V4199 Sagittarii
V4199 Sagittarii is a star in the constellation Sagittarius.[3] It is a slowly pulsating B star that varies between apparent magnitudes 6.22 and 6.28 over a period of 1.23825 days.[5]
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Sagittarius |
| Right ascension | 19h 21m 37.11341s[1] |
| Declination | −19° 14′ 04.0071″[1] |
| Apparent magnitude (V) | 6.26[2] |
| Characteristics | |
| Spectral type | B5III[3] |
| Variable type | Slowly pulsating B star |
| Astrometry | |
| Radial velocity (Rv) | -23.30 ± 7.4[4] km/s |
| Proper motion (μ) | RA: 2.52[1] mas/yr Dec.: -11.81[1] mas/yr |
| Parallax (π) | 4.17 ± 0.38[1] mas |
| Distance | 780 ± 70 ly (240 ± 20 pc) |
| Other designations | |
173 G. Sagittarii, BD−19° 5412, HD 181558, HIP 95159, SAO 162511, HR 7339 | |
| Database references | |
| SIMBAD | data |
References
- van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.
- Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237. Bibcode:2002yCat.2237....0D.
- "V* V4199 Sgr". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 12 August 2013.
- Kharchenko, N. V.; et al. (2007). "Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ~55000 stars and mean radial velocities of 516 Galactic open clusters and associations". Astronomische Nachrichten. 328 (9): 889. arXiv:0705.0878. Bibcode:2007AN....328..889K. doi:10.1002/asna.200710776.
- Otero, Sebastian (10 February 2012). "V4199 Sgr". The International Variable Star Index. Retrieved 14 July 2014.
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