NGC 6781

• TYPE:  Planetary Nebula, H743,  Type 3a+3
• RA: 19h 18.4'
• DEC:  +06degrees 33'
• SIZE:  109"
• VISUAL MAGNITUDE:  11.4
• SURFACE BRIGHTNESS:  16.2
• CONSTELLATION:  Aquila
• DISTANCE:  2500 Light Years
• DIAMETER:  1-2 Light Years

IMAGING INFORMATION

• TELESCOPE:  RCOS Carbon fiber 10 inch R/C reflector, on a Parramount GT1100
• REDUCER/CORRECTOR:  None / operating at 9.0 FL
• CAMERA:  Santa Barbara Instruments Group, ST-8XME Digital (Thermoelectrically cooled)
• ADAPTIVE OPTICS:  None
• FILTER(S):  Astro Don LRGB
• CCD COOLING TEMPERATURE:  -15 C
• BINNING/RESOLUTION:  1X1 (1530X1020) Luminance, 2 X 2 (765 X 510) Red, Green, Blue resized to 1530x1020
• EXPOSURE TIME:  5 min. Luminance, 3 min.Red, Green, and Blue.
• NUMBER OF IMAGES:  12, 12, 12, 12
• FILM SPEED:  N/A
• DATE/TIME:  05-30-2006 / 08:19:50.055 UTC
• LOCATION:  Valley Center, California
• TEMPERATURE:  52 degrees
• HUMIDITY:  39%

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