From Wikipedia, the free encyclopedia
Star in the constellation Aquarius
HD 210434
is a
subgiant star
[3]
in the equatorial
constellation
of
Aquarius
. According to the
Bortle scale
, an
apparent magnitude
of six means this star is faintly visible to the naked eye from dark rural skies. It is an estimated 630 million years old with 2.4 times the
mass of the Sun
.
[3]
References
[
edit
]
- ^
a
b
c
d
e
van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction",
Astronomy and Astrophysics
,
474
(2): 653?664,
arXiv
:
0708.1752
,
Bibcode
:
2007A&A...474..653V
,
doi
:
10.1051/0004-6361:20078357
,
S2CID
18759600
- ^
a
b
c
d
Soubiran, C.; et al. (June 2010), "The PASTEL catalogue of stellar parameters",
Astronomy and Astrophysics
,
515
: A111,
arXiv
:
1004.1069
,
Bibcode
:
2010A&A...515A.111S
,
doi
:
10.1051/0004-6361/201014247
,
S2CID
118362423
- ^
a
b
c
d
e
f
g
h
i
j
k
Randich, S.; et al. (August 1999), "Lithium in population I subgiants",
Astronomy and Astrophysics
,
348
: 487?500,
Bibcode
:
1999A&A...348..487R
- ^
Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)",
Catalogue of Eggen's UBV Data. SIMBAD
,
Bibcode
:
1986EgUBV........0M
- ^
Wilson, R. E. (1953), "General Catalogue of Stellar Radial Velocities",
Carnegie Institute Washington D.C. Publication
, Carnegie Institute of Washington D.C.,
Bibcode
:
1953GCRV..C......0W
External links
[
edit
]