Iota Aquarii

Iota Aquarii
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**ι Aquarii**
Observation data Epoch J2000 Equinox J2000
Constellation	Aquarius
Right ascension	22^h 06^m 26.2297^s
Declination	-13° 52′ 10.845″
Apparent magnitude (V)	4.281
Characteristics
Spectral type	B8V
U-B color index	-0.29
B-V color index	-0.07
Astrometry
Radial velocity (R_v)	-10 km/s
Proper motion (μ)	RA: 40.45 mas/yr Dec.: -57.16 mas/yr
Parallax (π)	18.9 ± 0.95 mas
Distance	173 ± 9 ly (53 ± 3 pc)
Absolute magnitude (M_V)	3.219
Details

Mass	18 M_☉
Radius	7 R_☉
Luminosity	20,000 L_☉
Temperature	10,000–30,000 K
Metallicity	?
Rotation	0,005749 Year
Age	? years

Other designations
33 Aquarii, GSC 05808-01683, N30 4871, TD1 28764, HD 209819, PMC 90-93 579, TYC 5808-1683-1, BD-14° 6209, HIC 109139, PPM 239801, UBV M 26114, FK5 828, HIP 109139, ROT 3210, UBV 18878, GC 30914, HR 8418, SACS 482, uvby98 100209819, GCRV 13886, IRAS 22037-1406, SAO 164861, YZ 104 8274, JP11 3449.
Database references
SIMBAD	data

Iota Aquarii (ι Aqr / ι Aquarii) is a star in the constellation Aquarius.

Iota Aquarii is a blue-white B-type subgiant with an apparent magnitude of +4.29. It is approximately 173 light years from Earth.

Location

Aquarius Constellation

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