|
gptkbp:instanceOf
|
gptkb:star
white dwarf
|
|
gptkbp:age
|
5 billion years
|
|
gptkbp:apparentMagnitude
|
11.99
9.872
|
|
gptkbp:catalogueNumber
|
gptkb:PLX_1837
gptkb:BD+05°1668
gptkb:Gliese_273
gptkb:HIP_36208
gptkb:LHS_33
gptkb:Wolf_358
LTT 12021
2MASS J07272450+0513329
G 99-49
LFT 559
Ross 579
SAO 115700
|
|
gptkbp:constellation
|
gptkb:Canis_Minor
|
|
gptkbp:declination
|
+05° 13′ 32″
|
|
gptkbp:diameter
|
0.29 solar radii
|
|
gptkbp:discoveredBy
|
gptkb:Willem_Jacob_Luyten
|
|
gptkbp:discoveredIn
|
1935
|
|
gptkbp:distanceFromEarth
|
12.36 light-years
|
|
gptkbp:habitableZone
|
0.09–0.18 AU
|
|
gptkbp:hasExoplanet
|
gptkb:GJ_273b
gptkb:GJ_273c
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
GJ 273
|
|
gptkbp:isFlareStar
|
No
|
|
gptkbp:luminosity
|
0.013 solar luminosities
|
|
gptkbp:mass
|
0.29 solar masses
|
|
gptkbp:metallicity
|
−0.01 [Fe/H]
|
|
gptkbp:nearestCity
|
gptkb:Lalande_21185
gptkb:Sirius
gptkb:Epsilon_Eridani
gptkb:Ross_128
gptkb:Procyon
|
|
gptkbp:notableFor
|
proximity to Earth
target of METI message (2017)
|
|
gptkbp:otherName
|
gptkb:Luyten's_Star
|
|
gptkbp:parallax
|
264.2511 mas
|
|
gptkbp:properMotionRA
|
−477.10 mas/yr
−580.27 mas/yr
|
|
gptkbp:radialVelocity
|
−10.4 km/s
|
|
gptkbp:rightAscension
|
07h 27m 24.5s
|
|
gptkbp:rotationPeriod
|
99 days
|
|
gptkbp:solarNeighborhood
|
Yes
|
|
gptkbp:spectralType
|
M3.5V
|
|
gptkbp:temperature
|
3382 K
|
|
gptkbp:bfsParent
|
gptkb:Luyten's_Star
gptkb:Luyten_145-141
gptkb:Luyten_271-25
|
|
gptkbp:bfsLayer
|
8
|