HD 171872
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| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Lyra |
| Right ascension | 18h 35m 21.5303s |
| Declination | +38° 53' 41.449" |
| Apparent magnitude (V) | 6.96 |
| Characteristics | |
| Spectral type | A0 |
| U−B color index | +0.03 |
| B−V color index | +0.03 |
| Astrometry | |
| Proper motion (μ) | RA: -14.40 mas/yr Dec.: 0.20 mas/yr |
| Other designations | |
HD 171872 is a 7th magnitude star in the constellation Lyra. It is a white star of the spectral type A0, meaning it possesses a surface temperature of about 11,000 kelvin, which is almost twice as hot as the surface of our Sun.[1] It can be found within 30 arcminutes of the star Vega.[2]
[edit] References
- ^ a b "Simbad Query Result". Simbad. http://simbad.u-strasbg.fr/simbad/sim-id?protocol=html&Ident=SAO+67143&NbIdent=1&Radius=2&Radius.unit=arcmin&submit=submit+id. Retrieved October 13, 2007.
- ^ Autostar Suite Astronomer Edition. CD-ROM. Meade, April 2006.
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