Sgittarius Diffuse Nebula M17(NGC6618) [Omega Nebula] Date and Time : 1999.8.11 22:53 Optical Equipment: CELESTRON D9inch/f2,350mm/F10 Shumit Cassegrain + VIXEN GP equatrial with SKY SENSOR2000PC + L-Reducer(Total f:1,480mm, F:6.3) Camera : Cooled CCD (SBIG ST-7) -0.0deg.C Filters : SBIG IR coated filter UV SBIG Automatic Filter Wheel CFW-8A Exposure Time : UV:30sec.X12 Pinning : UV:1X1 Graphic Process : Processed with "CCDOPS", "Stella Image 2" and "Photo Shop" (Paracolor) Back to Observation Record of MAFNET Observatory Back to Album of MAFNET Observatory "Mesier Objects"