All names: SDSS J101529.62+090703.8, Gaia DR2 3876618892751168000, Gaia EDR3 3876618892751168000, WD 1012+093, J1015+0907, WDJ101529.62+090703.71, SDSS J101529.62+090703.7, Gaia DR3 3876618892751168000, GALEX J101529.6+090704
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Hardy et al. 2023a | Caron et al. 2023 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Ferrario et al. 2015 | Kulebi et al. 2009 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 10 15 29.69 (0.2) | 10 15 29.62 | 10 15 29.68 (0.3) | 10 15 29.62 | 10 15 29.69 | 10 15 29.62 (0.2) | 10 15 29.68 | 10 15 29.62 | 10 15 29.59 | 10 15 29.62 | ||||||||||
Declination | 09 07 03.60 (0.2) | 09 07 03.73 | 09 07 03.60 (0.2) | 09 07 03.79 | 09 07 03.60 | 09 07 03.71 (0.2) | 09 07 03.60 | 09 07 03.73 | 09 06 56.88 | 09 07 03.83 | ||||||||||
Spectral type | DAH | DAH | DAH | DAH | DA | DA | DAH | DA | DAP | DAH | DAH | DAH | DAH | DA | ||||||
Effective temperature | [K] | 7146.0 (62) | 7021.9 (43) | 7250.0 (61) | 7146.0 (63) | 7085.0 | 7200.0 | 7251.0 (182) | 7038.0 (48) | 6903.0 (49) | ||||||||||
log(g) | [cgs] | 8.34 (0.02) | 8.27 (0.2) | 8.34 (0.03) | 8.30 (0.03) | 8.28 | 8.00 (0) | 8.35 (0.04) | 8.98 (0.03) | 10.00 (0.01) | ||||||||||
Mass | [M☉] | 0.808 (0.02) | 0.7598324963094265 (0.3) | 0.808 (0.02) | 0.783 (0.02) | 0.772 | 0.818 (0.04) | |||||||||||||
log(Luminosity) | [L☉] | |||||||||||||||||||
Cooling age | [Gyr] | 2.8700 | 2.5990 | |||||||||||||||||
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] | 12.16 (0.2) | 11.83 (0.3) | 11.83 (0.3) | 12.16 | 12.16 (0.2) | 11.83 (0.3) | |||||||||||||
Distance | [pc] | 82.21 (1) | 84.53 (2) | 84.52 (2) | 82.21 | 82.21 (1) | 84.52 (2) | |||||||||||||
Composition | H | H | H | H | ||||||||||||||||
Proper motion (right ascension) | [mas/yr] | 62.72711147 (0.2) | 62.39103067 (0.4) | 62.727 (0.2) | 62.391 | 64.8 | ||||||||||||||
Proper motion (declination) | [mas/yr] | -6.920943935 (0.2) | -6.855393616 (0.4) | -6.921 (0.2) | -6.855 | -7.8 | ||||||||||||||
Variability | ||||||||||||||||||||
Magnetic | yes | yes | yes | yes | yes | |||||||||||||||
Bd | [MG] | 4.496854759396967 | 4.09 (0.9) | 4.09 (0.9) | ||||||||||||||||
Infrared excess (disk) | ||||||||||||||||||||
Binarity | ||||||||||||||||||||
B magnitude | ||||||||||||||||||||
V magnitude | ||||||||||||||||||||
R magnitude | ||||||||||||||||||||
I magnitude | ||||||||||||||||||||
J magnitude | 17.86 (0.04) | 17.86 (0.04) | ||||||||||||||||||
H magnitude | 17.69 (0.04) | 17.69 (0.04) | ||||||||||||||||||
K magnitude | 17.66 (0.1) | 17.70 (0.1) | ||||||||||||||||||
u magnitude | 19.13 (0.02) | 19.13 (0.02) | 19.13 (0.02) | 19.13 (0.02) | 19.10 (0.03) | 19.09 | 19.11 (0.02) | |||||||||||||
g magnitude | 18.61 (0.008) | 18.61 (0.008) | 18.61 (0.008) | 18.59 (0.02) | 18.58 | 18.60 (0.02) | ||||||||||||||
r magnitude | 18.42 (0.008) | 18.42 (0.008) | 18.42 (0.008) | 18.41 (0.02) | 18.41 | 18.42 (0.02) | ||||||||||||||
i magnitude | 18.38 (0.01) | 18.38 (0.01) | 18.38 (0.01) | 18.39 (0.02) | 18.39 | 18.39 (0.02) | ||||||||||||||
z magnitude | 18.46 (0.03) | 18.46 (0.03) | 18.46 (0.03) | 18.48 (0.03) | 18.48 | 18.47 (0.03) | ||||||||||||||
G magnitude | 18.42 (0.02) | 18.44 | 18.42 | 18.42 (0.003) | 18.44 | |||||||||||||||
BP magnitude | 18.60 (0.02) | 18.60 | 18.60 | |||||||||||||||||
RP magnitude | 18.11 (0.03) | 18.11 | 18.11 | |||||||||||||||||
Pan g magnitude | 18.62 (0.009) | 18.62 (0.01) | ||||||||||||||||||
Pan r magnitude | 18.44 (0.006) | 18.44 (0.007) | ||||||||||||||||||
Pan i magnitude | 18.43 (0.005) | 18.43 (0.005) | ||||||||||||||||||
Pan z magnitude | 18.50 (0.01) | 18.50 (0.009) | ||||||||||||||||||
Pan y magnitude | 18.51 (0.02) | 18.51 (0.02) | ||||||||||||||||||
E(B-V) | 0.003 |
* 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.