LP 890-9
Appearance
red dwarf star with earth-like planet
mass
૦.૧૧૮±૦.૦૦૨ solar mass[૨]
catalog code
નક્ષત્ર
Eridanus[૪]
આશ્રિત ખગોળીય પદાર્થ
LP 890-9 b
series ordinal: b
LP 890-9 c
series ordinal: c
distance from Earth
૩૨.૩૨૮૪±૦.૦૪૩૬ પારસેક[૫]
parallax
૩૦.૯૩૨૬±૦.૦૪૧૮ milliarcsecond[૫]
declination component of proper motion
−૨૫૧.૧૪૫±૦.૦૪૭ milliarcsecond per year[૫]
right ascension component of proper motion
૨૧૮.૫૬૯±૦.૦૩૬ milliarcsecond per year[૫]
spectral class
M5[૬]
apparent magnitude
radius
૦.૧૫૫૬±૦.૦૦૮૬ solar radius[૨]
right ascension
૬૪.૧૨૯૮૪૦૬૫૧૬૯૬૨૪ degree[૫]
declination
−૨૮.૩૧૪૭૦૯૫૩૭૯૨૩૩૪ degree[૫]
effective temperature
૨,૮૫૦±૭૫ કેલ્વિન[૨]
age estimated by a dating method
૭.૨±૩.૧ gigaannum[૨]
સંદર્ભ
- ↑ ૧.૦૦ ૧.૦૧ ૧.૦૨ ૧.૦૩ ૧.૦૪ ૧.૦૫ ૧.૦૬ ૧.૦૭ ૧.૦૮ ૧.૦૯ સિમ્બાદ
- ↑ ૨.૦ ૨.૧ ૨.૨ ૨.૩ Extrasolar Planets Encyclopaedia, lp_890_9_b--8385, Two temperate super-Earths transiting a nearby late-type M dwarf
- ↑ Extrasolar Planets Encyclopaedia, lp_890_9_b--8385
- ↑ inferred from equatorial coordinates
- ↑ ૫.૦ ૫.૧ ૫.૨ ૫.૩ ૫.૪ ૫.૫ Gaia Early Data Release 3, સિમ્બાદ
- ↑ Meeting the cool neighbors. III. Spectroscopy of northern NLTT stars, સિમ્બાદ
- ↑ Gaia Data Release 2