42The Oph
42The Oph
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42The Oph is a B-type (Blue-White) star. It carries the designation 42The Oph.
Located approximately 436.0 light-years from Earth, 42The Oph resides within the broader disk of our Milky Way galaxy.
42The Oph is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
At an apparent magnitude of +3.27, 42The Oph is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its blue hue, which corresponds to a B-V color index of -0.186.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | B Class B — B-type (Blue-White) |
| ดัชนีสี (B−V) | -0.186 |
การสังเกต
| โชติมาตรปรากฏ | +3.27 |
| โชติมาตรสัมบูรณ์ | -2.36 |
| ระยะทาง | 436 ly |
ตำแหน่ง
| ไรต์แอสเซนชัน | 17h 22.01m |
| เดคลิเนชัน | -24° 59.97′ |