{"assessment":{"best_window":{"end":"2029-04-08T02:15Z","end_local":"05:15","hours":2.25,"label":"good","mean_quality":0.78,"start":"2029-04-08T00:00Z","start_local":"03:00"},"cost":{"altitude":5.93,"clouds":0.0,"darkness":1.23,"moon":0.13},"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":-2,"cloud":null,"high":null,"iso":"2029-04-07T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2029-04-07T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-64,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2029-04-07T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2029-04-07T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2029-04-07T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2029-04-07T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-35,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":17,"cloud":null,"high":null,"iso":"2029-04-07T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-24,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":26,"cloud":null,"high":null,"iso":"2029-04-08T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.62,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2029-04-08T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.83,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":45,"cloud":null,"high":null,"iso":"2029-04-08T02:00Z","label":"good","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":55,"cloud":null,"high":null,"iso":"2029-04-08T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.13,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.84,"peak_sky":0.84,"quality_hours":2.39,"reasons":["the target being low or below 20\u00b0 cost 5.9 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":50,"score_weather":null,"sky_hours":2.39,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2029-04-07T23:25Z","end_local":"02:25","hours":6.58,"label":"unusable","mean_quality":0.0,"start":"2029-04-07T16:50Z","start_local":"19:50"},{"end":"2029-04-08T00:00Z","end_local":"03:00","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2029-04-07T23:25Z","start_local":"02:25"},{"end":"2029-04-08T02:15Z","end_local":"05:15","hours":2.25,"label":"good","mean_quality":0.78,"start":"2029-04-08T00:00Z","start_local":"03:00"},{"end":"2029-04-08T02:55Z","end_local":"05:55","hours":0.67,"label":"marginal","mean_quality":0.42,"start":"2029-04-08T02:15Z","start_local":"05:15"},{"end":"2029-04-08T03:25Z","end_local":"06:25","hours":0.5,"label":"poor","mean_quality":0.13,"start":"2029-04-08T02:55Z","start_local":"05:55"},{"end":"2029-04-08T03:55Z","end_local":"06:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2029-04-08T03:25Z","start_local":"06:25"}]},"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":"2029-04-07T18:30:43Z","dark_hours":7.73,"dark_to":"2029-04-08T02:14:43Z","moon":{"illumination":0.294,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":6.72,"moonrise":"2029-04-08T01:14:29Z","moonset":"2029-04-07T10:44:44Z","sunrise":"2029-04-08T03:52:13Z","sunset":"2029-04-07T16:53:08Z","twilight":{"astronomical":{"end":"2029-04-07T18:30:43Z","start":"2029-04-08T02:14:43Z"},"civil":{"end":"2029-04-07T17:21:32Z","start":"2029-04-08T03:23:50Z"},"nautical":{"end":"2029-04-07T17:55:23Z","start":"2029-04-08T02:50:01Z"}},"window_end":"2029-04-08T09:00:00Z","window_start":"2029-04-07T09:00:00Z"},"night_date":"2029-04-07","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.38,"alt":46.3,"t":"2029-04-08T02:10:00Z"},"dec":44.25788576,"dec_of_date":44.3728,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":1.75,"limit_rise":"2029-04-07T23:21:35Z","limit_set":"2029-04-07T13:09:57Z","max_az_rate_deg_per_min":3.77,"moon_separation":58.5,"never_rises":false,"ra":314.72388973,"ra_of_date":314.9861,"ra_str":"20h 58m 53.7s","resolved":{"dec":44.25788576,"name":"EM* LkHA 190","ra":314.72388973,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=V1057%20Cyg","source":"sesame","spectral_type":"F7/G3I/IIe","type":"Or*","type_text":"Orion-type variable \u2014 a young, erupting star","vmag":12.33},"summary":"Only 1.7 h above 30\u00b0, 2.