Eclipses of 2021

• A total lunar eclipse on May 26.^[6]
• An annular solar eclipse on June 10.
• A partial lunar eclipse on November 19.

Tzolkinex

• Preceded: Solar eclipse of October 23, 2014

• Followed: Solar eclipse of January 14, 2029

Half-Saros cycle

• Preceded: Lunar eclipse of November 28, 2012

• Followed: Lunar eclipse of December 9, 2030

Tritos

• Preceded: Solar eclipse of January 4, 2011

• Followed: Solar eclipse of November 3, 2032

Solar Saros 152

• Preceded: Solar eclipse of November 23, 2003

• Followed: Solar eclipse of December 15, 2039

Inex

• Preceded: Solar eclipse of December 24, 1992

• Followed: Solar eclipse of November 14, 2050

Triad

• Preceded: Solar eclipse of February 3, 1935

• Followed: Solar eclipse of October 5, 2108

Solar eclipses of 2018–2021

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.^[7]

Note: Partial solar eclipses on February 15, 2018, and August 11, 2018, occurred during the previous semester series.

Saros 152

Solar saros 152, repeating every about 18 years and 11 days, contains 70 events. The series started with a partial solar eclipse on July 26, 1805. It has total eclipses from November 2, 1967, to September 14, 2490; hybrid eclipses from September 26, 2508, to October 17, 2544; and annular eclipses from October 29, 2562, to June 16, 2941. The series ends at member 70 as a partial eclipse on August 20, 3049. The longest total eclipse will occur on June 9, 2328, at 5 minutes and 15 seconds; the longest annular eclipse will occur on February 16, 2743, at 5 minutes and 20 seconds.^[8]

Metonic series

The metonic series repeats eclipses every 19 years (6939.69 days), lasting about 5 cycles. Eclipses occur in nearly the same calendar date. In addition, the octon subseries repeats 1/5 of that or every 3.8 years (1387.94 days). All eclipses in this table occur at the Moon's descending node.