Nebula
Bubble nebula site(버블성운 지역)
[ 2015.09.13. 홍천 방내리] Telescope : ES Triplet 80mm(f/6), WO 0.8 R/F Mount : EM11 temma2 Camera : QSI 583WSG Exposure : Ha 600sec x 4 frames, L - 300sec x 2 frames, R,G,B 300sec x 3 frames Image processing : MaxIm DL, Photoshop CS5