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2029-04-07T16:26:06Z","blocked_dark_hours":0,"clears_at":"2029-04-07T20:28:26Z","rise_az":289.1},"track":[{"above_terrain":true,"airmass":1.15,"alt":60.45,"az":289.1,"t":"2029-04-07T09:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.16,"alt":59.57,"az":289.4,"t":"2029-04-07T09:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.17,"alt":58.69,"az":289.7,"t":"2029-04-07T09:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.18,"alt":57.81,"az":290.1,"t":"2029-04-07T09:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.19,"alt":56.93,"az":290.4,"t":"2029-04-07T09:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.2,"alt":56.05,"az":290.7,"t":"2029-04-07T09:25:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.22,"alt":55.18,"az":291.1,"t":"2029-04-07T09:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.23,"alt":54.31,"az":291.4,"t":"2029-04-07T09:35:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.44,"az":291.8,"t":"2029-04-07T09:40:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.57,"az":292.2,"t":"2029-04-07T09:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.27,"alt":51.7,"az":292.5,"t":"2029-04-07T09:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.29,"alt":50.84,"az":292.9,"t":"2029-04-07T09:55:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.3,"alt":49.98,"az":293.3,"t":"2029-04-07T10:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.12,"az":293.7,"t":"2029-04-07T10:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.34,"alt":48.27,"az":294.1,"t":"2029-04-07T10:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.41,"az":294.5,"t":"2029-04-07T10:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.56,"az":294.9,"t":"2029-04-07T10:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.4,"alt":45.71,"az":295.3,"t":"2029-04-07T10:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.42,"alt":44.87,"az":295.8,"t":"2029-04-07T10:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.44,"alt":44.03,"az":296.2,"t":"2029-04-07T10:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.46,"alt":43.19,"az":296.6,"t":"2029-04-07T10:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.48,"alt":42.36,"az":297.1,"t":"2029-04-07T10:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.51,"alt":41.52,"az":297.5,"t":"2029-04-07T10:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.53,"alt":40.7,"az":298.0,"t":"2029-04-07T10:55:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.56,"alt":39.87,"az":298.4,"t":"2029-04-07T11:00:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.58,"alt":39.05,"az":298.9,"t":"2029-04-07T11:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.61,"alt":38.23,"az":299.4,"t":"2029-04-07T11:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.64,"alt":37.42,"az":299.8,"t":"2029-04-07T11:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.67,"alt":36.61,"az":300.3,"t":"2029-04-07T11:20:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.71,"alt":35.8,"az":300.8,"t":"2029-04-07T11:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.74,"alt":35.0,"az":301.3,"t":"2029-04-07T11:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.78,"alt":34.2,"az":301.8,"t":"2029-04-07T11:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.81,"alt":33.41,"az":302.3,"t":"2029-04-07T11:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.85,"alt":32.62,"az":302.8,"t":"2029-04-07T11:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.89,"alt":31.84,"az":303.3,"t":"2029-04-07T11:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.93,"alt":31.06,"az":303.8,"t":"2029-04-07T11:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.98,"alt":30.28,"az":304.4,"t":"2029-04-07T12:00:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.02,"alt":29.51,"az":304.9,"t":"2029-04-07T12:05:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.07,"alt":28.75,"az":305.4,"t":"2029-04-07T12:10:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.12,"alt":27.99,"az":306.0,"t":"2029-04-07T12:15:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.18,"alt":27.23,"az":306.5,"t":"2029-04-07T12:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.23,"alt":26.48,"az":307.1,"t":"2029-04-07T12:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.29,"alt":25.74,"az":307.6,"t":"2029-04-07T12:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.36,"alt":25.0,"az":308.2,"t":"2029-04-07T12:35:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.42,"alt":24.27,"az":308.7,"t":"2029-04-07T12:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.49,"alt":23.54,"az":309.3,"t":"2029-04-07T12:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.57,"alt":22.82,"az":309.9,"t":"2029-04-07T12:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.64,"alt":22.1,"az":310.5,"t":"2029-04-07T12:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.72,"alt":21.39,"az":311.1,"t":"2029-04-07T13:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.81,"alt":20.69,"az":311.7,"t":"2029-04-07T13:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.9,"alt":20.0,"az":312.3,"t":"2029-04-07T13:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