Eta Hydrae
Sign in to saveAlso known as 7 Hydrae, HD 74280, 7 Hya, η Hya, η Hydrae, HIP 42799, HIC 42799, HR 3454
variable star in the constellation Hydra
Astronomical data · SIMBAD
- Object type
- bC*
- Spectral type
- B3V
- Distance
- 511 light-years
- Redshift
- z = 0.000053705261454428666
- Coordinates
- RA 130.8061° · Dec 3.3987°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Wikidata facts
- Constellation
- Hydra
- Distance from Earth
- 131.3577
- Radius
- 3.9
- Variable-star type
- Beta Cephei variable
Show 15 more facts
- catalog code
- UBV M 14621
- spectral class
- B3VSB
- apparent magnitude
- 4.800
- right ascension
- 130.80614580292
- declination
- 3.39866297528
- effective temperature
- 16154
- parallax
- 5.56
- stellar rotational velocity
- 99.2
- radial velocity
- 28
- epoch
- J2000.0
- absolute magnitude
- -1.48
- luminosity
- 2680
- right ascension component of proper motion
- -24
- declination component of proper motion
- -5
- surface gravity
- 10000
Sources (2)
via Wikidata · CC0