SDSS J102958.50+541449.3

All names: Gaia DR3 848927189729642496, SDSS J102958.50+541449.2, Gaia EDR3 848927189729642496, Gaia DR2 848927189729642496, SDSS J102958.50+541449.38, SDSS J102958.50+541449.3

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 10 29 58.46 (0.4) 10 29 58.50 10 29 58.46 (0.6) 10 29 58.51 (0.4)
Declination 54 14 48.63 (0.5) 54 14 49.21 54 14 48.65 (0.8) 54 14 49.22 (0.5)
Spectral type sdA sdA sdA sdA DA
Effective temperature [K] 6914.0 6742.0 7130.0 (261)
log(g) [cgs] 8.03 7.95 6.00 (1)
Mass [M] 0.611 0.542
log(Luminosity) [L]
Cooling age [Gyr] 1.6440 1.5810
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 4.14 (0.7) 3.95 (1) 4.14 (0.7)
Distance [pc] 241.53 (38) 253.16 (66) 241.53 (38)
Composition
Proper motion (right ascension) [mas/yr] -28.74206751 (0.7) -28.39291219 (2) -28.742 (0.7)
Proper motion (declination) [mas/yr] -36.46545632 (0.6) -35.83868554 (2) -36.465 (0.6)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.43 (0.1) 21.43 (0.1) 21.43 (0.1)
g magnitude 20.71 (0.03) 20.74 (0.04) 20.71 (0.03)
r magnitude 20.52 (0.04) 20.57 (0.04) 20.52 (0.04)
i magnitude 20.43 (0.04) 20.47 (0.05) 20.43 (0.04)
z magnitude 20.54 (0.2) 20.59 (0.2) 20.59 (0.2)
G magnitude 20.55 (0.1) 20.61 20.55 (0.008)
BP magnitude 20.56 (0.1) 20.54
RP magnitude 20.17 (0.1) 19.93
Pan g magnitude 20.73 (0.02)
Pan r magnitude 20.59 (0.03)
Pan i magnitude 20.53 (0.02)
Pan z magnitude 20.53 (0.05)
Pan y magnitude
E(B-V) 0.017

* 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.