{"assessment":{"best_window":{"end":"2030-04-07T02:20Z","end_local":"05:20","hours":2.25,"label":"good","mean_quality":0.82,"start":"2030-04-07T00:05Z","start_local":"03:05"},"cost":{"altitude":6.09,"clouds":0.0,"darkness":1.17,"moon":0.0},"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":"2030-04-06T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":36,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2030-04-06T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":25,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2030-04-06T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":15,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2030-04-06T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":5,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2030-04-06T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-5,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":9,"cloud":null,"high":null,"iso":"2030-04-06T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":16,"cloud":null,"high":null,"iso":"2030-04-06T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-20,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":25,"cloud":null,"high":null,"iso":"2030-04-07T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-25,"precip":null,"q":0.59,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":34,"cloud":null,"high":null,"iso":"2030-04-07T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.83,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":44,"cloud":null,"high":null,"iso":"2030-04-07T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.89,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":54,"cloud":null,"high":null,"iso":"2030-04-07T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.14,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.91,"peak_sky":0.91,"quality_hours":2.49,"reasons":["the target being low or below 20\u00b0 cost 6.1 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":57,"score_weather":null,"sky_hours":2.49,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2030-04-06T23:30Z","end_local":"02:30","hours":6.67,"label":"unusable","mean_quality":0.0,"start":"2030-04-06T16:50Z","start_local":"19:50"},{"end":"2030-04-07T00:05Z","end_local":"03:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2030-04-06T23:30Z","start_local":"02:30"},{"end":"2030-04-07T02:20Z","end_local":"05:20","hours":2.25,"label":"good","mean_quality":0.82,"start":"2030-04-07T00:05Z","start_local":"03:05"},{"end":"2030-04-07T02:55Z","end_local":"05:55","hours":0.58,"label":"marginal","mean_quality":0.47,"start":"2030-04-07T02:20Z","start_local":"05:20"},{"end":"2030-04-07T03:30Z","end_local":"06:30","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2030-04-07T02:55Z","start_local":"05:55"},{"end":"2030-04-07T03:55Z","end_local":"06:55","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2030-04-07T03:30Z","start_local":"06:30"}]},"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":"2030-04-06T18:28:58Z","dark_hours":7.8,"dark_to":"2030-04-07T02:17:09Z","moon":{"illumination":0.141,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":5.8,"moonrise":"2030-04-07T06:11:26Z","moonset":"2030-04-06T20:28:01Z","sunrise":"2030-04-07T03:54:15Z","sunset":"2030-04-06T16:51:46Z","twilight":{"astronomical":{"end":"2030-04-06T18:28:58Z","start":"2030-04-07T02:17:09Z"},"civil":{"end":"2030-04-06T17:20:06Z","start":"2030-04-07T03:25:57Z"},"nautical":{"end":"2030-04-06T17:53:50Z","start":"2030-04-07T02:52:16Z"}},"window_end":"2030-04-07T09:00:00Z","window_start":"2030-04-06T09:00:00Z"},"night_date":"2030-04-06","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":"2030-04-07T02:15:00Z"},"dec":44.25788576,"dec_of_date":44.3767,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":1.75,"limit_rise":"2030-04-06T23:26:29Z","limit_set":"2030-04-06T13:14:54Z","max_az_rate_deg_per_min":3.76,"moon_separation":84.4,"never_rises":false,"ra":314.72388973,"ra_of_date":314.995,"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":"2030-04-06T16:31:04Z","blocked_dark_hours":0,"clears_at":"2030-04-06T20:33:17Z","rise_az":288.9},"track":[{"above_terrain":true,"airmass":1.14,"alt":61.33,"az":288.9,"t":"2030-04-06T09:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.44,"az":289.1,"t":"2030-04-06T09:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.16,"alt":59.56,"az":289.4,"t":"2030-04-06T09:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.17,"alt":58.68,"az":289.8,"t":"2030-04-06T09:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.18,"alt":57.8,"az":290.1,"t":"2030-04-06T09:