|
gptkbp:instanceOf
|
white dwarf
|
|
gptkbp:age
|
3 billion years
|
|
gptkbp:alternativeName
|
Van Maanen 2
|
|
gptkbp:apparentMagnitude
|
14.19
12.374
|
|
gptkbp:catalogueNumber
|
gptkb:GJ_35
gptkb:Gliese_35
gptkb:HIP_3829
gptkb:LHS_7
gptkb:WD_0046+051
|
|
gptkbp:constellation
|
gptkb:Pisces
|
|
gptkbp:declination
|
+05° 23′ 19″
|
|
gptkbp:diameter
|
0.011 solar radii
|
|
gptkbp:discoveredBy
|
gptkb:Adriaan_van_Maanen
|
|
gptkbp:discoveredIn
|
1917
|
|
gptkbp:distanceFromEarth
|
14.1 light-years
|
|
gptkbp:heliumAtmosphere
|
yes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Van Maanen's Star
|
|
gptkbp:mass
|
0.68 solar masses
|
|
gptkbp:metallicity
|
[Fe/H] = -1.0
|
|
gptkbp:nearestWhiteDwarfRank
|
third closest to Earth
|
|
gptkbp:notableFor
|
first isolated white dwarf discovered
|
|
gptkbp:parallax
|
231.1461 mas
|
|
gptkbp:properMotionRA
|
-1108.632 mas/yr
1207.123 mas/yr
|
|
gptkbp:rightAscension
|
00h 49m 09.9s
|
|
gptkbp:spectralType
|
DZ8
|
|
gptkbp:stellarPopulation
|
thin disk
|
|
gptkbp:surfaceGravity
|
log(g) = 8.2
|
|
gptkbp:temperature
|
6030 K
|
|
gptkbp:bfsParent
|
gptkb:WD_0046+051
|
|
gptkbp:bfsLayer
|
7
|