| Ephemeris for Mercury | | 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 01 01 | 19:00 | 10 days | 19 37 31 | -20 20 22 | 07:56 | 12:39 | 17:23 | 1.76 | Not observable | Sagittarius | 2023 01 02 | 19:00 | 11 days | 19 33 57 | -20 08 52 | 07:48 | 12:32 | 17:17 | 2.36 | Not observable | Sagittarius | 2023 01 03 | 19:00 | 12 days | 19 29 40 | -19 59 03 | 07:39 | 12:25 | 17:10 | 3.07 | Not observable | Sagittarius | 2023 01 04 | 19:00 | 13 days | 19 24 47 | -19 50 57 | 07:30 | 12:16 | 17:03 | 3.85 | Not observable | Sagittarius | 2023 01 05 | 19:00 | 14 days | 19 19 26 | -19 44 32 | 07:21 | 12:08 | 16:54 | 4.67 | Not observable | Sagittarius | 2023 01 06 | 19:00 | 15 days | 19 13 46 | -19 39 44 | 07:11 | 11:58 | 16:45 | 5.32 | Not observable | Sagittarius | 2023 01 07 | 19:00 | 16 days | 19 08 00 | -19 36 31 | 07:01 | 11:49 | 16:36 | 5.28 | Not observable | Sagittarius | 2023 01 08 | 19:00 | 17 days | 19 02 17 | -19 34 48 | 06:51 | 11:39 | 16:26 | 4.64 | Not observable | Sagittarius | 2023 01 09 | 19:00 | 18 days | 18 56 49 | -19 34 29 | 06:42 | 11:29 | 16:17 | 3.88 | Not observable | Sagittarius | 2023 01 10 | 19:00 | 19 days | 18 51 44 | -19 35 32 | 06:32 | 11:20 | 16:08 | 3.18 | Not observable | Sagittarius | 2023 01 11 | 19:00 | 20 days | 18 47 09 | -19 37 51 | 06:23 | 11:11 | 15:59 | 2.56 | Not observable | Sagittarius | 2023 01 12 | 19:00 | 21 days | 18 43 10 | -19 41 22 | 06:15 | 11:03 | 15:50 | 2.03 | Not observable | Sagittarius | 2023 01 13 | 19:00 | 22 days | 18 39 50 | -19 45 58 | 06:08 | 10:55 | 15:42 | 1.59 | Not observable | Sagittarius | 2023 01 14 | 19:00 | 23 days | 18 37 12 | -19 51 32 | 06:01 | 10:48 | 15:35 | 1.23 | Not observable | Sagittarius | 2023 01 15 | 19:00 | 24 days | 18 35 15 | -19 57 57 | 05:55 | 10:41 | 15:28 | 0.93 | Not observable | Sagittarius | 2023 01 16 | 19:00 | 25 days | 18 33 59 | -20 05 04 | 05:50 | 10:36 | 15:22 | 0.69 | Not observable | Sagittarius | 2023 01 17 | 19:00 | 26 days | 18 33 22 | -20 12 44 | 05:45 | 10:31 | 15:16 | 0.50 | Not observable | Sagittarius | 2023 01 18 | 19:00 | 27 days | 18 33 22 | -20 20 48 | 05:41 | 10:26 | 15:11 | 0.34 | Not observable | Sagittarius | 2023 01 19 | 19:00 | 28 days | 18 33 57 | -20 29 07 | 05:38 | 10:22 | 15:07 | 0.22 | Not observable | Sagittarius | 2023 01 20 | 19:00 | 29 days | 18 35 04 | -20 37 31 | 05:35 | 10:19 | 15:03 | 0.12 | Not observable | Sagittarius | 2023 01 21 | 19:00 | 01 days | 18 36 40 | -20 45 53 | 05:33 | 10:16 | 14:59 | 0.04 | Not observable | Sagittarius | 2023 01 22 | 19:00 | 02 days | 18 38 43 | -20 54 05 | 05:32 | 10:14 | 14:57 | -0.01 | Not observable | Sagittarius | 2023 01 23 | 19:00 | 03 days | 18 41 11 | -21 01 58 | 05:30 | 10:12 | 14:54 | -0.06 | Not observable | Sagittarius | 2023 01 24 | 19:00 | 04 days | 18 44 01 | -21 09 26 | 05:30 | 10:11 | 14:52 | -0.09 | Not observable | Sagittarius | 2023 01 25 | 19:00 | 05 days | 18 47 12 | -21 16 24 | 05:29 | 10:10 | 14:51 | -0.12 | Not observable | Sagittarius | | All times computed for Cambridge (latitude 42.38; longitude -71.11) | and expressed in Cambridge time. | | Ephemeris computed by Dominic Ford. |