SDSS J102954.45+321240.1

All names: SDSS J102954.44+321240.0, GALEX J102954.4+321240, SDSS J102954.45+321240.1, SDSS J102954.44+321240.1, Gaia DR3 748127232165499136, Gaia EDR3 748127232165499136, Gaia DR2 748127232165499136, SDSS J102954.46+321240.1

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 10 29 54.46 (0.2) 10 29 54.45 10 29 54.46 (0.2) 10 29 54.46 10 29 54.45 (0.2) 10 29 54.46
Declination 32 12 39.93 (0.2) 32 12 40.10 32 12 39.94 (0.3) 32 12 39.93 32 12 40.22 (0.2) 32 12 40.11
Spectral type DA DA DA DA DA
Effective temperature [K] 13153.0 13838.0 (811) 14562.0 (303)
log(g) [cgs] 7.77 7.83 (0.09) 7.79 (0.07)
Mass [M] 0.483 0.518 (0.07) 0.508 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.2104
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] 2.98 (0.2) 2.93 (0.3) 2.98 2.98 (0.2)
Distance [pc] 335.98 (23) 341.34 (31) 335.98 335.98 (23)
Composition H
Proper motion (right ascension) [mas/yr] 6.398899236 (0.2) 6.948305827 (0.5) 6.399 (0.2)
Proper motion (declination) [mas/yr] -18.37069969 (0.2) -18.62120598 (0.5) -18.371 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.17 (0.02) 19.17 (0.02) 19.17 (0.03)
g magnitude 18.73 (0.008) 18.73 (0.008) 18.78 (0.02)
r magnitude 19.00 (0.01) 19.00 (0.01) 19.04 (0.02)
i magnitude 19.28 (0.02) 19.28 (0.02) 19.28 (0.02)
z magnitude 19.37 (0.06) 19.37 (0.06) 19.54 (0.08)
G magnitude 18.89 (0.01) 18.93 18.89 18.89 (0.004)
BP magnitude 18.90 (0.01) 18.86
RP magnitude 18.97 (0.03) 18.94
Pan g magnitude 18.78 (0.005)
Pan r magnitude 19.03 (0.01)
Pan i magnitude 19.28 (0.008)
Pan z magnitude 19.48 (0.02)
Pan y magnitude 19.68 (0.07)
E(B-V) 0.022

* 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.