Ephemeris for C/2012 S1 (ISON)

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/2012 S1 (ISON)
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/2012 S1 (ISON)
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	Aug	22	00:00 PDT	09 days	07^h32^m05^s	+36°18'11"	02:17	10:20	18:23	24.1	04:34 until 05:13	Lynx
2026	Aug	22	03:00 PDT	09 days	07^h32^m06^s	+36°18'11"	02:17	10:20	18:23	24.1	04:34 until 05:13	Lynx
2026	Aug	22	06:00 PDT	09 days	07^h32^m07^s	+36°18'12"	02:17	10:20	18:23	24.1	04:34 until 05:13	Lynx
2026	Aug	22	09:00 PDT	09 days	07^h32^m07^s	+36°18'12"	02:17	10:20	18:23	24.1	04:35 until 05:13	Lynx
2026	Aug	22	12:00 PDT	10 days	07^h32^m08^s	+36°18'13"	02:17	10:20	18:23	24.1	04:35 until 05:13	Lynx
2026	Aug	22	15:00 PDT	10 days	07^h32^m09^s	+36°18'13"	02:17	10:20	18:23	24.1	04:35 until 05:13	Lynx
2026	Aug	22	18:00 PDT	10 days	07^h32^m10^s	+36°18'14"	02:17	10:20	18:23	24.1	04:35 until 05:13	Lynx
2026	Aug	22	21:00 PDT	10 days	07^h32^m11^s	+36°18'14"	02:17	10:20	18:23	24.1	04:35 until 05:13	Lynx
2026	Aug	23	00:00 PDT	10 days	07^h32^m12^s	+36°18'15"	02:13	10:16	18:19	24.1	04:31 until 05:14	Lynx
2026	Aug	23	03:00 PDT	10 days	07^h32^m13^s	+36°18'15"	02:13	10:16	18:19	24.1	04:31 until 05:14	Lynx
2026	Aug	23	06:00 PDT	10 days	07^h32^m14^s	+36°18'16"	02:13	10:16	18:19	24.1	04:31 until 05:14	Lynx
2026	Aug	23	09:00 PDT	10 days	07^h32^m15^s	+36°18'17"	02:13	10:16	18:19	24.1	04:31 until 05:14	Lynx
2026	Aug	23	12:00 PDT	11 days	07^h32^m15^s	+36°18'17"	02:13	10:16	18:19	24.1	04:31 until 05:14	Lynx
2026	Aug	23	15:00 PDT	11 days	07^h32^m16^s	+36°18'18"	02:13	10:16	18:19	24.1	04:31 until 05:14	Lynx
2026	Aug	23	18:00 PDT	11 days	07^h32^m17^s	+36°18'18"	02:13	10:16	18:19	24.1	04:31 until 05:14	Lynx
2026	Aug	23	21:00 PDT	11 days	07^h32^m18^s	+36°18'19"	02:13	10:16	18:19	24.1	04:31 until 05:14	Lynx
2026	Aug	24	00:00 PDT	11 days	07^h32^m19^s	+36°18'19"	02:09	10:12	18:15	24.1	04:27 until 05:15	Lynx
2026	Aug	24	03:00 PDT	11 days	07^h32^m20^s	+36°18'20"	02:09	10:12	18:15	24.1	04:27 until 05:15	Lynx
2026	Aug	24	06:00 PDT	11 days	07^h32^m21^s	+36°18'21"	02:09	10:12	18:15	24.1	04:27 until 05:15	Lynx
2026	Aug	24	09:00 PDT	11 days	07^h32^m22^s	+36°18'21"	02:09	10:12	18:15	24.1	04:27 until 05:15	Lynx
2026	Aug	24	12:00 PDT	12 days	07^h32^m22^s	+36°18'22"	02:09	10:12	18:15	24.1	04:27 until 05:15	Lynx
2026	Aug	24	15:00 PDT	12 days	07^h32^m23^s	+36°18'23"	02:09	10:12	18:15	24.1	04:27 until 05:15	Lynx
2026	Aug	24	18:00 PDT	12 days	07^h32^m24^s	+36°18'23"	02:09	10:12	18:15	24.1	04:27 until 05:15	Lynx
2026	Aug	24	21:00 PDT	12 days	07^h32^m25^s	+36°18'24"	02:09	10:12	18:15	24.1	04:27 until 05:15	Lynx
2026	Aug	25	00:00 PDT	12 days	07^h32^m26^s	+36°18'24"	02:05	10:08	18:11	24.1	04:23 until 05:16	Lynx
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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