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 | ||
| Ephemeris for 21P/Giacobini-Zinner | ||||||||||||
| Date | Time | Age of Moon | Right Ascension | Declination | Rise | Culm | Set | Approx Mag. | Observable (hover mouse) | Constellation | ||
| 2025 | Nov | 08 | 16:00 PST | 18 days | 09h53m48s | −16°12'45" | 01:16 | 06:33 | 11:51 | 18.3 | 03:21 until 05:14 | Hydra |
| 2025 | Nov | 09 | 16:00 PST | 19 days | 09h54m24s | −16°22'04" | 01:13 | 06:30 | 11:47 | 18.3 | 03:18 until 05:15 | Hydra |
| 2025 | Nov | 10 | 16:00 PST | 20 days | 09h55m00s | −16°31'21" | 01:10 | 06:27 | 11:43 | 18.3 | 03:16 until 05:16 | Hydra |
| 2025 | Nov | 11 | 16:00 PST | 21 days | 09h55m34s | −16°40'34" | 01:07 | 06:23 | 11:40 | 18.3 | 03:13 until 05:17 | Hydra |
| 2025 | Nov | 12 | 16:00 PST | 22 days | 09h56m07s | −16°49'44" | 01:04 | 06:20 | 11:36 | 18.3 | 03:10 until 05:18 | Hydra |
| 2025 | Nov | 13 | 16:00 PST | 23 days | 09h56m39s | −16°58'51" | 01:01 | 06:17 | 11:32 | 18.4 | 03:08 until 05:18 | Hydra |
| 2025 | Nov | 14 | 16:00 PST | 24 days | 09h57m09s | −17°07'54" | 00:58 | 06:13 | 11:28 | 18.4 | 03:05 until 05:19 | Hydra |
| 2025 | Nov | 15 | 16:00 PST | 25 days | 09h57m39s | −17°16'53" | 00:55 | 06:10 | 11:24 | 18.4 | 03:02 until 05:20 | Hydra |
| 2025 | Nov | 16 | 16:00 PST | 26 days | 09h58m07s | −17°25'49" | 00:52 | 06:06 | 11:20 | 18.4 | 02:59 until 05:21 | Hydra |
| 2025 | Nov | 17 | 16:00 PST | 27 days | 09h58m34s | −17°34'41" | 00:49 | 06:03 | 11:16 | 18.4 | 02:57 until 05:22 | Hydra |
| 2025 | Nov | 18 | 16:00 PST | 28 days | 09h59m00s | −17°43'28" | 00:46 | 05:59 | 11:12 | 18.4 | 02:54 until 05:23 | Hydra |
| 2025 | Nov | 19 | 16:00 PST | 29 days | 09h59m25s | −17°52'11" | 00:43 | 05:56 | 11:08 | 18.4 | 02:51 until 05:23 | Hydra |
| 2025 | Nov | 20 | 16:00 PST | 00 days | 09h59m48s | −18°00'50" | 00:40 | 05:52 | 11:04 | 18.4 | 02:48 until 05:24 | Hydra |
| 2025 | Nov | 21 | 16:00 PST | 01 days | 10h00m10s | −18°09'25" | 00:37 | 05:49 | 11:00 | 18.5 | 02:45 until 05:25 | Hydra |
| 2025 | Nov | 22 | 16:00 PST | 02 days | 10h00m31s | −18°17'54" | 00:34 | 05:45 | 10:56 | 18.5 | 02:43 until 05:26 | Hydra |
| 2025 | Nov | 23 | 16:00 PST | 03 days | 10h00m51s | −18°26'18" | 00:31 | 05:41 | 10:52 | 18.5 | 02:40 until 05:27 | Hydra |
| 2025 | Nov | 24 | 16:00 PST | 04 days | 10h01m09s | −18°34'38" | 00:27 | 05:38 | 10:48 | 18.5 | 02:37 until 05:28 | Hydra |
| 2025 | Nov | 25 | 16:00 PST | 05 days | 10h01m26s | −18°42'52" | 00:24 | 05:34 | 10:44 | 18.5 | 02:34 until 05:28 | Hydra |
| 2025 | Nov | 26 | 16:00 PST | 06 days | 10h01m42s | −18°51'01" | 00:21 | 05:30 | 10:40 | 18.5 | 02:31 until 05:29 | Hydra |
| 2025 | Nov | 27 | 16:00 PST | 07 days | 10h01m56s | −18°59'03" | 00:18 | 05:27 | 10:36 | 18.5 | 02:28 until 05:30 | Hydra |
| 2025 | Nov | 28 | 16:00 PST | 08 days | 10h02m09s | −19°07'01" | 00:14 | 05:23 | 10:32 | 18.5 | 02:25 until 05:31 | Hydra |
| 2025 | Nov | 29 | 16:00 PST | 09 days | 10h02m21s | −19°14'52" | 00:11 | 05:19 | 10:28 | 18.6 | 02:22 until 05:32 | Hydra |
| 2025 | Nov | 30 | 16:00 PST | 10 days | 10h02m32s | −19°22'37" | 00:08 | 05:16 | 10:24 | 18.6 | 02:19 until 05:33 | Hydra |
| 2025 | Dec | 01 | 16:00 PST | 11 days | 10h02m41s | −19°30'15" | 00:04 | 05:12 | 10:19 | 18.6 | 02:16 until 05:33 | Hydra |
| 2025 | Dec | 02 | 16:00 PST | 12 days | 10h02m48s | −19°37'47" | 00:01 | 05:08 | 10:15 | 18.6 | 02:13 until 05:34 | 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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