{"assessment":{"best_window":{"end":"2028-09-04T02:15Z","end_local":"05:15","hours":7.75,"label":"marginal","mean_quality":0.48,"start":"2028-09-03T18:30Z","start_local":"21:30"},"cost":{"altitude":0.45,"clouds":0.0,"darkness":1.67,"moon":3.96},"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 possible, with compromises \u2014 weather unknown","hourly":[{"alt":53,"cloud":null,"high":null,"iso":"2028-09-03T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":63,"cloud":null,"high":null,"iso":"2028-09-03T18:00Z","label":"poor","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.3,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":74,"cloud":null,"high":null,"iso":"2028-09-03T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.54,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":84,"cloud":null,"high":null,"iso":"2028-09-03T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":35,"precip":null,"q":0.5,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":83,"cloud":null,"high":null,"iso":"2028-09-03T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.48,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":73,"cloud":null,"high":null,"iso":"2028-09-03T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":44,"precip":null,"q":0.47,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":62,"cloud":null,"high":null,"iso":"2028-09-03T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.47,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":52,"cloud":null,"high":null,"iso":"2028-09-04T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.46,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2028-09-04T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":31,"precip":null,"q":0.46,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":32,"cloud":null,"high":null,"iso":"2028-09-04T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.46,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":23,"cloud":null,"high":null,"iso":"2028-09-04T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":12,"precip":null,"q":0.05,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.57,"peak_sky":0.57,"quality_hours":4.1,"reasons":["moonlight cost 4.0 quality-hours","daylight and twilight cost 1.7 quality-hours","the target being low or below 20\u00b0 cost 0.5 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":57,"score_weather":null,"sky_hours":4.1,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2028-09-03T17:20Z","end_local":"20:20","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-09-03T16:50Z","start_local":"19:50"},{"end":"2028-09-03T18:30Z","end_local":"21:30","hours":1.17,"label":"poor","mean_quality":0.19,"start":"2028-09-03T17:20Z","start_local":"20:20"},{"end":"2028-09-04T02:15Z","end_local":"05:15","hours":7.75,"label":"marginal","mean_quality":0.48,"start":"2028-09-03T18:30Z","start_local":"21:30"},{"end":"2028-09-04T03:20Z","end_local":"06:20","hours":1.08,"label":"poor","mean_quality":0.13,"start":"2028-09-04T02:15Z","start_local":"05:15"},{"end":"2028-09-04T03:55Z","end_local":"06:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-09-04T03:20Z","start_local":"06:20"}]},"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":"2028-09-03T18:27:50Z","dark_hours":7.75,"dark_to":"2028-09-04T02:12:54Z","moon":{"illumination":0.999,"phase":"full moon","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2028-09-03T16:25:53Z","moonset":"2028-09-04T04:06:13Z","sunrise":"2028-09-04T03:50:23Z","sunset":"2028-09-03T16:50:27Z","twilight":{"astronomical":{"end":"2028-09-03T18:27:50Z","start":"2028-09-04T02:12:54Z"},"civil":{"end":"2028-09-03T17:18:48Z","start":"2028-09-04T03:22:00Z"},"nautical":{"end":"2028-09-03T17:52:35Z","start":"2028-09-04T02:48:11Z"}},"window_end":"2028-09-04T09:00:00Z","window_start":"2028-09-03T09:00:00Z"},"night_date":"2028-09-03","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":"2028-09-03T20:25:00Z"},"dec":44.33,"dec_of_date":44.4425,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":7.75,"limit_rise":"2028-09-03T13:34:20Z","limit_set":"2028-09-04T03:19:25Z","max_az_rate_deg_per_min":3.69,"moon_separation":53.7,"never_rises":false,"ra":314.69583333,"ra_of_date":314.9524,"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":"7.7 