- References
{{Starbox begin
| name = IZ Aquarii
}}{{Starbox observe
| epoch = J2000
| constell = Aquarius
| ra = {{RA|21|34|42.768123}}[1]
| dec = {{DEC|+01|49|44.95678}}[1]
| appmag_v = {{nowrap|6.41[3] (6.23 - 6.47)[4]}}
}}{{Starbox character
| type =
| class = M4 III[5]
| b-v = {{Val|1.398|0.015}}[3]
| u-b =
| variable =
}}{{Starbox astrometry
| radial_v = {{Val|−20.48|0.26}}[3]
| prop_mo_ra = +13.153[1]
| prop_mo_dec = −8.518[1]
| parallax = 3.4739
| p_error = 0.2458
| parallax_footnote = [1]
| absmag_v = −0.75[3]
}}{{Starbox detail
| source =
| mass =
| radius =
| luminosity = 390.92[3]
| gravity =
| temperature =
| metal_fe =
| rotational_velocity =
| rotation =
| age_myr =
}}{{Starbox catalog
| names={{odlist | V=IZ Aqr | BD=+01° 4503 | FK5=5868 | HD=205358 | HIP=106544 | HR= | SAO=126901 |AAVSO=2129+01 | GC=30209 | IRAS=21321+0136 | AG=+01° 2614 | GSC=00542-00105 | IRC=+00504 | 2MASS=J21344276+0149447 | TYC=542-105-1 | DO=7488 | PPM=171943 | YZ=1 7548 | EIC=861 | RAFGL=2782 }}
}}{{Starbox reference
| Simbad = HD+205358
}}{{Starbox end}}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.[4]References1. ^1 2 3 4 5 {{cite DR2}}
2. ^1 2 {{cite web|url=http://www.aavso.org/vsx/index.php?view=detail.top&oid=1088 |title=IZ Aquarii |author =Watson, Christopher |date=4 January 2010 |work=The International Variable Star Index|publisher=American Association of Variable Star Observers|accessdate=13 July 2015}}
3. ^1 {{cite journal|bibcode=1999MSS...C05....0H|title=Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5|journal=Michigan Spectral Survey|volume=05|pages=0|author1=Houk|first1=N.|last2=Swift|first2=C.|year=1999}}
4. ^1 2 3 4 5 {{cite journal | title=XHIP: An extended hipparcos compilation | last1=Anderson | first1=E. | last2=Francis | first2=Ch. | journal=Astronomy Letters | volume=38 | issue=5 | pages=331 | year=2012 | bibcode=2012AstL...38..331A | doi=10.1134/S1063773712050015 | arxiv=1108.4971 }}
}}{{Stars of Aquarius}}{{var-star-stub}}{{giant-star-stub}} 8 : M-type giants|Slow irregular variables|Aquarius (constellation)|2MASS objects|Durchmusterung objects|Henry Draper Catalogue objects|Hipparcos objects|Objects with variable star designations |