.0,"alt":19.31,"az":312.9,"t":"2029-04-07T13:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.11,"alt":18.62,"az":313.5,"t":"2029-04-07T13:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.22,"alt":17.95,"az":314.1,"t":"2029-04-07T13:25:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.33,"alt":17.28,"az":314.7,"t":"2029-04-07T13:30:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.46,"alt":16.62,"az":315.4,"t":"2029-04-07T13:35:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.59,"alt":15.96,"az":316.0,"t":"2029-04-07T13:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.74,"alt":15.32,"az":316.6,"t":"2029-04-07T13:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.89,"alt":14.68,"az":317.3,"t":"2029-04-07T13:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.06,"alt":14.05,"az":317.9,"t":"2029-04-07T13:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.24,"alt":13.42,"az":318.6,"t":"2029-04-07T14:00:00Z","terrain":0.04},{"above_terrain":true,"airmass":4.43,"alt":12.81,"az":319.3,"t":"2029-04-07T14:05:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.64,"alt":12.2,"az":320.0,"t":"2029-04-07T14:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.86,"alt":11.61,"az":320.6,"t":"2029-04-07T14:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.1,"alt":11.02,"az":321.3,"t":"2029-04-07T14:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":5.37,"alt":10.44,"az":322.0,"t":"2029-04-07T14:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":5.66,"alt":9.86,"az":322.7,"t":"2029-04-07T14:30:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.97,"alt":9.3,"az":323.4,"t":"2029-04-07T14:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":6.32,"alt":8.75,"az":324.1,"t":"2029-04-07T14:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.7,"alt":8.21,"az":324.9,"t":"2029-04-07T14:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.12,"alt":7.67,"az":325.6,"t":"2029-04-07T14:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":7.59,"alt":7.15,"az":326.3,"t":"2029-04-07T14:55:00Z","terrain":-0.29},{"above_terrain":true,"airmass":8.1,"alt":6.63,"az":327.1,"t":"2029-04-07T15:00:00Z","terrain":-0.38},{"above_terrain":true,"airmass":8.68,"alt":6.13,"az":327.8,"t":"2029-04-07T15:05:00Z","terrain":-0.26},{"above_terrain":true,"airmass":9.33,"alt":5.64,"az":328.6,"t":"2029-04-07T15:10:00Z","terrain":-0.17},{"above_terrain":true,"airmass":10.05,"alt":5.15,"az":329.3,"t":"2029-04-07T15:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":10.87,"alt":4.68,"az":330.1,"t":"2029-04-07T15:20:00Z","terrain":-0.35},{"above_terrain":true,"airmass":11.8,"alt":4.22,"az":330.9,"t":"2029-04-07T15:25:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.87,"alt":3.77,"az":331.6,"t":"2029-04-07T15:30:00Z","terrain":-0.23},{"above_terrain":true,"airmass":14.08,"alt":3.33,"az":332.4,"t":"2029-04-07T15:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.49,"alt":2.9,"az":333.2,"t":"2029-04-07T15:40:00Z","terrain":-0.14},{"above_terrain":true,"airmass":17.11,"alt":2.49,"az":334.0,"t":"2029-04-07T15:45:00Z","terrain":-0.23},{"above_terrain":true,"airmass":19.01,"alt":2.08,"az":334.8,"t":"2029-04-07T15:50:00Z","terrain":-0.52},{"above_terrain":true,"airmass":21.22,"alt":1.69,"az":335.6,"t":"2029-04-07T15:55:00Z","terrain":-0.73},{"above_terrain":true,"airmass":23.81,"alt":1.31,"az":336.4,"t":"2029-04-07T16:00:00Z","terrain":-0.79},{"above_terrain":true,"airmass":26.85,"alt":0.94,"az":337.2,"t":"2029-04-07T16:05:00Z","terrain":-0.67},{"above_terrain":true,"airmass":30.41,"alt":0.58,"az":338.0,"t":"2029-04-07T16:10:00Z","terrain":-0.48},{"above_terrain":true,"airmass":34.55,"alt":0.24,"az":338.9,"t":"2029-04-07T16:15:00Z","terrain":-0.72},{"above_terrain":true,"airmass":null,"alt":-0.09,"az":339.7,"t":"2029-04-07T16:20:00Z","terrain":-0.59},{"above_terrain":true,"airmass":null,"alt":-0.41,"az":340.5,"t":"2029-04-07T16:25:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-0.71,"az":341.4,"t":"2029-04-07T16:30:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-1.01,"az":342.2,"t":"2029-04-07T16:35:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-1.29,"az":343.1,"t":"2029-04-07T16:40:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.55,"az":343.9,"t":"2029-04-07T16:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.8,"az":344.8,"t":"2029-04-07T16:50:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-2.04,"az":345.7,"t":"2029-04-07T16:55:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-2.27,"az":346.5,"t":"2029-04-07T17:00:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-2.48,"az":347.4,"t":