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.19,"alt":56.92,"az":290.4,"t":"2030-04-06T09:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.2,"alt":56.04,"az":290.7,"t":"2030-04-06T09:30:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.22,"alt":55.17,"az":291.1,"t":"2030-04-06T09:35:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.23,"alt":54.29,"az":291.4,"t":"2030-04-06T09:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.42,"az":291.8,"t":"2030-04-06T09:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.56,"az":292.2,"t":"2030-04-06T09:50:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.27,"alt":51.69,"az":292.5,"t":"2030-04-06T09:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.29,"alt":50.83,"az":292.9,"t":"2030-04-06T10:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.3,"alt":49.97,"az":293.3,"t":"2030-04-06T10:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.11,"az":293.7,"t":"2030-04-06T10:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.34,"alt":48.25,"az":294.1,"t":"2030-04-06T10:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.4,"az":294.5,"t":"2030-04-06T10:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.55,"az":294.9,"t":"2030-04-06T10:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.4,"alt":45.7,"az":295.4,"t":"2030-04-06T10:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.42,"alt":44.86,"az":295.8,"t":"2030-04-06T10:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.44,"alt":44.02,"az":296.2,"t":"2030-04-06T10:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.46,"alt":43.18,"az":296.6,"t":"2030-04-06T10:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.48,"alt":42.34,"az":297.1,"t":"2030-04-06T10:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.51,"alt":41.51,"az":297.5,"t":"2030-04-06T10:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.53,"alt":40.68,"az":298.0,"t":"2030-04-06T11:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.56,"alt":39.86,"az":298.5,"t":"2030-04-06T11:05:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.59,"alt":39.04,"az":298.9,"t":"2030-04-06T11:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.61,"alt":38.22,"az":299.4,"t":"2030-04-06T11:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.64,"alt":37.41,"az":299.9,"t":"2030-04-06T11:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.67,"alt":36.6,"az":300.3,"t":"2030-04-06T11:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.71,"alt":35.79,"az":300.8,"t":"2030-04-06T11:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.74,"alt":34.99,"az":301.3,"t":"2030-04-06T11:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.78,"alt":34.19,"az":301.8,"t":"2030-04-06T11:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.81,"alt":33.4,"az":302.3,"t":"2030-04-06T11:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.85,"alt":32.61,"az":302.8,"t":"2030-04-06T11:50:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.89,"alt":31.83,"az":303.3,"t":"2030-04-06T11:55:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.93,"alt":31.05,"az":303.8,"t":"2030-04-06T12:00:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.98,"alt":30.27,"az":304.4,"t":"2030-04-06T12:05:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.02,"alt":29.5,"az":304.9,"t":"2030-04-06T12:10:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.07,"alt":28.74,"az":305.4,"t":"2030-04-06T12:15:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.12,"alt":27.98,"az":306.0,"t":"2030-04-06T12:20:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.18,"alt":27.22,"az":306.5,"t":"2030-04-06T12:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.23,"alt":26.47,"az":307.1,"t":"2030-04-06T12:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.29,"alt":25.73,"az":307.6,"t":"2030-04-06T12:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.36,"alt":24.99,"az":308.2,"t":"2030-04-06T12:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.42,"alt":24.26,"az":308.7,"t":"2030-04-06T12:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.49,"alt":23.53,"az":309.3,"t":"2030-04-06T12:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.57,"alt":22.81,"az":309.9,"t":"2030-04-06T12:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.64,"alt":22.09,"az":310.5,"t":"2030-04-06T13:00:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.73,"alt":21.38,"az":311.1,"t":"2030-04-06T13:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.81,"alt":20.68,"az":311.7,"t":"2030-04-06T13:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.91,"alt":19.99,"az":312.3,"t":"2030-04-06T13:