神話
ギリシャ神話の翼のある馬。ペルセウスがメドゥーサの首を切った時にその血から生まれた。ペガサスは英雄ベレロポンを乗せてキマイラとの戦いに挑んだ。
観測の見どころ
ペガスス座の四辺形は秋の目立つアステリズム。球状星団M15、銀河NGC 7331、コンパクトな銀河群ステファンの五つ子(NGC 7317-20)を含む。
主な恒星
20
主な恒星
20
2.39 mag
83.2″
B: 12.8
K2Ib-II
2.42 mag
2.3 - 2.7
SR
M3III
2.49 mag
A1IV
2.83 mag
164.1″
B: 12.7
B2IV
2.94 mag
90.4″
B: 6.9
G2. II-III SB
3.40 mag
57.0″
B: 11.6
B9IV
3.48 mag
K1III
3.53 mag
0.2″
B: 10.5
A1Va
HIP 109176; Iota Peg; 24 Peg
3.76 mag
127.2″
B: 11.3
F5V
HIP 112440; Lambda Peg; 47 Peg
3.95 mag
G8IIIa CN0.5
HIP 105502; 1 Peg
4.08 mag
36.6″
B: 9.3
K1III
HIP 107354; Kappa Peg; 10 Peg
4.13 mag
0.2″
B: 5.0
F5IV
HIP 112447; Xi Peg; 46 Peg
4.19 mag
11.0″
B: 12.4
F6III-IV
4.29 mag
117.0″
B: 13.3
F5III
HIP 107348; 9 Peg
4.34 mag
G5Ib
4.40 mag
F8III
HIP 114144; 55 Peg
4.52 mag
M1IIIab
HIP 115919; 70 Peg
4.55 mag
G7+III
HIP 106140; 2 Peg
4.57 mag
30.4″
B: 12.7
M1+III
4.60 mag
A5Vp
二重星
15
二重星
15
6.39 mag
22.4″
B: 8.0
K0III+F7V
HIP 114347; 57 Peg
5.12 mag
32.6″
B: 10.1
M4IIIS+A2V
HIP 112935; Sigma Peg; 49 Peg
5.16 mag
16.0″
B: 10.2
F7IV
6.02 mag
8.3″
B: 7.5
A4Vn
HIP 112447; Xi Peg; 46 Peg
4.19 mag
11.0″
B: 12.4
F6III-IV
HIP 106783; 3 Peg
6.18 mag
38.7″
B: 7.5
A2V
HIP 106140; 2 Peg
4.57 mag
30.4″
B: 12.7
M1+III
6.25 mag
13.1″
B: 10.7
K4IIIb
2.39 mag
83.2″
B: 12.8
K2Ib-II
2.94 mag
90.4″
B: 6.9
G2. II-III SB
5.93 mag
40.7″
B: 10.2
M4.5III-IIIa
6.51 mag
4.0″
B: 9.1
A3V s
5.82 mag
32.6″
B: 10.2
G8III
HIP 105502; 1 Peg
4.08 mag
36.6″
B: 9.3
K1III
6.60 mag
3.1″
B: 9.5
B9IIIpMn
変光星
2
変光星
2
深宇宙天体
30
深宇宙天体
30
球状星団
(1)
NGC 7078
6.2 mag
12.3
銀河
(28)
NGC 7331
9.5 mag
11
Sbc
NGC 7814
10.5 mag
6
Sab
10.2 mag
3.7
Sab
NGC 7479
11.0 mag
4
SBbc
11.2 mag
3.3
SABb
13.0 mag
5.0
Sc
11.4 mag
4.0
SBc
11.7 mag
2.7
Sc
11.9 mag
1.8
Sa
11.5 mag
2.0
SAb
12.0 mag
3.7
Sbc
12.1 mag
3.0
SABb
12.0 mag
2.3
Sa
12.4 mag
1.5
SABc
13.4 mag
1.2
Sb
13.4 mag
1.1
SABc
12.1 mag
1.8
Sa
12.7 mag
1.7
Sc
12.1 mag
1.8
Sb
14.0 mag
3.5
SBbc
13.0 mag
3.0
SABb
13.0 mag
3.4
SABb
— mag
1.3
SBab
15.0 mag
3.0
SABc
11.2 mag
3.1
S0-a
14.0 mag
0.7
S?
14.0 mag
1.3
SABb
13.0 mag
1.9
Sb
惑星状星雲
(1)
— mag
1.6