NGC 1055 - Adam Lundie - Eatons Hill Observatory

Image:

• 23x 480s Luminance bin1x1 + 43 flat + 37x dark + 120x bias
• 11x 480s Red bin1x1 + 28 flat + 37x dark + 120x bias
• 7x 480s Green bin1x1 + 21 flat + 37x dark + 120x bias
• 7x 480s Blue bin1x1 + 21 flat + 37x dark + 120x bias

Total integration 6 hours 24 minutes over 3 nights.

Hardware:

• Celestron EdgeHD 1100 with CGEM DX mount
• QSI 683-wsg Camera @ -15°C
• Astronomik LRGB Type 2c filters
• Orion StarShoot Autoguider
• Starlight Xpress Adaptive Optics

Location:

• Orange zone in Brisbane, Australia. (Bortle 7)
• Average seeing + 1st quarter moon phase.

Software:

• Captured with AstroArt 5
• Guiding with PHD2 + PHD_Dither
• CCDInspector: Image analysis & rejection
• CCDStack 2+: Calibrate, align, stack, combine RGB, levels & curves on luminance
• Photoshop CC: Denoise, high pass filter, combine L+RGB, color balance, unsharp mask, contrast

Other items of interest:
Asteroids observed while blinking data:

• 2002 UY₁
• 1993 FR₉