![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Gemini_IAU.svg/640px-Gemini_IAU.svg.png&w=640&q=50)
Epsilon Geminorum
Star in the constellation Gemini / From Wikipedia, the free encyclopedia
Dear Wikiwand AI, let's keep it short by simply answering these key questions:
Can you list the top facts and stats about Epsilon Geminorum?
Summarize this article for a 10 year old
SHOW ALL QUESTIONS
Epsilon Geminorum or ε Geminorum, formally named Mebsuta /mɛbˈsuːtə/,[11][12] is a star in the constellation of Gemini, on the outstretched right 'leg' of the twin Castor. The apparent visual magnitude of +3.06[2] makes it one of the brighter stars in this constellation. The distance to this star is determined at 860 light-years (260 parsecs).[6]
Quick Facts Observation data Epoch J2000 Equinox J2000, Constellation ...
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Gemini |
Right ascension | 06h 43m 55.927s[1] |
Declination | +25° 07′ 52.06″[1] |
Apparent magnitude (V) | +3.06[2] |
Characteristics | |
Spectral type | G8 Ib[3] |
U−B color index | +1.46[4] |
B−V color index | +1.40[4] |
Astrometry | |
Radial velocity (Rv) | +8.09±0.14[5] km/s |
Proper motion (μ) | RA: −4.835 mas/yr[1] Dec.: −11.78 mas/yr[1] |
Parallax (π) | 3.748 ± 0.184 mas[1] |
Distance | 861+52 −39 ly (264+16 −12 pc)[6] |
Absolute magnitude (MV) | −3.90[7] |
Details | |
Mass | 5.29±0.04[8] – 8.33[9] M☉ |
Radius | 130.2+5.5 −6[8] – 148[9] R☉ |
Luminosity | 7,780[9] L☉ |
Surface gravity (log g) | 0.76[8] cgs |
Temperature | 4463±163[9] K |
Metallicity [Fe/H] | 0.15±0.07[10] dex |
Rotational velocity (v sin i) | 8.7±1.0[5] km/s |
Age | 100[8] Myr |
Other designations | |
Database references | |
SIMBAD | data |
Close