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Gliese 693 
Summary
Gliese 693 is a red dwarf star and a flare star of spectral type M2 located in the constellation Pavo, 18.95 light-years from Earth.[3]
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Pavo |
| Right ascension | 17h 46m 32.4s |
| Declination | −57° 19′ 09″ |
| Apparent magnitude (V) | +10.75 |
| Characteristics | |
| Spectral type | M2.0V |
| Variable type | Flare star |
| Astrometry | |
| Radial velocity (Rv) | 115.00 km/s |
| Proper motion (μ) | RA: −1116.909±0.046[1] mas/yr Dec.: −1353.927±0.047[1] mas/yr |
| Parallax (π) | 169.8042 ± 0.0465 mas[1] |
| Distance | 19.208 ± 0.005 ly (5.889 ± 0.002 pc) |
| Absolute magnitude (MV) | +11.92 |
| Details | |
| Mass | 0.26 M☉ |
| Radius | 0.30 R☉ |
| Luminosity | 0.0015 L☉ |
| Temperature | 3380 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
  Gliese 693 Location of Gliese 693 in the constellation Pavo | |
References edit
- ^ a b c Brown, A. G. A.; et al. (Gaia collaboration) (2021). "Gaia Early Data Release 3: Summary of the contents and survey properties". Astronomy & Astrophysics. 649: A1. arXiv:2012.01533. Bibcode:2021A&A...649A...1G. doi:10.1051/0004-6361/202039657. S2CID 227254300. (Erratum: doi:10.1051/0004-6361/202039657e). Gaia EDR3 record for this source at VizieR.
- ^ Gliese, W.; Jahreiß, H. (1991). "Gl 693". Preliminary Version of the Third Catalogue of Nearby Stars.
- ^ a b Perryman; et al. (1997). "HIP 86990". The Hipparcos and Tycho Catalogues.
- ^ Porter, J. G.; Yowell, E. J.; Smith, E. S. (1930). "A catalogue of 1474 stars with proper motion exceeding four-tenths year". Publications of the Cincinnati Observatory. 20: 1–32. Bibcode:1930PCinO..20....1P. Page 24 (Ci 20 1061).
- ^ Luyten, Willem Jacob (1979). "LHS 454". LHS Catalogue, 2nd Edition.
- ^ Luyten, Willem Jacob (1979). "NLTT 45375". NLTT Catalogue.
- ^ Van Altena W. F.; Lee J. T.; Hoffleit E. D. (1995). "GCTP 4040". The General Catalogue of Trigonometric Stellar Parallaxes (Fourth ed.).
- ^ Perryman; et al. (1997). "HIP 86990". The Hipparcos and Tycho Catalogues.