QS Aquilae

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QS Aquilae
Observation data
Epoch J2000      Equinox J2000
Constellation Aquila
Right ascension 19h 41m 05.5283s
Declination +13° 48′ 56.454″
Apparent magnitude (V) 5.988
Characteristics
Spectral type B5V
U−B color index -0.52
B−V color index -0.08
Variable type Algol variable
Astrometry
Radial velocity (Rv) -14.2 km/s
Proper motion (μ) RA: 0.00 mas/yr
Dec.: -10.95 mas/yr
Parallax (π) 1.98 ± 0.82 mas
Distance approx. 1,600 ly
(approx. 500 pc)
Absolute magnitude (MV) 5.907
Details
Mass 4.5–6 M
Radius 3.8 R
Luminosity L
Temperature 17500 K
Metallicity ?
Rotation 58 Km/s
0,006881 Year
Age ? years
Orbit
Companion QS Aquilae B
Semi-major axis (a) 0,2"
Inclination (i) 313°
duration of the eclipse 17% of period
the duration of
the light constancy
phase at minimum
light is equal to zero
Other designations
GCRV 12066, IDS 19365+1335 AB, UBV M 24037, KUI 93AB, 2MASS J19410553+1348565, uvby98 100185936 ABV, KUI 93, GSC 01069-03884, PPM 136767, YZ 13 7396, AG+13° 1968, HD 185936, SAO 105132, WDS J19411+1349, BD+13° 4098, HGAM 772, SBC7 763, WDS J19412+1349, CCDM J19411+1349AB, HIC 96840, WDS J1941.1+1349, FK5 3574, HIP 96840, TD1 25237, GC 27235, HR 7486, TYC 1069-3884-1.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

QS Aquilae is eclipsing binary of Algol type.

References[edit]