{"assessment":{"best_window":{"end":"2027-09-18T20:45Z","end_local":"23:45","hours":2.75,"label":"good","mean_quality":0.66,"start":"2027-09-18T18:00Z","start_local":"21:00"},"cost":{"altitude":1.26,"clouds":0.0,"darkness":1.24,"moon":3.25},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":62,"cloud":null,"high":null,"iso":"2027-09-18T17:00Z","label":"poor","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"20:00","wind":null},{"alt":73,"cloud":null,"high":null,"iso":"2027-09-18T18:00Z","label":"good","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.72,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":84,"cloud":null,"high":null,"iso":"2027-09-18T19:00Z","label":"good","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.67,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":84,"cloud":null,"high":null,"iso":"2027-09-18T20:00Z","label":"good","low":null,"mid":null,"moon_alt":30,"precip":null,"q":0.63,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":73,"cloud":null,"high":null,"iso":"2027-09-18T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.59,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":63,"cloud":null,"high":null,"iso":"2027-09-18T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":51,"precip":null,"q":0.56,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":52,"cloud":null,"high":null,"iso":"2027-09-18T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":59,"precip":null,"q":0.51,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":42,"cloud":null,"high":null,"iso":"2027-09-19T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":64,"precip":null,"q":0.46,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":32,"cloud":null,"high":null,"iso":"2027-09-19T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":63,"precip":null,"q":0.43,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":23,"cloud":null,"high":null,"iso":"2027-09-19T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":57,"precip":null,"q":0.29,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2027-09-19T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":48,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2027-09-19T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.72,"peak_sky":0.72,"quality_hours":4.75,"reasons":["moonlight cost 3.2 quality-hours","the target being low or below 20\u00b0 cost 1.3 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":72,"score_weather":null,"sky_hours":4.75,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2027-09-18T16:55Z","end_local":"19:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-09-18T16:25Z","start_local":"19:25"},{"end":"2027-09-18T17:30Z","end_local":"20:30","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2027-09-18T16:55Z","start_local":"19:55"},{"end":"2027-09-18T18:00Z","end_local":"21:00","hours":0.5,"label":"marginal","mean_quality":0.37,"start":"2027-09-18T17:30Z","start_local":"20:30"},{"end":"2027-09-18T20:45Z","end_local":"23:45","hours":2.75,"label":"good","mean_quality":0.66,"start":"2027-09-18T18:00Z","start_local":"21:00"},{"end":"2027-09-19T02:00Z","end_local":"05:00","hours":5.25,"label":"marginal","mean_quality":0.49,"start":"2027-09-18T20:45Z","start_local":"23:45"},{"end":"2027-09-19T02:25Z","end_local":"05:25","hours":0.42,"label":"poor","mean_quality":0.26,"start":"2027-09-19T02:00Z","start_local":"05:00"},{"end":"2027-09-19T04:05Z","end_local":"07:05","hours":1.67,"label":"unusable","mean_quality":0.0,"start":"2027-09-19T02:25Z","start_local":"05:25"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2027-09-18T17:59:54Z","dark_hours":8.52,"dark_to":"2027-09-19T02:30:53Z","moon":{"illumination":0.911,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":0.0,"moonrise":"2027-09-18T17:15:54Z","moonset":"2027-09-19T07:34:08Z","sunrise":"2027-09-19T04:04:55Z","sunset":"2027-09-18T16:25:59Z","twilight":{"astronomical":{"end":"2027-09-18T17:59:54Z","start":"2027-09-19T02:30:53Z"},"civil":{"end":"2027-09-18T16:53:46Z","start":"2027-09-19T03:37:06Z"},"nautical":{"end":"2027-09-18T17:26:26Z","start":"2027-09-19T03:04:24Z"}},"window_end":"2027-09-19T09:00:00Z","window_start":"2027-09-18T09:00:00Z"},"night_date":"2027-09-18","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":87.2,"t":"2027-09-18T19:30:00Z"},"dec":44.33,"dec_of_date":44.4387,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":7.33,"limit_rise":"2027-09-18T12:38:19Z","limit_set":"2027-09-19T02:23:22Z","max_az_rate_deg_per_min":3.66,"moon_separation":65.6,"never_rises":false,"ra":314.69583333,"ra_of_date":314.9438,"ra_str":"20h 58m 47.0s","resolved":{"common_name":"North America Nebula","dec":44.33,"name":"NGC 