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.0,"alt":19.3,"az":312.9,"t":"2030-04-06T13:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.11,"alt":18.61,"az":313.5,"t":"2030-04-06T13:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.22,"alt":17.94,"az":314.1,"t":"2030-04-06T13:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.34,"alt":17.27,"az":314.7,"t":"2030-04-06T13:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.46,"alt":16.61,"az":315.4,"t":"2030-04-06T13:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.6,"alt":15.96,"az":316.0,"t":"2030-04-06T13:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.74,"alt":15.31,"az":316.7,"t":"2030-04-06T13:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.89,"alt":14.67,"az":317.3,"t":"2030-04-06T13:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.06,"alt":14.04,"az":318.0,"t":"2030-04-06T14:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.24,"alt":13.42,"az":318.6,"t":"2030-04-06T14:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":4.43,"alt":12.8,"az":319.3,"t":"2030-04-06T14:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.64,"alt":12.2,"az":320.0,"t":"2030-04-06T14:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.86,"alt":11.6,"az":320.7,"t":"2030-04-06T14:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.11,"alt":11.01,"az":321.3,"t":"2030-04-06T14:25:00Z","terrain":-0.06},{"above_terrain":true,"airmass":5.37,"alt":10.43,"az":322.0,"t":"2030-04-06T14:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":5.66,"alt":9.86,"az":322.7,"t":"2030-04-06T14:35:00Z","terrain":0.11},{"above_terrain":true,"airmass":5.98,"alt":9.3,"az":323.4,"t":"2030-04-06T14:40:00Z","terrain":-0.05},{"above_terrain":true,"airmass":6.32,"alt":8.74,"az":324.2,"t":"2030-04-06T14:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.7,"alt":8.2,"az":324.9,"t":"2030-04-06T14:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.13,"alt":7.67,"az":325.6,"t":"2030-04-06T14:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":7.59,"alt":7.14,"az":326.3,"t":"2030-04-06T15:00:00Z","terrain":-0.29},{"above_terrain":true,"airmass":8.11,"alt":6.63,"az":327.1,"t":"2030-04-06T15:05:00Z","terrain":-0.38},{"above_terrain":true,"airmass":8.69,"alt":6.13,"az":327.8,"t":"2030-04-06T15:10:00Z","terrain":-0.26},{"above_terrain":true,"airmass":9.33,"alt":5.63,"az":328.6,"t":"2030-04-06T15:15:00Z","terrain":-0.17},{"above_terrain":true,"airmass":10.06,"alt":5.15,"az":329.3,"t":"2030-04-06T15:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":10.88,"alt":4.68,"az":330.1,"t":"2030-04-06T15:25:00Z","terrain":-0.35},{"above_terrain":true,"airmass":11.81,"alt":4.22,"az":330.9,"t":"2030-04-06T15:30:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.88,"alt":3.77,"az":331.6,"t":"2030-04-06T15:35:00Z","terrain":-0.23},{"above_terrain":true,"airmass":14.1,"alt":3.33,"az":332.4,"t":"2030-04-06T15:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.5,"alt":2.9,"az":333.2,"t":"2030-04-06T15:45:00Z","terrain":-0.14},{"above_terrain":true,"airmass":17.13,"alt":2.48,"az":334.0,"t":"2030-04-06T15:50:00Z","terrain":-0.23},{"above_terrain":true,"airmass":19.02,"alt":2.08,"az":334.8,"t":"2030-04-06T15:55:00Z","terrain":-0.52},{"above_terrain":true,"airmass":21.23,"alt":1.69,"az":335.6,"t":"2030-04-06T16:00:00Z","terrain":-0.74},{"above_terrain":true,"airmass":23.82,"alt":1.31,"az":336.4,"t":"2030-04-06T16:05:00Z","terrain":-0.79},{"above_terrain":true,"airmass":26.87,"alt":0.94,"az":337.2,"t":"2030-04-06T16:10:00Z","terrain":-0.67},{"above_terrain":true,"airmass":30.43,"alt":0.58,"az":338.1,"t":"2030-04-06T16:15:00Z","terrain":-0.49},{"above_terrain":true,"airmass":34.57,"alt":0.24,"az":338.9,"t":"2030-04-06T16:20:00Z","terrain":-0.72},{"above_terrain":true,"airmass":null,"alt":-0.09,"az":339.7,"t":"2030-04-06T16:25:00Z","terrain":-0.59},{"above_terrain":true,"airmass":null,"alt":-0.41,"az":340.6,"t":"2030-04-06T16:30:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-0.72,"az":341.4,"t":"2030-04-06T16:35:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-1.01,"az":342.2,"t":"2030-04-06T16:40:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-1.29,"az":343.1,"t":"2030-04-06T16:45:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.55,"az":344.0,"t":"2030-04-06T16:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.8,"az":344.8,"t":"2030-04-06T16:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-2.04,"az":345.7,"t":"2030-04-06T17:00:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-2.27,"az":346.5,"t":"2030-04-06T17:05:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