HD 182475
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Aquila |
| Right ascension | 19h 25m 01.53339s[1] |
| Declination | −04° 53′ 04.3738″[1] |
| Apparent magnitude (V) | 6.51[2] |
| Characteristics | |
| Spectral type | A9V[3] |
| U−B color index | +0.09[2] |
| B−V color index | +0.33[2] |
| Variable type | δ Sct[4] |
| Astrometry | |
| Proper motion (μ) | RA: 36.65[1] mas/yr Dec.: 2.67[1] mas/yr |
| Parallax (π) | 9.25 ± 1.32[1] mas |
| Distance | approx. 350 ly (approx. 110 pc) |
| Details | |
| Luminosity | 23[5] L☉ |
| Temperature | 6,907[5] K |
| Rotational velocity (v sin i) | 141[3] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 182475 is a Delta Scuti variable[4] star in the equatorial constellation of Aquila.
References
- 1 2 3 4 5 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. - 1 2 3 Cousins, A. W. J. (1964), "Photometric Data for Stars in the Equatorial Zone (Seventh List)", Monthly Notes of the Astronomical Society of Southern Africa, 23: 175, Bibcode:1964MNSSA..23..175C
- 1 2 Royer, F.; Zorec, J.; Gómez, A. E. (February 2007), "Rotational velocities of A-type stars. III. Velocity distributions", Astronomy and Astrophysics, 463 (2): 671–682, arXiv:astro-ph/0610785, Bibcode:2007A&A...463..671R, doi:10.1051/0004-6361:20065224
- 1 2 Rodríguez, E.; López-González, M. J.; López de Coca, P. (June 2000), "A revised catalogue of δ Sct stars", Astronomy and Astrophysics Supplement, 144: 469−474, Bibcode:2000A&AS..144..469R, doi:10.1051/aas:2000221
- 1 2 McDonald, I.; et al. (2012), "Fundamental Parameters and Infrared Excesses of Hipparcos Stars", Monthly Notices of the Royal Astronomical Society, 427 (1): 343–57, arXiv:1208.2037, Bibcode:2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x
External links
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