Nebula

M20, M21(Trifid nebula, 삼열성운, Open cluster, 산개성단)

[2008.06.01. 횡성 온누리펜션]

Telescope : Pentax 105sdhf
Camera : QHY8 CCD Camera / ST402me guide , filter LPS P2, LPS V3
Mount :  EM-200 Temma2
Exposure Info  : 600sec x 10
Image processeing :  MaxIm DL & Photoshop CS