Description

NGC7048 is a planetary nebula in the constellation Cygnus.

This small nebula was discovered in 1878, its size is approximately 60 by 60 arc-seconds and is 6.200 light years from earth, the brightness is about magnitude 11. The nebula is slightly brighter on west and east sides.

The central star of NGC 7048 is though to be a white dwarf.

Other versions

Previous/older images:

Image data

Object info
Name NGC7048
Type Planetary nebula
Constellation Cygnus
Right ascension 46h 16m 59s
Declination +46° 16′ 59″
Distance 6.200 ly
Other designations
Image info
Image date Jul. 27, 2012
Light frames R 3x 3 min G&B 2x 3 min. unbinned, 6x 5 min. UHC-S unbinned (Luminance)
Total integration 51m
Dark frames 10x
Flat frames 10x p. filter unbinned. Created with an A3 size Posterpoweruk flatfield panel
Bias frames 10x
Software used CCDOps, CCDSoft, Maxim DL, Photoshop CS4
Processing CCDOPS was used for focussing. Image Acquisition was done using CCDSoft.
All separate frames were calibrated, aligned and stacked in MaxIm DL5 Pro.
Photoshop CS4 was used for further processing – curves adjustment, levels adjustment, etc.
Noel Carboni’s toolset was used as well (Local Contrast Enhancement, Deep Space Noise Reduction)
(L)RGB combine was done in Photoshop.
Equipment info
Telescope Orion Optics SPX 10″ Newton
Corrector Televue 2″ Paracorr coma corrector (FL: 1.380mm f/5.43)
Mount Losmandy G-11 Gemini
Camera SBIG ST-8300M
Guide camera Atik 1HS Mono
Guide scope Celestron 60/700 Achromat
Autoguide software PHD Guiding
Filters Baader 2″ RGB + IDAS LPS-P2
Location Landgraaf, The Netherlands
Image comments

This image really needs to be redone as exposure times for this image were extremely limited (only 51 minutes) due to clouds coming in.