HD 220035 is variable star in the equatorial constellation of Aquarius.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Aquarius |
| Right ascension | 23h 20m 40.88873s[1] |
| Declination | −05° 54′ 28.6987″[1] |
| Apparent magnitude (V) | 6.17[2] |
| Characteristics | |
| Spectral type | K0III[3] |
| U−B color index | +0.97[2] |
| B−V color index | +1.07[2] |
| Astrometry | |
| Radial velocity (Rv) | -1.9[4] km/s |
| Proper motion (μ) | RA: -100.38[1] mas/yr Dec.: -58.84[1] mas/yr |
| Parallax (π) | 8.84 ± 0.52 mas[1] |
| Distance | 370 ± 20 ly (113 ± 7 pc) |
| Other designations | |
| Database references | |
| SIMBAD | data |
References
edit- ^ a b c d e 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. S2CID 18759600.
- ^ a b c Johnson, H. L.; et al. (1966), "UBVRIJKL photometry of the bright stars", Communications of the Lunar and Planetary Laboratory, 4 (99): 99, Bibcode:1966CoLPL...4...99J
- ^ Cowley, A. P.; Bidelman, W. P. (February 1979), "MK spectral types for some F and G stars", Publications of the Astronomical Society of the Pacific, 91: 83–86, Bibcode:1979PASP...91...83C, doi:10.1086/130446
- ^ Gontcharov, G. A. (November 2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759–771. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065. S2CID 119231169.
External links
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