"2029-04-07T17:05:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-2.67,"az":348.3,"t":"2029-04-07T17:10:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":349.2,"t":"2029-04-07T17:15:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-3.03,"az":350.0,"t":"2029-04-07T17:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.18,"az":350.9,"t":"2029-04-07T17:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.32,"az":351.8,"t":"2029-04-07T17:30:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-3.45,"az":352.7,"t":"2029-04-07T17:35:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-3.56,"az":353.6,"t":"2029-04-07T17:40:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-3.66,"az":354.5,"t":"2029-04-07T17:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":355.4,"t":"2029-04-07T17:50:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":356.3,"t":"2029-04-07T17:55:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":357.2,"t":"2029-04-07T18:00:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-3.9,"az":358.1,"t":"2029-04-07T18:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.92,"az":359.0,"t":"2029-04-07T18:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":359.9,"t":"2029-04-07T18:15:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":0.8,"t":"2029-04-07T18:20:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":1.7,"t":"2029-04-07T18:25:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":2.6,"t":"2029-04-07T18:30:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":3.5,"t":"2029-04-07T18:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":4.3,"t":"2029-04-07T18:40:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":5.2,"t":"2029-04-07T18:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":6.1,"t":"2029-04-07T18:50:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-3.48,"az":7.0,"t":"2029-04-07T18:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":7.9,"t":"2029-04-07T19:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":8.8,"t":"2029-04-07T19:05:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":9.7,"t":"2029-04-07T19:10:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-2.91,"az":10.6,"t":"2029-04-07T19:15:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-2.73,"az":11.4,"t":"2029-04-07T19:20:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-2.54,"az":12.3,"t":"2029-04-07T19:25:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-2.33,"az":13.2,"t":"2029-04-07T19:30:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-2.11,"az":14.1,"t":"2029-04-07T19:35:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-1.88,"az":14.9,"t":"2029-04-07T19:40:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-1.63,"az":15.8,"t":"2029-04-07T19:45:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-1.37,"az":16.6,"t":"2029-04-07T19:50:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.09,"az":17.5,"t":"2029-04-07T19:55:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-0.81,"az":18.3,"t":"2029-04-07T20:00:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-0.51,"az":19.2,"t":"2029-04-07T20:05:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-0.19,"az":20.0,"t":"2029-04-07T20:10:00Z","terrain":0.67},{"above_terrain":false,"airmass":35.96,"alt":0.14,"az":20.9,"t":"2029-04-07T20:15:00Z","terrain":0.69},{"above_terrain":false,"airmass":31.63,"alt":0.48,"az":21.7,"t":"2029-04-07T20:20:00Z","terrain":0.9},{"above_terrain":false,"airmass":27.89,"alt":0.83,"az":22.5,"t":"2029-04-07T20:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":24.7,"alt":1.19,"az":23.3,"t":"2029-04-07T20:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":21.98,"alt":1.57,"az":24.2,"t":"2029-04-07T20:35:00Z","terrain":0.97},{"above_terrain":true,"airmass":19.66,"alt":1.96,"az":25.0,"t":"2029-04-07T20:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":17.67,"alt":2.36,"az":25.8,"t":"2029-04-07T20:45:00Z","terrain":1.31},{"above_terrain":true,"airmass":15.97,"alt":2.77,"az":26.6,"t":"2029-04-07T20:50:00Z","terrain":1.31},{"above_terrain":true,"airmass":14.5,"alt":3.2,"az":27.3,"t":"2029-04-07T20:55:00Z","terrain":1.25},{"above_terrain":true,"airmass":13.23,"alt":3.63,"az":28.1,"t":"2029-04-07T21:00:00Z","terrain":1.17},{"above_terrain":true,"airmass":12.12,"alt":4.08,"az":28.9,"t":"2029-04-07T21:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":11.15,"alt":4.54,"az":29.7,"t":"2029-04-07T21:10:00Z","terrain":1.1},{"above_terrain":true,"airmass":10.3,"alt":5.01,"az":30.4,"t":"2029-04-07T21:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":9.54,"alt":5.49,"az":31.2,"t":"2029-04-07T