-2.48,"az":347.4,"t":"2030-04-06T17:10:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-2.67,"az":348.3,"t":"2030-04-06T17:15:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":349.2,"t":"2030-04-06T17:20:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-3.03,"az":350.1,"t":"2030-04-06T17:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.18,"az":350.9,"t":"2030-04-06T17:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.32,"az":351.8,"t":"2030-04-06T17:35:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-3.45,"az":352.7,"t":"2030-04-06T17:40:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-3.56,"az":353.6,"t":"2030-04-06T17:45:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-3.65,"az":354.5,"t":"2030-04-06T17:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":355.4,"t":"2030-04-06T17:55:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":356.3,"t":"2030-04-06T18:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":357.2,"t":"2030-04-06T18:05:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-3.9,"az":358.1,"t":"2030-04-06T18:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.92,"az":359.0,"t":"2030-04-06T18:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":359.9,"t":"2030-04-06T18:20:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.92,"az":0.8,"t":"2030-04-06T18:25:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-3.9,"az":1.7,"t":"2030-04-06T18:30:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":2.6,"t":"2030-04-06T18:35:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":3.5,"t":"2030-04-06T18:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":4.4,"t":"2030-04-06T18:45:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":5.3,"t":"2030-04-06T18:50:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":6.1,"t":"2030-04-06T18:55:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-3.48,"az":7.0,"t":"2030-04-06T19:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":7.9,"t":"2030-04-06T19:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":8.8,"t":"2030-04-06T19:10:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-3.07,"az":9.7,"t":"2030-04-06T19:15:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-2.9,"az":10.6,"t":"2030-04-06T19:20:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-2.73,"az":11.5,"t":"2030-04-06T19:25:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-2.53,"az":12.3,"t":"2030-04-06T19:30:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-2.33,"az":13.2,"t":"2030-04-06T19:35:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-2.11,"az":14.1,"t":"2030-04-06T19:40:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-1.87,"az":14.9,"t":"2030-04-06T19:45:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-1.62,"az":15.8,"t":"2030-04-06T19:50:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-1.36,"az":16.7,"t":"2030-04-06T19:55:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.09,"az":17.5,"t":"2030-04-06T20:00:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-0.8,"az":18.4,"t":"2030-04-06T20:05:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-0.5,"az":19.2,"t":"2030-04-06T20:10:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-0.18,"az":20.0,"t":"2030-04-06T20:15:00Z","terrain":0.67},{"above_terrain":false,"airmass":35.84,"alt":0.15,"az":20.9,"t":"2030-04-06T20:20:00Z","terrain":0.69},{"above_terrain":false,"airmass":31.52,"alt":0.48,"az":21.7,"t":"2030-04-06T20:25:00Z","terrain":0.9},{"above_terrain":false,"airmass":27.8,"alt":0.84,"az":22.5,"t":"2030-04-06T20:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":24.63,"alt":1.2,"az":23.3,"t":"2030-04-06T20:35:00Z","terrain":1.08},{"above_terrain":true,"airmass":21.91,"alt":1.58,"az":24.2,"t":"2030-04-06T20:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":19.6,"alt":1.97,"az":25.0,"t":"2030-04-06T20:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":17.63,"alt":2.37,"az":25.8,"t":"2030-04-06T20:50:00Z","terrain":1.31},{"above_terrain":true,"airmass":15.93,"alt":2.78,"az":26.6,"t":"2030-04-06T20:55:00Z","terrain":1.31},{"above_terrain":true,"airmass":14.47,"alt":3.21,"az":27.4,"t":"2030-04-06T21:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":13.2,"alt":3.64,"az":28.1,"t":"2030-04-06T21:05:00Z","terrain":1.16},{"above_terrain":true,"airmass":12.1,"alt":4.09,"az":28.9,"t":"2030-04-06T21:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":11.13,"alt":4.55,"az":29.7,"t":"2030-04-06T21:15:00Z","terrain":1.1},{"above_terrain":true,"airmass":10.28,"alt":5.02,"az":30.5,"t":"2030-04-06T21:20:00Z","terrain":1.22},{