Condition:
1999/10/24(UT)
15:27:40(UT) I=280.3 III=240.6, 5 frames composite
De=-22.2 E.Dia=20.10"
Ring Long dia 45.82" Ring short dia 17.32"
310mm Newtonian(F5)
TeleVue barlow 5x f/31
Digital camera NEC PICONA 1/7sec
Comment:-
As a tings of red of the red part of surroundings of the South Pole of Saturn became thin, I suppose.
Comment(Japanese):-
土星の南極の周りの赤い部分の赤みが薄くなったように思います。
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