Deneb
 Položaj Deneba na nebu. | |
| Položaj na nebu Epoha J2000 | |
|---|---|
| Zviježđe | Labud |
| Rektascenzija | 20h 41m 25.9s |
| Deklinacija | +45° 16' 49" |
| Prividna magnituda (V) | 1.25 |
| Karakteristike | |
| Spektralni tip | A2 Ia |
| U−B indeks boje | +0.09 |
| B−V indeks boje | -0.24 |
| Tip promjenjive | Alpha Cyg tip |
| Astrometrija | |
| Radijalna brzina (Rv) | -4.5 km/s |
| Prava brzina (μ) | RA: 1.56 mas/g Dec.: 1.55 mas/g |
| Paralaksa (π) | 1.01 ± 0.57 mas |
| Udaljenost | 1400 ly (440 pc) |
| Apsolutna magnituda (MV) | -8.73 |
| Detalji | |
| Masa | 20.0 M☉ |
| Polumjer | 180 R☉ |
| Luminozitet | 265,000 L☉ |
| Temperatura | 8,400 K |
| Metalicitet | {{{metal}}} |
| Rotacija | {{{rotation}}} |
| Starost | {{{age}}} g |
| Druge oznake | |
Deneb (α Cyg / α Cygni / Alpha Cygni) je najsjajnija zvijezda konstelacije Labud.
Jedan od vrhova Ljetnjeg trokuta i 19. najsjajnija zvijezda na nebu.
Bijeli je superdiv prividne magnitude 1.25.
Deneb je 60.000 puta sjajniji od Sunca.
Masa mu je 25 Sunčevih masa, a udaljen je oko 1.400 svjetlosnih godina.
_(18529952614).jpg){kind=small}
Članak Deneb koji govori o zvijezdama je mrva: začetak enciklopedijskog članka. Dopunite ga prema pravilima uređivanja Wikipedije.
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.