{"version":1,"generatedAt":"2026-10-28T10:38:56.207Z","kind":"conjunction","name":"Mercury and Mars 2.0° apart, 19 Oct 2025","at":"2025-10-19T20:33:15.595Z","planets":[{"name":"Mercury","magnitude":-0.19},{"name":"Mars","magnitude":1.51}],"place":{"ra":15.038,"dec":-18.5,"frame":"J2000","raUnit":"hours","decUnit":"degrees"},"degreesFromSun":22.1,"sky":"evening","separationDeg":1.96,"visibility":{"longitude":0,"timeZone":"UTC","twilightSunAltitude":-6,"bands":[{"latitude":60,"verdict":"lost","summary":"The pair is below the horizon whenever the sky is dark","best":{"at":"2025-10-19T17:23:15.595Z","altitude":-4.6,"azimuth":238,"sunAltitude":-6.2}},{"latitude":45,"verdict":"lost","summary":"Lost in the horizon's haze: 0° up at best once it is dark","best":{"at":"2025-10-19T17:43:15.595Z","altitude":0.3,"azimuth":242,"sunAltitude":-6.9}},{"latitude":30,"verdict":"low","summary":"Low: 5° up in the WSW at 17:53; a clear, flat horizon needed","best":{"at":"2025-10-19T17:53:15.595Z","altitude":5.4,"azimuth":244,"sunAltitude":-6.9}},{"latitude":15,"verdict":"low","summary":"Low: 10° up in the WSW at 18:03; a clear, flat horizon needed","best":{"at":"2025-10-19T18:03:15.595Z","altitude":9.6,"azimuth":247,"sunAltitude":-7}},{"latitude":0,"verdict":"clear","summary":"13° up in the WSW at 18:13","best":{"at":"2025-10-19T18:13:15.595Z","altitude":12.8,"azimuth":250,"sunAltitude":-7}},{"latitude":-15,"verdict":"clear","summary":"15° up in the WSW at 18:23","best":{"at":"2025-10-19T18:23:15.595Z","altitude":15.2,"azimuth":253,"sunAltitude":-6.4}},{"latitude":-30,"verdict":"clear","summary":"15° up in the WSW at 18:43","best":{"at":"2025-10-19T18:43:15.595Z","altitude":14.6,"azimuth":258,"sunAltitude":-7.2}},{"latitude":-45,"verdict":"clear","summary":"14° up in the W at 19:03","best":{"at":"2025-10-19T19:03:15.595Z","altitude":13.8,"azimuth":259,"sunAltitude":-6.2}}]},"links":{"page":"https://www.whatthestar.com/planets/mercury-mars-conjunction-2025-10-19","map":"https://www.whatthestar.com/explore?ra=15.038&dec=-18.5&fov=40&t=2025-10-19T20%3A33%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"}]}