Ephemeris for C/2023 S3 (Lemmon)

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/2023 S3 (Lemmon)
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/2023 S3 (Lemmon)
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	12	00:00 PDT	24 days	12^h11^m48^s	+40°54'40"	13:12	21:40	06:08	42.6	20:50 until 03:37	Canes Venatici
2026	May	12	03:00 PDT	24 days	12^h11^m45^s	+40°54'28"	13:12	21:40	06:08	42.6	20:50 until 03:37	Canes Venatici
2026	May	12	06:00 PDT	25 days	12^h11^m42^s	+40°54'15"	13:12	21:40	06:07	42.6	20:50 until 03:37	Canes Venatici
2026	May	12	09:00 PDT	25 days	12^h11^m39^s	+40°54'03"	13:12	21:40	06:07	42.6	20:50 until 03:37	Canes Venatici
2026	May	12	12:00 PDT	25 days	12^h11^m36^s	+40°53'51"	13:12	21:39	06:07	42.6	20:50 until 03:37	Canes Venatici
2026	May	12	15:00 PDT	25 days	12^h11^m32^s	+40°53'39"	13:12	21:39	06:07	42.6	20:50 until 03:36	Canes Venatici
2026	May	12	18:00 PDT	25 days	12^h11^m29^s	+40°53'28"	13:12	21:39	06:07	42.6	20:50 until 03:36	Canes Venatici
2026	May	12	21:00 PDT	25 days	12^h11^m26^s	+40°53'16"	13:12	21:39	06:07	42.6	20:50 until 03:36	Canes Venatici
2026	May	13	00:00 PDT	25 days	12^h11^m23^s	+40°53'03"	13:08	21:35	06:03	42.6	20:51 until 03:32	Canes Venatici
2026	May	13	03:00 PDT	25 days	12^h11^m20^s	+40°52'50"	13:08	21:35	06:03	42.6	20:51 until 03:32	Canes Venatici
2026	May	13	06:00 PDT	26 days	12^h11^m16^s	+40°52'37"	13:07	21:35	06:03	42.6	20:51 until 03:32	Canes Venatici
2026	May	13	09:00 PDT	26 days	12^h11^m13^s	+40°52'24"	13:07	21:35	06:03	42.6	20:51 until 03:32	Canes Venatici
2026	May	13	12:00 PDT	26 days	12^h11^m10^s	+40°52'12"	13:07	21:35	06:03	42.6	20:51 until 03:32	Canes Venatici
2026	May	13	15:00 PDT	26 days	12^h11^m07^s	+40°51'59"	13:07	21:35	06:03	42.6	20:51 until 03:32	Canes Venatici
2026	May	13	18:00 PDT	26 days	12^h11^m04^s	+40°51'47"	13:07	21:35	06:03	42.6	20:51 until 03:32	Canes Venatici
2026	May	13	21:00 PDT	26 days	12^h11^m01^s	+40°51'34"	13:07	21:35	06:03	42.6	20:51 until 03:32	Canes Venatici
2026	May	14	00:00 PDT	26 days	12^h10^m58^s	+40°51'21"	13:03	21:31	05:59	42.6	20:52 until 03:28	Canes Venatici
2026	May	14	03:00 PDT	26 days	12^h10^m55^s	+40°51'08"	13:03	21:31	05:58	42.6	20:52 until 03:28	Canes Venatici
2026	May	14	06:00 PDT	27 days	12^h10^m51^s	+40°50'54"	13:03	21:31	05:58	42.6	20:52 until 03:28	Canes Venatici
2026	May	14	09:00 PDT	27 days	12^h10^m48^s	+40°50'41"	13:03	21:31	05:58	42.6	20:52 until 03:28	Canes Venatici
2026	May	14	12:00 PDT	27 days	12^h10^m45^s	+40°50'28"	13:03	21:31	05:58	42.6	20:52 until 03:28	Canes Venatici
2026	May	14	15:00 PDT	27 days	12^h10^m42^s	+40°50'15"	13:03	21:31	05:58	42.6	20:52 until 03:28	Canes Venatici
2026	May	14	18:00 PDT	27 days	12^h10^m39^s	+40°50'02"	13:03	21:31	05:58	42.6	20:52 until 03:28	Canes Venatici
2026	May	14	21:00 PDT	27 days	12^h10^m36^s	+40°49'49"	13:03	21:31	05:58	42.6	20:52 until 03:27	Canes Venatici
2026	May	15	00:00 PDT	27 days	12^h10^m33^s	+40°49'35"	12:59	21:27	05:54	42.6	20:53 until 03:24	Canes Venatici
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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