This eclipse is a member of a semester series. An eclipse in a semester series of solar eclipses repeats approximately every 177 days and 4 hours (a semester) at alternating nodes of the Moon's orbit.[1]
The partial solar eclipses on February 25, 1971 and August 20, 1971 occur in the previous lunar year eclipse set.
| Solar eclipse series sets from 1971 to 1974 | ||||||
|---|---|---|---|---|---|---|
| Descending node | Ascending node | |||||
| Saros | Map | Gamma | Saros | Map | Gamma | |
| 116 | July 22, 1971 Partial |
1.513 | 121 | January 16, 1972 Annular |
−0.9365 | |
| 126 | July 10, 1972 Total |
0.6872 | 131 | January 4, 1973 Annular |
−0.2644 | |
| 136 | June 30, 1973 Total |
−0.0785 | 141 | December 24, 1973 Annular |
0.4171 | |
| 146 | June 20, 1974 Total |
−0.8239 | 151 | December 13, 1974 Partial |
1.0797 | |
- ^ van Gent, R.H. "Solar- and Lunar-Eclipse Predictions from Antiquity to the Present". A Catalogue of Eclipse Cycles. Utrecht University. Retrieved 6 October 2018.