All names: SDSS J112729.51+672230.7, Gaia EDR3 1060741404672035968, GALEX J112729.4+672231, SDSS J112729.52+672230.7, SDSS J112729.41+672230.4, SDSS J112729.52+672230.8, Gaia DR2 1060741404672035968, Gaia DR3 1060741404672035968
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 | 11 27 29.40 (0.07) | 11 27 29.52 | 11 27 29.40 (0.09) | 11 27 29.40 | 11 27 29.52 (0.07) | 11 27 29.52 | |||||
Declination | 67 22 30.43 (0.07) | 67 22 30.76 | 67 22 30.45 (0.09) | 67 22 30.43 | 67 22 30.84 (0.07) | 67 22 30.79 | |||||
Spectral type | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 18597.0 | 19883.0 (773) | 19992.0 (119) | |||||||
log(g) | [cgs] | 7.96 | 8.05 (0.04) | 7.93 (0.02) | |||||||
Mass | [M☉] | 0.598 | 0.653 (0.03) | 0.587 (0.009) | |||||||
log(Luminosity) | [L☉] | ||||||||||
Cooling age | [Gyr] | 0.0852 | |||||||||
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] | 3.99 (0.09) | 3.94 (0.1) | 3.99 | 3.99 (0.09) | ||||||
Distance | [pc] | 250.43 (5) | 253.99 (8) | 250.43 | 250.43 (5) | ||||||
Composition | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -44.90250764 (0.09) | -44.96127072 (0.2) | -44.903 (0.09) | |||||||
Proper motion (declination) | [mas/yr] | -25.3657944 (0.1) | -25.48130299 (0.2) | -25.366 (0.1) | |||||||
Variability | |||||||||||
Magnetic | |||||||||||
Bd | [MG] | ||||||||||
Infrared excess (disk) | |||||||||||
Binarity | |||||||||||
B magnitude | |||||||||||
V magnitude | |||||||||||
R magnitude | |||||||||||
I magnitude | |||||||||||
J magnitude | |||||||||||
H magnitude | |||||||||||
K magnitude | |||||||||||
u magnitude | 17.82 (0.01) | 17.82 (0.01) | 17.83 (0.02) | ||||||||
g magnitude | 17.68 (0.005) | 17.68 (0.005) | 17.71 (0.02) | ||||||||
r magnitude | 18.07 (0.007) | 18.07 (0.007) | 18.08 (0.02) | ||||||||
i magnitude | 18.36 (0.01) | 18.36 (0.01) | 18.35 (0.02) | ||||||||
z magnitude | 18.66 (0.04) | 18.66 (0.04) | 18.63 (0.04) | ||||||||
G magnitude | 17.88 (0.008) | 17.91 | 17.88 | 17.88 (0.003) | |||||||
BP magnitude | 17.82 (0.008) | 17.82 | |||||||||
RP magnitude | 18.09 (0.02) | 18.08 | |||||||||
Pan g magnitude | 17.73 (0.006) | ||||||||||
Pan r magnitude | 18.06 (0.008) | ||||||||||
Pan i magnitude | 18.36 (0.006) | ||||||||||
Pan z magnitude | 18.63 (0.007) | ||||||||||
Pan y magnitude | 18.81 (0.02) | ||||||||||
E(B-V) | 0.017 |
* 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.