A
恒星光谱
A
有效溫度
7,500–10,000 K
7,500–10,000 K
太阳半径
1.4–1.8 R☉
1.4–1.8 R☉
太阳质量
1.4–2.1 M☉
1.4–2.1 M☉
A型主序星(AV星)是光譜為A,亮度為V,在主序帶(氫燃燒)上恆星。這些恆星的定義是在恆星光譜类型A和光度级V。恆星光譜上有強烈的氫的巴耳末吸收譜線 ,它們的質量從太陽的1.4倍至2.1倍太陽質量,表面溫度在7,600至10,000K 。 明亮的和附近的A型主序星的例子包括牛郎星(A7 V)、天狼星A(A1 V)和織女星(A0 V)。
Uses material from the Wikipedia article "A型主序星", which is released under the Creative Commons BY-SA 3.0.Astronomical object | 距离 | Wiki | ||
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101 Aquarii | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 294 | [x] |
109 Virginis | Star, Infra-Red source, UV-emission source, Variable Star, X-ray source | A | 134 | [x] |
11 Bootis | Star, Infra-Red source, UV-emission source | A | 296 | [x] |
11 Orionis | Star, Variable Star of alpha2 CVn type, Infra-Red source, UV-emission source, Variable Star | A | 365 | [x] |
111 Herculis | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 94 | [x] |
14 Camelopardalis | Star, Infra-Red source, UV-emission source | A | 259 | [x] |
15 Andromedae | Star, Variable Star of delta Sct type, Infra-Red source, UV-emission source, Variable Star | A | 262 | [x] |
16 Camelopardalis | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 337 | [x] |
16 Lyrae | Star, Double or multiple star, Infra-Red source, UV-emission source, Variable Star | A | 123 | [x] |
18 Vulpeculae | Star, Star in Cluster, Variable Star of delta Sct type, Infra-Red source, 聯星, UV-emission source | A | 423 | [x] |
2 Lyncis | Star, 聯星, Infra-Red source, UV-emission source, Variable Star | A | 157 | [x] |
21 Vulpeculae | Star, Variable Star of delta Sct type, Infra-Red source, UV-emission source, Variable Star | A | 297 | [x] |
26 Arietis | Star, Variable Star of delta Sct type, Infra-Red source, UV-emission source, Variable Star | A | 216 | [x] |
28 Andromedae | Star, Double or multiple star, Variable Star of delta Sct type, Infra-Red source, UV-emission source, Variable Star | A | 205 | [x] |
28 Cephei | Star, Double or multiple star, Infra-Red source, UV-emission source, X-ray source | A | 206 | [x] |
33 Bootis | Star, Infra-Red source, UV-emission source, X-ray source | A | 186 | [x] |
38 Arietis | Star, Variable Star of delta Sct type, Infra-Red source, High proper-motion Star, UV-emission source, Variable Star | A | 119 | [x] |
38 Lyncis | Star, Double or multiple star, Infra-Red source, UV-emission source, X-ray source | A | 124 | [x] |
4 Camelopardalis | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source | A | 172 | [x] |
41 Tauri | Star, Variable Star of alpha2 CVn type, Infra-Red source, 聯星, UV-emission source, Variable Star | A | 420 | [x] |
47 Andromedae | Star, Infra-Red source, 聯星, UV-emission source | A | 208 | [x] |
48 Cassiopeiae | Star, Double or multiple star, Infra-Red source, 聯星, UV-emission source, Variable Star, X-ray source | A | 114 | [x] |
49 Ceti | Star, Blue object, Infra-Red source, High proper-motion Star, UV-emission source | A | 193 | [x] |
50 Cassiopeiae | Star, Infra-Red source, UV-emission source | A | 157 | [x] |
54 Leonis | Star, Double or multiple star | A | 287 | [x] |
56 Cygni | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source | A | 134 | [x] |
58 Andromedae | Star, Infra-Red source, High proper-motion Star, UV-emission source | A | 192 | [x] |
58 Aquarii | Star, Infra-Red source, UV-emission source | A | 233 | [x] |
60 Herculis | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 133 | [x] |
62 Andromedae | Star, Infra-Red source, UV-emission source | A | 246 | [x] |
64 Aurigae | Star, Infra-Red source, UV-emission source | A | 278 | [x] |
