On Sunday, September 20, 1970 the Moon was in its waning gibbous phase, with 76% of its disk illuminated and an age of 19.7 days since the last new moon. The lit part starts to shrink. The Moon rises a few hours after dusk and is still in the sky when day breaks.
Moon data for this date
| Phase | 🌖 Waning Gibbous |
|---|---|
| Illumination | 76% |
| Moon age | 19.7 days |
| Day of the week | Sunday |
| Last new moon | August 31, 1970 at 19:01 |
| Next full moon | October 14, 1970 at 17:21 (in 24.2 days) |
| Next new moon | September 30, 1970 at 11:31 (in 10.0 days) |
The Moon on the surrounding days
Compare the phase and illumination over the three days before and after. Click a day to open its page.
← September 19, 1970 September 21, 1970 →
About the waning gibbous
The lit part starts to shrink. The Moon rises a few hours after dusk and is still in the sky when day breaks. The phase name comes from the Moon's position in its 29.53-day cycle: on September 20, 1970 it had completed 66% of the cycle that began with the new moon on August 31, 1970.
Looking for another date, such as a birthday? Use the Moon phase on the day I was born tool, see the Moon phase today page with the lunar calendar, or find the day of the week of September 20, 1970. For sun times, check sunrise and sunset.