IZ Aquarii

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IZ Aquarii

IZ Aquarii
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 21h 34m 42.7689s
Declination +01° 49′ 44.981″
Apparent magnitude (V) 6.53
Characteristics
Spectral type M3
B−V color index 1.389
Variable type Irregular
Astrometry
Proper motion (μ) RA: 13.22 mas/yr
Dec.: -11.36 mas/yr
Parallax (π) 2.10 ± 0.92 mas
Distance approx. 1,600 ly
(approx. 500 pc)
Absolute magnitude (MV) 7.92
Details
Mass 0,4 M
Radius 0,5 R
Luminosity 0,04 L
Temperature 2,000–3,500 K
Metallicity ?
Rotation 0.9775 days
Age ? years
Other designations
V* IZ Aqr, GC 30209, IRAS 21321+0136, SAO 126901, AG+01° 2614, GSC 00542-00105, IRC +00504, BD+01° 4503, HD 205358, 2MASS J21344276+0149447, TYC 542-105-1, DO 7488, HIC 106544, PPM 171943, YZ 1 7548, EIC 861, HIP 106544, RAFGL 2782, AAVSO 2129+01.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

IZ Aquarii is a star RR Lyr variable type.

References[edit]