本帖最后由 skyczheng 于 2010-3-26 09:18 编辑
出自:http://www.spaceweather.com/
拍摄参数:
The brightening of Saturns rings at opposition (Seeliger effect). The photo also shows the changing view on to the rings plane with closing rings. 8-in Newton, DMK21AU04.AS, Astronomik RGB filters.
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