"above_terrain":true,"airmass":9.53,"alt":5.5,"az":31.2,"t":"2030-04-06T21:25:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.86,"alt":5.99,"az":32.0,"t":"2030-04-06T21:30:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.26,"alt":6.49,"az":32.7,"t":"2030-04-06T21:35:00Z","terrain":1.09},{"above_terrain":true,"airmass":7.73,"alt":7.0,"az":33.5,"t":"2030-04-06T21:40:00Z","terrain":0.73},{"above_terrain":true,"airmass":7.25,"alt":7.52,"az":34.2,"t":"2030-04-06T21:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":6.82,"alt":8.05,"az":34.9,"t":"2030-04-06T21:50:00Z","terrain":0.08},{"above_terrain":true,"airmass":6.43,"alt":8.59,"az":35.6,"t":"2030-04-06T21:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.07,"alt":9.14,"az":36.4,"t":"2030-04-06T22:00:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.75,"alt":9.7,"az":37.1,"t":"2030-04-06T22:05:00Z","terrain":-0.1},{"above_terrain":true,"airmass":5.45,"alt":10.27,"az":37.8,"t":"2030-04-06T22:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":5.18,"alt":10.85,"az":38.5,"t":"2030-04-06T22:15:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.93,"alt":11.43,"az":39.2,"t":"2030-04-06T22:20:00Z","terrain":-0.14},{"above_terrain":true,"airmass":4.7,"alt":12.03,"az":39.8,"t":"2030-04-06T22:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":4.49,"alt":12.63,"az":40.5,"t":"2030-04-06T22:30:00Z","terrain":-0.01},{"above_terrain":true,"airmass":4.29,"alt":13.25,"az":41.2,"t":"2030-04-06T22:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":4.11,"alt":13.87,"az":41.9,"t":"2030-04-06T22:40:00Z","terrain":0.11},{"above_terrain":true,"airmass":3.94,"alt":14.49,"az":42.5,"t":"2030-04-06T22:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.78,"alt":15.13,"az":43.2,"t":"2030-04-06T22:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.63,"alt":15.77,"az":43.8,"t":"2030-04-06T22:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":3.5,"alt":16.43,"az":44.5,"t":"2030-04-06T23:00:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.37,"alt":17.09,"az":45.1,"t":"2030-04-06T23:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":3.25,"alt":17.75,"az":45.7,"t":"2030-04-06T23:10:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.14,"alt":18.43,"az":46.3,"t":"2030-04-06T23:15:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.03,"alt":19.11,"az":46.9,"t":"2030-04-06T23:20:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.93,"alt":19.79,"az":47.6,"t":"2030-04-06T23:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.84,"alt":20.49,"az":48.2,"t":"2030-04-06T23:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.75,"alt":21.19,"az":48.8,"t":"2030-04-06T23:35:00Z","terrain":0.44},{"above_terrain":true,"airmass":2.67,"alt":21.89,"az":49.4,"t":"2030-04-06T23:40:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.59,"alt":22.61,"az":49.9,"t":"2030-04-06T23:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.51,"alt":23.33,"az":50.5,"t":"2030-04-06T23:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.44,"alt":24.05,"az":51.1,"t":"2030-04-06T23:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.38,"alt":24.78,"az":51.7,"t":"2030-04-07T00:00:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.31,"alt":25.52,"az":52.2,"t":"2030-04-07T00:05:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.25,"alt":26.26,"az":52.8,"t":"2030-04-07T00:10:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.19,"alt":27.01,"az":53.3,"t":"2030-04-07T00:15:00Z","terrain":0.89},{"above_terrain":true,"airmass":2.14,"alt":27.76,"az":53.9,"t":"2030-04-07T00:20:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.09,"alt":28.52,"az":54.4,"t":"2030-04-07T00:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.04,"alt":29.29,"az":55.0,"t":"2030-04-07T00:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.99,"alt":30.06,"az":55.5,"t":"2030-04-07T00:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.95,"alt":30.83,"az":56.0,"t":"2030-04-07T00:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.9,"alt":31.61,"az":56.5,"t":"2030-04-07T00:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.86,"alt":32.39,"az":57.0,"t":"2030-04-07T00:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.82,"alt":33.18,"az":57.5,"t":"2030-04-07T00:55:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.79,"alt":33.97,"az":58.0,"t":"2030-04-07T01:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.75,"alt":34.77,"az":58.5,"t":"2030-04-07T01:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.72,"alt":35.57,"az":59.0,"t":"2030-04-07T01:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