HD 182475

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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
V1691 Aql, BD-05° 4964, HD 180555, HIP 95453, HR 7366, SAO 143373.
Database references
SIMBAD data

HD 182475 is a Delta Scuti variable[4] star in the equatorial constellation of Aquila.

References[edit]

  1. ^ a b c d e van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752Freely accessible. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. 
  2. ^ a b c 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 
  3. ^ a b 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/0610785Freely accessible, Bibcode:2007A&A...463..671R, doi:10.1051/0004-6361:20065224 
  4. ^ a b 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 
  5. ^ a b 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:1208.2037Freely accessible, Bibcode:2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x 

External links[edit]