All names: SDSS J000259.59+252608.14, GALEX J000259.5+252608, SDSS J000259.58+252608.3, Gaia DR2 2853174503041704832, SDSS J000259.59+252608.1, Gaia EDR3 2853174503041704832, Gaia DR3 2853174503041704832, SDSS J000259.58+252608.1
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 00 02 59.58 (0.2) | 00 02 59.59 | 00 02 59.58 (0.2) | 00 02 59.59 (0.2) | ||||||
Declination | 25 26 08.15 (0.1) | 25 26 08.38 | 25 26 08.16 (0.1) | 25 26 08.47 (0.1) | ||||||
Spectral type | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 11875.0 | 19544.0 (217) | |||||||
log(g) | [cgs] | 6.75 | 7.51 (0.04) | |||||||
Mass | [M☉] | 0.188 | 0.436 (0.01) | |||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | |||||||||
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] | 1.83 (0.2) | 1.52 (0.3) | 1.83 (0.2) | ||||||
Distance | [pc] | 545.08 (62) | 659.65 (128) | 545.08 (62) | ||||||
Composition | H | |||||||||
Proper motion (right ascension) | [mas/yr] | -6.236145119 (0.2) | -5.94426992 (0.4) | -6.236 (0.2) | ||||||
Proper motion (declination) | [mas/yr] | -20.3183314 (0.2) | -20.29357963 (0.2) | -20.318 (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 | 19.01 (0.02) | 19.03 (0.03) | 19.02 (0.02) | |||||||
g magnitude | 18.85 (0.009) | 18.84 (0.01) | 18.85 (0.009) | |||||||
r magnitude | 19.13 (0.01) | 19.12 (0.02) | 19.13 (0.01) | |||||||
i magnitude | 19.38 (0.02) | 19.36 (0.02) | 19.37 (0.02) | |||||||
z magnitude | 19.69 (0.08) | 19.66 (0.1) | 19.68 (0.08) | |||||||
G magnitude | 18.99 (0.02) | 19.03 | 18.99 (0.003) | |||||||
BP magnitude | 18.97 (0.02) | 18.95 | ||||||||
RP magnitude | 19.05 (0.03) | 19.12 | ||||||||
Pan g magnitude | 18.88 (0.02) | |||||||||
Pan r magnitude | 19.13 (0.01) | |||||||||
Pan i magnitude | 19.39 (0.01) | |||||||||
Pan z magnitude | 19.59 (0.01) | |||||||||
Pan y magnitude | 19.65 (0.02) | |||||||||
E(B-V) | 0.057 |
* Constant surface field
Spectra without link are available upon request
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.