Ephemeris for C/2025 F2 (SWAN)
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All times computed for Cambridge (latitude 42.38°; longitude -71.11°) and expressed in Cambridge time.
| Ephemeris for C/2025 F2 (SWAN) | ||||||||||||
| Date | Time | Age of Moon | Right Ascension | Declination | Rise | Culm | Set | Approx Mag. | Observable (hover mouse) | Constellation | ||
| Ephemeris for C/2025 F2 (SWAN) | ||||||||||||
| Date | Time | Age of Moon | Right Ascension | Declination | Rise | Culm | Set | Approx Mag. | Observable (hover mouse) | Constellation | ||
| 2025 | May | 12 | 02:00 EDT | 14 days | 04h50m41s | +07°01'13" | 07:43 | 14:12 | 20:40 | – | Not observable | Orion |
| 2025 | May | 12 | 05:00 EDT | 14 days | 04h51m08s | +06°48'41" | 07:44 | 14:12 | 20:40 | – | Not observable | Orion |
| 2025 | May | 12 | 08:00 EDT | 14 days | 04h51m34s | +06°36'14" | 07:45 | 14:12 | 20:40 | – | Not observable | Orion |
| 2025 | May | 12 | 11:00 EDT | 14 days | 04h52m00s | +06°23'51" | 07:46 | 14:13 | 20:39 | – | Not observable | Orion |
| 2025 | May | 12 | 14:00 EDT | 14 days | 04h52m25s | +06°11'32" | 07:47 | 14:13 | 20:39 | – | Not observable | Orion |
| 2025 | May | 12 | 17:00 EDT | 14 days | 04h52m50s | +05°59'16" | 07:49 | 14:14 | 20:39 | – | Not observable | Orion |
| 2025 | May | 12 | 20:00 EDT | 15 days | 04h53m15s | +05°47'09" | 07:50 | 14:14 | 20:38 | – | Not observable | Orion |
| 2025 | May | 12 | 23:00 EDT | 15 days | 04h53m39s | +05°34'58" | 07:51 | 14:15 | 20:38 | – | Not observable | Orion |
| 2025 | May | 13 | 02:00 EDT | 15 days | 04h54m03s | +05°22'56" | 07:48 | 14:11 | 20:34 | – | Not observable | Orion |
| 2025 | May | 13 | 05:00 EDT | 15 days | 04h54m28s | +05°10'57" | 07:49 | 14:11 | 20:33 | – | Not observable | Orion |
| 2025 | May | 13 | 08:00 EDT | 15 days | 04h54m51s | +04°59'04" | 07:50 | 14:12 | 20:33 | – | Not observable | Orion |
| 2025 | May | 13 | 11:00 EDT | 15 days | 04h55m15s | +04°47'14" | 07:52 | 14:12 | 20:33 | – | Not observable | Orion |
| 2025 | May | 13 | 14:00 EDT | 15 days | 04h55m38s | +04°35'28" | 07:53 | 14:13 | 20:32 | – | Not observable | Orion |
| 2025 | May | 13 | 17:00 EDT | 15 days | 04h56m00s | +04°23'46" | 07:54 | 14:13 | 20:32 | – | Not observable | Orion |
| 2025 | May | 13 | 20:00 EDT | 15 days | 04h56m24s | +04°12'12" | 07:55 | 14:13 | 20:32 | – | Not observable | Orion |
| 2025 | May | 13 | 23:00 EDT | 16 days | 04h56m45s | +04°00'34" | 07:56 | 14:14 | 20:31 | – | Not observable | Orion |
| 2025 | May | 14 | 02:00 EDT | 16 days | 04h57m07s | +03°49'05" | 07:53 | 14:10 | 20:27 | – | Not observable | Orion |
| 2025 | May | 14 | 05:00 EDT | 16 days | 04h57m30s | +03°37'39" | 07:54 | 14:10 | 20:27 | – | Not observable | Orion |
| 2025 | May | 14 | 08:00 EDT | 16 days | 04h57m51s | +03°26'18" | 07:55 | 14:11 | 20:27 | – | Not observable | Orion |
| 2025 | May | 14 | 11:00 EDT | 16 days | 04h58m13s | +03°15'00" | 07:56 | 14:11 | 20:26 | – | Not observable | Orion |
| 2025 | May | 14 | 14:00 EDT | 16 days | 04h58m34s | +03°03'47" | 07:57 | 14:12 | 20:26 | – | Not observable | Orion |
| 2025 | May | 14 | 17:00 EDT | 16 days | 04h58m54s | +02°52'37" | 07:58 | 14:12 | 20:25 | – | Not observable | Orion |
| 2025 | May | 14 | 20:00 EDT | 16 days | 04h59m16s | +02°41'35" | 07:59 | 14:12 | 20:25 | – | Not observable | Orion |
| 2025 | May | 14 | 23:00 EDT | 16 days | 04h59m35s | +02°30'29" | 08:00 | 14:13 | 20:25 | – | Not observable | Orion |
| 2025 | May | 15 | 02:00 EDT | 17 days | 04h59m56s | +02°19'31" | 07:57 | 14:09 | 20:21 | – | Not observable | Orion |
|
All times computed for Cambridge (latitude 42.38; longitude -71.11) and expressed in Cambridge time. Ephemeris by Dominic Ford – https://in-the-sky.org/ephemeris.php | ||||||||||||
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