Celestial hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  HD200099  ·  HD200775  ·  HD202181  ·  Iris Nebula  ·  LBN 475  ·  LBN 483  ·  LBN 487  ·  LDN 1167  ·  LDN 1168  ·  LDN 1170  ·  LDN 1171  ·  LDN 1172  ·  LDN 1173  ·  LDN 1174  ·  NGC 7023  ·  T Cep
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{RCC} Iris Nebula ( NGC 7023, Caldwell 4), Rob Calfee
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{RCC} Iris Nebula ( NGC 7023, Caldwell 4)

Revision title: Complete Revision

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{RCC} Iris Nebula ( NGC 7023, Caldwell 4), Rob Calfee
Powered byPixInsight

{RCC} Iris Nebula ( NGC 7023, Caldwell 4)

Revision title: Complete Revision

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Description

I wanted to bring out the dust in this pic.

 The Iris Nebula (also known as NGC 7023 and Caldwell 4) is a bright reflection nebula in the constellationCepheus. The designation NGC 7023 refers to the open cluster within the larger reflection nebula designated LBN 487.The nebula, which shines at magnitude +6.8, is illuminated by a magnitude +7.4 star designated SAO 19158.[1] It is located near the Mira-type variable star T Cephei, and near the bright magnitude +3.23 variable star Beta Cephei (Alfirk). It lies 1,300 light-years away and is six light-years across.[2]

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Revisions

  • {RCC} Iris Nebula ( NGC 7023, Caldwell 4), Rob Calfee
    Original
  • Final
    {RCC} Iris Nebula ( NGC 7023, Caldwell 4), Rob Calfee
    B

B

Title: Complete Revision

Description: Redid the whole thing. I really didn't like the first version at all but finally found some time to reprocess.

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{RCC} Iris Nebula ( NGC 7023, Caldwell 4), Rob Calfee