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2028-09-04T06:36:08Z","blocked_dark_hours":0,"clears_at":"2028-09-03T10:40:59Z","rise_az":23.6},"track":[{"above_terrain":false,"airmass":null,"alt":-3.58,"az":5.6,"t":"2028-09-03T09:00:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-3.48,"az":6.5,"t":"2028-09-03T09:05:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.37,"az":7.4,"t":"2028-09-03T09:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.24,"az":8.2,"t":"2028-09-03T09:15:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.1,"az":9.1,"t":"2028-09-03T09:20:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":10.0,"t":"2028-09-03T09:25:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-2.78,"az":10.9,"t":"2028-09-03T09:30:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":11.8,"t":"2028-09-03T09:35:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-2.39,"az":12.6,"t":"2028-09-03T09:40:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-2.18,"az":13.5,"t":"2028-09-03T09:45:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":14.4,"t":"2028-09-03T09:50:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-1.72,"az":15.2,"t":"2028-09-03T09:55:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-1.46,"az":16.1,"t":"2028-09-03T10:00:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.2,"az":17.0,"t":"2028-09-03T10:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-0.92,"az":17.8,"t":"2028-09-03T10:10:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-0.63,"az":18.7,"t":"2028-09-03T10:15:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-0.32,"az":19.5,"t":"2028-09-03T10:20:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-0.0,"az":20.3,"t":"2028-09-03T10:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":33.39,"alt":0.33,"az":21.2,"t":"2028-09-03T10:30:00Z","terrain":0.74},{"above_terrain":false,"airmass":29.44,"alt":0.67,"az":22.0,"t":"2028-09-03T10:35:00Z","terrain":0.99},{"above_terrain":false,"airmass":26.04,"alt":1.03,"az":22.8,"t":"2028-09-03T10:40:00Z","terrain":1.13},{"above_terrain":true,"airmass":23.14,"alt":1.4,"az":23.6,"t":"2028-09-03T10:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":20.66,"alt":1.78,"az":24.4,"t":"2028-09-03T10:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":18.54,"alt":2.17,"az":25.2,"t":"2028-09-03T10:55:00Z","terrain":1.25},{"above_terrain":true,"airmass":16.73,"alt":2.58,"az":26.0,"t":"2028-09-03T11:00:00Z","terrain":1.34},{"above_terrain":true,"airmass":15.16,"alt":3.0,"az":26.8,"t":"2028-09-03T11:05:00Z","terrain":1.29},{"above_terrain":true,"airmass":13.81,"alt":3.42,"az":27.6,"t":"2028-09-03T11:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":12.63,"alt":3.86,"az":28.4,"t":"2028-09-03T11:15:00Z","terrain":1.11},{"above_terrain":true,"airmass":11.6,"alt":4.31,"az":29.2,"t":"2028-09-03T11:20:00Z","terrain":1.03},{"above_terrain":true,"airmass":10.7,"alt":4.78,"az":29.9,"t":"2028-09-03T11:25:00Z","terrain":1.14},{"above_terrain":true,"airmass":9.9,"alt":5.25,"az":30.7,"t":"2028-09-03T11:30:00Z","terrain":1.26},{"above_terrain":true,"airmass":9.19,"alt":5.73,"az":31.5,"t":"2028-09-03T11:35:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.57,"alt":6.23,"az":32.2,"t":"2028-09-03T11:40:00Z","terrain":1.26},{"above_terrain":true,"airmass":8.0,"alt":6.73,"az":33.0,"t":"2028-09-03T11:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":7.5,"alt":7.24,"az":33.7,"t":"2028-09-03T11:50:00Z","terrain":0.6},{"above_terrain":true,"airmass":7.04,"alt":7.77,"az":34.4,"t":"2028-09-03T11:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":6.63,"alt":8.3,"az":35.1,"t":"2028-09-03T12:00:00Z","terrain":0.05},{"above_terrain":true,"airmass":6.26,"alt":8.85,"az":35.9,"t":"2028-09-03T12:05:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.92,"alt":9.4,"az":36.6,"t":"2028-09-03T12:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":5.61,"alt":9.96,"az":37.3,"t":"2028-09-03T12:15:00Z","terrain":-0.12},{"above_terrain":true,"airmass":5.32,"alt":10.53,"az":38.0,"t":"2028-09-03T12:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":5.06,"alt":11.11,"az":38.7,"t":"2028-09-03T12:25:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.82,"alt":11.7,"az":39.4,"t":"2028-09-03T12:30:00Z","terrain":-0.12},{"above_terrain":true,"airmass":4.6,"alt":12.3,"az":40.0,"t":"2028-09-03T12:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":4.4,"alt":12.91,"az":40.7,"t":"2028-09-03T12:40:00Z","terrain":0.0},{"above_terrain":true,"airmass":4.21,"alt":13.52,"az":41.4,"t":"2028-09-03T12:45:00Z","terrain":0.06},{"above_terrain":true,"airmass":4.03,"alt":14.14,"az":42.1,"t":"2028-09-03T12:50:00Z","terrain":0.13},{"above_terrain":true,"airmass":3.87,"alt":14.77,"az":42.7,"t":"2028-09-03T12:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.72,"alt":15.41,"az":43.4,"t":"2028-09-03T13:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.57,"alt":16.06,"az":44.0,"t":"2028-09-03T13:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.44,"alt":16