{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-03-27","schedule":[{"end":"2026-03-28T00:40Z","end_local":"02:40","hours":8.0,"mean_quality":0.0,"start":"2026-03-27T16:40Z","start_local":"18:40","target":null},{"end":"2026-03-28T01:00Z","end_local":"03:00","hours":0.33,"mean_quality":0.33,"start":"2026-03-28T00:40Z","start_local":"02:40","target":"NGC 7000"},{"end":"2026-03-28T04:15Z","end_local":"06:15","hours":3.25,"mean_quality":0.0,"start":"2026-03-28T01:00Z","start_local":"03:00","target":null}],"targets":[{"best_window":null,"dec":41.26875,"moon_separation":94.1,"name":"M31","quality_hours":0.0,"ra":10.68470833,"resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"score":0,"score_astronomy":0,"score_weather":0,"transit":{"airmass":1.0,"alt":89.7,"az":155.1,"t":"2026-03-27T10:45Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-03-28T04:15Z","end_local":"06:15","hours":11.58,"label":"unusable","mean_quality":0.0,"start":"2026-03-27T16:40Z","start_local":"18:40"}]},{"best_window":null,"dec":-5.3876,"moon_separation":51.0,"name":"M42","quality_hours":0.0,"ra":83.8201,"resolved":{"common_name":"Great Orion Nebula","dec":-5.3876,"name":"M 42","ra":83.8201,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M42","source":"sesame","type":"HII","type_text":"HII region \u2014 a star-forming nebula"},"score":0,"score_astronomy":6,"score_weather":0,"transit":{"airmass":1.47,"alt":42.9,"az":179.2,"t":"2026-03-27T15:35Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-03-28T04:15Z","end_local":"06:15","hours":11.58,"label":"unusable","mean_quality":0.0,"start":"2026-03-27T16:40Z","start_local":"18:40"}]},{"best_window":null,"dec":24.17805556,"moon_separation":64.7,"name":"M45","quality_hours":0.0,"ra":56.65833333,"resolved":{"common_name":"Seven Sisters","dec":24.17805556,"name":"Cl Melotte 22","ra":56.65833333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"score":0,"score_astronomy":8,"score_weather":0,"transit":{"airmass":1.05,"alt":72.6,"az":180.6,"t":"2026-03-27T13:50Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-03-28T04:15Z","end_local":"06:15","hours":11.58,"label":"unusable","mean_quality":0.0,"start":"2026-03-27T16:40Z","start_local":"18:40"}]},{"best_window":{"end":"2026-03-28T01:00Z","end_local":"03:00","hours":0.33,"label":"marginal","mean_quality":0.33,"start":"2026-03-28T00:40Z","start_local":"02:40"},"dec":44.33,"moon_separation":113.4,"name":"NGC 7000","quality_hours":0.24,"ra":314.69583333,"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"},"score":5,"score_astronomy":46,"score_weather":11,"transit":{"airmass":1.0,"alt":87.2,"az":352.2,"t":"2026-03-28T07:00Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-28T00:10Z","end_local":"02:10","hours":7.5,"label":"unusable","mean_quality":0.0,"start":"2026-03-27T16:40Z","start_local":"18:40"},{"end":"2026-03-28T00:40Z","end_local":"02:40","hours":0.5,"label":"poor","mean_quality":0.25,"start":"2026-03-28T00:10Z","start_local":"02:10"},{"end":"2026-03-28T01:00Z","end_local":"03:00","hours":0.33,"label":"marginal","mean_quality":0.33,"start":"2026-03-28T00:40Z","start_local":"02:40"},{"end":"2026-03-28T04:15Z","end_local":"06:15","hours":3.25,"label":"unusable","mean_quality":0.0,"start":"2026-03-28T01:00Z","start_local":"03:00"}]},{"best_window":{"end":"2026-03-28T01:00Z","end_local":"03:00","hours":0.33,"label":"marginal","mean_quality":0.33,"start":"2026-03-28T00:40Z","start_local":"02:40"},"dec":44.25788576,"moon_separation":113.5,"name":"V1057 Cyg","quality_hours":0.24,"ra":314.72388973,"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},"score":5,"score_astronomy":46,"score_weather":11,"transit":{"airmass":1.0,"alt":87.3,"az":352.5,"t":"2026-03-28T07:00Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-28T00:10Z","end_local":"02:10","hours":7.5,"label":"unusable","mean_quality":0.0,"start":"2026-03-27T16:40Z","start_local":"18:40"},{"end":"2026-03-28T00:40Z","end_local":"02:40","hours":0.5,"label":"poor","mean_quality":0.25,"start":"2026-03-28T00:10Z","start_local":"02:10"},{"end":"2026-03-28T01:00Z","end_local":"03:00","hours":0.33,"label":"marginal","mean_quality":0.33,"start":"2026-03-28T00:40Z","start_local":"02:40"},{"end":"2026-03-28T04:15Z","end_local":"06:15","hours":3.25,"label":"unusable","mean_quality":0.0,"start":"2026-03-28T01:00Z","start_local":"03:00"}]},{"best_window":null,"dec":30.66017511,"moon_separation":90.4,"name":"M33","quality_hours":0.0,"ra":23.46206906,"resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"score":0,"score_astronomy":0,"score_weather":0,"transit":{"airmass":1.02,"alt":79.1,"az":178.1,"t":"2026-03-27T11:35Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-03-28T04:15Z","end_local":"06:15","hours":11.58,"label":"unusable","mean_quality":0.0,"start":"2026-03-27T16:40Z","start_local":"18:40"}]}],"unscheduled":[{"name":"M31","why":"Overcast (\u226580 % cloud) for 8.6 of 10.6 dark hours \u2014 the sky is closed whatever the geometry says."},{"name":"M42","why":"Overcast (\u226580 % cloud) for 8.6 of 10.6 dark hours \u2014 the sky is closed whatever the geometry says."},{"name":"M45","why":"Overcast (\u226580 % cloud) for 8.6 of 10.6 dark hours \u2014 the sky is closed whatever the geometry says."},{"name":"V1057 Cyg","why":"its best window (02:40\u201303:00) is outranked by NGC 7000"},{"name":"M33","why":"Overcast (\u226580 % cloud) for 8.6 of 10.6 dark hours \u2014 the sky is closed whatever the geometry says."}],"warnings":[]}