Ephemeris for C/1999 S4 (LINEAR)

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 C/1999 S4 (LINEAR)
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 C/1999 S4 (LINEAR)
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	15	00:00 PST	25 days	08^h03^m10^s	−00°45'47"	20:17	02:18	08:18	24.5	22:07 until 05:43	Monoceros
2025	Dec	15	03:00 PST	25 days	08^h03^m10^s	−00°45'47"	20:17	02:18	08:18	24.5	22:07 until 05:43	Monoceros
2025	Dec	15	06:00 PST	25 days	08^h03^m09^s	−00°45'48"	20:17	02:18	08:18	24.5	22:07 until 05:43	Monoceros
2025	Dec	15	09:00 PST	25 days	08^h03^m09^s	−00°45'48"	20:17	02:18	08:18	24.5	22:07 until 05:43	Monoceros
2025	Dec	15	12:00 PST	25 days	08^h03^m08^s	−00°45'49"	20:17	02:18	08:18	24.5	22:07 until 05:43	Monoceros
2025	Dec	15	15:00 PST	25 days	08^h03^m08^s	−00°45'49"	20:17	02:18	08:18	24.5	22:07 until 05:43	Monoceros
2025	Dec	15	18:00 PST	25 days	08^h03^m07^s	−00°45'49"	20:17	02:18	08:18	24.5	22:07 until 05:43	Monoceros
2025	Dec	15	21:00 PST	25 days	08^h03^m07^s	−00°45'49"	20:17	02:17	08:18	24.5	22:07 until 05:43	Monoceros
2025	Dec	16	00:00 PST	26 days	08^h03^m06^s	−00°45'50"	20:13	02:14	08:14	24.5	22:03 until 05:44	Monoceros
2025	Dec	16	03:00 PST	26 days	08^h03^m05^s	−00°45'50"	20:13	02:14	08:14	24.5	22:03 until 05:44	Monoceros
2025	Dec	16	06:00 PST	26 days	08^h03^m05^s	−00°45'50"	20:13	02:14	08:14	24.5	22:03 until 05:44	Monoceros
2025	Dec	16	09:00 PST	26 days	08^h03^m04^s	−00°45'51"	20:13	02:14	08:14	24.5	22:03 until 05:44	Monoceros
2025	Dec	16	12:00 PST	26 days	08^h03^m04^s	−00°45'51"	20:13	02:14	08:14	24.5	22:03 until 05:44	Monoceros
2025	Dec	16	15:00 PST	26 days	08^h03^m03^s	−00°45'51"	20:13	02:14	08:14	24.5	22:03 until 05:44	Monoceros
2025	Dec	16	18:00 PST	26 days	08^h03^m03^s	−00°45'51"	20:13	02:14	08:14	24.5	22:03 until 05:44	Monoceros
2025	Dec	16	21:00 PST	26 days	08^h03^m02^s	−00°45'52"	20:13	02:13	08:14	24.5	22:03 until 05:44	Monoceros
2025	Dec	17	00:00 PST	27 days	08^h03^m02^s	−00°45'52"	20:09	02:10	08:10	24.5	21:59 until 05:44	Monoceros
2025	Dec	17	03:00 PST	27 days	08^h03^m01^s	−00°45'52"	20:09	02:10	08:10	24.5	21:59 until 05:44	Monoceros
2025	Dec	17	06:00 PST	27 days	08^h03^m01^s	−00°45'52"	20:09	02:10	08:10	24.5	21:59 until 05:44	Monoceros
2025	Dec	17	09:00 PST	27 days	08^h03^m00^s	−00°45'52"	20:09	02:10	08:10	24.5	21:59 until 05:44	Monoceros
2025	Dec	17	12:00 PST	27 days	08^h03^m00^s	−00°45'53"	20:09	02:10	08:10	24.5	21:59 until 05:44	Monoceros
2025	Dec	17	15:00 PST	27 days	08^h02^m59^s	−00°45'53"	20:09	02:10	08:10	24.5	21:59 until 05:44	Monoceros
2025	Dec	17	18:00 PST	27 days	08^h02^m58^s	−00°45'53"	20:09	02:09	08:10	24.5	21:59 until 05:44	Monoceros
2025	Dec	17	21:00 PST	27 days	08^h02^m58^s	−00°45'53"	20:09	02:09	08:10	24.5	21:59 until 05:44	Monoceros
2025	Dec	18	00:00 PST	28 days	08^h02^m57^s	−00°45'53"	20:05	02:06	08:06	24.5	21:55 until 05:45	Monoceros
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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