65 Arietis | Star, Infra-Red source, UV-emission source | A | 312 | [x] |
67 Tauri | Star, Double or multiple star, Star in Cluster, Variable Star of delta Sct type, Infra-Red source, UV-emission source, Variable Star | A | 148 | [x] |
68 Ophiuchi | Star, Double or multiple star, Infra-Red source, UV-emission source, Variable Star | A | 293 | [x] |
68 Tauri | Star, Double or multiple star, Star in Cluster, Variable Star of alpha2 CVn type, Infra-Red source, UV-emission source, Variable Star, X-ray source | A | 149 | [x] |
7 Cygni | Star, Infra-Red source, UV-emission source | A | 351 | [x] |
72 Ophiuchi | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 87 | [x] |
AB Aurigae | Star, Star in Nebula, 赫比格Ae/Be星, Emission-line Star, Infra-Red source, sub-millimetric source, UV-emission source, Variable Star, X-ray source | A | 471 | [x] |
Acamar | Star, Double or multiple star, Star in double system | A | 161 | [x] |
Alathfar | Star, Infra-Red source, UV-emission source | A | 439 | [x] |
Alderamin | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source, Variable Star | A | 49 | [x] |
Algorab | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source, Variable Star | A | 87 | [x] |
Alhena | Star, Double or multiple star, Star in double system, Infra-Red source, 聯星, UV-emission source, X-ray source | A | 109 | [x] |
Alioth | Star, Double or multiple star, Variable Star of alpha2 CVn type, Infra-Red source, UV-emission source, Variable Star | A | 82 | [x] |
Alpha Circini | Star, Double or multiple star, Variable Star of alpha2 CVn type, Infra-Red source, High proper-motion Star, UV-emission source, Variable Star | A | 54 | [x] |
Alpha Cygni | Star, Double or multiple star, Emission-line Star, Infra-Red source, Pulsating variable Star, 超巨星, UV-emission source, Variable Star | A | 1412 | [x] |
Alpha Pictoris | Star, Infra-Red source, High proper-motion Star, UV-emission source, X-ray source | A | 96 | [x] |
Altair | Star, Double or multiple star, Variable Star of delta Sct type, Infra-Red source, High proper-motion Star, UV-emission source, Variable Star, X-ray source | A | 17 | [x] |
Ascella | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 88 | [x] |
Beta Circini | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source | A | 100 | [x] |
Beta Horologii | Star, Infra-Red source, UV-emission source | A | 294 | [x] |
Beta Octantis | Star, Infra-Red source, UV-emission source | A | 149 | [x] |
Beta Pavonis | Star, Infra-Red source, UV-emission source | A | 135 | [x] |
Beta Pictoris | Star, Infra-Red source, sub-millimetric source, UV-emission source | A | 64 | [x] |
C Hydrae | Star, Infra-Red source, High proper-motion Star, UV-emission source | A | 122 | [x] |
C Puppis | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 348 | [x] |
Canopus | Star, Infra-Red source, UV-emission source, X-ray source | A | 309 | [x] |
Castor | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source, Variable Star, X-ray source | A | 51 | [x] |
CD-39 6137 | Star, Galaxy, Infra-Red source, 行星状星云, Radio-source | A | 2100 | [x] |
Chertan | Star, Infra-Red source, UV-emission source, Variable Star | A | 165 | [x] |
Cor Caroli | Star, Double or multiple star, Variable Star of alpha2 CVn type, Blue object, Infra-Red source, 特殊恆星, High proper-motion Star, Variable Star, X-ray source | A | 115 | [x] |
d Scorpii | Star, Infra-Red source, High proper-motion Star, UV-emission source | A | 135 | [x] |
Delta Doradus | Star, Infra-Red source, UV-emission source, X-ray source | A | 150 | [x] |
