IZ Aquarii

IZ Aquarii
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 21h 34m 42.76901s
Declination +01° 49′ 44.918″
Apparent magnitude (V) 6.23 - 6.47[1]
Characteristics
Spectral type M4III[2]
B−V color index 1.38
Variable type irregular variable
Astrometry
Proper motion (μ) RA: 13.49 ± 0.54 mas/yr
Dec.: -10.14 ± 0.33 mas/yr
Parallax (π)3.62 ± 0.49 mas
Distanceapprox. 900 ly
(approx. 280 pc)
Details
Other designations
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
SIMBADdata

IZ Aquarii is a red giant star in the constellation Aquarius. It is a slow irregular variable that varies between magnitudes 6.23 and 6.47.[1]

References

  1. 1 2 Watson, Christopher (4 January 2010). "IZ Aquarii". The International Variable Star Index. American Association of Variable Star Observers. Retrieved 13 July 2015.
  2. ↑ Houk, N.; Swift, C. (1999). "Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5". Michigan Spectral Survey. 05: 0. Bibcode:1999MSS...C05....0H.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.