HAT-P-8
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HAT-P-8 is a magnitude 10 star located 700 light-years away in Pegasus. It is a F-type star about 28% more massive than the Sun. Two red dwarf companions have been detected around HAT-P-8. The first has a spectral type of M5V and has a mass of . The second is even less massive, at , and its spectral type is M6V.
Astronomical data · SIMBAD
- Object type
- PM*
- Spectral type
- F8V
- Distance
- 700 light-years
- Redshift
- z = -0.00007502242211010479
- Coordinates
- RA 343.0411° · Dec 35.4471°
via SIMBAD · CDS Strasbourg
Wikidata facts
Show 17 more facts
- catalog code
- TOI-5960
- spectral class
- F7IV-V
- effective temperature
- 6401.79
- parallax
- 4.6606
- apparent magnitude
- 10.15379
- radial velocity
- -24.65
- epoch
- J2000.0
- metallicity
- 0.048
- absolute magnitude
- 3.48
- luminosity
- 2.908021
- stellar rotational velocity
- 10.94
- surface gravity
- 14000
- age estimated by a dating method
- 3.4
- right ascension component of proper motion
- 74.676
- declination component of proper motion
- 14.944
- right ascension
- 343.04109849473
- declination
- 35.44711345079
Sources (2)
via Wikidata · CC0
~1 min read
Encyclopedic overview
4 sectionsContents
- Planetary system
- See also
- References
- External links
HAT-P-8 is a magnitude 10 star located 700 light-years away in Pegasus. It is a F-type star about 28% more massive than the Sun. Two red dwarf companions have been detected around HAT-P-8. The first has a spectral type of M5V and has a mass of . The second is even less massive, at , and its spectral type is M6V.
==Planetary system== In 2008 the HATNet Project announced the discovery of extrasolar planet HAT-P-8b around this star. This planet is a hot Jupiter gas giant planet.
Excerpted from Wikipedia’s “HAT-P-8” article, available under the CC BY-SA 4.0 licence.