.71,"az":44.6,"t":"2028-09-03T13:10:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.32,"alt":17.38,"az":45.3,"t":"2028-09-03T13:15:00Z","terrain":0.6},{"above_terrain":true,"airmass":3.2,"alt":18.04,"az":45.9,"t":"2028-09-03T13:20:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.09,"alt":18.72,"az":46.5,"t":"2028-09-03T13:25:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.99,"alt":19.4,"az":47.1,"t":"2028-09-03T13:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.89,"alt":20.09,"az":47.7,"t":"2028-09-03T13:35:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.8,"alt":20.79,"az":48.3,"t":"2028-09-03T13:40:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.71,"alt":21.49,"az":48.9,"t":"2028-09-03T13:45:00Z","terrain":0.42},{"above_terrain":true,"airmass":2.63,"alt":22.2,"az":49.5,"t":"2028-09-03T13:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.56,"alt":22.91,"az":50.1,"t":"2028-09-03T13:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.48,"alt":23.63,"az":50.7,"t":"2028-09-03T14:00:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.41,"alt":24.36,"az":51.2,"t":"2028-09-03T14:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.35,"alt":25.09,"az":51.8,"t":"2028-09-03T14:10:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.29,"alt":25.83,"az":52.4,"t":"2028-09-03T14:15:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.23,"alt":26.58,"az":52.9,"t":"2028-09-03T14:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.17,"alt":27.33,"az":53.5,"t":"2028-09-03T14:25:00Z","terrain":0.92},{"above_terrain":true,"airmass":2.12,"alt":28.08,"az":54.0,"t":"2028-09-03T14:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.07,"alt":28.84,"az":54.6,"t":"2028-09-03T14:35:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.02,"alt":29.6,"az":55.1,"t":"2028-09-03T14:40:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.97,"alt":30.37,"az":55.6,"t":"2028-09-03T14:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.93,"alt":31.15,"az":56.1,"t":"2028-09-03T14:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.89,"alt":31.93,"az":56.6,"t":"2028-09-03T14:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.85,"alt":32.71,"az":57.2,"t":"2028-09-03T15:00:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.81,"alt":33.5,"az":57.7,"t":"2028-09-03T15:05:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.77,"alt":34.29,"az":58.2,"t":"2028-09-03T15:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.74,"alt":35.09,"az":58.7,"t":"2028-09-03T15:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.7,"alt":35.89,"az":59.1,"t":"2028-09-03T15:20:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.67,"alt":36.7,"az":59.6,"t":"2028-09-03T15:25:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.64,"alt":37.51,"az":60.1,"t":"2028-09-03T15:30:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.61,"alt":38.32,"az":60.6,"t":"2028-09-03T15:35:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.58,"alt":39.14,"az":61.0,"t":"2028-09-03T15:40:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.55,"alt":39.96,"az":61.5,"t":"2028-09-03T15:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.53,"alt":40.78,"az":62.0,"t":"2028-09-03T15:50:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.5,"alt":41.61,"az":62.4,"t":"2028-09-03T15:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.48,"alt":42.44,"az":62.9,"t":"2028-09-03T16:00:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.46,"alt":43.28,"az":63.3,"t":"2028-09-03T16:05:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.43,"alt":44.12,"az":63.7,"t":"2028-09-03T16:10:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.41,"alt":44.96,"az":64.2,"t":"2028-09-03T16:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":45.8,"az":64.6,"t":"2028-09-03T16:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.37,"alt":46.65,"az":65.0,"t":"2028-09-03T16:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.5,"az":65.4,"t":"2028-09-03T16:30:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.34,"alt":48.35,"az":65.8,"t":"2028-09-03T16:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.32,"alt":49.2,"az":66.2,"t":"2028-09-03T16:40:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.3,"alt":50.06,"az":66.6,"t":"2028-09-03T16:45:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.29,"alt":50.92,"az":67.0,"t":"2028-09-03T16:50:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.27,"alt":51.79,"az":67.4,"t":"2028-09-03T16:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.65,"az":67.8,"t":"2028-09-03T17:00:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.24,"alt":