Sigma Ophiuchi
Sign in to saveAlso known as 49 Ophiuchi, HD 157999, 49 Oph, σ Ophiuchi, σ Oph, RAFGL 1969, GSC 00409-01922, PLX 3960
star in the constellation Ophiuchus
Wikidata facts
- Instance of
- bright giant
- Constellation
- Ophiuchus
- Distance from Earth
- 266.113
- Radius
- 73.25
- Mass
- 4.87
Show 16 more facts
- spectral class
- K2
- catalog code
- WISEA J172630.87+040825.2
- parallax
- 3.7578
- stellar rotational velocity
- 4.2
- apparent magnitude
- 3.818025
- effective temperature
- 4104
- radial velocity
- -27.259
- epoch
- J2000.0
- metallicity
- -0.05
- surface gravity
- 33
- luminosity
- 2047
- absolute magnitude
- -3.44
- right ascension component of proper motion
- 1.459
- declination component of proper motion
- 6.76
- right ascension
- 261.62866972303
- declination
- 4.14035937929
Sources (2)
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