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Libra

てんびん座

Genitive: Librae

Equatorial 538 sq° Lib

最輝星: Zubeneschamali

神話

天秤。元々はさそり座のハサミの一部であった。後に正義の女神アストレアと、秋分点における昼夜の均衡と関連付けられた。

観測の見どころ

いくつかの二重星と暗い球状星団NGC 5897がある黄道星座。ズベネシャマリは緑がかった色合いを見せると言われている。

主な恒星

20

HIP 74785; Beta Lib; 27 Lib

2.61 mag B7.5IV

HIP 72622; Alpha2 Lib; 9 Lib

2.75 mag 230.8″ B: 5.2 A3 III/V

HIP 73714; Sigma Lib; 20 Lib

3.29 mag M2.5III

HIP 76470; Upsilon Lib; 39 Lib

3.58 mag 3.5″ B: 10.8 K3.5III

HIP 76600; Tau Lib; 40 Lib

3.66 mag B2.5 V

HIP 76333; Gamma Lib; 38 Lib

3.91 mag 41.9″ B: 11.2 G8.5III

HIP 77853; Theta Lib; 46 Lib

4.15 mag 0.1″ B: 5.1 G8.5IIIb

HIP 73165; 16 Lib

4.49 mag F0V

HIP 74392; Iota1 Lib; 24 Lib

4.54 mag 57.7″ B: 10.9 A0pSi

HIP 76219; 37 Lib

4.62 mag K1III-IV

HIP 76880; Kappa Lib; 43 Lib

4.74 mag 169.6″ B: 10.5 M0-IIIb

HIP 78207; 48 Lib

4.88 mag B5IIIp

HIP 73473; Delta Lib; 19 Lib

4.92 mag 4.9 - 5.9 EA/SD B9.5V

HIP 72631; 11 Lib

4.94 mag G8III-IV

HIP 75379; Epsilon Lib; 31 Lib

4.94 mag F5IV

HIP 76742; 42 Lib

4.96 mag K3IIICN1

HIP 77811; Lambda Lib; 45 Lib

5.03 mag B2.5V

HIP 72603; Alpha1 Lib; 8 Lib

5.15 mag 0.2″ B: 9.4 F4IV

HIP 76259; 36 Lib

5.15 mag K4III
5.17 mag B6IV

二重星

15
7.00 mag 9.3″ B: 7.0 A3+F0V:

HIP 73310; 18 Lib

5.87 mag 19.9″ B: 9.8 K3-IIICN1
5.74 mag 26.2″ B: 8.2 K4V
6.48 mag 11.7″ B: 6.5 F6V
6.22 mag 11.2″ B: 8.9 A8V
6.61 mag 35.0″ B: 7.2 A2V
5.68 mag 64.7″ B: 8.6 gK1

HIP 76470; Upsilon Lib; 39 Lib

3.58 mag 3.5″ B: 10.8 K3.5III

HIP 76333; Gamma Lib; 38 Lib

3.91 mag 41.9″ B: 11.2 G8.5III

HIP 72194; 5 Lib

6.33 mag 3.1″ B: 10.1 K1III

HIP 72622; Alpha2 Lib; 9 Lib

2.75 mag 230.8″ B: 5.2 A3 III/V

HIP 74392; Iota1 Lib; 24 Lib

4.54 mag 57.7″ B: 10.9 A0pSi

HIP 75118; 29 Lib

6.30 mag 41.0″ B: 10.0 F0III

HIP 76880; Kappa Lib; 43 Lib

4.74 mag 169.6″ B: 10.5 M0-IIIb

HIP 78400; 49 Lib

5.47 mag 145.9″ B: 11.5 F8V

変光星

1

HIP 73473; Delta Lib; 19 Lib

4.92 mag 4.9 - 5.9 EA/SD B9.5V

深宇宙天体

30
球状星団 (1)
8.6 mag 12.6
銀河 (29)
12.0 mag 7.2 Sb
11.5 mag 3.5 Sb
11.7 mag 3.5 SABc
11.3 mag 2.8 Sa
12.0 mag 3.0 SABc
12.0 mag 2.0 SABc
12.1 mag 2.0 Sc
12.0 mag 1.6 SBb
13.0 mag 3.0 Sb
13.0 mag 1.8 SABc
13.0 mag 1.9 SBc
13.0 mag 2.0 Sbc
13.0 mag 2.1 Sb
13.0 mag 2.0 SABc
13.2 mag 1.8 Sb
14.0 mag 2.9 SBa
— mag 2.3 SBc
— mag 2.6 Sb
— mag 2.0 SBbc
— mag 1.4 Sb
— mag 2.6 SBcd
— mag 2.6 SABc
— mag Sa
— mag Sb
14.0 mag 0.9 Sab
14.0 mag 1.0 SBa
11.2 mag 2.4 E0
11.5 mag 1.7 E
11.5 mag 2.0 E