SDSS J005629.55+260628.0

All names: Gaia EDR3 2805605339352591616, SDSS J005629.55+260628.0, Gaia DR3 2805605339352591616, SDSS J005629.55+260628.04, Gaia DR2 2805605339352591616, SDSS J005629.54+260628.0

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 00 56 29.57 (0.3) 00 56 29.55 00 56 29.57 (0.4) 00 56 29.52 (0.3)
Declination 26 06 28.00 (0.3) 26 06 28.03 26 06 28.00 (0.3) 26 06 28.21 (0.3)
Spectral type DC DC DC DC DC:
Effective temperature [K] 6577.0 6343.0 6786.0 (77)
log(g) [cgs] 8.32 8.21 8.00 (0)
Mass [M] 0.793 0.703
log(Luminosity) [L]
Cooling age [Gyr] 3.5000 3.3420
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 9.52 (0.4) 9.19 (0.5) 9.52 (0.4)
Distance [pc] 105.02 (4) 108.85 (5) 105.02 (4)
Composition
Proper motion (right ascension) [mas/yr] 42.40601762 (0.4) 42.39284887 (1) 42.406 (0.4)
Proper motion (declination) [mas/yr] -13.1304583 (0.3) -13.61771554 (0.7) -13.13 (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 20.27 (0.05) 20.27 (0.04) 20.27 (0.05)
g magnitude 19.59 (0.01) 19.61 (0.03) 19.59 (0.01)
r magnitude 19.29 (0.01) 19.29 (0.01) 19.29 (0.01)
i magnitude 19.25 (0.02) 19.23 (0.02) 19.25 (0.01)
z magnitude 19.18 (0.04) 19.16 (0.04) 19.16 (0.04)
G magnitude 19.30 (0.05) 19.35 19.30 (0.005)
BP magnitude 19.63 (0.05) 19.66
RP magnitude 18.90 (0.05) 18.93
Pan g magnitude 19.55 (0.01)
Pan r magnitude 19.30 (0.007)
Pan i magnitude 19.26 (0.01)
Pan z magnitude 19.28 (0.01)
Pan y magnitude 19.30 (0.03)
E(B-V) 0.009

* 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.