SDSS J125904.58+491853.9

All names: SDSS J125904.59+491854.0, Gaia DR2 1555724084749801856, Gaia EDR3 1555724084749801856, SDSS J125904.58+491853.9, PB 33, Gaia DR3 1555724084749801856, SBSS 1256+495, GALEX J125904.6+491853

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 12 59 04.60 (0.1) 12 59 04.58 12 59 04.60 (0.1) 12 59 04.60 12 59 04.59 (0.1) 12 59 04.59
Declination 49 18 53.96 (0.1) 49 18 53.96 49 18 53.96 (0.1) 49 18 53.96 49 18 53.96 (0.1) 49 18 54.00
Spectral type DA DA DA DA DA
Effective temperature [K] 20287.0 22428.0 (1663) 21438.0 (219)
log(g) [cgs] 7.72 7.99 (0.1) 7.93 (0.03)
Mass [M☉] 0.483 0.621 (0.08) 0.591 (0.01)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.0389
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] 2.25 (0.2) 2.01 (0.2) 2.25 2.25 (0.2)
Distance [pc] 444.84 (31) 498.29 (51) 444.84 444.84 (31)
Composition H
Proper motion (right ascension) [mas/yr] 6.854809617 (0.1) 7.073798268 (0.3) 6.855 (0.1)
Proper motion (declination) [mas/yr] -0.037868833 (0.1) 0.016739677 (0.3) -0.038 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.50
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.64 (0.02) 18.64 (0.02) 18.65 (0.02)
g magnitude 18.62 (0.007) 18.61 (0.007) 18.62 (0.03)
r magnitude 19.03 (0.01) 19.03 (0.01) 19.04 (0.02)
i magnitude 19.38 (0.02) 19.38 (0.02) 19.37 (0.03)
z magnitude 19.72 (0.09) 19.72 (0.09) 19.66 (0.08)
G magnitude 18.84 (0.01) 18.89 18.84 18.84 (0.003)
BP magnitude 18.79 (0.01) 18.68
RP magnitude 19.10 (0.03) 18.98
Pan g magnitude 18.67 (0.007)
Pan r magnitude 19.03 (0.006)
Pan i magnitude 19.34 (0.01)
Pan z magnitude 19.61 (0.02)
Pan y magnitude 19.82 (0.06)
E(B-V) 0.018

* 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.