.68,"alt":36.37,"az":59.5,"t":"2030-04-07T01:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.65,"alt":37.18,"az":60.0,"t":"2030-04-07T01:20:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.62,"alt":37.99,"az":60.5,"t":"2030-04-07T01:25:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.59,"alt":38.81,"az":61.0,"t":"2030-04-07T01:30:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.57,"alt":39.63,"az":61.4,"t":"2030-04-07T01:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.54,"alt":40.45,"az":61.9,"t":"2030-04-07T01:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.51,"alt":41.28,"az":62.3,"t":"2030-04-07T01:45:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.49,"alt":42.11,"az":62.8,"t":"2030-04-07T01:50:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.47,"alt":42.95,"az":63.2,"t":"2030-04-07T01:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.44,"alt":43.78,"az":63.7,"t":"2030-04-07T02:00:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.42,"alt":44.62,"az":64.1,"t":"2030-04-07T02:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.47,"az":64.5,"t":"2030-04-07T02:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.31,"az":64.9,"t":"2030-04-07T02:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.16,"az":65.4,"t":"2030-04-07T02:20:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.01,"az":65.8,"t":"2030-04-07T02:25:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.33,"alt":48.87,"az":66.2,"t":"2030-04-07T02:30:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.31,"alt":49.73,"az":66.6,"t":"2030-04-07T02:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.29,"alt":50.59,"az":67.0,"t":"2030-04-07T02:40:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.28,"alt":51.45,"az":67.4,"t":"2030-04-07T02:45:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.31,"az":67.7,"t":"2030-04-07T02:50:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.25,"alt":53.18,"az":68.1,"t":"2030-04-07T02:55:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.05,"az":68.5,"t":"2030-04-07T03:00:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.22,"alt":54.92,"az":68.8,"t":"2030-04-07T03:05:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.21,"alt":55.8,"az":69.2,"t":"2030-04-07T03:10:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.2,"alt":56.67,"az":69.5,"t":"2030-04-07T03:15:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.18,"alt":57.55,"az":69.8,"t":"2030-04-07T03:20:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.17,"alt":58.43,"az":70.2,"t":"2030-04-07T03:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.31,"az":70.5,"t":"2030-04-07T03:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.19,"az":70.8,"t":"2030-04-07T03:35:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.08,"az":71.1,"t":"2030-04-07T03:40:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":61.96,"az":71.3,"t":"2030-04-07T03:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":62.85,"az":71.6,"t":"2030-04-07T03:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":63.74,"az":71.9,"t":"2030-04-07T03:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.11,"alt":64.63,"az":72.1,"t":"2030-04-07T04:00:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.1,"alt":65.52,"az":72.3,"t":"2030-04-07T04:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.09,"alt":66.41,"az":72.5,"t":"2030-04-07T04:10:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.08,"alt":67.31,"az":72.7,"t":"2030-04-07T04:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.08,"alt":68.2,"az":72.8,"t":"2030-04-07T04:20:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.07,"alt":69.1,"az":73.0,"t":"2030-04-07T04:25:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.06,"alt":69.99,"az":73.1,"t":"2030-04-07T04:30:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.06,"alt":70.89,"az":73.1,"t":"2030-04-07T04:35:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.05,"alt":71.78,"az":73.2,"t":"2030-04-07T04:40:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.05,"alt":72.68,"az":73.2,"t":"2030-04-07T04:45:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.04,"alt":73.57,"az":73.1,"t":"2030-04-07T04:50:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.04,"alt":74.47,"az":73.0,"t":"2030-04-07T04:55:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.03,"alt":75.36,"az":72.8,"t":"2030-04-07T05:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.03,"alt":76.26,"az":72.5,"t":"2030-04-07T05:05:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.03,"alt":77.15,"az":72.2,"t":"2030-04-07