Total lunar eclipse of 2021, May 26 The beginning of the eclipse is visible from America, Australia, New Zea- land, Antarctica and the Pacific Ocean. The end of the eclipse is visible from eastern Asia, Australia, New Zea- land, Antarctica, the Pacific and eastern part of the Indian Oceans. Universal time of geocentric opposition h m s in right ascension 2021, May 26, 11 04 45.5 Sun Moon h m s h m s Right ascension . . . . . . . . . . . . . 4 14 01.237 16 14 01.238 s s Hourly motion . . . . . . . . . . . . . +10.132 +157.087 o ' " o ' " Declination. . . . . . . . . . . . . . . . +21 12 19.43 -20 41 53.12 " " Hourly motion . . . . . . . . . . . . . +25.54 -610.77 " ' " Equatorial horizontal parallax . . . . . . 8.68 61 20.60 ' " ' " Apparent semidiameter . . . . . . . . . . 15 47.25 16 42.94 Circumstances of the Eclipse Position Angles of the Moon's axis h m o Moon enters penumbra . . . . . . . May 26, 8 46.1 9.26 Moon enters umbra . . . . . . . . 9 44.6 9.03 Moon enters totality . . . . . . . 11 10.2 8.69 Greatest eclipse . . . . . . . . . 11 18.7 8.65 Moon leaves totality . . . . . . . 11 27.5 8.62 Moon leaves umbra . . . . . . . . 12 53.0 8.28 Moon leaves penumbra . . . . . . . 13 51.4 8.04 -------------------------------------------- Contacts| Position |The Moon being in the Zenith in of umbra| Angles |---------------------- with Limb| from the | | of Moon |North Point| Latitude | Longitude ---------+-----------+----------+----------- | o ' | o ' | o ' First | 133 43.7 | -20 35.7 | 147 41.7 W Last | 257 52.4 | -21 07.8 | 167 07.8 E Magnitude of the eclipse 1.013 " Angular radius of the penumbra 4729.02 " Angular radius of the umbra 2796.68 -------------------------------------------------------------------------------- | | | |Magnitudes of I | | | |Magnitudes of T | s | d | P |--------------I T | s | d | P |------------- | | | |umbral| penum.I | | | |umbral| penum. | | | eclipse|eclipseI | | | eclipse|eclipse -----+-----+------+------+------+-------+-----+-----+------+------+------+------ h m| "| | o | | I h m| "| | o | | 8 40| 5937| 2.122| 123.6| - | - I11 30| 1803| 0.645| 208.7| 0.991| 1.955 50| 5597| 2.001| 124.7| - | 0.066 I 40| 1915| 0.685| 219.1| 0.936| 1.900 | | | | | I 50| 2083| 0.745| 228.2| 0.853| 1.817 9 00| 5259| 1.880| 125.8| - | 0.235 I | | | | | 10| 4923| 1.760| 127.2| - | 0.402 I12 00| 2295| 0.821| 235.7| 0.748| 1.712 20| 4591| 1.641| 128.7| - | 0.567 I 10| 2539| 0.908| 241.8| 0.627| 1.590 30| 4263| 1.524| 130.5| - | 0.730 I 20| 2808| 1.004| 246.8| 0.493| 1.457 40| 3940| 1.409| 132.6| - | 0.891 I 30| 3095| 1.107| 250.9| 0.351| 1.314 50| 3624| 1.296| 135.1| 0.085| 1.048 I 40| 3395| 1.214| 254.3| 0.201| 1.165 | | | | | I 50| 3705| 1.325| 257.1| 0.047| 1.010 10 00| 3316| 1.185| 138.1| 0.239| 1.202 I | | | | | 10| 3019| 1.079| 141.6| 0.386| 1.349 I13 00| 4023| 1.439| 259.5| - | 0.851 20| 2736| 0.978| 146.0| 0.527| 1.490 I 10| 4347| 1.555| 261.5| - | 0.690 30| 2473| 0.884| 151.3| 0.657| 1.621 I 20| 4676| 1.672| 263.2| - | 0.526 40| 2236| 0.799| 157.7| 0.775| 1.738 I 30| 5009| 1.791| 264.7| - | 0.360 50| 2034| 0.727| 165.6| 0.875| 1.838 I 40| 5345| 1.912| 266.0| - | 0.192 | | | | | I 50| 5684| 2.033| 267.2| - | 0.024 11 00| 1880| 0.672| 175.0| 0.952| 1.915 I | | | | | 10| 1784| 0.638| 185.8| 0.999| 1.963 I14 00| 6024| 2.155| 268.2| - | - 20| 1758| 0.628| 197.3| 1.013| 1.976 I | | | | | T - universal time ( TDT - UT1 = 70.0s); s - the angular distance between the centers of the Moon and the shadow; d - the linear distance between the Moon's center and that of the shadow in terms of the shadow's radius; P - the position angle of the Moon's disk semi-diameter directed towards the shadow's center.