All names: SDSS J112536.82+084504.5, SDSS J112536.83+084504.5, SDSS J112536.84+084504.5, SDSS J112536.84+084504.54, Gaia EDR3 3914075302539577216, Gaia DR3 3914075302539577216, GALEX J112536.8+084505, Gaia DR2 3914075302539577216
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 11 25 36.83 (0.2) | 11 25 36.82 | 11 25 36.83 (0.3) | 11 25 36.82 (0.2) | |||||||
Declination | 08 45 04.29 (0.2) | 08 45 04.55 | 08 45 04.30 (0.2) | 08 45 04.50 (0.2) | |||||||
Spectral type | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 30165.0 (290) | 20463.0 | 31412.0 (241) | |||||||
log(g) | [cgs] | 7.90 (0.08) | 7.39 | 7.87 (0.05) | |||||||
Mass | [M☉] | 0.6 (0.04) | 0.36 | ||||||||
log(Luminosity) | [L☉] | -0.82 (0.05) | |||||||||
Cooling age | [Gyr] | 0.0087 (0.0004) | 0.0177 | ||||||||
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] | 1.65 (0.2) | 1.51 (0.3) | 1.65 (0.2) | |||||||
Distance | [pc] | 604.93 (75) | 663.71 (131) | 604.92 (75) | |||||||
Composition | H | H | |||||||||
Proper motion (right ascension) | [mas/yr] | 12.16145153 (0.2) | 11.74765274 (0.5) | 12.161 (0.2) | |||||||
Proper motion (declination) | [mas/yr] | -12.64810514 (0.2) | -12.34013375 (0.4) | -12.648 (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 | 18.55 (0.02) | 18.55 (0.02) | 18.55 (0.02) | ||||||||
g magnitude | 18.71 (0.009) | 18.71 (0.02) | 18.70 (0.009) | ||||||||
r magnitude | 19.12 (0.01) | 19.12 (0.02) | 19.11 (0.01) | ||||||||
i magnitude | 19.45 (0.03) | 19.46 (0.03) | 19.45 (0.03) | ||||||||
z magnitude | 19.58 (0.09) | 19.56 (0.1) | 19.58 (0.09) | ||||||||
G magnitude | 18.91 (0.03) | 18.95 | 18.91 (0.004) | ||||||||
BP magnitude | 18.79 (0.03) | 18.69 | |||||||||
RP magnitude | 19.14 (0.06) | 19.03 | |||||||||
Pan g magnitude | 18.76 (0.005) | ||||||||||
Pan r magnitude | 19.12 (0.01) | ||||||||||
Pan i magnitude | 19.45 (0.007) | ||||||||||
Pan z magnitude | 19.71 (0.01) | ||||||||||
Pan y magnitude | 19.88 (0.09) | ||||||||||
E(B-V) | 0.028 |
* 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.