40 Ser
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40 Ser
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40 Ser is a A-type (White) star. It carries the designation 40 Ser.
Located approximately 257.2 light-years from Earth, 40 Ser resides within the broader disk of our Milky Way galaxy.
40 Ser is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
40 Ser has an apparent magnitude of +6.28, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.171.
物理的特性
| スペクトル型 | A Class A — A-type (White) |
| 色指数 (B−V) | 0.171 |
観測
| 見かけの等級 | +6.28 |
| 絶対等級 | 1.80 |
| 距離 | 257 ly |
位置
| 赤経 | 15h 54.67m |
| 赤緯 | 8° 34.82′ |