Delta Hydri | Star, Infra-Red source, UV-emission source | A | 139 | [x] |
Denebola | Star, Double or multiple star, Variable Star of delta Sct type, Infra-Red source, High proper-motion Star, UV-emission source, Variable Star | A | 36 | [x] |
e Geminorum | Star, Double or multiple star, Infra-Red source, UV-emission source, Variable Star | A | 91 | [x] |
Epsilon Arietis | Star, Double or multiple star | A | 333 | [x] |
Epsilon Gruis | Star, Infra-Red source, 聯星, UV-emission source, X-ray source | A | 129 | [x] |
Epsilon Microscopii | Star, Infra-Red source, UV-emission source | A | 183 | [x] |
Epsilon Monocerotis | Star, Double or multiple star, Infra-Red source | A | 123 | [x] |
Epsilon Pavonis | Star, Infra-Red source, UV-emission source, Variable Star | A | 105 | [x] |
ET Aquarii | Star, Variable Star of alpha2 CVn type, Infra-Red source, UV-emission source, Variable Star | A | 319 | [x] |
Eta Horologii | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 149 | [x] |
Eta Indi | Star, Infra-Red source, UV-emission source | A | 79 | [x] |
Eta Phoenicis | Star, Infra-Red source, UV-emission source | A | 246 | [x] |
Eta Pyxidis | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 232 | [x] |
Eta Telescopii | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 157 | [x] |
Eta Tucanae | Star, Infra-Red source, UV-emission source | A | 155 | [x] |
Fomalhaut | Star, Double or multiple star, Infra-Red source, High proper-motion Star, sub-millimetric source, UV-emission source, Variable Star | A | 25 | [x] |
Gamma Centauri | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source | A | 131 | [x] |
Gorgonea Secunda | Star, Infra-Red source, High proper-motion Star, UV-emission source | A | 309 | [x] |
GY Andromedae | Star, Variable Star of alpha2 CVn type, Infra-Red source, 聯星, UV-emission source, Variable Star | A | 523 | [x] |
Heze | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source | A | 74 | [x] |
HIP 4911 | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 313 | [x] |
HIP 88726 | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 137 | [x] |
HR 10 | Star, Infra-Red source, UV-emission source | A | 574 | [x] |
HR 1528 | Star, Double or multiple star, Infra-Red source, 聯星, UV-emission source | A | 273 | [x] |
HR 273 | Star, Infra-Red source, 聯星, UV-emission source | A | 350 | [x] |
HR 3082 | Star, Double or multiple star, Star in double system, UV-emission source | A | 323 | [x] |
HR 4334 | Star, Infra-Red source, UV-emission source, Variable Star | A | 182 | [x] |
HR 5401 | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 190 | [x] |
HR 56 | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 347 | [x] |
HR 6297 | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 169 | [x] |
HR 7012 | Star, Double or multiple star, Infra-Red source, High proper-motion Star, UV-emission source, X-ray source | A | 93 | [x] |
HR 8884 | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 245 | [x] |
Iota Cassiopeiae | Star, Double or multiple star, Variable Star of alpha2 CVn type, Infra-Red source, UV-emission source, Variable Star | A | 142 | [x] |
Iota Phoenicis | Star, Double or multiple star, Star in double system, Variable Star of alpha2 CVn type, Infra-Red source, Variable Star | A | 249 | [x] |
K Centauri | Star, Infra-Red source, UV-emission source | A | 507 | [x] |
k Lupi | Star, Double or multiple star, Infra-Red source, UV-emission source | A | 392 | [x] |
Kaffaljidhma | Star, Double or multiple star, Infra-Red source, UV-emission source, X-ray source | A | 80 | [x] |