Gaia DR2 4398661520360758272

All names: Gaia EDR3 4398661520360758272, LAMOSTJ160053.00-044132.5, GALEX J160053.0-044132, Gaia DR3 4398661520360758272, PSO J240.2208-04.6924, LAMOST J160053.00-044132.5, Gaia DR2 4398661520360758272

Parameter Unit Gaia EDR3 Geier 2020 Stilism Simbad
Right ascension 16 00 53.00 (0.09) 16 00 53.00 16 00 53.02 (0.09)
Declination -04 41 32.78 (0.07) -04 41 32.55 -04 41 32.62 (0.07)
Spectral type He-sdOB sdB/sdO
Effective temperature [K] 39061.0 (335)
log(g) [cgs] 6.29 (0.06)
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.63 (0.1) 0.51 (0.1) 0.63 (0.1)
Distance [pc] 1581.03 (265) 1961.94 (470) 1581.03 (265)
Composition
Proper motion (right ascension) [mas/yr] -12.68 (0.1) -12.713 (0.2) -12.68 (0.1)
Proper motion (declination) [mas/yr] -9.912 (0.09) -10.089 (0.2) -9.912 (0.09)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude 17.40 (0.007)
r magnitude 17.63 (0.003)
i magnitude 17.87 (0.005)
z magnitude 18.05 (0.007)
G magnitude 17.47 (0.003) 17.50 (0.001) 17.47 (0.003)
BP magnitude 17.41 (0.02) 17.36 (0.02)
RP magnitude 17.56 (0.02) 17.54 (0.01)
Pan g magnitude 17.40 (0.007)
Pan r magnitude 17.63 (0.003)
Pan i magnitude 17.87 (0.005)
Pan z magnitude 18.05 (0.007)
Pan y magnitude 18.20 (0.01)
E(B-V) 0.183

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.