Ephemeris for 102554 1999 US21

by Dominic Ford

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All times computed for South El Monte (latitude 34.05°; longitude -118.05°) and expressed in South El Monte time.

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Ephemeris for 1999 US21
Date	Time	Age of Moon	Right Ascension	Declination	Rise	Culm	Set	Approx Mag.	Observable (hover mouse)	Constellation
Date	Time	Age of Moon	Right Ascension	Declination	Rise	Culm	Set	Approx Mag.	Observable (hover mouse)	Constellation

Ephemeris for 1999 US21
Date			Time	Age of Moon	Right Ascension	Declination	Rise	Culm	Set	Approx Mag.	Observable (hover mouse)	Constellation
Date			Time	Age of Moon	Right Ascension	Declination	Rise	Culm	Set	Approx Mag.	Observable (hover mouse)	Constellation
2025	Dec	16	00:00 PST	26 days	22^h07^m41^s	−16°29'23"	10:59	16:16	21:33	22.3	17:48 until 19:27	Aquarius
2025	Dec	16	03:00 PST	26 days	22^h07^m51^s	−16°28'17"	10:59	16:16	21:33	22.3	17:48 until 19:27	Aquarius
2025	Dec	16	06:00 PST	26 days	22^h08^m00^s	−16°27'11"	10:59	16:16	21:33	22.3	17:48 until 19:28	Aquarius
2025	Dec	16	09:00 PST	26 days	22^h08^m09^s	−16°26'05"	10:59	16:16	21:33	22.3	17:48 until 19:28	Aquarius
2025	Dec	16	12:00 PST	26 days	22^h08^m18^s	−16°24'59"	10:59	16:16	21:33	22.3	17:48 until 19:28	Aquarius
2025	Dec	16	15:00 PST	26 days	22^h08^m28^s	−16°23'53"	11:00	16:17	21:34	22.3	17:48 until 19:28	Aquarius
2025	Dec	16	18:00 PST	26 days	22^h08^m37^s	−16°22'47"	11:00	16:17	21:34	22.3	17:48 until 19:29	Aquarius
2025	Dec	16	21:00 PST	26 days	22^h08^m46^s	−16°21'41"	11:00	16:17	21:34	22.3	17:48 until 19:29	Aquarius
2025	Dec	17	00:00 PST	27 days	22^h08^m55^s	−16°20'34"	10:56	16:13	21:30	22.3	17:48 until 19:25	Aquarius
2025	Dec	17	03:00 PST	27 days	22^h09^m04^s	−16°19'27"	10:56	16:13	21:31	22.3	17:48 until 19:25	Aquarius
2025	Dec	17	06:00 PST	27 days	22^h09^m14^s	−16°18'21"	10:56	16:13	21:31	22.3	17:48 until 19:26	Aquarius
2025	Dec	17	09:00 PST	27 days	22^h09^m23^s	−16°17'15"	10:56	16:14	21:31	22.3	17:48 until 19:26	Aquarius
2025	Dec	17	12:00 PST	27 days	22^h09^m32^s	−16°16'09"	10:56	16:14	21:31	22.3	17:48 until 19:26	Aquarius
2025	Dec	17	15:00 PST	27 days	22^h09^m41^s	−16°15'03"	10:56	16:14	21:31	22.3	17:48 until 19:26	Aquarius
2025	Dec	17	18:00 PST	27 days	22^h09^m51^s	−16°13'56"	10:57	16:14	21:32	22.3	17:48 until 19:27	Aquarius
2025	Dec	17	21:00 PST	27 days	22^h10^m00^s	−16°12'49"	10:57	16:14	21:32	22.3	17:48 until 19:27	Aquarius
2025	Dec	18	00:00 PST	28 days	22^h10^m09^s	−16°11'42"	10:53	16:10	21:28	22.3	17:49 until 19:23	Aquarius
2025	Dec	18	03:00 PST	28 days	22^h10^m18^s	−16°10'35"	10:53	16:11	21:28	22.3	17:49 until 19:23	Aquarius
2025	Dec	18	06:00 PST	28 days	22^h10^m28^s	−16°09'28"	10:53	16:11	21:28	22.3	17:49 until 19:24	Aquarius
2025	Dec	18	09:00 PST	28 days	22^h10^m37^s	−16°08'22"	10:53	16:11	21:29	22.3	17:49 until 19:24	Aquarius
2025	Dec	18	12:00 PST	28 days	22^h10^m47^s	−16°07'16"	10:53	16:11	21:29	22.3	17:49 until 19:24	Aquarius
2025	Dec	18	15:00 PST	28 days	22^h10^m56^s	−16°06'09"	10:53	16:11	21:29	22.3	17:49 until 19:24	Aquarius
2025	Dec	18	18:00 PST	28 days	22^h11^m05^s	−16°05'02"	10:53	16:11	21:29	22.3	17:49 until 19:24	Aquarius
2025	Dec	18	21:00 PST	28 days	22^h11^m14^s	−16°03'55"	10:53	16:12	21:30	22.3	17:49 until 19:25	Aquarius
2025	Dec	19	00:00 PST	29 days	22^h11^m24^s	−16°02'47"	10:50	16:08	21:26	22.3	17:49 until 19:21	Aquarius
All times computed for South El Monte (latitude 34.05; longitude -118.05) and expressed in South El Monte time. All positions are in J2000.0 coordinates. Ephemeris by Dominic Ford – https://in-the-sky.org/ephemeris.php

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