All names: SDSS J103130.45+461159.13, GALEX J103130.4+461159, SDSS J103130.44+461159.3, Gaia EDR3 830340259197323264, Gaia DR3 830340259197323264, SDSS J103130.45+461159.1, Gaia DR2 830340259197323264
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 | 10 31 30.46 (0.2) | 10 31 30.45 | 10 31 30.46 (0.2) | 10 31 30.44 (0.2) | ||||||
Declination | 46 11 59.10 (0.2) | 46 11 59.39 | 46 11 59.11 (0.4) | 46 11 59.42 (0.2) | ||||||
Spectral type | DA+M | DA+M | DA+M | DA+MS | ||||||
Effective temperature | [K] | 11758.0 | 19257.0 (280) | |||||||
log(g) | [cgs] | 7.04 | 7.72 (0.05) | |||||||
Mass | [M☉] | 0.236 | 0.513 (0.01) | |||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | 0.1476 | ||||||||
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] | 1.80 (0.3) | 1.64 (0.4) | 1.80 (0.3) | ||||||
Distance | [pc] | 556.24 (92) | 610.43 (152) | 556.24 (92) | ||||||
Composition | H | |||||||||
Proper motion (right ascension) | [mas/yr] | 7.648789845 (0.2) | 7.909962204 (0.4) | 7.649 (0.2) | ||||||
Proper motion (declination) | [mas/yr] | -20.26560479 (0.3) | -20.29859938 (0.6) | -20.266 (0.3) | ||||||
Variability | ||||||||||
Magnetic | ||||||||||
Bd | [MG] | |||||||||
Infrared excess (disk) | ||||||||||
Binarity | WDMS | |||||||||
B magnitude | ||||||||||
V magnitude | ||||||||||
R magnitude | ||||||||||
I magnitude | ||||||||||
J magnitude | ||||||||||
H magnitude | ||||||||||
K magnitude | ||||||||||
u magnitude | 19.27 (0.02) | 19.32 (0.02) | 19.28 (0.02) | |||||||
g magnitude | 19.16 (0.01) | 19.18 (0.01) | 19.17 (0.01) | |||||||
r magnitude | 19.52 (0.01) | 19.51 (0.02) | 19.51 (0.01) | |||||||
i magnitude | 19.57 (0.02) | 19.56 (0.02) | 19.57 (0.02) | |||||||
z magnitude | 19.31 (0.05) | 19.31 (0.04) | 19.32 (0.05) | |||||||
G magnitude | 19.30 (0.04) | 19.32 | 19.30 (0.004) | |||||||
BP magnitude | 19.32 (0.04) | 19.31 | ||||||||
RP magnitude | 19.29 (0.05) | 19.26 | ||||||||
Pan g magnitude | 19.19 (0.005) | |||||||||
Pan r magnitude | 19.53 (0.02) | |||||||||
Pan i magnitude | 19.62 (0.01) | |||||||||
Pan z magnitude | 19.49 (0.02) | |||||||||
Pan y magnitude | 19.18 (0.09) | |||||||||
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.