7000","ra":314.69583333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=NGC%207000","source":"sesame","type":"Cl*","type_text":"star cluster"},"summary":"7.3 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2027-09-19T05:39:49Z","blocked_dark_hours":0,"clears_at":"2027-09-18T09:45:28Z","rise_az":23.8},"track":[{"above_terrain":false,"airmass":null,"alt":-1.67,"az":15.4,"t":"2027-09-18T09:00:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-1.41,"az":16.3,"t":"2027-09-18T09:05:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.15,"az":17.1,"t":"2027-09-18T09:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-0.86,"az":18.0,"t":"2027-09-18T09:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-0.57,"az":18.8,"t":"2027-09-18T09:20:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-0.26,"az":19.7,"t":"2027-09-18T09:25:00Z","terrain":0.65},{"above_terrain":false,"airmass":37.0,"alt":0.06,"az":20.5,"t":"2027-09-18T09:30:00Z","terrain":0.68},{"above_terrain":false,"airmass":32.57,"alt":0.4,"az":21.3,"t":"2027-09-18T09:35:00Z","terrain":0.79},{"above_terrain":false,"airmass":28.73,"alt":0.74,"az":22.2,"t":"2027-09-18T09:40:00Z","terrain":1.02},{"above_terrain":false,"airmass":25.43,"alt":1.1,"az":23.0,"t":"2027-09-18T09:45:00Z","terrain":1.16},{"above_terrain":true,"airmass":22.62,"alt":1.47,"az":23.8,"t":"2027-09-18T09:50:00Z","terrain":0.97},{"above_terrain":true,"airmass":20.22,"alt":1.86,"az":24.6,"t":"2027-09-18T09:55:00Z","terrain":1.1},{"above_terrain":true,"airmass":18.16,"alt":2.25,"az":25.4,"t":"2027-09-18T10:00:00Z","terrain":1.27},{"above_terrain":true,"airmass":16.4,"alt":2.66,"az":26.2,"t":"2027-09-18T10:05:00Z","terrain":1.33},{"above_terrain":true,"airmass":14.88,"alt":3.08,"az":27.0,"t":"2027-09-18T10:10:00Z","terrain":1.28},{"above_terrain":true,"airmass":13.56,"alt":3.51,"az":27.8,"t":"2027-09-18T10:15:00Z","terrain":1.21},{"above_terrain":true,"airmass":12.42,"alt":3.95,"az":28.6,"t":"2027-09-18T10:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":11.41,"alt":4.41,"az":29.3,"t":"2027-09-18T10:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":10.53,"alt":4.87,"az":30.1,"t":"2027-09-18T10:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":9.75,"alt":5.34,"az":30.9,"t":"2027-09-18T10:35:00Z","terrain":1.29},{"above_terrain":true,"airmass":9.06,"alt":5.83,"az":31.6,"t":"2027-09-18T10:40:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.45,"alt":6.33,"az":32.4,"t":"2027-09-18T10:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":7.9,"alt":6.83,"az":33.1,"t":"2027-09-18T10:50:00Z","terrain":0.93},{"above_terrain":true,"airmass":7.4,"alt":7.35,"az":33.8,"t":"2027-09-18T10:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":6.96,"alt":7.87,"az":34.6,"t":"2027-09-18T11:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":6.55,"alt":8.41,"az":35.3,"t":"2027-09-18T11:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.19,"alt":8.96,"az":36.0,"t":"2027-09-18T11:10:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.85,"alt":9.51,"az":36.7,"t":"2027-09-18T11:15:00Z","terrain":-0.06},{"above_terrain":true,"airmass":5.55,"alt":10.07,"az":37.4,"t":"2027-09-18T11:20:00Z","terrain":-0.14},{"above_terrain":true,"airmass":5.27,"alt":10.65,"az":38.1,"t":"2027-09-18T11:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.01,"alt":11.23,"az":38.8,"t":"2027-09-18T11:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.78,"alt":11.82,"az":39.5,"t":"2027-09-18T11:35:00Z","terrain":-0.1},{"above_terrain":true,"airmass":4.56,"alt":12.42,"az":40.2,"t":"2027-09-18T11:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":4.36,"alt":13.03,"az":40.9,"t":"2027-09-18T11:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":4.17,"alt":13.65,"az":41.5,"t":"2027-09-18T11:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":4.0,"alt":14.27,"az":42.2,"t":"2027-09-18T11:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":3.84,"alt":14.9,"az":42.8,"t":"2027-09-18T12:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.69,"alt":15.54,"az":43.5,"t":"2027-09-18T12:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.55,"alt":16.19,"az":44.1,"t":"2027-09-18T12:10:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.42,"alt":16.85,"az":44.8,"t":"2027-09-18T12:15:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.29,"alt":17.51,"az":45.4,"t":"2027-09-18T12:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.18,"alt":18.18,"az":46.0,"t":"2027-09-18T12:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":3.07,"alt":18.86,"az":46.6,"t":"2027-09-18T12:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.97,"alt":19.54,"az":47.3,"t":"2027-09-18T12:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.87,"alt":20.23,"az":47.9,"t":"2027-09-18T12:40:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