9 Aurigae
Appearance
star system in the constellation Auriga
mass
૧.૯૭ solar mass
catalog code
9 Aur
catalog: Flamsteed designation
WEB 4640[૨]
catalog: Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
નક્ષત્ર
Auriga[૬]
distance from Earth
૨૬.૯૮૭±૦.૦૯૯૮ પારસેક[૭]
stellar rotational velocity
૧૬.૪ kilometre per second[૮]
parallax
૩૭.૦૫૫૧±૦.૧૩૭૧ milliarcsecond[૭]
declination component of proper motion
−૧૭૧.૮૨૨±૦.૧૨૭ milliarcsecond per year[૭]
right ascension component of proper motion
−૨૮.૫૫૭±૦.૧૮૩ milliarcsecond per year[૭]
type of variable star
Gamma Doradus variable[૪]
spectral class
F2V[૧૨]
apparent magnitude
absolute magnitude
૨.૮૮
metallicity
−૦.૪[૧૪]
radius
૧.૫૬ solar radius
schematic
right ascension
૭૬.૬૬૯૨૯૪૧૮૦૩૭ degree[૭]
declination
૫૧.૫૯૭૭૨૧૯૪૪૦૯ degree[૭]
effective temperature
૬,૮૦૦ કેલ્વિન[૧૪]
surface gravity
૪,૦૦૦ centimetre per square second[૧૪]
સંદર્ભ
- ↑ Freebase Data Dumps, ૨૮ ઓક્ટોબર 2013
- ↑ ૨.૦૦ ૨.૦૧ ૨.૦૨ ૨.૦૩ ૨.૦૪ ૨.૦૫ ૨.૦૬ ૨.૦૭ ૨.૦૮ ૨.૦૯ ૨.૧૦ ૨.૧૧ ૨.૧૨ ૨.૧૩ ૨.૧૪ ૨.૧૫ ૨.૧૬ ૨.૧૭ ૨.૧૮ ૨.૧૯ ૨.૨૦ ૨.૨૧ ૨.૨૨ ૨.૨૩ ૨.૨૪ ૨.૨૫ ૨.૨૬ ૨.૨૭ ૨.૨૮ ૨.૨૯ ૨.૩૦ ૨.૩૧ ૨.૩૨ ૨.૩૩ ૨.૩૪ ૨.૩૫ ૨.૩૬ ૨.૩૭ ૨.૩૮ ૨.૩૯ ૨.૪૦ ૨.૪૧ ૨.૪૨ સિમ્બાદ
- ↑ A catalogue of multiplicity among bright stellar systems
- ↑ ૪.૦ ૪.૧ ૪.૨ General Catalogue of Variable Stars
- ↑ ૫.૦ ૫.૧ ૫.૨ ૫.૩ ૫.૪ ૫.૫ ૫.૬ ૫.૭ ૫.૮ સિમ્બાદ, ૧૩ ઓગસ્ટ 2014
- ↑ inferred from equatorial coordinates
- ↑ ૭.૦ ૭.૧ ૭.૨ ૭.૩ ૭.૪ ૭.૫ Gaia Early Data Release 3, સિમ્બાદ
- ↑ Ca II HK emission in rapidly rotating stars, સિમ્બાદ
- ↑ Calibrating the metallicity of M dwarfs in wide physical binaries with F-, G-, and K-primaries - I: High-resolution spectroscopy with HERMES: stellar parameters, abundances, and kinematics, સિમ્બાદ
- ↑ Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue, સિમ્બાદ
- ↑ The frequency of binaries among normal A-type stars, સિમ્બાદ
- ↑ Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 Parsecs: The Northern Sample. I, સિમ્બાદ
- ↑ http://simbad.u-strasbg.fr/simbad/
- ↑ ૧૪.૦ ૧૪.૧ ૧૪.૨ A new method for the inversion of atmospheric parameters of A/Am stars, સિમ્બાદ
- ↑ Gaia Data Release 2
- ↑ ૧૬.૦ ૧૬.૧ Washington Double Star Catalog