21:20:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.87,"alt":5.98,"az":32.0,"t":"2029-04-07T21:25:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.28,"alt":6.48,"az":32.7,"t":"2029-04-07T21:30:00Z","terrain":1.09},{"above_terrain":true,"airmass":7.74,"alt":6.99,"az":33.4,"t":"2029-04-07T21:35:00Z","terrain":0.74},{"above_terrain":true,"airmass":7.26,"alt":7.51,"az":34.2,"t":"2029-04-07T21:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":6.83,"alt":8.04,"az":34.9,"t":"2029-04-07T21:45:00Z","terrain":0.08},{"above_terrain":true,"airmass":6.43,"alt":8.58,"az":35.6,"t":"2029-04-07T21:50:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.08,"alt":9.13,"az":36.4,"t":"2029-04-07T21:55:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.75,"alt":9.69,"az":37.1,"t":"2029-04-07T22:00:00Z","terrain":-0.1},{"above_terrain":true,"airmass":5.46,"alt":10.26,"az":37.8,"t":"2029-04-07T22:05:00Z","terrain":-0.18},{"above_terrain":true,"airmass":5.18,"alt":10.83,"az":38.5,"t":"2029-04-07T22:10:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.93,"alt":11.42,"az":39.1,"t":"2029-04-07T22:15:00Z","terrain":-0.14},{"above_terrain":true,"airmass":4.7,"alt":12.02,"az":39.8,"t":"2029-04-07T22:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":4.49,"alt":12.62,"az":40.5,"t":"2029-04-07T22:25:00Z","terrain":-0.01},{"above_terrain":true,"airmass":4.29,"alt":13.23,"az":41.2,"t":"2029-04-07T22:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":4.11,"alt":13.85,"az":41.8,"t":"2029-04-07T22:35:00Z","terrain":0.1},{"above_terrain":true,"airmass":3.94,"alt":14.48,"az":42.5,"t":"2029-04-07T22:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.78,"alt":15.12,"az":43.2,"t":"2029-04-07T22:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.64,"alt":15.76,"az":43.8,"t":"2029-04-07T22:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":3.5,"alt":16.41,"az":44.4,"t":"2029-04-07T22:55:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.37,"alt":17.07,"az":45.1,"t":"2029-04-07T23:00:00Z","terrain":0.59},{"above_terrain":true,"airmass":3.25,"alt":17.74,"az":45.7,"t":"2029-04-07T23:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.14,"alt":18.41,"az":46.3,"t":"2029-04-07T23:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.03,"alt":19.09,"az":46.9,"t":"2029-04-07T23:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.93,"alt":19.78,"az":47.6,"t":"2029-04-07T23:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.84,"alt":20.47,"az":48.2,"t":"2029-04-07T23:25:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.75,"alt":21.17,"az":48.8,"t":"2029-04-07T23:30:00Z","terrain":0.44},{"above_terrain":true,"airmass":2.67,"alt":21.88,"az":49.3,"t":"2029-04-07T23:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.59,"alt":22.59,"az":49.9,"t":"2029-04-07T23:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.51,"alt":23.31,"az":50.5,"t":"2029-04-07T23:45:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.44,"alt":24.04,"az":51.1,"t":"2029-04-07T23:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.38,"alt":24.77,"az":51.7,"t":"2029-04-07T23:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.31,"alt":25.51,"az":52.2,"t":"2029-04-08T00:00:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.25,"alt":26.25,"az":52.8,"t":"2029-04-08T00:05:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.19,"alt":27.0,"az":53.3,"t":"2029-04-08T00:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":2.14,"alt":27.75,"az":53.9,"t":"2029-04-08T00:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.09,"alt":28.51,"az":54.4,"t":"2029-04-08T00:20:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.04,"alt":29.27,"az":54.9,"t":"2029-04-08T00:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.99,"alt":30.04,"az":55.5,"t":"2029-04-08T00:30:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.95,"alt":30.82,"az":56.0,"t":"2029-04-08T00:35:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.9,"alt":31.59,"az":56.5,"t":"2029-04-08T00:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.86,"alt":32.38,"az":57.0,"t":"2029-04-08T00:45:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.82,"alt":33.16,"az":57.5,"t":"2029-04-08T00:50:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.79,"alt":33.96,"az":58.0,"t":"2029-04-08T00:55:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.75,"alt":34.75,"az":58.5,"t":"2029-04-08T01:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.72,"alt":35.55,"az":59.0,"t":"2029-04-08T01:05:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.68,"alt":36.36,"az":59.5,"t":"2029-04-08T01:