Template:Solar Inex series 2021 December 4

This eclipse is a part of the long period inex cycle, repeating at alternating nodes, every 358 synodic months (≈ 10,571.95 days, or 29 years minus 20 days). Their appearance and longitude are irregular due to a lack of synchronization with the anomalistic month (period of perigee). However, groupings of 3 inex cycles (≈ 87 years minus 2 months) comes close (≈ 1,151.02 anomalistic months), so eclipses are similar in these groupings.

Series members between 1801 and 2200

April 24, 1819
(Saros 145)

April 3, 1848
(Saros 146)

March 15, 1877
(Saros 147)

February 23, 1906
(Saros 148)

February 3, 1935
(Saros 149)

January 14, 1964
(Saros 150)

December 24, 1992
(Saros 151)

December 4, 2021
(Saros 152)

November 14, 2050
(Saros 153)

October 24, 2079
(Saros 154)

October 5, 2108
(Saros 155)

September 15, 2137
(Saros 156)

August 25, 2166
(Saros 157)

August 5, 2195
(Saros 158)