Ephemeris for 1I/`Oumuamua

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 1I/`Oumuamua
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 1I/`Oumuamua
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	May	13	00:00 PDT	25 days	23^h58^m26^s	+24°20'16"	02:10	09:24	16:39	40.2	04:08 until 04:42	Pegasus
2026	May	14	00:00 PDT	26 days	23^h58^m29^s	+24°20'53"	02:06	09:20	16:35	40.2	04:04 until 04:41	Pegasus
2026	May	15	00:00 PDT	27 days	23^h58^m31^s	+24°21'29"	02:02	09:17	16:31	40.2	04:00 until 04:41	Pegasus
2026	May	16	00:00 PDT	28 days	23^h58^m34^s	+24°22'06"	01:58	09:13	16:27	40.2	03:57 until 04:40	Pegasus
2026	May	17	00:00 PDT	00 days	23^h58^m36^s	+24°22'43"	01:54	09:09	16:23	40.2	03:53 until 04:39	Pegasus
2026	May	18	00:00 PDT	01 days	23^h58^m39^s	+24°23'19"	01:50	09:05	16:19	40.2	03:49 until 04:38	Pegasus
2026	May	19	00:00 PDT	02 days	23^h58^m41^s	+24°23'56"	01:46	09:01	16:16	40.2	03:45 until 04:37	Pegasus
2026	May	20	00:00 PDT	03 days	23^h58^m43^s	+24°24'32"	01:43	08:57	16:12	40.2	03:41 until 04:36	Pegasus
2026	May	21	00:00 PDT	04 days	23^h58^m45^s	+24°25'08"	01:39	08:53	16:08	40.2	03:37 until 04:35	Pegasus
2026	May	22	00:00 PDT	05 days	23^h58^m48^s	+24°25'44"	01:35	08:49	16:04	40.2	03:33 until 04:35	Pegasus
2026	May	23	00:00 PDT	06 days	23^h58^m50^s	+24°26'20"	01:31	08:45	16:00	40.2	03:29 until 04:34	Pegasus
2026	May	24	00:00 PDT	07 days	23^h58^m52^s	+24°26'56"	01:27	08:42	15:56	40.2	03:25 until 04:33	Pegasus
2026	May	25	00:00 PDT	08 days	23^h58^m53^s	+24°27'32"	01:23	08:38	15:52	40.2	03:21 until 04:33	Pegasus
2026	May	26	00:00 PDT	09 days	23^h58^m55^s	+24°28'07"	01:19	08:34	15:49	40.2	03:17 until 04:32	Pegasus
2026	May	27	00:00 PDT	10 days	23^h58^m57^s	+24°28'43"	01:15	08:30	15:45	40.2	03:13 until 04:31	Pegasus
2026	May	28	00:00 PDT	11 days	23^h58^m59^s	+24°29'18"	01:11	08:26	15:41	40.2	03:10 until 04:31	Pegasus
2026	May	29	00:00 PDT	12 days	23^h59^m00^s	+24°29'53"	01:07	08:22	15:37	40.2	03:06 until 04:30	Pegasus
2026	May	30	00:00 PDT	13 days	23^h59^m02^s	+24°30'28"	01:03	08:18	15:33	40.2	03:02 until 04:30	Pegasus
2026	May	31	00:00 PDT	14 days	23^h59^m03^s	+24°31'02"	00:59	08:14	15:29	40.2	02:58 until 04:29	Pegasus
2026	Jun	01	00:00 PDT	15 days	23^h59^m05^s	+24°31'36"	00:55	08:10	15:25	40.2	02:54 until 04:29	Pegasus
2026	Jun	02	00:00 PDT	16 days	23^h59^m06^s	+24°32'10"	00:51	08:06	15:21	40.2	02:50 until 04:28	Pegasus
2026	Jun	03	00:00 PDT	17 days	23^h59^m08^s	+24°32'44"	00:47	08:02	15:18	40.2	02:46 until 04:28	Pegasus
2026	Jun	04	00:00 PDT	18 days	23^h59^m09^s	+24°33'18"	00:43	07:59	15:14	40.2	02:42 until 04:27	Pegasus
2026	Jun	05	00:00 PDT	19 days	23^h59^m10^s	+24°33'51"	00:40	07:55	15:10	40.2	02:38 until 04:27	Pegasus
2026	Jun	06	00:00 PDT	20 days	23^h59^m11^s	+24°34'24"	00:36	07:51	15:06	40.2	02:34 until 04:27	Pegasus
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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