Ephemeris for 18D/Perrine-Mrkos

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 18D/Perrine-Mrkos
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 18D/Perrine-Mrkos
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
2026	Mar	30	00:00 PDT	11 days	11^h35^m27^s	+09°37'25"	17:23	23:52	06:22	25.4	20:10 until 04:32	Leo
2026	Mar	31	00:00 PDT	12 days	11^h34^m52^s	+09°42'18"	17:19	23:48	06:17	25.4	20:11 until 04:28	Leo
2026	Apr	01	00:00 PDT	13 days	11^h34^m17^s	+09°47'05"	17:14	23:43	06:13	25.4	20:12 until 04:23	Leo
2026	Apr	02	00:00 PDT	14 days	11^h33^m43^s	+09°51'47"	17:09	23:39	06:09	25.4	20:13 until 04:19	Leo
2026	Apr	03	00:00 PDT	15 days	11^h33^m10^s	+09°56'23"	17:04	23:34	06:04	25.4	20:14 until 04:15	Leo
2026	Apr	04	00:00 PDT	16 days	11^h32^m37^s	+10°00'53"	17:00	23:30	06:00	25.4	20:14 until 04:11	Leo
2026	Apr	05	00:00 PDT	17 days	11^h32^m04^s	+10°05'17"	16:55	23:26	05:56	25.4	20:15 until 04:06	Leo
2026	Apr	06	00:00 PDT	18 days	11^h31^m32^s	+10°09'35"	16:50	23:21	05:52	25.4	20:16 until 04:02	Leo
2026	Apr	07	00:00 PDT	19 days	11^h31^m01^s	+10°13'46"	16:46	23:17	05:47	25.4	20:17 until 03:58	Leo
2026	Apr	08	00:00 PDT	20 days	11^h30^m30^s	+10°17'52"	16:41	23:12	05:43	25.4	20:18 until 03:53	Leo
2026	Apr	09	00:00 PDT	21 days	11^h30^m00^s	+10°21'51"	16:37	23:08	05:39	25.5	20:19 until 03:49	Leo
2026	Apr	10	00:00 PDT	22 days	11^h29^m31^s	+10°25'44"	16:32	23:03	05:35	25.5	20:20 until 03:45	Leo
2026	Apr	11	00:00 PDT	23 days	11^h29^m02^s	+10°29'31"	16:27	22:59	05:30	25.5	20:21 until 03:41	Leo
2026	Apr	12	00:00 PDT	24 days	11^h28^m34^s	+10°33'11"	16:23	22:54	05:26	25.5	20:22 until 03:36	Leo
2026	Apr	13	00:00 PDT	25 days	11^h28^m07^s	+10°36'44"	16:18	22:50	05:22	25.5	20:22 until 03:32	Leo
2026	Apr	14	00:00 PDT	26 days	11^h27^m40^s	+10°40'11"	16:14	22:46	05:18	25.5	20:23 until 03:28	Leo
2026	Apr	15	00:00 PDT	27 days	11^h27^m14^s	+10°43'31"	16:09	22:41	05:14	25.5	20:24 until 03:24	Leo
2026	Apr	16	00:00 PDT	28 days	11^h26^m49^s	+10°46'45"	16:05	22:37	05:09	25.5	20:25 until 03:20	Leo
2026	Apr	17	00:00 PDT	29 days	11^h26^m24^s	+10°49'52"	16:00	22:33	05:05	25.5	20:26 until 03:15	Leo
2026	Apr	18	00:00 PDT	00 days	11^h26^m00^s	+10°52'52"	15:56	22:28	05:01	25.6	20:27 until 03:11	Leo
2026	Apr	19	00:00 PDT	01 days	11^h25^m37^s	+10°55'46"	15:51	22:24	04:57	25.6	20:28 until 03:07	Leo
2026	Apr	20	00:00 PDT	02 days	11^h25^m15^s	+10°58'33"	15:47	22:20	04:53	25.6	20:29 until 03:03	Leo
2026	Apr	21	00:00 PDT	03 days	11^h24^m54^s	+11°01'13"	15:42	22:15	04:49	25.6	20:30 until 02:59	Leo
2026	Apr	22	00:00 PDT	04 days	11^h24^m33^s	+11°03'46"	15:38	22:11	04:44	25.6	20:31 until 02:54	Leo
2026	Apr	23	00:00 PDT	05 days	11^h24^m13^s	+11°06'12"	15:34	22:07	04:40	25.6	20:32 until 02:50	Leo
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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