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.

36 Aquarii

Observation data Epoch J2000      Equinox J2000
Constellation	Aquarius
Right ascension	22^h 09^m 26.87980^s[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
36 Aqr, BD−08° 5817, HD 210269, HIP 109369, SAO 145905[6]
Database references
SIMBAD	data

References

1. 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.
2. 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.
3. 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.
4. Mermilliod, J.-C. (1986). "Compilation of Eggen's UBV data, transformed to UBV (unpublished)". Catalogue of Eggen's UBV Data. Bibcode:1986EgUBV........0M.
5. Wilson, Ralph Elmer (1953). "General catalogue of stellar radial velocities". Carnegie Institute Washington D.C. Publication. Bibcode:1953GCRV..C......0W.
6. "* 36 Aqr". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 6 August 2017.