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NGC7023 (Iris Nebula)


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About this observation
Ian Rothwell
Time of observation
23/02/2018 - 22:00
Observing location
Bournemouth, Dorset
SkyWatcher Explorer 150P
ZWO ASI1600MMCool Pro
Pixinsight 1.8 Ripley
10 x 90sec each RGB
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The Iris Nebula, also NGC 7023 and Caldwell 4, is a bright reflection nebula and Caldwell object in the constellation Cepheus. NGC 7023 is actually the cluster within the nebula, LBN 487, and the nebula is lit by a magnitude +7 star, SAO 19158.

Magnitude: 6.8

Right ascension: 21h 01m 35.60s

Declination: +68° 10′ 10.0"

Constellation: Cepheus

Apparent magnitude (V): 6.8

Distance: 1,300 ly

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