Delta Canis Majoris

Also known as Wezen, 25 Canis Majoris, HD 54605, 25 CMa, δ CMa, δ Canis Majoris, SACS 156, ROT 1146

star

In the Vinony graph

Vinony's link graph records 111 inbound references to Delta Canis Majoris, and connects out to year, light-year and Canis Major.

It sits within the topics Bayer objects, Brightest stars and Bright Star Catalogue objects.

Vinony links it to 32 Wikipedia language editions.

Key facts

Constellation: Canis Major
Right ascension: 07 08 23.48608
Declination: −26 ° 23 ′ 35.5474 ″
Spectral type: F8 Ia
U b color index: +0.584
B v color index: +0.67
Variable type: Suspected

via Wikipedia infobox

Wikidata facts

Constellation: Canis Major
Variable-star type: Alpha Cygni variable
Image: Canis major constellation map.png

Show 17 more facts

catalog code: UBV M 40652
spectral class: F8p
stellar rotational velocity: 13.4
apparent magnitude: 0.39
metallicity: 0.24
right ascension: 107.09785021417
declination: -26.39319957889
effective temperature: 6380
radial velocity: 34.7
epoch: J2000.0
parallax: 2.03
surface gravity: 4.9
luminosity: 82000
absolute magnitude: -6.86
right ascension component of proper motion: -4
declination component of proper motion: 3
age estimated by a dating method: 12

Sources (3)

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Encyclopedic overview

Delta Canis Majoris is a supergiant star in the constellation of Canis Major. It is formally named Wezen (/ˈwiːzən/); Delta Canis Majoris is its Bayer designation. At an apparent magnitude of +1.83, it is the third-brightest star in the constellation. Based on parallax measurements, it is located at a distance of approximately 1,600 light years. Since 1943, the spectrum of this star has served as one of the stable anchor points by which other stars are classified.

Observation

Excerpted from Wikipedia’s “Delta Canis Majoris” article, available under the CC BY-SA 4.0 licence.