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.65,"alt":37.17,"az":60.0,"t":"2029-04-08T01:15:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.62,"alt":37.98,"az":60.5,"t":"2029-04-08T01:20:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.59,"alt":38.79,"az":61.0,"t":"2029-04-08T01:25:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.57,"alt":39.61,"az":61.4,"t":"2029-04-08T01:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.54,"alt":40.44,"az":61.9,"t":"2029-04-08T01:35:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.51,"alt":41.27,"az":62.3,"t":"2029-04-08T01:40:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.49,"alt":42.1,"az":62.8,"t":"2029-04-08T01:45:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":63.2,"t":"2029-04-08T01:50:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.44,"alt":43.77,"az":63.7,"t":"2029-04-08T01:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.42,"alt":44.61,"az":64.1,"t":"2029-04-08T02:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.45,"az":64.5,"t":"2029-04-08T02:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.3,"az":64.9,"t":"2029-04-08T02:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.15,"az":65.4,"t":"2029-04-08T02:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.0,"az":65.8,"t":"2029-04-08T02:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.33,"alt":48.85,"az":66.2,"t":"2029-04-08T02:25:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.31,"alt":49.71,"az":66.6,"t":"2029-04-08T02:30:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.29,"alt":50.57,"az":67.0,"t":"2029-04-08T02:35:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.28,"alt":51.43,"az":67.4,"t":"2029-04-08T02:40:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.3,"az":67.7,"t":"2029-04-08T02:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.25,"alt":53.17,"az":68.1,"t":"2029-04-08T02:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.04,"az":68.5,"t":"2029-04-08T02:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.22,"alt":54.91,"az":68.8,"t":"2029-04-08T03:00:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.21,"alt":55.78,"az":69.2,"t":"2029-04-08T03:05:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.2,"alt":56.66,"az":69.5,"t":"2029-04-08T03:10:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.18,"alt":57.54,"az":69.8,"t":"2029-04-08T03:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.17,"alt":58.41,"az":70.2,"t":"2029-04-08T03:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.3,"az":70.5,"t":"2029-04-08T03:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.18,"az":70.8,"t":"2029-04-08T03:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.06,"az":71.1,"t":"2029-04-08T03:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":61.95,"az":71.3,"t":"2029-04-08T03:40:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":62.84,"az":71.6,"t":"2029-04-08T03:45:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":63.73,"az":71.9,"t":"2029-04-08T03:50:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.11,"alt":64.62,"az":72.1,"t":"2029-04-08T03:55:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.1,"alt":65.51,"az":72.3,"t":"2029-04-08T04:00:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.09,"alt":66.4,"az":72.5,"t":"2029-04-08T04:05:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.08,"alt":67.29,"az":72.7,"t":"2029-04-08T04:10:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.08,"alt":68.19,"az":72.9,"t":"2029-04-08T04:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.07,"alt":69.08,"az":73.0,"t":"2029-04-08T04:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.06,"alt":69.98,"az":73.1,"t":"2029-04-08T04:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.06,"alt":70.87,"az":73.2,"t":"2029-04-08T04:30:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.05,"alt":71.77,"az":73.2,"t":"2029-04-08T04:35:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.05,"alt":72.66,"az":73.2,"t":"2029-04-08T04:40:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.04,"alt":73.56,"az":73.1,"t":"2029-04-08T04:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.04,"alt":74.45,"az":73.0,"t":"2029-04-08T04:50:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.03,"alt":75.35,"az":72.8,"t":"2029-04-08T04:55:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.03,"alt":76.24,"az":72.5,"t":"2029-04-08T05:00:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.03,"alt":77.14,"az":72.2,"t":"2029-04-08T05:05:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.02,"alt":78.02,"az":71.7,"t":"2029-04-08T05:