QV Telescopii
Observation data Epoch J2000.0 Equinox J2000.0 | |
---|---|
Constellation | Telescopium |
Right ascension | 18h 17m 07.53317s[1] |
Declination | −56° 01′ 24.0684″[1] |
Apparent magnitude (V) | +5.36[2] |
Characteristics | |
Evolutionary stage | Be star |
Spectral type | B3IIIpe |
U−B color index | -0.67[2] |
B−V color index | -0.06[2] |
Astrometry | |
Radial velocity (Rv) | 15.00[2] km/s |
Proper motion (μ) | RA: -4.10[1] mas/yr Dec.: -13.30[1] mas/yr |
Parallax (π) | 4.29 ± 0.27[1] mas |
Distance | 760 ± 50 ly (230 ± 10 pc) |
Other designations | |
Database references | |
SIMBAD | data |
QV Telescopii (also catalogued as HR 6819) is a star in the constellation Telescopium. It is a Be star, a rapidly rotating blue-white star with a dusty disk surrounding it. It has a diameter around 3.9 times that of the Sun.[3]
References
- 1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. Bibcode:2007A&A...474..653V. arXiv:0708.1752 . doi:10.1051/0004-6361:20078357. Vizier catalog entry
- 1 2 3 4 "QV Tel". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 10 January 2017.
- ↑ Pasinetti Fracassini, L. E.; Pastori, L.; Covino, S.; Pozzi, A. (2001). "Catalogue of Apparent Diameters and Absolute Radii of Stars (CADARS)". Astronomy & Astrophysics (3rd ed.). 367: 521–24. Bibcode:2001A&A...367..521P. arXiv:astro-ph/0012289 . doi:10.1051/0004-6361:20000451.
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