53.52,"az":68.1,"t":"2028-09-03T17:05:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.39,"az":68.5,"t":"2028-09-03T17:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.22,"alt":55.26,"az":68.8,"t":"2028-09-03T17:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.2,"alt":56.13,"az":69.2,"t":"2028-09-03T17:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.19,"alt":57.01,"az":69.5,"t":"2028-09-03T17:25:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.18,"alt":57.89,"az":69.8,"t":"2028-09-03T17:30:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.17,"alt":58.77,"az":70.2,"t":"2028-09-03T17:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.65,"az":70.5,"t":"2028-09-03T17:40:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.53,"az":70.8,"t":"2028-09-03T17:45:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.42,"az":71.0,"t":"2028-09-03T17:50:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":62.3,"az":71.3,"t":"2028-09-03T17:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.19,"az":71.6,"t":"2028-09-03T18:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.11,"alt":64.08,"az":71.8,"t":"2028-09-03T18:05:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":64.97,"az":72.0,"t":"2028-09-03T18:10:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.86,"az":72.2,"t":"2028-09-03T18:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.09,"alt":66.75,"az":72.4,"t":"2028-09-03T18:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":67.64,"az":72.6,"t":"2028-09-03T18:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.07,"alt":68.54,"az":72.7,"t":"2028-09-03T18:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.07,"alt":69.43,"az":72.8,"t":"2028-09-03T18:35:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.06,"alt":70.32,"az":72.9,"t":"2028-09-03T18:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.06,"alt":71.22,"az":73.0,"t":"2028-09-03T18:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":72.11,"az":73.0,"t":"2028-09-03T18:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":73.01,"az":72.9,"t":"2028-09-03T18:55:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.04,"alt":73.9,"az":72.8,"t":"2028-09-03T19:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.04,"alt":74.8,"az":72.7,"t":"2028-09-03T19:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.03,"alt":75.69,"az":72.4,"t":"2028-09-03T19:10:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.03,"alt":76.58,"az":72.1,"t":"2028-09-03T19:15:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.02,"alt":77.47,"az":71.7,"t":"2028-09-03T19:20:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.36,"az":71.1,"t":"2028-09-03T19:25:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":79.24,"az":70.4,"t":"2028-09-03T19:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.01,"alt":80.12,"az":69.5,"t":"2028-09-03T19:35:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.01,"alt":80.99,"az":68.3,"t":"2028-09-03T19:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.01,"alt":81.86,"az":66.7,"t":"2028-09-03T19:45:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.01,"alt":82.71,"az":64.7,"t":"2028-09-03T19:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.55,"az":62.1,"t":"2028-09-03T19:55:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.0,"alt":84.36,"az":58.5,"t":"2028-09-03T20:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.0,"alt":85.14,"az":53.7,"t":"2028-09-03T20:05:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.0,"alt":85.86,"az":46.9,"t":"2028-09-03T20:10:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.0,"alt":86.49,"az":37.4,"t":"2028-09-03T20:15:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.0,"alt":86.98,"az":24.0,"t":"2028-09-03T20:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.0,"alt":87.23,"az":7.0,"t":"2028-09-03T20:25:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.0,"alt":87.19,"az":348.5,"t":"2028-09-03T20:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.0,"alt":86.87,"az":332.3,"t":"2028-09-03T20:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.0,"alt":86.35,"az":320.0,"t":"2028-09-03T20:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":85.69,"az":311.2,"t":"2028-09-03T20:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.0,"alt":84.95,"az":305.0,"t":"2028-09-03T20:50:00Z","terrain":-0.28},{"above_terrain":true,"airmass":1.0,"alt":84.17,"az":300.5,"t":"2028-09-03T20:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.01,"alt":83.35,"az":297.2,"t":"2028-09-03T21:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.01,"alt":82.5,"az":294.7,"t":"2028-09-03T21:