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EntityQ5098200· pop 7· linked from 51 articles

Sigma Columbae

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Also known as HD 40248

star in the constellation Columba

Astronomical data · SIMBAD

Object type
*
Spectral type
F2III
Distance
1,421 light-years
Redshift
z = 0.00006471352838888222
Coordinates
RA 89.0873° · Dec -31.3824°
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via SIMBAD · CDS Strasbourg

Wikidata facts

Constellation
Columba
Distance from Earth
435.692
Radius
23.61
Show 14 more facts
spectral class
F2III
catalog code
GEN# +1.00040248
apparent magnitude
5.416102
radial velocity
20.0
effective temperature
6667
parallax
2.2952
epoch
J2000.0
stellar rotational velocity
73.4
absolute magnitude
-2.730
right ascension component of proper motion
0.692
declination component of proper motion
6.51
age estimated by a dating method
400
right ascension
89.08726344451
declination
-31.38243892075
Sources (3)

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