本帖最后由 嘻嘻帝 于 2013-9-6 15:05 编辑
H-Alpha 360 min 12 x 30 min H-Alpha 7.5nm bin 1x1
LRGB 300 min 3 x 15 min, 3 x 10 min ea LRGB, bin 1x1
Camera: QHY11 monochrome CCD @ -20C
QHY Color Filter Wheel
Optics: Astronomy Technologies Astro-Tech 12" f/8 Ritchey-Chrétien astrograph
|
|