All names: Gaia DR2 933544818624946048, SDSS J075242.98+475739.4, 2MASS J07524304+4757397, WDJ075242.99+475739.51, Gaia EDR3 933544818624946048, J0752+4757, SDSS J075242.97+475739.4, TIC 458392035, GALEX J075242.9+475739, Gaia DR3 933544818624946048
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Kilic et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 07 52 42.96 (0.05) | 07 52 42.96 | 07 52 42.96 | 07 52 42.99 (0.05) | 07 52 42.96 | |||||||
Declination | 47 57 38.96 (0.05) | 47 57 38.97 | 47 57 38.96 | 47 57 39.52 (0.05) | 47 57 38.97 | |||||||
Spectral type | DA | DA | DA | DA | ||||||||
Effective temperature | [K] | 10857.0 (68) | 10856.0 (66) | 10768.0 | 11126.0 | 11205.0 (170) | ||||||
log(g) | [cgs] | 8.03 (0.01) | 8.03 (0.01) | 8.02 | 7.99 | 8.08 (0.02) | ||||||
Mass | [M☉] | 0.62 (0.009) | 0.621 (0.01) | 0.614 | 0.575 | 0.654 (0.02) | ||||||
log(Luminosity) | [L☉] | |||||||||||
Cooling age | [Gyr] | 0.5095 | 0.4618 | |||||||||
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] | 10.46 (0.07) | 10.46 (0.09) | 10.46 | 10.46 (0.07) | 10.46 (0.09) | ||||||
Distance | [pc] | 95.63 (0.7) | 95.59 (0.8) | 95.63 | 95.63 (0.7) | 95.59 (0.8) | ||||||
Composition | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | -18.17705799 (0.06) | -18.11344307 (0.1) | -18.177 (0.07) | -18.11344307 | |||||||
Proper motion (declination) | [mas/yr] | -34.9416189 (0.06) | -34.84642894 (0.1) | -34.942 (0.06) | -34.84642894 | |||||||
Variability | ||||||||||||
Magnetic | ||||||||||||
Bd | [MG] | |||||||||||
Infrared excess (disk) | ||||||||||||
Binarity | ||||||||||||
B magnitude | ||||||||||||
V magnitude | ||||||||||||
R magnitude | ||||||||||||
I magnitude | ||||||||||||
J magnitude | 16.62 (0.1) | |||||||||||
H magnitude | 16.06 (0.2) | |||||||||||
K magnitude | ||||||||||||
u magnitude | 17.25 (0.009) | 17.25 (0.009) | ||||||||||
g magnitude | 16.83 (0.004) | 16.83 (0.004) | ||||||||||
r magnitude | 16.97 (0.005) | 16.97 (0.005) | ||||||||||
i magnitude | 17.13 (0.006) | 17.13 (0.006) | ||||||||||
z magnitude | 17.33 (0.01) | 17.33 (0.01) | ||||||||||
G magnitude | 16.87 (0.005) | 16.89 | 16.87 | 16.87 (0.003) | 16.89 | |||||||
BP magnitude | 16.91 (0.005) | 16.90 | 16.90 | |||||||||
RP magnitude | 16.86 (0.009) | 16.85 | 16.85 | |||||||||
Pan g magnitude | 16.84 (0.004) | |||||||||||
Pan r magnitude | 16.97 (0.004) | |||||||||||
Pan i magnitude | 17.14 (0.003) | |||||||||||
Pan z magnitude | 17.33 (0.006) | |||||||||||
Pan y magnitude | 17.47 (0.01) | |||||||||||
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.