{"version":1,"generatedAt":"2026-10-28T10:38:56.207Z","kind":"opposition","name":"Mars at opposition, 16 Jan 2025","at":"2025-01-16T02:35:02.343Z","planets":[{"name":"Mars","magnitude":-1.38}],"place":{"ra":7.915,"dec":25.18,"frame":"J2000","raUnit":"hours","decUnit":"degrees"},"degreesFromSun":175.7,"sky":"all-night","distanceAu":0.6437,"diameterArcsec":14.5,"closestToEarth":{"at":"2025-01-12T13:32:19.972Z","distanceAu":0.6423},"visibility":{"longitude":0,"timeZone":"UTC","twilightSunAltitude":-6,"bands":[{"latitude":60,"verdict":"clear","summary":"55° up in the S at 00:15","best":{"at":"2025-01-16T00:15:02.343Z","altitude":55.1,"azimuth":180,"sunAltitude":-50.9}},{"latitude":45,"verdict":"clear","summary":"70° up in the S at 00:15","best":{"at":"2025-01-16T00:15:02.343Z","altitude":70.1,"azimuth":181,"sunAltitude":-65.9}},{"latitude":30,"verdict":"clear","summary":"85° up in the S at 00:15","best":{"at":"2025-01-16T00:15:02.343Z","altitude":85.1,"azimuth":183,"sunAltitude":-80.8}},{"latitude":15,"verdict":"clear","summary":"80° up in the N at 00:15","best":{"at":"2025-01-16T00:15:02.343Z","altitude":79.9,"azimuth":358,"sunAltitude":-83.9}},{"latitude":0,"verdict":"clear","summary":"65° up in the N at 00:15","best":{"at":"2025-01-16T00:15:02.343Z","altitude":64.9,"azimuth":359,"sunAltitude":-69}},{"latitude":-15,"verdict":"clear","summary":"50° up in the N at 00:15","best":{"at":"2025-01-16T00:15:02.343Z","altitude":49.9,"azimuth":360,"sunAltitude":-54}},{"latitude":-30,"verdict":"clear","summary":"35° up in the N at 00:05","best":{"at":"2025-01-16T00:05:02.343Z","altitude":34.9,"azimuth":2,"sunAltitude":-39.1}},{"latitude":-45,"verdict":"clear","summary":"20° up in the N at 00:05","best":{"at":"2025-01-16T00:05:02.343Z","altitude":19.9,"azimuth":2,"sunAltitude":-24.1}}]},"links":{"page":"https://www.whatthestar.com/planets/mars-opposition-2025","map":"https://www.whatthestar.com/explore?ra=7.915&dec=25.18&fov=40&t=2025-01-16T02%3A35%3A00.000Z"},"sources":[{"name":"P. Bretagnon and G. Francou, VSOP87, the planetary theory the map draws, held to JPL’s DE441 within about an arcsecond over 1900–2100","url":"https://www.whatthestar.com/credits#method-planets"},{"name":"U.S. Naval Observatory and Sea and Sky’s Astronomy Calendar of Celestial Events: the dates and angles the tests hold these to","url":"https://aa.usno.navy.mil/data/"},{"name":"A. Mallama and J. Hilton (2018) and the Astronomical Almanac’s phase-angle series: the planets’ magnitudes","url":"https://www.whatthestar.com/credits#method-planets"},{"name":"J. Meeus, Astronomical Algorithms, ch. 25: the Sun, for the twilight each latitude is judged in","url":"https://www.whatthestar.com/credits#method-sun"}]}