NGC 7048
About image
NGC 7048 is a planetary nebula located in the constellation Cygnus, at an estimated distance of approximately 5,300 light-years from Earth and with an apparent diameter of about 1 arcminute.
It is a planetary nebula in an advanced stage of evolution, featuring a slightly asymmetrical structure and a faint outer halo visible only in H-alpha. But there is Ha emission also in all the field of the image.
The image is a crop of the original file in order to have a better view of this small nebula.
Technical data
Optic GSO RC12 Truss - Aperture 304mm, focal lenght 2432mm, f/8
Mount 10Micron GM2000 HPSII
Camera ZWO ASI 2600 MM Pro with filter wheel 7 positions
Filters Astrodon Ha 5nm, Astrodon OIII 5nm, Astrodon Gen2 E-Serie Tru-Balance 50mm unmounted RGB
Guiding system ZWO OAG-L with guide camera ASI 174MM
Exposure details Ha 109x300" bin3 -10C, gain 100
OIII 85x300" bin3 -10C, gain 100
R 19x30" bin3 -10C, gain 100
G 18x30" bin3 -10C, gain 100
B 18x30" bin3 -10C, gain 100
Total integration 16h37'30"
Acquisition Voyager, PHD2
Processing Pixinsight 1.8, StarXTerminator, BlurXTerminator, NoiseXTerminator, DxO Photolab 9
SQM-L 20.34
Location Promiod (Aosta Valley, Italy), own remote observatory
Date 4/5 July, 31 August, 2 September 2026
© Roberto Marinoni 2019 - All rights reserved