Key facts
- Constellation
- Cetus
- Right ascension
- 00 43 35.37090
- Declination
- −17 ° 59 ′ 11.7827 ″
- Evolutionary stage
- Red clump
- Spectral type
- K0 III
- U b color index
- +0.88
- B v color index
- +1.01
- Variable type
- Suspected
via Wikipedia infobox
Wikidata facts
- Mass
- 2.8
- Image
- Bceti xray.jpg
Show 15 more facts
- spectral class
- G9.5IIICH-1
- catalog code
- TIC 114434141
- stellar rotational velocity
- 5.8
- apparent magnitude
- -0.23
- effective temperature
- 4800
- surface gravity
- 300
- metallicity
- -0.11
- right ascension
- 10.897378736
- declination
- -17.986606316
- parallax
- 33.86
- radial velocity
- 13.257
- absolute magnitude
- -0.13
- right ascension component of proper motion
- 232.79
- declination component of proper motion
- 32.71
- Commons category
- Beta Ceti
via Wikidata · CC0
~4 min read
Article
Beta Ceti is the brightest star in the constellation of Cetus. It is officially named Diphda, pronounced /ˈdɪfdə/; Beta Ceti is its Bayer designation, which is Latinized from β Ceti and abbreviated Beta Cet and β Cet. Although designated 'beta', it is actually brighter than the 'alpha' star in the constellation, Menkar, by half a magnitude. This orange giant is easy to identify due to its location in an otherwise dark section of the celestial sphere. Based on parallax measurements, it lies at an estimated distance of 96.3 light-years (29.5 parsecs) from the Sun.
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