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":81.65,"az":292.8,"t":"2028-09-03T21:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.01,"alt":80.78,"az":291.4,"t":"2028-09-03T21:15:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.02,"alt":79.9,"az":290.3,"t":"2028-09-03T21:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.02,"alt":79.02,"az":289.4,"t":"2028-09-03T21:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.02,"alt":78.14,"az":288.7,"t":"2028-09-03T21:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.25,"az":288.2,"t":"2028-09-03T21:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.36,"az":287.8,"t":"2028-09-03T21:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.03,"alt":75.47,"az":287.5,"t":"2028-09-03T21:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.04,"alt":74.58,"az":287.3,"t":"2028-09-03T21:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.04,"alt":73.68,"az":287.1,"t":"2028-09-03T21:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.05,"alt":72.79,"az":287.1,"t":"2028-09-03T22:00:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":71.89,"az":287.0,"t":"2028-09-03T22:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":71.0,"az":287.1,"t":"2028-09-03T22:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":70.1,"az":287.1,"t":"2028-09-03T22:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":69.21,"az":287.2,"t":"2028-09-03T22:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.08,"alt":68.31,"az":287.3,"t":"2028-09-03T22:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.08,"alt":67.42,"az":287.5,"t":"2028-09-03T22:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.09,"alt":66.53,"az":287.6,"t":"2028-09-03T22:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.1,"alt":65.64,"az":287.8,"t":"2028-09-03T22:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.11,"alt":64.75,"az":288.0,"t":"2028-09-03T22:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":63.86,"az":288.3,"t":"2028-09-03T22:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":62.97,"az":288.5,"t":"2028-09-03T22:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":62.08,"az":288.8,"t":"2028-09-03T23:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.2,"az":289.0,"t":"2028-09-03T23:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.31,"az":289.3,"t":"2028-09-03T23:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.16,"alt":59.43,"az":289.6,"t":"2028-09-03T23:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.17,"alt":58.55,"az":289.9,"t":"2028-09-03T23:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.18,"alt":57.67,"az":290.2,"t":"2028-09-03T23:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.19,"alt":56.79,"az":290.6,"t":"2028-09-03T23:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":55.92,"az":290.9,"t":"2028-09-03T23:35:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.22,"alt":55.04,"az":291.2,"t":"2028-09-03T23:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.17,"az":291.6,"t":"2028-09-03T23:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":53.3,"az":292.0,"t":"2028-09-03T23:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.26,"alt":52.44,"az":292.3,"t":"2028-09-03T23:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.28,"alt":51.57,"az":292.7,"t":"2028-09-04T00:00:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.29,"alt":50.71,"az":293.1,"t":"2028-09-04T00:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.31,"alt":49.85,"az":293.5,"t":"2028-09-04T00:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":48.99,"az":293.9,"t":"2028-09-04T00:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.34,"alt":48.14,"az":294.3,"t":"2028-09-04T00:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.36,"alt":47.29,"az":294.7,"t":"2028-09-04T00:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.44,"az":295.1,"t":"2028-09-04T00:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.4,"alt":45.59,"az":295.5,"t":"2028-09-04T00:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.42,"alt":44.75,"az":295.9,"t":"2028-09-04T00:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":43.91,"az":296.4,"t":"2028-09-04T00:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.46,"alt":43.07,"az":296.8,"t":"2028-09-04T00:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.49,"alt":42.24,"az":297.2,"t":"2028-09-04T00:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.51,"alt":41.41,"az":297.7,"t":"2028-09-04T01:00:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.54,"alt":40.58,"az":298.1,"t":"2028-09-04T01:05:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.