SAO 49991
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| Observation data Epoch J2000.0 |
|
|---|---|
| Constellation (pronunciation) |
Cygnus |
| Right ascension | 20h 43m 23.9569s |
| Declination | +45° 17' 07.765" |
| Apparent magnitude (V) | 8.55 |
| Characteristics | |
| Spectral type | G8III |
| Astrometry | |
| Radial velocity (Rv) | -13 km/s |
| Proper motion (μ) | RA: 10.30 mas/yr Dec.: 13.40 mas/yr |
| Other designations | |
SAO 49991 is a 9th magnitude star in the constellation Cygnus. It is a yellow giant star of the spectral type G8III, meaning it has a surface temperature of 5,000 to 6,000 Kelvin. It is therefore around the same temperature as our Sun, but larger and brighter.[1] It can be found within one degree of the star Deneb.[2]
[edit] References
- ^ a b Simbad Query Result. Simbad. Retrieved on October 13, 2007.
- ^ Autostar Suite Astronomer Edition. CD-ROM. Meade, April 2006.
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