Winter, Spring, Summer, or Fall – The Four Seasons of the Iris Nebula (NGC 7023/Caldwell 4)

NGC-IC

NGC and IC catalogs (9933 objects)

Name

RA(deg)

Dec(deg)

Magnitude

Diameter

NGC7023

315.403751

68.163332

7

0.3

VdB

Catalog of Reflection Nebulae - Van den Bergh (159 nebulaes)

Name

RA(deg)

Dec(deg)

Magnitude

DM code

Type

Spectral type

VdB139

315.403841

68.163269

6.8

BD+67 1283

I

B5e

LBN

Lynds' Catalogue of Bright Nebulae (Lynds, 1965) (1125 objects)

Name

RA(deg)

Dec(deg)

Other name

LBN 487

315.404168

68.198055

NGC 7023

LDN

Lynds' Catalogue of Dark Nebulae (Lynds, 1962) (1791 objects)

Name

RA(deg)

Dec(deg)

LDN 1174

315.656251

68.198888