56,"alt":39.76,"az":298.6,"t":"2028-09-04T01:10:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":38.94,"az":299.1,"t":"2028-09-04T01:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.62,"alt":38.12,"az":299.5,"t":"2028-09-04T01:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.65,"alt":37.31,"az":300.0,"t":"2028-09-04T01:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.68,"alt":36.5,"az":300.5,"t":"2028-09-04T01:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.71,"alt":35.7,"az":301.0,"t":"2028-09-04T01:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.74,"alt":34.89,"az":301.5,"t":"2028-09-04T01:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.78,"alt":34.1,"az":302.0,"t":"2028-09-04T01:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.82,"alt":33.31,"az":302.5,"t":"2028-09-04T01:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.86,"alt":32.52,"az":303.0,"t":"2028-09-04T01:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.9,"alt":31.74,"az":303.5,"t":"2028-09-04T02:00:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.94,"alt":30.96,"az":304.0,"t":"2028-09-04T02:05:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.98,"alt":30.18,"az":304.5,"t":"2028-09-04T02:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.03,"alt":29.42,"az":305.0,"t":"2028-09-04T02:15:00Z","terrain":-0.28},{"above_terrain":true,"airmass":2.08,"alt":28.65,"az":305.6,"t":"2028-09-04T02:20:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.13,"alt":27.89,"az":306.1,"t":"2028-09-04T02:25:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.18,"alt":27.14,"az":306.7,"t":"2028-09-04T02:30:00Z","terrain":0.06},{"above_terrain":true,"airmass":2.24,"alt":26.39,"az":307.2,"t":"2028-09-04T02:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.3,"alt":25.65,"az":307.8,"t":"2028-09-04T02:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.36,"alt":24.91,"az":308.3,"t":"2028-09-04T02:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.43,"alt":24.18,"az":308.9,"t":"2028-09-04T02:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.5,"alt":23.46,"az":309.5,"t":"2028-09-04T02:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.57,"alt":22.74,"az":310.0,"t":"2028-09-04T03:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.65,"alt":22.02,"az":310.6,"t":"2028-09-04T03:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.73,"alt":21.32,"az":311.2,"t":"2028-09-04T03:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.82,"alt":20.61,"az":311.8,"t":"2028-09-04T03:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.91,"alt":19.92,"az":312.4,"t":"2028-09-04T03:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.01,"alt":19.23,"az":313.0,"t":"2028-09-04T03:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.12,"alt":18.55,"az":313.6,"t":"2028-09-04T03:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.23,"alt":17.88,"az":314.3,"t":"2028-09-04T03:35:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.35,"alt":17.21,"az":314.9,"t":"2028-09-04T03:40:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.47,"alt":16.55,"az":315.5,"t":"2028-09-04T03:45:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.61,"alt":15.9,"az":316.2,"t":"2028-09-04T03:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.75,"alt":15.26,"az":316.8,"t":"2028-09-04T03:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.91,"alt":14.62,"az":317.5,"t":"2028-09-04T04:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.07,"alt":13.99,"az":318.1,"t":"2028-09-04T04:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.25,"alt":13.37,"az":318.8,"t":"2028-09-04T04:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":4.45,"alt":12.76,"az":319.4,"t":"2028-09-04T04:15:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.65,"alt":12.15,"az":320.1,"t":"2028-09-04T04:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.88,"alt":11.56,"az":320.8,"t":"2028-09-04T04:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.12,"alt":10.97,"az":321.5,"t":"2028-09-04T04:30:00Z","terrain":0.0},{"above_terrain":true,"airmass":5.39,"alt":10.39,"az":322.2,"t":"2028-09-04T04:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":5.68,"alt":9.82,"az":322.9,"t":"2028-09-04T04:40:00Z","terrain":0.09},{"above_terrain":true,"airmass":6.0,"alt":9.26,"az":323.6,"t":"2028-09-04T04:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":6.35,"alt":8.71,"az":324.3,"t":"2028-09-04T04:50:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.73,"alt":8.17,"az":325.0,"t":"2028-09-04T04:55:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.15,"alt":7.64,"az":325.8,"t":"2028-09-04T05:00:