.78,"alt":20.93,"az":48.5,"t":"2027-09-18T12:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.7,"alt":21.63,"az":49.0,"t":"2027-09-18T12:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.62,"alt":22.34,"az":49.6,"t":"2027-09-18T12:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.54,"alt":23.06,"az":50.2,"t":"2027-09-18T13:00:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.47,"alt":23.78,"az":50.8,"t":"2027-09-18T13:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.4,"alt":24.51,"az":51.4,"t":"2027-09-18T13:10:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.34,"alt":25.24,"az":51.9,"t":"2027-09-18T13:15:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.27,"alt":25.98,"az":52.5,"t":"2027-09-18T13:20:00Z","terrain":0.73},{"above_terrain":true,"airmass":2.22,"alt":26.73,"az":53.0,"t":"2027-09-18T13:25:00Z","terrain":0.85},{"above_terrain":true,"airmass":2.16,"alt":27.48,"az":53.6,"t":"2027-09-18T13:30:00Z","terrain":0.93},{"above_terrain":true,"airmass":2.11,"alt":28.23,"az":54.1,"t":"2027-09-18T13:35:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.06,"alt":29.0,"az":54.7,"t":"2027-09-18T13:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.01,"alt":29.76,"az":55.2,"t":"2027-09-18T13:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.96,"alt":30.53,"az":55.7,"t":"2027-09-18T13:50:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.92,"alt":31.31,"az":56.2,"t":"2027-09-18T13:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.88,"alt":32.09,"az":56.8,"t":"2027-09-18T14:00:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.84,"alt":32.87,"az":57.3,"t":"2027-09-18T14:05:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.8,"alt":33.66,"az":57.8,"t":"2027-09-18T14:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.76,"alt":34.46,"az":58.3,"t":"2027-09-18T14:15:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.73,"alt":35.26,"az":58.8,"t":"2027-09-18T14:20:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.7,"alt":36.06,"az":59.3,"t":"2027-09-18T14:25:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.66,"alt":36.86,"az":59.7,"t":"2027-09-18T14:30:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.63,"alt":37.67,"az":60.2,"t":"2027-09-18T14:35:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.6,"alt":38.49,"az":60.7,"t":"2027-09-18T14:40:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.58,"alt":39.31,"az":61.1,"t":"2027-09-18T14:45:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.55,"alt":40.13,"az":61.6,"t":"2027-09-18T14:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.52,"alt":40.95,"az":62.1,"t":"2027-09-18T14:55:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.5,"alt":41.78,"az":62.5,"t":"2027-09-18T15:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.48,"alt":42.61,"az":63.0,"t":"2027-09-18T15:05:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.45,"alt":43.45,"az":63.4,"t":"2027-09-18T15:10:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.43,"alt":44.29,"az":63.8,"t":"2027-09-18T15:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.41,"alt":45.13,"az":64.3,"t":"2027-09-18T15:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":45.97,"az":64.7,"t":"2027-09-18T15:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.37,"alt":46.82,"az":65.1,"t":"2027-09-18T15:30:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.35,"alt":47.67,"az":65.5,"t":"2027-09-18T15:35:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.33,"alt":48.52,"az":65.9,"t":"2027-09-18T15:40:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.32,"alt":49.38,"az":66.3,"t":"2027-09-18T15:45:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.3,"alt":50.24,"az":66.7,"t":"2027-09-18T15:50:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.28,"alt":51.1,"az":67.1,"t":"2027-09-18T15:55:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.27,"alt":51.96,"az":67.5,"t":"2027-09-18T16:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.25,"alt":52.83,"az":67.8,"t":"2027-09-18T16:05:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.24,"alt":53.7,"az":68.2,"t":"2027-09-18T16:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.57,"az":68.6,"t":"2027-09-18T16:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.21,"alt":55.44,"az":68.9,"t":"2027-09-18T16:20:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.2,"alt":56.31,"az":69.3,"t":"2027-09-18T16:25:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.19,"alt":57.19,"az":69.6,"t":"2027-09-18T16:30:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.18,"alt":58.07,"az":69.9,"t":"2027-09-18T16:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.17,"alt":58.95,"az":70.2,"t":"2027-09-18T16:