HD 218061

HD 218061
Observation data
Epoch J2000      Equinox ICRS
Constellation Aquarius
Right ascension 23h 05m 12.854s
Declination −17° 04′ 45.28″
Apparent magnitude (V) 6.14
Characteristics
Evolutionary stage red giant branch
Spectral type K4III
Astrometry
Radial velocity (Rv)14.67±0.17 km/s
Proper motion (μ) RA: −40.851 mas/yr
Dec.: −37.904 mas/yr
Parallax (π)5.2458±0.0418 mas
Distance622 ± 5 ly
(191 ± 2 pc)
Absolute magnitude (MV)−0.31
Details
Mass1.8 M☉
Radius25 R☉
Luminosity196 L☉
Surface gravity (log g)1.50 cgs
Temperature4,291 K
Metallicity [Fe/H]−0.20 dex
Age1.6 Gyr
Other designations
BD−17°6661, HD 218061, HIP 113998, HR 8783, SAO 165481
Database references
SIMBADdata

HD 218061 is a class K4III (orange giant) star in the constellation Aquarius. Its apparent magnitude is 6.14 and it is approximately 622 light years away based on parallax.

It has a companion B of apparent magnitude 11.4 and separation 55.1".

References

  1. 1 2 Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331. arXiv:1108.4971. Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015.
  2. 1 2 3 4 5 6 7 8 Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.
  3. ↑ Høg, E.; Fabricius, C.; Makarov, V. V.; Urban, S.; Corbin, T.; Wycoff, G.; Bastian, U.; Schwekendiek, P.; Wicenec, A. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics. 355. Bibcode:2000A&A...355L..27H.
  4. ↑ Houk, N.; Smith-Moore, M. (1988). "Michigan Catalogue of Two-dimensional Spectral Types for the HD Stars. Volume 4, Declinations -26°.0 to -12°.0". Michigan Catalogue of Two-dimensional Spectral Types for the HD Stars. Volume 4. 4. Bibcode:1988mcts.book.....H.
  5. ↑ Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
  6. 1 2 3 Fetherolf, Tara; Pepper, Joshua; Simpson, Emilie; Kane, Stephen R.; Močnik, Teo; English, John Edward; Antoci, Victoria; Huber, Daniel; Jenkins, Jon M.; Stassun, Keivan; Twicken, Joseph D.; Vanderspek, Roland; Winn, Joshua N. (2023). "Variability Catalog of Stars Observed during the TESS Prime Mission". The Astrophysical Journal Supplement Series. 268 (1): 4. arXiv:2208.11721. Bibcode:2023ApJS..268....4F. doi:10.3847/1538-4365/acdee5.
  7. 1 2 Matsuno, Tadafumi; Starkenburg, Else; Balbinot, Eduardo; Helmi, Amina (2024). "Improving metallicity estimates for very metal-poor stars in the Gaia DR3 GSP-Spec catalog". Astronomy and Astrophysics. 685: A59. arXiv:2212.11639. Bibcode:2024A&A...685A..59M. doi:10.1051/0004-6361/202245762.
  8. ↑ "HD 218061". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2025-04-29.
  9. ↑ Catalog of Components of Double and Multiple Stars, CCDM J23052-1705B (accessed 20 September 2015)