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Nova V2491 Cygni

Object Information

• V2491 Cygni is a new 7th-magnitude nova in Cygnus.
• V2491 Cygni is 1/3 between SAO 68730 star (visual magnitude: 5.93) and SAO 68761 star (visual magnitude 7.73) at RA 19 43 0 Dec +32 19.
• The SAO 68730 star is the bright star at the top right edge and the SAO 68761 star is the bright star at the bottom left edge of the image.
• AAVSO Special Notice 103: V2491 Cygni (nova in Cygnus)
• Astronomy magazine: A new nova in Cygnus
• Sky & Telescope magazine AstroAlert: Found in Cygnus: A 7th-Magnitude Nova
• Universe Today: Cygnus Nova Alert!!
• Remanzacco Observatory: Possible Nova in Cygnus

Photo Information

• North is top edge and west is right edge
  
• Exposure: 33 images x 10 seconds per image
• CCD-TEMP: -21°C
• No filter
• Guided

Observing Information

• OBS-Location: Camas, WA USA, 16.6 miles East-North-East from the center of Portland, OR
• DATE-Local = April 13, 2008
• TIME-Local = 3:53 AM to 4:07 AM PDT

QSI Imaging Equipment

• QSI 532ws-M1 CCD camera
• Celestron C5 Schmidt-Cassegrain 127 mm (5 inch), f/10 focal ratio, 1250mm focal length telescope
• The telescope mount is the Orion Telescopes and Binoculars Sirius EQ-G with GoTo Controller

Imaging Processing

• AIP4WIN V2.2.5 Beta
• Diffraction Limited MaxIm DL V4.60

© 1998-2008 David Haworth