Ha = 4x240s, autoguided with Vixen AP mount @ photoguider mode
Cropped, no dark, bias and flat calibrated in DSS
- M27_Ha_4x240s_YL.jpg (441.59 KiB) 已瀏覽 571 次
M27 in Ha from YL
M27 in Ha from YL
Taken with 6" F4 newtonian + Vixen 1.4x extender PH + 1600 MM-cool + Ha filter
Ha = 4x240s, autoguided with Vixen AP mount @ photoguider mode
Cropped, no dark, bias and flat calibrated in DSS
Ha = 4x240s, autoguided with Vixen AP mount @ photoguider mode
Cropped, no dark, bias and flat calibrated in DSS
![[Good Job]](./images/smilies/onion_d5f02ecd.gif "Good Job")
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