EW Aquarii

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EW Aquarii
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 21h 11m 41.3379s
Declination −14° 28′ 20.559″
Apparent magnitude (V) 6.466
Characteristics
Spectral type Fm
U−B color index 0.14
B−V color index 0.28
Variable type Delta Scuti
Astrometry
Radial velocity (Rv) -39.2 km/s
Proper motion (μ) RA: 38.52 mas/yr
Dec.: 0.10 mas/yr
Parallax (π) 7.43 ± 0.93 mas
Distance approx. 440 ly
(approx. 130 pc)
Absolute magnitude (MV) 6.749
Details
Mass 1.7 M
Radius 1.4 R
Luminosity L
Temperature 6,000–7,500 K
Other designations
BD-15° 5908, HD 201707, FK5 5868, SAO 164204, HIP 104634, HR 8102.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

EW Aquarii is a Delta Scuti variable star.

References[edit]