HD 183263
| Stern HD 183263 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
  | |||||||||
| AladinLite | |||||||||
| Beobachtungsdaten Äquinoktium: J2000.0, Epoche: J2000.0 | |||||||||
| Sternbild | Adler | ||||||||
| Rektaszension | 19h 28m 24,573s [1] | ||||||||
| Deklination | +08° 21′ 28,99″ [1] | ||||||||
| Bekannte Exoplaneten | 1 | ||||||||
| Helligkeiten | |||||||||
| Scheinbare Helligkeit | 7,86 mag[1] | ||||||||
| Spektrum und Indices | |||||||||
| Spektralklasse | G2 IV[1] | ||||||||
| Astrometrie | |||||||||
| Radialgeschwindigkeit | (−50,3 ± 0,3) km/s[2] | ||||||||
| Parallaxe | (18,15 ± 0,93) mas[3] | ||||||||
| Entfernung | (179,7 ± 9,2) Lj (55,1 ± 2,8) pc [3] | ||||||||
| Visuelle Absolute Helligkeit Mvis | +4,15 mag[Anm 1] | ||||||||
| Eigenbewegung[3] | |||||||||
| Rek.-Anteil: | (−19,08 ± 1,01) mas/a | ||||||||
| Dekl.-Anteil: | (−32,97 ± 0,62) mas/a | ||||||||
| Physikalische Eigenschaften | |||||||||
| Masse | 1,17 M☉ | ||||||||
| Radius | 1,21 R☉ | ||||||||
| Effektive Temperatur | 5888 K | ||||||||
| Metallizität [Fe/H] | 0,3 | ||||||||
| Alter | 3,3 · 109 a | ||||||||
| Andere Bezeichnungen und Katalogeinträge | |||||||||
| |||||||||
| Anmerkung | |||||||||
| |||||||||
HD 183263 ist ein 172,89 Lichtjahre von der Erde entfernter gelber Unterriese mit einer Rektaszension von 19h 28m 24s und einer Deklination von +08° 21' 28". Er besitzt eine scheinbare Helligkeit von 7,86 mag.
Im Jahre 2004 entdeckte Geoffrey Marcy einen extrasolaren Planeten, der diesen Stern umkreist. Dieser trägt den Namen HD 183263 b.
Weblinks
Einzelnachweise
Content Disclaimer
Informasi ini disarikan dari Wikipedia dan disajikan kembali untuk tujuan edukasi. Konten tersedia di bawah lisensi CC BY-SA 3.0. Kami tidak bertanggung jawab atas ketidakakuratan data yang bersumber dari kontribusi publik tersebut.
- The information displayed on this website is sourced in part or in whole from Wikipedia and has been adapted for the purpose of restating it. We strive to provide accurate and relevant information, however:
- There is no guarantee of absolute accuracy. Wikipedia is an open, collaborative project that can be edited by anyone, so information is subject to change.
- It is not intended to constitute professional advice. The content displayed is for informational and educational purposes only. For important decisions (e.g., medical, legal, or financial), please consult a professional.
- Content copyright. Wikipedia is licensed under the Creative Commons Attribution-ShareAlike License (CC BY-SA). This means that content may be reused with appropriate attribution and shared under a similar license.
- Responsible use. Any risk arising from the use of information from this website is entirely the responsibility of the user.