{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-02-16","schedule":[{"end":"2026-02-16T17:00Z","end_local":"19:00","hours":1.08,"mean_quality":0.0,"start":"2026-02-16T15:55Z","start_local":"17:55","target":null},{"end":"2026-02-16T17:35Z","end_local":"19:35","hours":0.58,"mean_quality":0.37,"start":"2026-02-16T17:00Z","start_local":"19:00","target":"M45"},{"end":"2026-02-16T18:00Z","end_local":"20:00","hours":0.42,"mean_quality":0.59,"start":"2026-02-16T17:35Z","start_local":"19:35","target":"M33"},{"end":"2026-02-17T05:15Z","end_local":"07:15","hours":11.25,"mean_quality":0.0,"start":"2026-02-16T18:00Z","start_local":"20:00","target":null}],"targets":[{"best_window":{"end":"2026-02-16T18:00Z","end_local":"20:00","hours":0.5,"label":"marginal","mean_quality":0.58,"start":"2026-02-16T17:30Z","start_local":"19:30"},"dec":41.26875,"moon_separation":71.3,"name":"M31","quality_hours":0.49,"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":11,"score_astronomy":48,"score_weather":23,"transit":{"airmass":1.0,"alt":89.7,"az":213.0,"t":"2026-02-16T13:20Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-02-16T16:25Z","end_local":"18:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T15:55Z","start_local":"17:55"},{"end":"2026-02-16T17:00Z","end_local":"19:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2026-02-16T16:25Z","start_local":"18:25"},{"end":"2026-02-16T17:15Z","end_local":"19:15","hours":0.25,"label":"marginal","mean_quality":0.3,"start":"2026-02-16T17:00Z","start_local":"19:00"},{"end":"2026-02-16T17:30Z","end_local":"19:30","hours":0.25,"label":"poor","mean_quality":0.3,"start":"2026-02-16T17:15Z","start_local":"19:15"},{"end":"2026-02-16T18:00Z","end_local":"20:00","hours":0.5,"label":"marginal","mean_quality":0.58,"start":"2026-02-16T17:30Z","start_local":"19:30"},{"end":"2026-02-17T05:15Z","end_local":"07:15","hours":11.25,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T18:00Z","start_local":"20:00"}]},{"best_window":{"end":"2026-02-16T18:00Z","end_local":"20:00","hours":0.5,"label":"marginal","mean_quality":0.58,"start":"2026-02-16T17:30Z","start_local":"19:30"},"dec":-5.3876,"moon_separation":116.4,"name":"M42","quality_hours":0.48,"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":11,"score_astronomy":86,"score_weather":12,"transit":{"airmass":1.47,"alt":42.9,"az":179.8,"t":"2026-02-16T18:10Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-02-16T16:25Z","end_local":"18:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T15:55Z","start_local":"17:55"},{"end":"2026-02-16T17:30Z","end_local":"19:30","hours":1.08,"label":"poor","mean_quality":0.18,"start":"2026-02-16T16:25Z","start_local":"18:25"},{"end":"2026-02-16T18:00Z","end_local":"20:00","hours":0.5,"label":"marginal","mean_quality":0.58,"start":"2026-02-16T17:30Z","start_local":"19:30"},{"end":"2026-02-17T05:15Z","end_local":"07:15","hours":11.25,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T18:00Z","start_local":"20:00"}]},{"best_window":{"end":"2026-02-16T18:00Z","end_local":"20:00","hours":0.5,"label":"good","mean_quality":0.66,"start":"2026-02-16T17:30Z","start_local":"19:30"},"dec":24.11388889,"moon_separation":98.3,"name":"M45","quality_hours":0.55,"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":13,"score_astronomy":100,"score_weather":13,"transit":{"airmass":1.05,"alt":72.5,"az":178.2,"t":"2026-02-16T16:20Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-02-16T16:25Z","end_local":"18:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T15:55Z","start_local":"17:55"},{"end":"2026-02-16T17:00Z","end_local":"19:