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.83,"az":70.5,"t":"2027-09-18T16:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.71,"az":70.8,"t":"2027-09-18T16:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.6,"az":71.1,"t":"2027-09-18T16:55:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.48,"az":71.4,"t":"2027-09-18T17:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.37,"az":71.6,"t":"2027-09-18T17:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.26,"az":71.9,"t":"2027-09-18T17:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":65.15,"az":72.1,"t":"2027-09-18T17:15:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.09,"alt":66.04,"az":72.3,"t":"2027-09-18T17:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.09,"alt":66.93,"az":72.5,"t":"2027-09-18T17:25:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.08,"alt":67.83,"az":72.6,"t":"2027-09-18T17:30:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.07,"alt":68.72,"az":72.8,"t":"2027-09-18T17:35:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.07,"alt":69.61,"az":72.9,"t":"2027-09-18T17:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.06,"alt":70.51,"az":72.9,"t":"2027-09-18T17:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":71.4,"az":73.0,"t":"2027-09-18T17:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":72.3,"az":73.0,"t":"2027-09-18T17:55:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.04,"alt":73.19,"az":72.9,"t":"2027-09-18T18:00:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.04,"alt":74.09,"az":72.8,"t":"2027-09-18T18:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.03,"alt":74.98,"az":72.6,"t":"2027-09-18T18:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.03,"alt":75.87,"az":72.4,"t":"2027-09-18T18:15:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.03,"alt":76.76,"az":72.1,"t":"2027-09-18T18:20:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.02,"alt":77.65,"az":71.6,"t":"2027-09-18T18:25:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.54,"az":71.0,"t":"2027-09-18T18:30:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":79.42,"az":70.3,"t":"2027-09-18T18:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.01,"alt":80.3,"az":69.3,"t":"2027-09-18T18:40:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.01,"alt":81.17,"az":68.0,"t":"2027-09-18T18:45:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.01,"alt":82.04,"az":66.4,"t":"2027-09-18T18:50:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.01,"alt":82.89,"az":64.3,"t":"2027-09-18T18:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.72,"az":61.5,"t":"2027-09-18T19:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.0,"alt":84.53,"az":57.7,"t":"2027-09-18T19:05:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.0,"alt":85.3,"az":52.5,"t":"2027-09-18T19:10:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.0,"alt":86.01,"az":45.3,"t":"2027-09-18T19:15:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.0,"alt":86.61,"az":35.0,"t":"2027-09-18T19:20:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.0,"alt":87.05,"az":20.8,"t":"2027-09-18T19:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.0,"alt":87.25,"az":3.2,"t":"2027-09-18T19:30:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.0,"alt":87.15,"az":344.9,"t":"2027-09-18T19:35:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.0,"alt":86.78,"az":329.4,"t":"2027-09-18T19:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":86.23,"az":317.9,"t":"2027-09-18T19:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.0,"alt":85.55,"az":309.7,"t":"2027-09-18T19:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.0,"alt":84.8,"az":303.9,"t":"2027-09-18T19:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.01,"alt":84.0,"az":299.7,"t":"2027-09-18T20:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.01,"alt":83.17,"az":296.6,"t":"2027-09-18T20:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.01,"alt":82.33,"az":294.3,"t":"2027-09-18T20:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":81.47,"az":292.5,"t":"2027-09-18T20:15:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.01,"alt":80.6,"az":291.1,"t":"2027-09-18T20:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.02,"alt":79.72,"az":290.1,"t":"2027-09-18T20:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.02,"alt":78.84,"az":289.2,"t":"2027-09-18T20:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.02,"alt":77.96,"az":288.6,"t":"2027-09-18T20:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":77.07,"az":288.1,"t":"2027-09-18T20:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.18,"az":287.7,"t":"2027-09-18T20:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