September 2171

1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
8. 1 3%
9. 2 8%
10. 3 15%
11. 4 24%
12. 5 35%
13. 6 First qtr
14. 7 58%
15. 8 68%
16. 9 78%
17. 10 86%
18. 11 93%
19. 12 97%
20. 13 99%
21. 14 Full
22. 15 98%
23. 16 94%
24. 17 89%
25. 18 83%
26. 19 75%
27. 20 67%
28. 21 57%
29. 22 Last qtr
30. 23 38%
31. 24 28%
32. 25 20%
33. 26 12%
34. 27 6%
35. 28 2%
36. 29 New
37. 30 2%

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

Events in September 2171

1. Sun, Sep 17:59 AM

   Moon and Venus close together

   They pass 2.5° apart in the sky.

2. Mon, Sep 211:19 PM

   Moon and Jupiter close together

   They pass 1.0° apart in the sky.

3. Tue, Sep 3

   Perigee

   The Moon's closest point to Earth on this orbit: 366,500 km.

4. Fri, Sep 68:16 PM

   First Quarter

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

5. Sat, Sep 78:19 PM

   Saturn at opposition

   Opposite the Sun in the sky: up all night and at its brightest for the year.

6. Wed, Sep 114:44 PM

   Moon and Neptune close together

   They pass 4.8° apart in the sky.

7. Thu, Sep 122:59 PM

   Moon and Uranus close together

   They pass 4.0° apart in the sky.

8. Fri, Sep 132:11 PM

   Moon and Saturn close together

   They pass 2.2° apart in the sky.

9. Sat, Sep 142:32 AM

   Full Moon Harvest Moon

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

10. Thu, Sep 19

    Apogee

    The Moon's farthest point from Earth on this orbit: 405,000 km.

11. Sun, Sep 226:10 AM

    Last Quarter

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

12. Sun, Sep 2210:30 PM

    September equinox

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

13. Mon, Sep 236:06 PM

    Jupiter, Mercury, and Venus gathered

    All within 2.3° of each other in the sky.

14. Mon, Sep 239:42 PM

    Venus and Jupiter close together

    They pass 0.4° apart in the sky.

15. Mon, Sep 2311:11 PM

    Mercury and Jupiter close together

    They pass 2.3° apart in the sky.

16. Tue, Sep 249:24 AM

    Mercury and Venus close together

    They pass 1.9° apart in the sky.

17. Thu, Sep 266:09 AM

    Moon and Mars close together

    They pass 3.9° apart in the sky.

18. Sun, Sep 2911:46 AM

    New Moon

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

19. Mon, Sep 305:18 PM

    Moon and Jupiter close together

    They pass 0.5° apart in the sky.

20. Mon, Sep 305:24 PM

    Jupiter, Moon, and Venus gathered

    All within 7.0° of each other in the sky.

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