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2026-02-16T16:25Z","start_local":"18:25"},{"end":"2026-02-16T17:30Z","end_local":"19:30","hours":0.5,"label":"marginal","mean_quality":0.33,"start":"2026-02-16T17:00Z","start_local":"19:00"},{"end":"2026-02-16T18:00Z","end_local":"20:00","hours":0.5,"label":"good","mean_quality":0.66,"start":"2026-02-16T17:30Z","start_local":"19:30"},{"end":"2026-02-17T05:15Z","end_local":"07:15","hours":11.25,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T18:00Z","start_local":"20:00"}]},{"best_window":null,"dec":44.33,"moon_separation":60.8,"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":17,"score_weather":0,"transit":{"airmass":1.0,"alt":87.3,"az":4.7,"t":"2026-02-17T09:30Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-02-16T16:25Z","end_local":"18:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T15:55Z","start_local":"17:55"},{"end":"2026-02-16T16:30Z","end_local":"18:30","hours":0.08,"label":"poor","mean_quality":0.04,"start":"2026-02-16T16:25Z","start_local":"18:25"},{"end":"2026-02-17T05:15Z","end_local":"07:15","hours":12.75,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T16:30Z","start_local":"18:30"}]},{"best_window":null,"dec":44.25788576,"moon_separation":60.7,"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":17,"score_weather":0,"transit":{"airmass":1.0,"alt":87.3,"az":5.2,"t":"2026-02-17T09:30Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-02-16T16:25Z","end_local":"18:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T15:55Z","start_local":"17:55"},{"end":"2026-02-16T16:30Z","end_local":"18:30","hours":0.08,"label":"poor","mean_quality":0.04,"start":"2026-02-16T16:25Z","start_local":"18:25"},{"end":"2026-02-17T05:15Z","end_local":"07:15","hours":12.75,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T16:30Z","start_local":"18:30"}]},{"best_window":{"end":"2026-02-16T17:40Z","end_local":"19:40","hours":0.17,"label":"good","mean_quality":0.6,"start":"2026-02-16T17:30Z","start_local":"19:30"},"dec":30.66017511,"moon_separation":73.4,"name":"M33","quality_hours":0.51,"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":12,"score_astronomy":55,"score_weather":21,"transit":{"airmass":1.02,"alt":79.1,"az":180.0,"t":"2026-02-16T14:10Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-02-16T16:25Z","end_local":"18:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T15:55Z","start_local":"17:55"},{"end":"2026-02-16T17:00Z","end_local":"19:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2026-02-16T16:25Z","start_local":"18:25"},{"end":"2026-02-16T17:30Z","end_local":"19:30","hours":0.5,"label":"marginal","mean_quality":0.31,"start":"2026-02-16T17:00Z","start_local":"19:00"},{"end":"2026-02-16T17:40Z","end_local":"19:40","hours":0.17,"label":"good","mean_quality":0.6,"start":"2026-02-16T17:30Z","start_local":"19:30"},{"end":"2026-02-16T18:00Z","end_local":"20:00","hours":0.33,"label":"marginal","mean_quality":0.59,"start":"2026-02-16T17:40Z","start_local":"19:40"},{"end":"2026-02-17T05:15Z","end_local":"07:15","hours":11.25,"label":"unusable","mean_quality":0.0,"start":"2026-02-16T18:00Z","start_local":"20:00"}]}],"unscheduled":[{"name":"M31","why":"its best window (19:30\u201320:00) is outranked by M33, M45"},{"name":"M42","why":"its best window (19:30\u201320:00) is outranked by M33, M45"},{"name":"NGC 7000","why":"Overcast (\u226580 % cloud) for 10.8 of 12.4 dark hours \u2014 the sky is closed whatever the geometry says."},{"name":"V1057 Cyg","why":"Overcast (\u226580 % cloud) for 10.8 of 12.4 dark hours \u2014 the sky is closed whatever the geometry says."}],"warnings":[]}