{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-03-02","schedule":[{"end":"2026-03-02T17:45Z","end_local":"19:45","hours":1.58,"mean_quality":0.0,"start":"2026-03-02T16:10Z","start_local":"18:10","target":null},{"end":"2026-03-02T18:20Z","end_local":"20:20","hours":0.58,"mean_quality":0.36,"start":"2026-03-02T17:45Z","start_local":"19:45","target":"M31"},{"end":"2026-03-02T18:45Z","end_local":"20:45","hours":0.42,"mean_quality":0.34,"start":"2026-03-02T18:20Z","start_local":"20:20","target":"M33"},{"end":"2026-03-02T19:00Z","end_local":"21:00","hours":0.25,"mean_quality":0.36,"start":"2026-03-02T18:45Z","start_local":"20:45","target":"M45"},{"end":"2026-03-03T04:55Z","end_local":"06:55","hours":9.92,"mean_quality":0.0,"start":"2026-03-02T19:00Z","start_local":"21:00","target":null}],"targets":[{"best_window":{"end":"2026-03-02T18:30Z","end_local":"20:30","hours":0.75,"label":"marginal","mean_quality":0.35,"start":"2026-03-02T17:45Z","start_local":"19:45"},"dec":41.26875,"moon_separation":120.6,"name":"M31","quality_hours":0.51,"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":9,"score_astronomy":18,"score_weather":51,"transit":{"airmass":1.0,"alt":89.7,"az":214.2,"t":"2026-03-02T12:25Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-02T16:45Z","end_local":"18:45","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T16:10Z","start_local":"18:10"},{"end":"2026-03-02T17:45Z","end_local":"19:45","hours":1.0,"label":"poor","mean_quality":0.12,"start":"2026-03-02T16:45Z","start_local":"18:45"},{"end":"2026-03-02T18:30Z","end_local":"20:30","hours":0.75,"label":"marginal","mean_quality":0.35,"start":"2026-03-02T17:45Z","start_local":"19:45"},{"end":"2026-03-02T19:00Z","end_local":"21:00","hours":0.5,"label":"poor","mean_quality":0.25,"start":"2026-03-02T18:30Z","start_local":"20:30"},{"end":"2026-03-03T04:55Z","end_local":"06:55","hours":9.92,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T19:00Z","start_local":"21:00"}]},{"best_window":{"end":"2026-03-02T18:25Z","end_local":"20:25","hours":0.42,"label":"marginal","mean_quality":0.3,"start":"2026-03-02T18:00Z","start_local":"20:00"},"dec":-5.3876,"moon_separation":74.9,"name":"M42","quality_hours":0.46,"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":7,"score_astronomy":25,"score_weather":26,"transit":{"airmass":1.47,"alt":42.9,"az":179.8,"t":"2026-03-02T17:15Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-02T16:45Z","end_local":"18:45","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T16:10Z","start_local":"18:10"},{"end":"2026-03-02T18:00Z","end_local":"20:00","hours":1.25,"label":"poor","mean_quality":0.13,"start":"2026-03-02T16:45Z","start_local":"18:45"},{"end":"2026-03-02T18:25Z","end_local":"20:25","hours":0.42,"label":"marginal","mean_quality":0.3,"start":"2026-03-02T18:00Z","start_local":"20:00"},{"end":"2026-03-02T19:00Z","end_local":"21:00","hours":0.58,"label":"poor","mean_quality":0.29,"start":"2026-03-02T18:25Z","start_local":"20:25"},{"end":"2026-03-03T04:55Z","end_local":"06:55","hours":9.92,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T19:00Z","start_local":"21:00"}]},{"best_window":{"end":"2026-03-02T19:00Z","end_local":"21:00","hours":1.25,"label":"marginal","mean_quality":0.37,"start":"2026-03-02T17:45Z","start_local":"19:45"},"dec":24.11388889,"moon_separation":95.8,"name":"M45","quality_hours":0.59,"ra":56.60083333,"resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"score":11,"score_astronomy":41,"score_weather":27,"transit":{"airmass":1.05,"alt":72.5,"az":178.3,"t":"2026-03-02T15:25Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-02T16:45Z","end_local":"18:45","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T16:10Z","start_local":"18:10"},{"end":"2026-03-02T17:45Z","end_local":"19:45","hours":1.0,"label":"poor","mean_quality":0.12,"start":"2026-03-02T16:45Z","start_local":"18:45"},{"end":"2026-03-02T19:00Z","end_local":"21:00","hours":1.25,"label":"marginal","mean_quality":0.37,"start":"2026-03-02T17:45Z","start_local":"19:45"},{"end":"2026-03-03T04:55Z","end_local":"06:55","hours":9.92,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T19:00Z","start_local":"21:00"}]},{"best_window":null,"dec":44.33,"moon_separation":122.1,"name":"NGC 7000","quality_hours":0.0,"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":0,"score_astronomy":23,"score_weather":0,"transit":{"airmass":1.0,"alt":87.3,"az":4.5,"t":"2026-03-03T08:35Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-03-03T04:55Z","end_local":"06:55","hours":12.75,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T16:10Z","start_local":"18:10"}]},{"best_window":null,"dec":44.25788576,"moon_separation":122.2,"name":"V1057 Cyg","quality_hours":0.0,"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":0,"score_astronomy":23,"score_weather":0,"transit":{"airmass":1.0,"alt":87.3,"az":5.1,"t":"2026-03-03T08:35Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-03-03T04:55Z","end_local":"06:55","hours":12.75,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T16:10Z","start_local":"18:10"}]},{"best_window":{"end":"2026-03-02T18:45Z","end_local":"20:45","hours":1.0,"label":"marginal","mean_quality":0.36,"start":"2026-03-02T17:45Z","start_local":"19:45"},"dec":30.66017511,"moon_separation":120.2,"name":"M33","quality_hours":0.55,"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":10,"score_astronomy":21,"score_weather":48,"transit":{"airmass":1.02,"alt":79.1,"az":180.0,"t":"2026-03-02T13:15Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-02T16:45Z","end_local":"18:45","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T16:10Z","start_local":"18:10"},{"end":"2026-03-02T17:45Z","end_local":"19:45","hours":1.0,"label":"poor","mean_quality":0.13,"start":"2026-03-02T16:45Z","start_local":"18:45"},{"end":"2026-03-02T18:45Z","end_local":"20:45","hours":1.0,"label":"marginal","mean_quality":0.36,"start":"2026-03-02T17:45Z","start_local":"19:45"},{"end":"2026-03-02T19:00Z","end_local":"21:00","hours":0.25,"label":"poor","mean_quality":0.27,"start":"2026-03-02T18:45Z","start_local":"20:45"},{"end":"2026-03-03T04:55Z","end_local":"06:55","hours":9.92,"label":"unusable","mean_quality":0.0,"start":"2026-03-02T19:00Z","start_local":"21:00"}]}],"unscheduled":[{"name":"M42","why":"its best window (20:00\u201320:25) is outranked by M31, M33"},{"name":"NGC 7000","why":"Overcast (\u226580 % cloud) for 9.5 of 11.8 dark hours \u2014 the sky is closed whatever the geometry says."},{"name":"V1057 Cyg","why":"Overcast (\u226580 % cloud) for 9.5 of 11.8 dark hours \u2014 the sky is closed whatever the geometry says."}],"warnings":[]}