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.62,"alt":7.12,"az":326.5,"t":"2028-09-04T05:05:00Z","terrain":-0.31},{"above_terrain":true,"airmass":8.14,"alt":6.6,"az":327.2,"t":"2028-09-04T05:10:00Z","terrain":-0.35},{"above_terrain":true,"airmass":8.71,"alt":6.1,"az":328.0,"t":"2028-09-04T05:15:00Z","terrain":-0.23},{"above_terrain":true,"airmass":9.36,"alt":5.61,"az":328.7,"t":"2028-09-04T05:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":10.09,"alt":5.13,"az":329.5,"t":"2028-09-04T05:25:00Z","terrain":-0.24},{"above_terrain":true,"airmass":10.91,"alt":4.66,"az":330.2,"t":"2028-09-04T05:30:00Z","terrain":-0.36},{"above_terrain":true,"airmass":11.84,"alt":4.2,"az":331.0,"t":"2028-09-04T05:35:00Z","terrain":-0.39},{"above_terrain":true,"airmass":12.91,"alt":3.75,"az":331.8,"t":"2028-09-04T05:40:00Z","terrain":-0.19},{"above_terrain":true,"airmass":14.13,"alt":3.32,"az":332.6,"t":"2028-09-04T05:45:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.53,"alt":2.89,"az":333.4,"t":"2028-09-04T05:50:00Z","terrain":-0.16},{"above_terrain":true,"airmass":17.15,"alt":2.48,"az":334.2,"t":"2028-09-04T05:55:00Z","terrain":-0.29},{"above_terrain":true,"airmass":19.04,"alt":2.08,"az":335.0,"t":"2028-09-04T06:00:00Z","terrain":-0.58},{"above_terrain":true,"airmass":21.24,"alt":1.69,"az":335.8,"t":"2028-09-04T06:05:00Z","terrain":-0.77},{"above_terrain":true,"airmass":23.81,"alt":1.31,"az":336.6,"t":"2028-09-04T06:10:00Z","terrain":-0.77},{"above_terrain":true,"airmass":26.83,"alt":0.94,"az":337.4,"t":"2028-09-04T06:15:00Z","terrain":-0.63},{"above_terrain":true,"airmass":30.36,"alt":0.59,"az":338.2,"t":"2028-09-04T06:20:00Z","terrain":-0.53},{"above_terrain":true,"airmass":34.46,"alt":0.25,"az":339.0,"t":"2028-09-04T06:25:00Z","terrain":-0.74},{"above_terrain":true,"airmass":null,"alt":-0.08,"az":339.9,"t":"2028-09-04T06:30:00Z","terrain":-0.56},{"above_terrain":true,"airmass":null,"alt":-0.4,"az":340.7,"t":"2028-09-04T06:35:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-0.7,"az":341.6,"t":"2028-09-04T06:40:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-0.99,"az":342.4,"t":"2028-09-04T06:45:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-1.27,"az":343.3,"t":"2028-09-04T06:50:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.53,"az":344.1,"t":"2028-09-04T06:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.78,"az":345.0,"t":"2028-09-04T07:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-2.01,"az":345.8,"t":"2028-09-04T07:05:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-2.24,"az":346.7,"t":"2028-09-04T07:10:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-2.44,"az":347.6,"t":"2028-09-04T07:15:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-2.64,"az":348.4,"t":"2028-09-04T07:20:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-2.82,"az":349.3,"t":"2028-09-04T07:25:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-2.99,"az":350.2,"t":"2028-09-04T07:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.14,"az":351.1,"t":"2028-09-04T07:35:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-3.28,"az":352.0,"t":"2028-09-04T07:40:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-3.4,"az":352.9,"t":"2028-09-04T07:45:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-3.51,"az":353.8,"t":"2028-09-04T07:50:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.6,"az":354.6,"t":"2028-09-04T07:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":355.5,"t":"2028-09-04T08:00:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":356.4,"t":"2028-09-04T08:05:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":357.3,"t":"2028-09-04T08:10:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":358.2,"t":"2028-09-04T08:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":359.1,"t":"2028-09-04T08:20:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":0.0,"t":"2028-09-04T08:25:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":0.9,"t":"2028-09-04T08:30:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":1.8,"t":"2028-09-04T08:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":2.7,"t":"2028-09-04T08:40:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":3.6,"t":"2028-09-04T08:45:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":4.5,"t":"2028-09-04T08:50:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-3.6,"az":5.4,"t":"2028-09-04T08:55:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-3.5,"az":6.3,"t":"2028-09-04T09:00:00Z","terrain":-0.54}],"transit":{"airmass":1.0,"alt":87.2,"az":7.0,"t":"2028-09-03T20:25:00Z"},"usable_hours":7.75,"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."]}