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.91,"az":71.1,"t":"2029-04-08T05:15:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":79.8,"az":70.2,"t":"2029-04-08T05:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.01,"alt":80.67,"az":69.2,"t":"2029-04-08T05:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.01,"alt":81.54,"az":67.8,"t":"2029-04-08T05:30:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.01,"alt":82.41,"az":66.1,"t":"2029-04-08T05:35:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.01,"alt":83.25,"az":63.8,"t":"2029-04-08T05:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.01,"alt":84.08,"az":60.7,"t":"2029-04-08T05:45:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.0,"alt":84.88,"az":56.4,"t":"2029-04-08T05:50:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.0,"alt":85.63,"az":50.5,"t":"2029-04-08T05:55:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.0,"alt":86.31,"az":42.2,"t":"2029-04-08T06:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.0,"alt":86.87,"az":30.3,"t":"2029-04-08T06:05:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.0,"alt":87.23,"az":14.3,"t":"2029-04-08T06:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.0,"alt":87.31,"az":355.5,"t":"2029-04-08T06:15:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.0,"alt":87.09,"az":337.6,"t":"2029-04-08T06:20:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.0,"alt":86.63,"az":323.5,"t":"2029-04-08T06:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.0,"alt":86.0,"az":313.5,"t":"2029-04-08T06:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.0,"alt":85.28,"az":306.4,"t":"2029-04-08T06:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.0,"alt":84.51,"az":301.4,"t":"2029-04-08T06:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.01,"alt":83.69,"az":297.8,"t":"2029-04-08T06:45:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.01,"alt":82.85,"az":295.1,"t":"2029-04-08T06:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":82.0,"az":293.0,"t":"2029-04-08T06:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.01,"alt":81.13,"az":291.5,"t":"2029-04-08T07:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.01,"alt":80.26,"az":290.3,"t":"2029-04-08T07:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.02,"alt":79.38,"az":289.3,"t":"2029-04-08T07:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.02,"alt":78.49,"az":288.6,"t":"2029-04-08T07:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.6,"az":288.1,"t":"2029-04-08T07:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.71,"az":287.6,"t":"2029-04-08T07:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.03,"alt":75.82,"az":287.3,"t":"2029-04-08T07:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.04,"alt":74.92,"az":287.1,"t":"2029-04-08T07:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.04,"alt":74.03,"az":286.9,"t":"2029-04-08T07:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.04,"alt":73.13,"az":286.8,"t":"2029-04-08T07:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.05,"alt":72.24,"az":286.8,"t":"2029-04-08T07:50:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.06,"alt":71.34,"az":286.8,"t":"2029-04-08T07:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.06,"alt":70.45,"az":286.9,"t":"2029-04-08T08:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":69.55,"az":287.0,"t":"2029-04-08T08:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.07,"alt":68.66,"az":287.1,"t":"2029-04-08T08:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.08,"alt":67.76,"az":287.2,"t":"2029-04-08T08:15:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.09,"alt":66.87,"az":287.4,"t":"2029-04-08T08:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.09,"alt":65.98,"az":287.6,"t":"2029-04-08T08:25:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.1,"alt":65.08,"az":287.8,"t":"2029-04-08T08:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.11,"alt":64.19,"az":288.0,"t":"2029-04-08T08:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.3,"az":288.3,"t":"2029-04-08T08:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.42,"az":288.5,"t":"2029-04-08T08:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.53,"az":288.8,"t":"2029-04-08T08:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.64,"az":289.1,"t":"2029-04-08T08:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.16,"alt":59.76,"az":289.4,"t":"2029-04-08T09:00:00Z","terrain":0.22}],"transit":{"airmass":1.0,"alt":87.3,"az":355.5,"t":"2029-04-08T06:15:00Z"},"usable_hours":2.83,"verdict":"marginal","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."]}