Planets TonightVenus in 1981: brightness, position and events
Brightest-4.9around Dec 15
Closest (in table)0.419 au63 million km
Farthest1.726 au
Events this year2
Brightest last year-4.8
Events this year
| Date (JST) | Event | Mag | Dist (au) | Constellation | Elong. |
|---|---|---|---|---|---|
| 1981-04-07 18:21 | Superior conjunction | -3.9 | 1.726 | Pisces | 1.2° |
| 1981-11-11 10:54 | Greatest eastern elongation (evening) | -4.5 | 0.667 | Sagittarius | 47.2° |
Magnitude through the year (lower = brighter)
Twice-monthly position and visibility
| Date | Mag | Dist (au) | Constellation | Elong. | Visibility |
|---|---|---|---|---|---|
| Jan 1 | -4.0 | 1.513 | Ophiuchus | 23° W | Morning sky |
| Jan 15 | -3.9 | 1.566 | Sagittarius | 20° W | Morning sky |
| Feb 1 | -3.9 | 1.621 | Sagittarius | 16° W | Morning sky |
| Feb 15 | -3.9 | 1.658 | Capricornus | 13° W | Too close to the Sun |
| Mar 1 | -3.9 | 1.687 | Aquarius | 9° W | Too close to the Sun |
| Mar 15 | -3.9 | 1.709 | Aquarius | 6° W | Too close to the Sun |
| Apr 1 | -3.9 | 1.724 | Pisces | 2° W | Too close to the Sun |
| Apr 15 | -3.9 | 1.726 | Pisces | 2° E | Too close to the Sun |
| May 1 | -3.9 | 1.716 | Aries | 6° E | Too close to the Sun |
| May 15 | -3.9 | 1.695 | Taurus | 10° E | Too close to the Sun |
| Jun 1 | -3.9 | 1.655 | Taurus | 14° E | Too close to the Sun |
| Jun 15 | -3.9 | 1.610 | Gemini | 18° E | Evening sky |
| Jul 1 | -3.9 | 1.545 | Cancer | 22° E | Evening sky |
| Jul 15 | -3.9 | 1.478 | Leo | 26° E | Evening sky |
| Aug 1 | -3.9 | 1.384 | Leo | 30° E | Evening sky |
| Aug 15 | -4.0 | 1.299 | Virgo | 34° E | Evening sky |
| Sep 1 | -4.0 | 1.187 | Virgo | 38° E | Evening sky |
| Sep 15 | -4.0 | 1.090 | Virgo | 40° E | Evening sky |
| Oct 1 | -4.1 | 0.975 | Libra | 43° E | Evening sky |
| Oct 15 | -4.2 | 0.871 | Scorpius | 45° E | Evening sky |
| Nov 1 | -4.4 | 0.743 | Ophiuchus | 47° E | Evening sky |
| Nov 15 | -4.5 | 0.636 | Sagittarius | 47° E | Evening sky |
| Dec 1 | -4.7 | 0.517 | Sagittarius | 45° E | Evening sky |
| Dec 15 | -4.9 | 0.419 | Capricornus | 41° E | Evening sky |
Computed with the JPL DE421 ephemeris and Skyfield (times in JST). Magnitude and distance are for 12:00 JST on each date. Visibility is a rough guide for mid-northern latitudes such as Japan.
About this page
Venus is brightest around December 1981 (magnitude -4.9); 2 conjunctions, oppositions or elongations occur this year.