T05:10:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.02,"alt":78.04,"az":71.7,"t":"2030-04-07T05:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.93,"az":71.0,"t":"2030-04-07T05:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":79.81,"az":70.2,"t":"2030-04-07T05:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.01,"alt":80.69,"az":69.2,"t":"2030-04-07T05:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.01,"alt":81.56,"az":67.8,"t":"2030-04-07T05:35:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.01,"alt":82.42,"az":66.0,"t":"2030-04-07T05:40:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.01,"alt":83.27,"az":63.7,"t":"2030-04-07T05:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.01,"alt":84.09,"az":60.6,"t":"2030-04-07T05:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.0,"alt":84.89,"az":56.3,"t":"2030-04-07T05:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.0,"alt":85.64,"az":50.4,"t":"2030-04-07T06:00:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.0,"alt":86.32,"az":42.0,"t":"2030-04-07T06:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.0,"alt":86.88,"az":30.1,"t":"2030-04-07T06:10:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.0,"alt":87.23,"az":14.0,"t":"2030-04-07T06:15:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.0,"alt":87.31,"az":355.2,"t":"2030-04-07T06:20:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.0,"alt":87.08,"az":337.4,"t":"2030-04-07T06:25:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.0,"alt":86.61,"az":323.4,"t":"2030-04-07T06:30:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.0,"alt":85.99,"az":313.4,"t":"2030-04-07T06:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.0,"alt":85.27,"az":306.4,"t":"2030-04-07T06:40:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.0,"alt":84.49,"az":301.4,"t":"2030-04-07T06:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.01,"alt":83.68,"az":297.7,"t":"2030-04-07T06:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.01,"alt":82.84,"az":295.1,"t":"2030-04-07T06:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":81.98,"az":293.0,"t":"2030-04-07T07:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.01,"alt":81.12,"az":291.5,"t":"2030-04-07T07:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.01,"alt":80.24,"az":290.3,"t":"2030-04-07T07:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.02,"alt":79.36,"az":289.3,"t":"2030-04-07T07:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.02,"alt":78.48,"az":288.6,"t":"2030-04-07T07:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.59,"az":288.1,"t":"2030-04-07T07:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.7,"az":287.6,"t":"2030-04-07T07:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.03,"alt":75.8,"az":287.3,"t":"2030-04-07T07:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.04,"alt":74.91,"az":287.1,"t":"2030-04-07T07:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.04,"alt":74.02,"az":287.0,"t":"2030-04-07T07:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.04,"alt":73.12,"az":286.9,"t":"2030-04-07T07:50:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.05,"alt":72.22,"az":286.8,"t":"2030-04-07T07:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.06,"alt":71.33,"az":286.8,"t":"2030-04-07T08:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.06,"alt":70.43,"az":286.9,"t":"2030-04-07T08:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":69.54,"az":287.0,"t":"2030-04-07T08:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.07,"alt":68.64,"az":287.1,"t":"2030-04-07T08:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.08,"alt":67.75,"az":287.2,"t":"2030-04-07T08:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.09,"alt":66.85,"az":287.4,"t":"2030-04-07T08:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.09,"alt":65.96,"az":287.6,"t":"2030-04-07T08:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.1,"alt":65.07,"az":287.8,"t":"2030-04-07T08:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.11,"alt":64.18,"az":288.0,"t":"2030-04-07T08:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.29,"az":288.3,"t":"2030-04-07T08:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.4,"az":288.5,"t":"2030-04-07T08:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.51,"az":288.8,"t":"2030-04-07T08:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.63,"az":289.1,"t":"2030-04-07T09:00:00Z","terrain":0.19}],"transit":{"airmass":1.0,"alt":87.3,"az":355.2,"t":"2030-04-07T06:20:00Z"},"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."]}