A partial lunar eclipse took place on Monday, August 17, 1970, the second of two lunar eclipses in 1970, the first was on February 21 of that year. The Earth's shadow on the Moon was clearly visible in this eclipse, with 41% of the Moon in shadow; the partial eclipse lasted for 2 hours and 11 minutes. It was the second of two lunar eclipses in 1970. More details about the Partial Lunar Eclipse of 17 August 1970. Penumbral Magnitude: 1.35215 Umbral Magnitude: 0.40797 Gamma: -0.80534 Date: Monday, 17 August 1970 Saros Series: 118th (49 of 73) Greatest Eclipse: 1970 August 17 at 03:23:25.6 UTC Sun Right Ascension: 9.74 Sun Declination: 13.6 Sun Diameter: 1895.8 arc-seconds Moon Right Ascension: 21.77 Moon Declination: -14.3 Moon Diameter: 2007.8 arc-seconds The total duration of the eclipse was 4 hours, 31 minutes. The duration of the partial eclipse was 2 hours, 11 minutes. Visibility Relation to other lunar eclipses Lunar year series Metonic cycle This is the third of five Metonic lunar eclipses. Half-Saros cycle A lunar eclipse will be preceded and followed by solar eclipses by 9 years and 5.5 days (a half saros). This lunar eclipse is related to two annular solar eclipses of Solar Saros 125. See also List of lunar eclipses List of 20th-century lunar eclipses Notes External links 1970-08 1970 in science August 1970 events