Ephemeris for 21P/Giacobini-Zinner

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

Ephemeris for 21P/Giacobini-Zinner
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 21P/Giacobini-Zinner
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	Nov	03	16:00 PST	12 days	09^h50^m30^s	−15°25'16"	01:30	06:50	12:10	18.2	03:34 until 05:10	Hydra
2025	Nov	04	16:00 PST	14 days	09^h51^m12^s	−15°34'48"	01:27	06:46	12:06	18.2	03:31 until 05:11	Hydra
2025	Nov	05	16:00 PST	15 days	09^h51^m53^s	−15°44'18"	01:24	06:43	12:02	18.2	03:29 until 05:12	Hydra
2025	Nov	06	16:00 PST	16 days	09^h52^m33^s	−15°53'46"	01:21	06:40	11:59	18.3	03:26 until 05:13	Hydra
2025	Nov	07	16:00 PST	17 days	09^h53^m12^s	−16°03'10"	01:19	06:37	11:55	18.3	03:23 until 05:13	Hydra
2025	Nov	08	16:00 PST	18 days	09^h53^m49^s	−16°12'32"	01:16	06:33	11:51	18.3	03:21 until 05:14	Hydra
2025	Nov	09	16:00 PST	19 days	09^h54^m26^s	−16°21'51"	01:13	06:30	11:47	18.3	03:18 until 05:15	Hydra
2025	Nov	10	16:00 PST	20 days	09^h55^m01^s	−16°31'08"	01:10	06:27	11:43	18.3	03:16 until 05:16	Hydra
2025	Nov	11	16:00 PST	21 days	09^h55^m35^s	−16°40'21"	01:07	06:23	11:40	18.3	03:13 until 05:17	Hydra
2025	Nov	12	16:00 PST	22 days	09^h56^m08^s	−16°49'31"	01:04	06:20	11:36	18.3	03:10 until 05:18	Hydra
2025	Nov	13	16:00 PST	23 days	09^h56^m40^s	−16°58'37"	01:01	06:17	11:32	18.4	03:08 until 05:18	Hydra
2025	Nov	14	16:00 PST	24 days	09^h57^m11^s	−17°07'40"	00:58	06:13	11:28	18.4	03:05 until 05:19	Hydra
2025	Nov	15	16:00 PST	25 days	09^h57^m41^s	−17°16'39"	00:55	06:10	11:24	18.4	03:02 until 05:20	Hydra
2025	Nov	16	16:00 PST	26 days	09^h58^m09^s	−17°25'35"	00:52	06:06	11:20	18.4	03:00 until 05:21	Hydra
2025	Nov	17	16:00 PST	27 days	09^h58^m36^s	−17°34'26"	00:49	06:03	11:16	18.4	02:57 until 05:22	Hydra
2025	Nov	18	16:00 PST	28 days	09^h59^m02^s	−17°43'14"	00:46	05:59	11:12	18.4	02:54 until 05:23	Hydra
2025	Nov	19	16:00 PST	29 days	09^h59^m26^s	−17°51'57"	00:43	05:56	11:08	18.4	02:51 until 05:23	Hydra
2025	Nov	20	16:00 PST	00 days	09^h59^m50^s	−18°00'36"	00:40	05:52	11:04	18.4	02:48 until 05:24	Hydra
2025	Nov	21	16:00 PST	01 days	10^h00^m12^s	−18°09'10"	00:37	05:49	11:00	18.5	02:46 until 05:25	Hydra
2025	Nov	22	16:00 PST	02 days	10^h00^m33^s	−18°17'39"	00:34	05:45	10:56	18.5	02:43 until 05:26	Hydra
2025	Nov	23	16:00 PST	03 days	10^h00^m53^s	−18°26'04"	00:31	05:41	10:52	18.5	02:40 until 05:27	Hydra
2025	Nov	24	16:00 PST	04 days	10^h01^m11^s	−18°34'23"	00:27	05:38	10:48	18.5	02:37 until 05:28	Hydra
2025	Nov	25	16:00 PST	05 days	10^h01^m28^s	−18°42'37"	00:24	05:34	10:44	18.5	02:34 until 05:28	Hydra
2025	Nov	26	16:00 PST	06 days	10^h01^m44^s	−18°50'45"	00:21	05:30	10:40	18.5	02:31 until 05:29	Hydra
2025	Nov	27	16:00 PST	07 days	10^h01^m58^s	−18°58'48"	00:18	05:27	10:36	18.5	02:28 until 05:30	Hydra
All times computed for South El Monte (latitude 34.05; longitude -118.05) and expressed in South El Monte time. Ephemeris by Dominic Ford – https://in-the-sky.org/ephemeris.php

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