27 Aquilae

27 Aquilae
27 Aquilae
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Aquila
Right ascension 19h 20m 35.6865s[1]
Declination −00° 53′ 31.780″[1]
Apparent magnitude (V) 5.460[1]
Characteristics
Spectral type B9III[1]
U−B color index −0.23[2]
B−V color index −0.04[2]
Astrometry
Radial velocity (Rv) −27 ± 5[1] km/s
Proper motion (μ) RA: 5.63[1] mas/yr
Dec.: 3.10[1] mas/yr
Parallax (π) 6.40 ± 0.88[1] mas
Distance approx. 510 ly
(approx. 160 pc)
Absolute magnitude (MV) −0.5[3]
Details
Rotational velocity (v sin i) 77[2] km/s
Other designations
27 Aql, d Aquilae, d Aql, BD−01 3716, GC 26673, HD 181440, HIP 95073, HR 7336, PPM 180629, SAO 143292.[1]
Database references
SIMBAD data

27 Aquilae (27 Aql) is a B-type giant star in the constellation of Aquila.[1] It has an apparent visual magnitude of approximately 5.460.[1]

References

  1. ^ a b c d e f g h i j k * d Aql -- Star, database entry, SIMBAD. Accessed on line November 10, 2009.
  2. ^ a b c HR 7336, database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50. Accessed on line November 10, 2009.
  3. ^ From apparent magnitude and parallax.



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