.03,"alt":75.29,"az":287.4,"t":"2027-09-18T20:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.04,"alt":74.39,"az":287.2,"t":"2027-09-18T20:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.04,"alt":73.5,"az":287.1,"t":"2027-09-18T21:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.05,"alt":72.6,"az":287.0,"t":"2027-09-18T21:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":71.71,"az":287.0,"t":"2027-09-18T21:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.06,"alt":70.81,"az":287.0,"t":"2027-09-18T21:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":69.92,"az":287.1,"t":"2027-09-18T21:20:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":69.02,"az":287.2,"t":"2027-09-18T21:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.08,"alt":68.13,"az":287.3,"t":"2027-09-18T21:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.08,"alt":67.24,"az":287.5,"t":"2027-09-18T21:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.09,"alt":66.34,"az":287.7,"t":"2027-09-18T21:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.1,"alt":65.45,"az":287.9,"t":"2027-09-18T21:45:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.11,"alt":64.56,"az":288.1,"t":"2027-09-18T21:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.67,"az":288.3,"t":"2027-09-18T21:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":62.79,"az":288.5,"t":"2027-09-18T22:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":61.9,"az":288.8,"t":"2027-09-18T22:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.01,"az":289.1,"t":"2027-09-18T22:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.15,"alt":60.13,"az":289.4,"t":"2027-09-18T22:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.16,"alt":59.25,"az":289.7,"t":"2027-09-18T22:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.17,"alt":58.37,"az":290.0,"t":"2027-09-18T22:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.19,"alt":57.49,"az":290.3,"t":"2027-09-18T22:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.2,"alt":56.61,"az":290.6,"t":"2027-09-18T22:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.21,"alt":55.74,"az":291.0,"t":"2027-09-18T22:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.22,"alt":54.86,"az":291.3,"t":"2027-09-18T22:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.24,"alt":53.99,"az":291.7,"t":"2027-09-18T22:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":53.12,"az":292.0,"t":"2027-09-18T22:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.26,"az":292.4,"t":"2027-09-18T23:00:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.28,"alt":51.39,"az":292.8,"t":"2027-09-18T23:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.29,"alt":50.53,"az":293.2,"t":"2027-09-18T23:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.31,"alt":49.67,"az":293.5,"t":"2027-09-18T23:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.33,"alt":48.82,"az":293.9,"t":"2027-09-18T23:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.96,"az":294.3,"t":"2027-09-18T23:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.36,"alt":47.11,"az":294.8,"t":"2027-09-18T23:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.38,"alt":46.26,"az":295.2,"t":"2027-09-18T23:35:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.4,"alt":45.42,"az":295.6,"t":"2027-09-18T23:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.42,"alt":44.57,"az":296.0,"t":"2027-09-18T23:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.44,"alt":43.73,"az":296.5,"t":"2027-09-18T23:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.47,"alt":42.9,"az":296.9,"t":"2027-09-18T23:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.49,"alt":42.06,"az":297.3,"t":"2027-09-19T00:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.51,"alt":41.24,"az":297.8,"t":"2027-09-19T00:05:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.54,"alt":40.41,"az":298.2,"t":"2027-09-19T00:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.57,"alt":39.59,"az":298.7,"t":"2027-09-19T00:15:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":38.77,"az":299.2,"t":"2027-09-19T00:20:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.62,"alt":37.95,"az":299.6,"t":"2027-09-19T00:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.65,"alt":37.14,"az":300.1,"t":"2027-09-19T00:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.68,"alt":36.33,"az":300.6,"t":"2027-09-19T00:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.72,"alt":35.53,"az":301.1,"t":"2027-09-19T00:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.75,"alt":34.73,"az":301.6,"t":"2027-09-19T00:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.79,"alt":33.93,"az":302.1,"t":"2027-09-19T00:50:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