II. Partial solar eclipse of 2025, September 21 The eclipse is visible from New Zealand, the Pacific coast of Antarctica, in the South Pacific Ocean. Universal time of geocentric conjunction h m s in right ascension 2025, September 21, 20 50 29.8 Geocentric coordinates of the Sun h m s s h Right ascension . . . . . . . . 11 56 48.56+ 8.976( T-21 ) o ' " " h Declination . . . . . . . . . . 0 20 44.8 -58.37 ( T-21 ) " Equatorial horizontal parallax . . . . 8.76 ' " Apparent semidiameter . . . . . 15 55.93 Geocentric coordinates of the Moon h m s s h s h 2 Right ascension . . . . . . . . 11 57 04.37+108.768(T-21 )-0.028(T-21 ) o ' " " h " h 2 Declination . . . . . . . . . . 0 48 33.1 -889.69 (T-21 )+0.38 (T-21 ) ' " " h " h 2 Equatorial horizontal parallax . . . 55 11.82- 1.057(T-21 )+0.002(T-21 ) ' " " h " h 2 Apparent semidiameter . . . . . . 15 02.46- 0.289(T-21 )+0.001(T-21 ) T - universal time in hours ( TDT - UT1 = 69.0s) General Circumstances of the Eclipse -------------------------------------------------------------------------- Phenomena | Universal | Latitude | Longitude | Time | | -----------------------------|----------------|------------|-------------- | h m | o ' | o ' Eclipse begins . . . . . . │ 17 29.4 │ -13 55.9 │ 174 21.5 W Greatest eclipse . . . 0.856│ 19 42.0 │ -61 03.4 │ 152 51.4 E Eclipse ends . . . . . . . │ 21 54.5 │ -72 13.2 │ 60 24.8 W Besselian Elements ------------------------------------------------------------------------------ Universal| x | y | sin d | cos d | u | u | m Time | | | | | e | i | --------|---------|---------|---------|---------|---------|---------|--------- h m | | | | | | | o ' 17 20 │-1.58969 |-0.33397 |+0.00709 |+0.99997 |+0.56220 |+0.01574 | 81 46.1 30 │-1.51418 |-0.37602 |+0.00704 |+0.99998 |+0.56223 |+0.01576 | 84 16.2 40 │-1.43867 |-0.41808 |+0.00700 |+0.99998 |+0.56225 |+0.01579 | 86 46.2 50 │-1.36316 |-0.46013 |+0.00695 |+0.99998 |+0.56227 |+0.01581 | 89 16.3 │ | | | | | | 18 00 │-1.28765 |-0.50218 |+0.00691 |+0.99998 |+0.56230 |+0.01583 | 91 46.3 10 │-1.21213 |-0.54423 |+0.00686 |+0.99998 |+0.56232 |+0.01585 | 94 16.3 20 │-1.13662 |-0.58628 |+0.00681 |+0.99998 |+0.56234 |+0.01587 | 96 46.4 30 │-1.06110 |-0.62833 |+0.00677 |+0.99998 |+0.56236 |+0.01589 | 99 16.4 40 │-0.98558 |-0.67037 |+0.00672 |+0.99998 |+0.56238 |+0.01591 | 101 46.5 50 │-0.91006 |-0.71242 |+0.00668 |+0.99998 |+0.56240 |+0.01593 | 104 16.5 │ | | | | | | 19 00 │-0.83453 |-0.75446 |+0.00663 |+0.99998 |+0.56242 |+0.01595 | 106 46.6 10 │-0.75901 |-0.79650 |+0.00659 |+0.99998 |+0.56244 |+0.01597 | 109 16.6 20 │-0.68349 |-0.83854 |+0.00654 |+0.99998 |+0.56245 |+0.01599 | 111 46.7 30 │-0.60796 |-0.88057 |+0.00650 |+0.99998 |+0.56247 |+0.01600 | 114 16.7 40 │-0.53244 |-0.92261 |+0.00645 |+0.99998 |+0.56249 |+0.01602 | 116 46.8 50 │-0.45691 |-0.96464 |+0.00641 |+0.99998 |+0.56250 |+0.01604 | 119 16.8 │ | | | | | | 20 00 │-0.38138 |-1.00666 |+0.00636 |+0.99998 |+0.56252 |+0.01605 | 121 46.9 10 │-0.30586 |-1.04869 |+0.00632 |+0.99998 |+0.56253 |+0.01607 | 124 16.9 20 │-0.23033 |-1.09071 |+0.00627 |+0.99998 |+0.56255 |+0.01608 | 126 47.0 30 │-0.15480 |-1.13273 |+0.00622 |+0.99998 |+0.56256 |+0.01609 | 129 17.0 40 │-0.07928 |-1.17475 |+0.00618 |+0.99998 |+0.56257 |+0.01611 | 131 47.1 50 │-0.00375 |-1.21677 |+0.00613 |+0.99998 |+0.56259 |+0.01612 | 134 17.1 │ | | | | | | 21 00 │+0.07177 |-1.25878 |+0.00609 |+0.99998 |+0.56260 |+0.01613 | 136 47.2 10 │+0.14730 |-1.30079 |+0.00604 |+0.99998 |+0.56261 |+0.01614 | 139 17.2 20 │+0.22282 |-1.34279 |+0.00600 |+0.99998 |+0.56262 |+0.01615 | 141 47.3 30 │+0.29834 |-1.38479 |+0.00595 |+0.99998 |+0.56263 |+0.01616 | 144 17.3 40 │+0.37387 |-1.42679 |+0.00591 |+0.99998 |+0.56264 |+0.01617 | 146 47.3 50 │+0.44939 |-1.46879 |+0.00586 |+0.99998 |+0.56265 |+0.01618 | 149 17.4 │ | | | | | | 22 00 │+0.52490 |-1.51078 |+0.00582 |+0.99998 |+0.56266 |+0.01619 | 151 47.4 ---------------------------------------------------------------- Univers.| x' | y' IUnivers.| x' | y' tgf =0.0046583 Time | | I Time | | e --------|-----------|-----------I--------|-----------|----------tgf =0.0046351 h | | I h | | i 17 │ +0.007550 │ -0.004206 I 21 │ +0.007552 │ -0.004201 m'=0.0043647 18 │ +0.007551 │ -0.004205 I 22 │ +0.007552 │ -0.004199 19 │ +0.007552 │ -0.004204 I 23 │ +0.007551 │ -0.004197 20 │ +0.007553 │ -0.004203 I │ │