All names: SDSS J111732.68+325802.5, LAMOST J111732.75+325802.2, Gaia DR2 757559938125097856, Gaia EDR3 757559938125097856, GALEX J111732.7+325802, Gaia DR3 757559938125097856, SDSS J111732.68+325802.1, SDSS J111732.68+325802.14, SDSS J111732.67+325802.1, SDSS J111732.67+325802.5
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2016 | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 11 17 32.68 (0.05) | 11 17 32.68 | 11 17 32.68 (0.09) | 11 17 32.68 | 11 17 32.68 (0.05) | ||||||
Declination | 32 58 02.02 (0.07) | 32 58 02.52 | 32 58 02.04 (0.1) | 32 58 02.02 | 32 58 02.67 (0.07) | ||||||
Spectral type | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 16839.0 | 16390.0 (7) | 18110.0 (411) | |||||||
log(g) | [cgs] | 7.83 | 7.88 (0.01) | 7.96 (0.02) | |||||||
Mass | [M☉] | 0.524 | 0.5539999999999999 (0.005) | 0.599 (0.02) | |||||||
log(Luminosity) | [L☉] | ||||||||||
Cooling age | [Gyr] | 0.0980 | |||||||||
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] | 7.56 (0.08) | 7.30 (0.09) | 7.56 | 7.56 (0.08) | ||||||
Distance | [pc] | 132.26 (1) | 137.05 (2) | 132.26 | 132.26 (1) | ||||||
Composition | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -0.91345322 (0.06) | -0.976974593 (0.2) | -0.913 (0.06) | |||||||
Proper motion (declination) | [mas/yr] | -40.45675332 (0.08) | -40.51028055 (0.2) | -40.457 (0.08) | |||||||
Variability | |||||||||||
Magnetic | |||||||||||
Bd | [MG] | ||||||||||
Infrared excess (disk) | |||||||||||
Binarity | |||||||||||
B magnitude | |||||||||||
V magnitude | |||||||||||
R magnitude | |||||||||||
I magnitude | |||||||||||
J magnitude | |||||||||||
H magnitude | |||||||||||
K magnitude | |||||||||||
u magnitude | 16.48 (0.006) | 16.50 (0.02) | 16.48 (0.006) | ||||||||
g magnitude | 16.32 (0.004) | 16.35 (0.02) | 16.32 (0.004) | ||||||||
r magnitude | 16.69 (0.004) | 16.70 (0.01) | 16.69 (0.004) | ||||||||
i magnitude | 16.96 (0.005) | 16.98 (0.02) | 16.97 (0.005) | ||||||||
z magnitude | 17.25 (0.01) | 17.27 (0.02) | 17.27 (0.01) | ||||||||
G magnitude | 16.52 (0.004) | 16.55 | 16.52 | 16.52 (0.003) | |||||||
BP magnitude | 16.46 (0.004) | 16.43 | |||||||||
RP magnitude | 16.70 (0.007) | 16.69 | |||||||||
Pan g magnitude | 16.39 (0.002) | ||||||||||
Pan r magnitude | 16.71 (0.005) | ||||||||||
Pan i magnitude | 17.00 (0.004) | ||||||||||
Pan z magnitude | 17.26 (0.004) | ||||||||||
Pan y magnitude | 17.40 (0.01) | ||||||||||
E(B-V) | 0.006 |
* 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.