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Vela

ほ座

Genitive: Velorum

Southern 500 sq° Vel

最輝星: Gamma Velorum

神話

大船アルゴ座の帆。ラカーユによってりゅうこつ座、とも座、ほ座に分割された。

観測の見どころ

最も近いウォルフ・ライエ星で輝く多重星系のガンマ・ベロールム(レゴル)を含む。ほ座超新星残骸や散開星団NGC 2547、IC 2391がある。

主な恒星

20

HIP 39953; Gamma2 Vel

1.78 mag 41.2″ B: 4.1 WC 8

HIP 42913; Delta Vel

1.96 mag 1.1″ B: 5.6 A1Va(n)

HIP 44816; Lambda Vel

2.21 mag K4Ib

HIP 45941; Kappa Vel

2.50 mag B2IV

HIP 52727; Mu Vel

2.69 mag 2.3″ B: 5.7 G6III

HIP 46701

3.13 mag K5III

HIP 48774; Phi Vel

3.54 mag B6II

HIP 46651; Psi Vel

3.60 mag 0.8″ B: 5.1 F3V Fe-0.7

HIP 42536

3.62 mag B2.5IV
3.75 mag K2III
3.84 mag 37.2″ B: 10.3 F0Ia
3.84 mag 0.3″ B: 5.8 A0. :V COMP,SB
3.85 mag A2Va
3.91 mag A1II
4.07 mag 45.7″ B: 10.6 G5III
4.14 mag A6II

HIP 39953; Gamma1 Vel

4.27 mag B1IV
4.28 mag 51.8″ B: 6.1 G2-3Ib
4.35 mag A5IV-V
4.39 mag A3IV

二重星

15
5.74 mag 13.7″ B: 6.0 B6II
4.28 mag 51.8″ B: 6.1 G2-3Ib
4.50 mag 7.2″ B: 7.2 B3IIIe

HIP 39953; Gamma2 Vel

1.78 mag 41.2″ B: 4.1 WC 8
6.09 mag 13.7″ B: 6.0 B8II

HIP 42726

4.86 mag 76.3″ B: 5.5 B3IV
5.25 mag 5.9″ B: 9.2 B4V
5.33 mag 3.5″ B: 7.2 B2IV
5.19 mag 16.8″ B: 8.7 B4IV
5.71 mag 5.6″ B: 8.2 B3V
5.13 mag 34.8″ B: 10.1 B2.5IV
4.99 mag 4.7″ B: 7.0 B2IV
5.20 mag 4.6″ B: 9.1 B9V

HIP 45189

5.57 mag 2.9″ B: 6.8 B8Vp:Si:
4.89 mag 80.9″ B: 8.6 F6V

変光星

1

HIP 40155

5.76 mag 5.50 - 5.89 DCEPS F7Ib-II

深宇宙天体

30
散開星団 (16)
2.5 mag 50
4.7 mag 20.
6.0 mag 18.
6.1 mag 12.
7.0 mag 15.
4.6 mag 8.
8.0 mag 12.
7.8 mag 9.
7.2 mag 5.
7.4 mag 7.
8.8 mag 5.
8.8 mag 4.
8.6 mag 3.
9.9 mag 4.
9.7 mag 2.
12.0 mag 4.
球状星団 (1)
6.8 mag 18
銀河 (9)
11.3 mag 3.5 Sbc
— mag 3.6 SBc
12.0 mag 4.1 Sbc
— mag 2.0 SBa
12.0 mag 2.6 Sbc
— mag SBb
— mag 1.2 S0
— mag S0-a
— mag 1.9
惑星状星雲 (3)
8.0 mag 0.8
— mag 2.0
14.0 mag 0.2
反射星雲 (1)
— mag 5.