September 1991

1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
8. 1 Last qtr
9. 2 40%
10. 3 29%
11. 4 19%
12. 5 11%
13. 6 4%
14. 7 1%
15. 8 New
16. 9 2%
17. 10 6%
18. 11 13%
19. 12 20%
20. 13 29%
21. 14 38%
22. 15 First qtr
23. 16 57%
24. 17 66%
25. 18 75%
26. 19 83%
27. 20 89%
28. 21 95%
29. 22 98%
30. 23 Full
31. 24 99%
32. 25 96%
33. 26 91%
34. 27 84%
35. 28 76%
36. 29 65%
37. 30 Last qtr

• Moon phase
• Perigee or apogee
• Eclipse
• Planets
• Equinox or solstice

Events in September 1991

1. Sun, Sep 12:16 PM

   Last Quarter

   Half of the disc is lit. The Moon rises around midnight and is up through the morning.

2. Thu, Sep 5

   Perigee

   The Moon's closest point to Earth on this orbit: 364,600 km.

3. Fri, Sep 64:09 PM

   Moon and Venus close together

   They pass 4.9° apart in the sky.

4. Fri, Sep 611:01 PM

   Moon and Mercury close together

   They pass 3.2° apart in the sky.

5. Sat, Sep 73:16 AM

   Jupiter, Mercury, and Moon gathered

   All within 4.2° of each other in the sky.

6. Sat, Sep 73:51 AM

   Moon and Jupiter close together

   They pass 4.2° apart in the sky.

7. Sat, Sep 71:47 PM

   Mercury at greatest elongation

   18° from the Sun in the morning sky, its best showing before sunrise.

8. Sun, Sep 87:01 AM

   New Moon

   The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.

9. Tue, Sep 105:56 AM

   Mercury and Jupiter close together

   They pass 0.1° apart in the sky.

10. Sun, Sep 156:02 PM

    First Quarter

    Half of the disc is lit. The Moon is high at sunset and sets around midnight.

11. Tue, Sep 175:02 AM

    Moon and Uranus close together

    They pass 0.2° apart in the sky.

12. Tue, Sep 17

    Apogee

    The Moon's farthest point from Earth on this orbit: 404,300 km.

13. Tue, Sep 171:31 PM

    Moon and Neptune close together

    They pass 1.0° apart in the sky.

14. Tue, Sep 171:51 PM

    Moon, Neptune, and Uranus gathered

    All within 4.3° of each other in the sky.

15. Wed, Sep 1810:46 PM

    Moon and Saturn close together

    They pass 1.7° apart in the sky.

16. Mon, Sep 238:47 AM

    September equinox

    Day and night are nearly equal. Autumn begins in the northern hemisphere and spring in the southern.

17. Mon, Sep 236:40 PM

    Full Moon Harvest Moon

    The whole disc is lit. The Moon rises around sunset and stays up all night.

18. Thu, Sep 267:38 AM

    Venus at its brightest

    Shines at magnitude -4.8, as bright as it gets this time around.

19. Mon, Sep 308:30 PM

    Last Quarter

    Half of the disc is lit. The Moon rises around midnight and is up through the morning.

Times are local to America/New York. Each Moon is drawn as it looks at midday.