| 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.  |                   |
|
| 2018  11  30 | 19:00 | 24 days |   15  53  56 | -18  17  19 | 06:12 | 11:03 | 15:55 |  2.97 |    Not observable | Libra
| 2018  12  01 | 19:00 | 25 days |   15  50  03 | -17  52  09 | 06:02 | 10:55 | 15:49 |  2.27 |    Not observable | Libra
| 2018  12  02 | 19:00 | 26 days |   15  46  51 | -17  31  05 | 05:52 | 10:48 | 15:43 |  1.68 |    Not observable | Libra
| 2018  12  03 | 19:00 | 27 days |   15  44  23 | -17  14  26 | 05:44 | 10:41 | 15:37 |  1.19 |    Not observable | Libra
| 2018  12  04 | 19:00 | 28 days |   15  42  41 | -17  02  20 | 05:37 | 10:34 | 15:32 |  0.80 |    Not observable | Libra
| 2018  12  05 | 19:00 | 29 days |   15  41  43 | -16  54  42 | 05:30 | 10:29 | 15:27 |  0.49 |    Not observable | Libra
| 2018  12  06 | 19:00 | 30 days |   15  41  28 | -16  51  19 | 05:25 | 10:24 | 15:23 |  0.24 |    Not observable | Libra
| 2018  12  07 | 19:00 | 01 days |   15  41  54 | -16  51  53 | 05:21 | 10:20 | 15:19 |  0.04 |    Not observable | Libra
| 2018  12  08 | 19:00 | 02 days |   15  42  58 | -16  56  01 | 05:18 | 10:17 | 15:16 | -0.11 | 06:23 until 06:26 | Libra
| 2018  12  09 | 19:00 | 03 days |   15  44  36 | -17  03  19 | 05:15 | 10:14 | 15:13 | -0.22 | 06:19 until 06:29 | Libra
| 2018  12  10 | 19:00 | 04 days |   15  46  46 | -17  13  22 | 05:14 | 10:12 | 15:10 | -0.31 | 06:16 until 06:31 | Libra
| 2018  12  11 | 19:00 | 05 days |   15  49  24 | -17  25  45 | 05:13 | 10:10 | 15:08 | -0.37 | 06:14 until 06:33 | Libra
| 2018  12  12 | 19:00 | 06 days |   15  52  27 | -17  40  05 | 05:12 | 10:09 | 15:05 | -0.41 | 06:13 until 06:35 | Libra
| 2018  12  13 | 19:00 | 07 days |   15  55  53 | -17  56  02 | 05:12 | 10:08 | 15:04 | -0.44 | 06:13 until 06:36 | Libra
| 2018  12  14 | 19:00 | 08 days |   15  59  39 | -18  13  15 | 05:13 | 10:08 | 15:02 | -0.46 | 06:13 until 06:37 | Libra
| 2018  12  15 | 19:00 | 09 days |   16  03  43 | -18  31  27 | 05:14 | 10:07 | 15:01 | -0.47 | 06:14 until 06:38 | Scorpius
| 2018  12  16 | 19:00 | 10 days |   16  08  04 | -18  50  21 | 05:16 | 10:08 | 15:00 | -0.48 | 06:16 until 06:39 | Scorpius
| 2018  12  17 | 19:00 | 11 days |   16  12  38 | -19  09  45 | 05:18 | 10:08 | 14:59 | -0.48 | 06:18 until 06:39 | Scorpius
| 2018  12  18 | 19:00 | 12 days |   16  17  26 | -19  29  25 | 05:20 | 10:09 | 14:58 | -0.47 | 06:21 until 06:40 | Scorpius
| 2018  12  19 | 19:00 | 13 days |   16  22  25 | -19  49  10 | 05:22 | 10:10 | 14:57 | -0.47 | 06:23 until 06:40 | Scorpius
| 2018  12  20 | 19:00 | 14 days |   16  27  35 | -20  08  51 | 05:24 | 10:11 | 14:57 | -0.46 | 06:26 until 06:41 | Ophiuchus
| 2018  12  21 | 19:00 | 15 days |   16  32  54 | -20  28  19 | 05:27 | 10:12 | 14:57 | -0.45 | 06:29 until 06:41 | Ophiuchus
| 2018  12  22 | 19:00 | 16 days |   16  38  21 | -20  47  27 | 05:30 | 10:13 | 14:57 | -0.45 | 06:32 until 06:42 | Ophiuchus
| 2018  12  23 | 19:00 | 17 days |   16  43  56 | -21  06  08 | 05:33 | 10:15 | 14:57 | -0.44 | 06:36 until 06:42 | Ophiuchus
| 2018  12  24 | 19:00 | 18 days |   16  49  38 | -21  24  15 | 05:36 | 10:17 | 14:57 | -0.43 | 06:39 until 06:43 | Ophiuchus
|
| All times computed for Cambridge (latitude 42.38; longitude -71.11)
|      and expressed in Cambridge time.
|
| Ephemeris computed by Dominic Ford.
| <https://in-the-sky.org/>