deep-sky
nebula (planetary)
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NGC 7662 is a relatively small planetary nebula in the constellation Andromeda.
It is also known as the Blue Snowball or the Snowball Nebula, due to its distinctive shape and color.
We currently have no accurate idea about the exact distance to this nebula. Measurements vary from 1.800 to 5.600 light years
The nebula has a faint blueish central (variable) star with a magnitude range of 12 to 16.
With an apparent magnitude of +8.6 it is one of the brightest examples of its type.
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Image information:
Object info
Name: NGC 7662 – The Blue Snowball Nebula
Type: Nebula (planetary)
Constellation: Andromeda
Distance: 2000 ~ 5000 ly
Date & location
Date: October 14, 2017
Location: Landgraaf, The Netherlands
Equipment & optics
Total integration: 2h26m
Camera: SBIG ST-8300M
Optics: Orion Optics SPX 10″ Newton
Mount: Losmandy G-11 Gemini
Image comments
Reasonably good conditions. Hardly any processing applied to the image as this immediately shows as the details in the center of the nebula are lost very quickly.