| 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.  |                   |
|
| 2021  01  17 | 19:00 | 05 days |   21  10  32 | -17  35  44 | 08:06 | 13:00 | 17:55 | -0.85 |    Not observable | Capricornus
| 2021  01  18 | 19:00 | 06 days |   21  16  08 | -17  01  04 | 08:06 | 13:02 | 17:59 | -0.84 | 17:01 until 17:04 | Capricornus
| 2021  01  19 | 19:00 | 07 days |   21  21  29 | -16  25  59 | 08:05 | 13:04 | 18:03 | -0.83 | 17:02 until 17:09 | Capricornus
| 2021  01  20 | 19:00 | 08 days |   21  26  31 | -15  50  44 | 08:04 | 13:05 | 18:06 | -0.81 | 17:03 until 17:12 | Capricornus
| 2021  01  21 | 19:00 | 09 days |   21  31  14 | -15  15  34 | 08:02 | 13:06 | 18:10 | -0.77 | 17:05 until 17:16 | Capricornus
| 2021  01  22 | 19:00 | 10 days |   21  35  34 | -14  40  49 | 08:01 | 13:07 | 18:13 | -0.73 | 17:06 until 17:19 | Capricornus
| 2021  01  23 | 19:00 | 11 days |   21  39  29 | -14  06  49 | 07:59 | 13:07 | 18:16 | -0.66 | 17:08 until 17:21 | Capricornus
| 2021  01  24 | 19:00 | 12 days |   21  42  56 | -13  33  58 | 07:56 | 13:07 | 18:18 | -0.58 | 17:10 until 17:23 | Capricornus
| 2021  01  25 | 19:00 | 13 days |   21  45  51 | -13  02  40 | 07:54 | 13:06 | 18:19 | -0.47 | 17:12 until 17:24 | Capricornus
| 2021  01  26 | 19:00 | 14 days |   21  48  13 | -12  33  20 | 07:50 | 13:05 | 18:20 | -0.33 | 17:15 until 17:24 | Capricornus
| 2021  01  27 | 19:00 | 15 days |   21  49  58 | -12  06  26 | 07:47 | 13:04 | 18:20 | -0.15 | 17:18 until 17:22 | Capricornus
| 2021  01  28 | 19:00 | 16 days |   21  51  04 | -11  42  24 | 07:43 | 13:01 | 18:20 |  0.07 |    Not observable | Capricornus
| 2021  01  29 | 19:00 | 17 days |   21  51  30 | -11  21  38 | 07:38 | 12:58 | 18:18 |  0.34 |    Not observable | Capricornus
| 2021  01  30 | 19:00 | 18 days |   21  51  12 | -11  04  33 | 07:33 | 12:55 | 18:16 |  0.67 |    Not observable | Capricornus
| 2021  01  31 | 19:00 | 19 days |   21  50  13 | -10  51  27 | 07:28 | 12:50 | 18:13 |  1.06 |    Not observable | Capricornus
| 2021  02  01 | 19:00 | 20 days |   21  48  30 | -10  42  35 | 07:22 | 12:45 | 18:08 |  1.51 |    Not observable | Capricornus
| 2021  02  02 | 19:00 | 21 days |   21  46  08 | -10  38  06 | 07:16 | 12:39 | 18:03 |  2.04 |    Not observable | Capricornus
| 2021  02  03 | 19:00 | 22 days |   21  43  08 | -10  38  00 | 07:09 | 12:33 | 17:57 |  2.63 |    Not observable | Capricornus
| 2021  02  04 | 19:00 | 23 days |   21  39  35 | -10  42  10 | 07:02 | 12:26 | 17:50 |  3.28 |    Not observable | Capricornus
| 2021  02  05 | 19:00 | 24 days |   21  35  34 | -10  50  22 | 06:55 | 12:18 | 17:42 |  3.98 |    Not observable | Capricornus
| 2021  02  06 | 19:00 | 25 days |   21  31  12 | -11  02  13 | 06:48 | 12:10 | 17:33 |  4.65 |    Not observable | Capricornus
| 2021  02  07 | 19:00 | 26 days |   21  26  37 | -11  17  15 | 06:40 | 12:02 | 17:24 |  5.13 |    Not observable | Aquarius
| 2021  02  08 | 19:00 | 27 days |   21  21  55 | -11  34  54 | 06:33 | 11:54 | 17:15 |  5.18 |    Not observable | Aquarius
| 2021  02  09 | 19:00 | 28 days |   21  17  14 | -11  54  33 | 06:25 | 11:45 | 17:05 |  4.79 |    Not observable | Aquarius
| 2021  02  10 | 19:00 | 29 days |   21  12  43 | -12  15  38 | 06:18 | 11:36 | 16:55 |  4.23 |    Not observable | Aquarius
|
| 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/>