.82,"alt":33.14,"az":302.6,"t":"2027-09-19T00:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.86,"alt":32.36,"az":303.1,"t":"2027-09-19T01:00:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.91,"alt":31.57,"az":303.6,"t":"2027-09-19T01:05:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.95,"alt":30.8,"az":304.1,"t":"2027-09-19T01:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.99,"alt":30.02,"az":304.6,"t":"2027-09-19T01:15:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.04,"alt":29.26,"az":305.2,"t":"2027-09-19T01:20:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.09,"alt":28.49,"az":305.7,"t":"2027-09-19T01:25:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.14,"alt":27.74,"az":306.2,"t":"2027-09-19T01:30:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.2,"alt":26.98,"az":306.8,"t":"2027-09-19T01:35:00Z","terrain":0.1},{"above_terrain":true,"airmass":2.25,"alt":26.24,"az":307.3,"t":"2027-09-19T01:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.31,"alt":25.49,"az":307.9,"t":"2027-09-19T01:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.38,"alt":24.76,"az":308.4,"t":"2027-09-19T01:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.44,"alt":24.03,"az":309.0,"t":"2027-09-19T01:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.52,"alt":23.3,"az":309.6,"t":"2027-09-19T02:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.59,"alt":22.59,"az":310.2,"t":"2027-09-19T02:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.67,"alt":21.87,"az":310.8,"t":"2027-09-19T02:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.75,"alt":21.17,"az":311.3,"t":"2027-09-19T02:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.84,"alt":20.47,"az":311.9,"t":"2027-09-19T02:20:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.93,"alt":19.78,"az":312.5,"t":"2027-09-19T02:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.03,"alt":19.09,"az":313.2,"t":"2027-09-19T02:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.14,"alt":18.41,"az":313.8,"t":"2027-09-19T02:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.25,"alt":17.74,"az":314.4,"t":"2027-09-19T02:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.37,"alt":17.07,"az":315.0,"t":"2027-09-19T02:45:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.5,"alt":16.41,"az":315.6,"t":"2027-09-19T02:50:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.64,"alt":15.76,"az":316.3,"t":"2027-09-19T02:55:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.78,"alt":15.12,"az":316.9,"t":"2027-09-19T03:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.94,"alt":14.49,"az":317.6,"t":"2027-09-19T03:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.11,"alt":13.86,"az":318.2,"t":"2027-09-19T03:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.29,"alt":13.24,"az":318.9,"t":"2027-09-19T03:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":4.49,"alt":12.63,"az":319.6,"t":"2027-09-19T03:20:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.7,"alt":12.03,"az":320.3,"t":"2027-09-19T03:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.93,"alt":11.43,"az":320.9,"t":"2027-09-19T03:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.18,"alt":10.85,"az":321.6,"t":"2027-09-19T03:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":5.45,"alt":10.27,"az":322.3,"t":"2027-09-19T03:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.75,"alt":9.7,"az":323.0,"t":"2027-09-19T03:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":6.07,"alt":9.14,"az":323.7,"t":"2027-09-19T03:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":6.42,"alt":8.59,"az":324.5,"t":"2027-09-19T03:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.81,"alt":8.06,"az":325.2,"t":"2027-09-19T04:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.24,"alt":7.53,"az":325.9,"t":"2027-09-19T04:05:00Z","terrain":-0.24},{"above_terrain":true,"airmass":7.72,"alt":7.01,"az":326.6,"t":"2027-09-19T04:10:00Z","terrain":-0.34},{"above_terrain":true,"airmass":8.25,"alt":6.5,"az":327.4,"t":"2027-09-19T04:15:00Z","terrain":-0.33},{"above_terrain":true,"airmass":8.85,"alt":6.0,"az":328.1,"t":"2027-09-19T04:20:00Z","terrain":-0.22},{"above_terrain":true,"airmass":9.51,"alt":5.51,"az":328.9,"t":"2027-09-19T04:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":10.26,"alt":5.03,"az":329.6,"t":"2027-09-19T04:30:00Z","terrain":-0.27},{"above_terrain":true,"airmass":11.1,"alt":4.56,"az":330.4,"t":"2027-09-19T04:35:00Z","terrain":-0.37},{"above_terrain":true,"airmass":12.06,"alt":4.11,"az":331.2,"t":"2027-09-19T04:40:00Z","terrain":-0.35},{"above_terrain":true,"airmass":13.15,"alt":3.66,"az":332.0,"t":"2027-09-19T04:45:00Z","terrain":-0.15},{"above_terrain":true,"airmass":14.41,"alt":3.23,"az":332.7,"t":"2027-09-19T04:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.86,"alt":2.8,"az":333.5,"t":"2027-09-19T04:55:00Z","terrain":-0.18},{"above_terrain":true,"airmass":17.53,"alt":2.39,"az":334.3,"t":"2027-09-19T05:00:00Z","terrain":-0.35},{"above_terrain":true,"airmass":19.48,"alt":1.99,"az":335.1,"t":"2027-09-19T05:05:00Z","terrain":-0.62},{"above_terrain":true,"airmass":21.76,"alt":1.6,"az":335.9,"t":"2027-09-19T05:10:00Z","terrain":-0.81},{"above_terrain":true,"airmass":24.42,"alt":1.23,"az":336.7,"t":"2027-09-19T05:15:00Z","terrain":-0.76},{"above_terrain":true,"airmass":27.55,"alt":0.86,"az":337.6,"t":"2027-09-19T05:20:00Z","terrain":-0.58},{"above_terrain":true,"airmass":31.2,"alt":0.51,"az":338.4,"t":"2027-09-19T05:25:00Z","terrain":-0.58},{"above_terrain":true,"airmass":35.43,"alt":0.17,"az":339.2,"t":"2027-09-19T05:30:00Z","terrain":-0.7},{"above_terrain":true,"airmass":null,"alt":-0.15,"az":340.0,"t":"2027-09-19T05:35:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":340.9,"t":"2027-09-19T05:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-0.76,"az":341.7,"t":"2027-09-19T05:45:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.05,"az":342.6,"t":"2027-09-19T05:50:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-1.32,"az":343.4,"t":"2027-09-19T05:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.58,"az":344.3,"t":"2027-09-19T06:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.83,"az":345.1,"t":"2027-09-19T06:05:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-2.06,"az":346.0,"t":"2027-09-19T06:10:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-2.28,"az":346.9,"t":"2027-09-19T06:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.49,"az":347.8,"t":"2027-09-19T06:20:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-2.68,"az":348.6,"t":"2027-09-19T06:25:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":349.5,"t":"2027-09-19T06:30:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-3.02,"az":350.4,"t":"2027-09-19T06:35:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.17,"az":351.3,"t":"2027-09-19T06:40:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-3.31,"az":352.2,"t":"2027-09-19T06:45:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-3.43,"az":353.0,"t":"2027-09-19T06:50:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-3.53,"az":353.9,"t":"2027-09-19T06:55:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-3.62,"az":354.8,"t":"2027-09-19T07:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.7,"az":355.7,"t":"2027-09-19T07:05:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":356.6,"t":"2027-09-19T07:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":357.5,"t":"2027-09-19T07:15:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":358.4,"t":"2027-09-19T07:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":359.3,"t":"2027-09-19T07:25:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":0.2,"t":"2027-09-19T07:30:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":1.1,"t":"2027-09-19T07:35:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":2.0,"t":"2027-09-19T07:40:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-3.79,"az":2.9,"t":"2027-09-19T07:45:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":3.8,"t":"2027-09-19T07:50:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-3.67,"az":4.7,"t":"2027-09-19T07:55:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":5.6,"t":"2027-09-19T08:00:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-3.49,"az":6.5,"t":"2027-09-19T08:05:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.37,"az":7.4,"t":"2027-09-19T08:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.25,"az":8.2,"t":"2027-09-19T08:15:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.11,"az":9.1,"t":"2027-09-19T08:20:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":10.0,"t":"2027-09-19T08:25:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-2.78,"az":10.9,"t":"2027-09-19T08:30:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-2.6,"az":11.8,"t":"2027-09-19T08:35:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-2.4,"az":12.6,"t":"2027-09-19T08:40:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":13.5,"t":"2027-09-19T08:45:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":14.4,"t":"2027-09-19T08:50:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-1.72,"az":15.2,"t":"2027-09-19T08:55:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-1.47,"az":16.1,"t":"2027-09-19T09:00:00Z","terrain":0.49}],"transit":{"airmass":1.0,"alt":87.2,"az":3.2,"t":"2027-09-18T19:30:00Z"},"usable_hours":8.42,"verdict":"good","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}