On Sunday, August 5, 1973 the Moon was in its first quarter phase, with 45% of its disk illuminated and an age of 6.8 days since the last new moon. Half of the disk is lit, about a week after the new moon. The Moon is easy to see in the early evening and sets around midnight.
Moon data for this date
| Phase | 🌓 First Quarter |
|---|---|
| Illumination | 45% |
| Moon age | 6.8 days |
| Day of the week | Sunday |
| Last new moon | July 29, 1973 at 15:59 |
| Next full moon | August 13, 1973 at 23:16 (in 8.5 days) |
| Next new moon | August 28, 1973 at 00:25 (in 22.5 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.
← August 4, 1973 August 6, 1973 →
About the first quarter
Half of the disk is lit, about a week after the new moon. The Moon is easy to see in the early evening and sets around midnight. The phase name comes from the Moon's position in its 29.53-day cycle: on August 5, 1973 it had completed 23% of the cycle that began with the new moon on July 29, 1973.
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 August 5, 1973. For sun times, check sunrise and sunset.