36 Aquarii
36 Aquarii (abbreviated 36 Aqr) is a yellow giant star or subgiant star in the constellation of Aquarius. 36 Aquarii is its Flamsteed designation. It is approximately 520 light-years from Earth.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Aquarius |
| Right ascension | 22h 09m 26.87980s[1] |
| Declination | −08° 11′ 08.6206″[1] |
| Apparent magnitude (V) | 6.984[2] |
| Characteristics | |
| Spectral type | G8/K0III/IV[3] |
| U−B color index | +0.67[4] |
| B−V color index | +0.97[4] |
| Astrometry | |
| Radial velocity (Rv) | -45.7 ± 2[5] km/s |
| Proper motion (μ) | RA: 62.21[1] mas/yr Dec.: 49.69[1] mas/yr |
| Parallax (π) | 5.98 ± 0.60[1] mas |
| Distance | approx. 550 ly (approx. 170 pc) |
| Other designations | |
| 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.
- Høg, E.; et al. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics. 355: L27–L30. Bibcode:2000A&A...355L..27H.
- Houk, N.; Swift, C. (1999). "Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5". Michigan Spectral Survey. 5. Bibcode:1999MSS...C05....0H.
- Mermilliod, J.-C. (1986). "Compilation of Eggen's UBV data, transformed to UBV (unpublished)". Catalogue of Eggen's UBV Data. Bibcode:1986EgUBV........0M.
- Wilson, Ralph Elmer (1953). "General catalogue of stellar radial velocities". Carnegie Institute Washington D.C. Publication. Bibcode:1953GCRV..C......0W.
- "* 36 Aqr". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 6 August 2017.
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