| Ephemeris for 73P/Schwassmann-Wachmann | | DATE | Time | Age of | RIGHT ASCENS | DECLINATION | Rise | Culm | Set | Approx| Observable | Constellation | Year Mth Day | | Moon | hour min sec | deg min sec | | | | Mag. | | | | 2023 05 27 | 20:00 | 07 days | 03 07 22 | +13 24 10 | 04:49 | 11:40 | 18:31 | 22.75 | Not observable | Aries | 2023 05 28 | 20:00 | 08 days | 03 08 37 | +13 30 04 | 04:46 | 11:37 | 18:29 | 22.77 | Not observable | Aries | 2023 05 29 | 20:00 | 09 days | 03 09 53 | +13 35 54 | 04:43 | 11:35 | 18:27 | 22.79 | Not observable | Aries | 2023 05 30 | 20:00 | 10 days | 03 11 07 | +13 41 40 | 04:40 | 11:32 | 18:24 | 22.80 | Not observable | Aries | 2023 05 31 | 20:00 | 11 days | 03 12 22 | +13 47 22 | 04:37 | 11:29 | 18:22 | 22.82 | Not observable | Aries | 2023 06 01 | 20:00 | 12 days | 03 13 36 | +13 53 00 | 04:34 | 11:27 | 18:20 | 22.84 | Not observable | Aries | 2023 06 02 | 20:00 | 13 days | 03 14 50 | +13 58 34 | 04:31 | 11:24 | 18:17 | 22.86 | Not observable | Aries | 2023 06 03 | 20:00 | 14 days | 03 16 04 | +14 04 05 | 04:28 | 11:21 | 18:15 | 22.88 | Not observable | Aries | 2023 06 04 | 20:00 | 15 days | 03 17 17 | +14 09 31 | 04:24 | 11:19 | 18:13 | 22.90 | Not observable | Aries | 2023 06 05 | 20:00 | 16 days | 03 18 30 | +14 14 54 | 04:21 | 11:16 | 18:10 | 22.91 | Not observable | Aries | 2023 06 06 | 20:00 | 17 days | 03 19 43 | +14 20 12 | 04:18 | 11:13 | 18:08 | 22.93 | Not observable | Aries | 2023 06 07 | 20:00 | 19 days | 03 20 55 | +14 25 27 | 04:15 | 11:10 | 18:06 | 22.95 | Not observable | Aries | 2023 06 08 | 20:00 | 20 days | 03 22 07 | +14 30 38 | 04:12 | 11:08 | 18:03 | 22.97 | Not observable | Aries | 2023 06 09 | 20:00 | 21 days | 03 23 19 | +14 35 46 | 04:09 | 11:05 | 18:01 | 22.98 | Not observable | Taurus | 2023 06 10 | 20:00 | 22 days | 03 24 30 | +14 40 49 | 04:06 | 11:02 | 17:58 | 23.00 | Not observable | Taurus | 2023 06 11 | 20:00 | 23 days | 03 25 41 | +14 45 49 | 04:03 | 10:59 | 17:56 | 23.02 | Not observable | Taurus | 2023 06 12 | 20:00 | 24 days | 03 26 52 | +14 50 45 | 04:00 | 10:57 | 17:53 | 23.03 | Not observable | Taurus | 2023 06 13 | 20:00 | 25 days | 03 28 02 | +14 55 38 | 03:57 | 10:54 | 17:51 | 23.05 | Not observable | Taurus | 2023 06 14 | 20:00 | 26 days | 03 29 12 | +15 00 26 | 03:54 | 10:51 | 17:49 | 23.07 | Not observable | Taurus | 2023 06 15 | 20:00 | 27 days | 03 30 21 | +15 05 11 | 03:51 | 10:48 | 17:46 | 23.08 | Not observable | Taurus | 2023 06 16 | 20:00 | 28 days | 03 31 30 | +15 09 52 | 03:48 | 10:46 | 17:44 | 23.10 | Not observable | Taurus | 2023 06 17 | 20:00 | 29 days | 03 32 39 | +15 14 29 | 03:44 | 10:43 | 17:41 | 23.11 | Not observable | Taurus | 2023 06 18 | 20:00 | 00 days | 03 33 47 | +15 19 03 | 03:41 | 10:40 | 17:39 | 23.13 | Not observable | Taurus | 2023 06 19 | 20:00 | 01 days | 03 34 55 | +15 23 33 | 03:38 | 10:37 | 17:36 | 23.14 | Not observable | Taurus | 2023 06 20 | 20:00 | 02 days | 03 36 02 | +15 27 59 | 03:35 | 10:34 | 17:34 | 23.16 | Not observable | Taurus | | All times computed for Fairfield (latitude 41.14; longitude -73.26) | and expressed in Fairfield time. | | Ephemeris computed by Dominic Ford. |