A table listing some of the Astronomical Phenomena for January 2017:
Phenomena January
| Day | Event |
|---|---|
| 1 | Mars mag +0.9 passes 0.02 degrees south of Neptune mag +7.9 (7 UT) |
| 2 | Moon passes 2 degrees north of Venus mag -4.5 (9 UT) |
| 3 | Moon passes 0.4 degrees north of Neptune mag +7.9, occultation is visible from western USA, Hawaii, Pacific Ocean, southeast Asia (4:13 UT) |
| 3 | Moon passes 0.2 degrees north of Mars mag +0.9, occultation is visible from southeast Asia (6:47 UT) |
| 3 | Quadrantids meteor shower peaks (ZHR = 100) |
| 4 | Earth is at perihelion distance 0.98333 AU (approx. 147.096 million km or 91.402 million miles) from the Sun (14:18 UT) |
| 5 | First quarter Moon (19:48 UT) |
| 6 | Moon passes 3 degrees south of Uranus mag +5.8 (2 UT) |
| 7 | Dwarf planet Pluto is in conjunction with the Sun (7 UT) |
| 8 | Mercury mag +0.4 is stationary in Sagittarius afterwards resumes direct motion (10 UT) |
| 9 | Moon passes 0.4 degrees north of Aldebaran mag +0.9, occultation is visible from China, India, Japan, Middle East (14:31 UT) |
| 10 | Moon is at perigee 363,241 km or 225,707 miles from Earth (6:09 UT) |
| 12 | Full Moon (11:35 UT) |
| 12 | Venus mag -4.5 is at greatest elongation east 47.1 degrees (13 UT) |
| 12 | Moon passes 10 degrees south of Pollux mag +1.1 (16 UT) |
| 13 | Venus mag -4.6 passes 0.4 degrees north of Neptune mag +7.9 (2 UT) |
| 15 | Moon passes 0.8 degrees south of Regulus mag +1.4, occultation is visible from southern South America (4:32 UT) |
| 17 | Vesta mag. +6.2 is at opposition 1.523 AU (approx. 227.8 million kms or 141.6 million miles) from Earth (23 UT) |
| 19 | Moon passes 3 degrees north of Jupiter mag -2.1 (5 UT) |
| 19 | Moon passes 6 degrees north of Spica mag +1.0 (6 UT) |
| 19 | Mercury mag -0.2 is at greatest elongation west 24.1 degrees (10 UT) |
| 19 | Last quarter Moon (22:14 UT) |
| 20 | Jupiter mag -2.1 passes 4 degrees north of Spica mag +1.0 (20 UT) |
| 22 | Moon is at apogee 404,911 km or 251,600 miles from Earth (0:17 UT) |
| 23 | Moon passes 10 degrees north of Antares mag +1.0 (4 UT) |
| 24 | Moon passes 4 degrees north of Saturn mag +0.6 (11 UT) |
| 26 | Moon passes 4 degrees north of Mercury mag -0.2 (1 UT) |
| 28 | New Moon (0:07 UT) |
| 31 | Moon passes 4 degrees south of Venus mag -4.7 (14 UT) |