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Columba

Columbae

Southern 270 sq° Col

Étoile la plus brillante : Phact

Mythologie

Représente la colombe envoyée par Noé pour trouver la terre ferme après le déluge biblique, ou la colombe qui guida les Argonautes à travers les Roches Symplegades.

Points Forts de l'Observation

Contient l'amas globulaire NGC 1851 et plusieurs étoiles doubles. Visible au mieux depuis les latitudes australes en hiver.

Étoiles Principales

20

Phaet

HIP 26634; Alpha Col

2.64 mag 14.0″ B: 12.5 B9Ve

Wezn

HIP 27628; Beta Col

3.12 mag 126.8″ B: 9.8 K1III CN+1

HIP 30277; Delta Col

3.85 mag G7 II

HIP 25859; Epsilon Col

3.87 mag K1 II/III

HIP 28328; Eta Col

3.96 mag G8/K1II

HIP 28199; Gamma Col

4.36 mag 33.6″ B: 12.7 B2.5IV

HIP 29807; Kappa Col

4.37 mag K0.5IIIa
4.83 mag 158.3″ B: 15.4 K0IV

HIP 27810; Lambda Col

4.87 mag 1.0″ B: 10.5 B5V

HIP 28010; Xi Col

4.97 mag K1III

Elkurud

HIP 29034; Theta Col

5.02 mag B9IV

HIP 27204; Mu Col

5.17 mag O9.5V
5.24 mag G8III
5.29 mag B9.5V

Nu Col

HIP 26460; Nu Col

5.31 mag 0.7″ B: 11.5 F4V
5.42 mag K3III
5.45 mag G6-8III
5.48 mag K2III

HIP 28098; Sigma Col

5.50 mag F2III

Pi Col

HIP 29064; Pi Col

5.50 mag 0.1″ B: 6.3 A0V

Étoiles Doubles

15
5.62 mag 13.0″ B: 9.8 G6III
6.25 mag 134.4″ B: 7.6 K3III

Phaet

HIP 26634; Alpha Col

2.64 mag 14.0″ B: 12.5 B9Ve

HIP 28199; Gamma Col

4.36 mag 33.6″ B: 12.7 B2.5IV
5.63 mag 15.5″ B: 11.0 K1III
6.09 mag 2.2″ B: 10.9 B5IVnpe
5.87 mag 27.2″ B: 14.5 A7m
6.04 mag 44.0″ B: 12.0 K0III
6.35 mag 287.2″ B: 7.3 G0V

Wezn

HIP 27628; Beta Col

3.12 mag 126.8″ B: 9.8 K1III CN+1
6.48 mag 31.7″ B: 12.9 F3V
4.83 mag 158.3″ B: 15.4 K0IV
5.59 mag 1.6″ B: 6.9 A0V

HIP 23596; Gamma2 Col

6.34 mag 6.28 - 6.38 DSCT F1III
6.70 mag 1.3″ B: 9.8 K1III

Étoiles Variables

1

HIP 23596; Gamma2 Col

6.34 mag 6.28 - 6.38 DSCT F1III

Objets du Ciel Profond

25
Amas Globulaire (1)

NGC 1851

7.3 mag 11
Galaxie (20)
9.9 mag 7.2 SABa
10.2 mag 4.0 SAbc
— mag 3.4 Sc
11.8 mag 3.7 SBm
12.0 mag 4.5 Sc
12.6 mag 1.6 S?
13.0 mag 2.2 SBm
— mag 2.5 Sc
— mag 2.3 SBc
— mag 1.6 SBab
— mag Sc
— mag 3.5
15.0 mag Sa
14.0 mag Sa
14.0 mag Sa
— mag 1.8 E-S0
— mag 2.5
— mag 2.5
— mag 2.0 E-S0
15.0 mag S0-a
Inconnu (4)
— mag Scd
— mag