SDSS J101551.64+083826.6

All names: GALEX J101551.6+083826, SDSS J101551.64+083826.6, SDSS J101551.63+083826.6, Gaia EDR3 3875743028660680960, Gaia DR2 3875743028660680960, Gaia DR3 3875743028660680960, SDSS J101551.64+083826.63

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Kepler et al. 2015 Simbad
Right ascension 10 15 51.63 (0.3) 10 15 51.63 10 15 51.63 (0.6) 10 15 51.63 (0.3)
Declination 08 38 26.46 (0.3) 08 38 26.61 08 38 26.46 (0.4) 08 38 26.55 (0.3)
Spectral type DAB: DAB: DAB
Effective temperature [K] 27789.0 34077.0 (829)
log(g) [cgs] 7.04 5.42 (0.2)
Mass [M] 0.313
log(Luminosity) [L]
Cooling age [Gyr] 0.0119
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] -0.47 (0.4) -0.66 (0.7)
Distance [pc]
Composition H
Proper motion (right ascension) [mas/yr] -1.934886426 (0.4) -1.904556933 (0.7) -1.935 (0.4)
Proper motion (declination) [mas/yr] -5.244734744 (0.3) -5.266392773 (0.7) -5.245 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.86 (0.02) 18.85 (0.03) 18.86 (0.02)
g magnitude 19.12 (0.01) 19.12 (0.01) 19.12 (0.01)
r magnitude 19.62 (0.02) 19.63 (0.02) 19.62 (0.02)
i magnitude 20.01 (0.03) 20.02 (0.03) 20.02 (0.03)
z magnitude 20.30 (0.1) 20.28 (0.1) 20.28 (0.1)
G magnitude 19.42 (0.05) 19.47 19.42 (0.005)
BP magnitude 19.31 (0.05) 19.20
RP magnitude 19.63 (0.1) 19.69
Pan g magnitude 19.20 (0.01)
Pan r magnitude 19.65 (0.01)
Pan i magnitude 20.01 (0.02)
Pan z magnitude 20.33 (0.05)
Pan y magnitude 20.17 (0.1)
E(B-V)

* 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.