All names: WDJ052400.25-060402.72, Gaia EDR3 3209150124204756224, SDSS J052400.25-060402.6, Gaia DR2 3209150124204756224, TIC 24663908, Gaia DR3 3209150124204756224, J0524-0604, 2MASS J05240029-0604029, SDSS J052400.26-060402.7, WDJ05240.25-060402.71
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | Kilic et al. 2020 | Tremblay et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 05 24 00.39 (0.06) | 05 24 00.39 | 05 24 00.39 | 05 24 00.25 (0.06) | 05 24 00.39 | |||||||||
Declination | -06 04 02.07 (0.05) | -06 04 02.09 | -06 04 02.07 | -06 04 02.72 (0.05) | -06 04 02.09 | |||||||||
Spectral type | DC | DC | DC | DC | DC | DC | ||||||||
Effective temperature | [K] | 6270.0 (28) | 6373.0 (21) | 6270.0 (28) | 6620.0 (110) | 6763.0 | 6506.0 | 5984.0 (66) | ||||||
log(g) | [cgs] | 8.10 (0.01) | 8.14 (0.008) | 8.10 (0.01) | 8.25 (0.05) | 8.35 | 8.23 | 8.08 (0.01) | ||||||
Mass | [M☉] | 0.632 (0.008) | 0.662 (0.007) | 0.635 (0.009) | 0.812 | 0.721 | 0.622 (0.01) | |||||||
log(Luminosity) | [L☉] | |||||||||||||
Cooling age | [Gyr] | 2.8000 | 3.4170 | 3.2230 | ||||||||||
log(H/He) | -3.2 | -3.2 | -3.2 | |||||||||||
log(C/He) | ||||||||||||||
log(Ca/He) | ||||||||||||||
log(Ca/H) | ||||||||||||||
log(N/He) | ||||||||||||||
log(O/He) | ||||||||||||||
log(Na/He) | ||||||||||||||
log(Mg/He) | ||||||||||||||
log(Al/He) | ||||||||||||||
log(Si/He) | ||||||||||||||
log(P/He) | ||||||||||||||
log(S/He) | ||||||||||||||
log(Cl/He) | ||||||||||||||
log(Sc/He) | ||||||||||||||
log(Ti/He) | ||||||||||||||
log(V/He) | ||||||||||||||
log(Cr/He) | ||||||||||||||
log(Mn/He) | ||||||||||||||
log(Fe/He) | ||||||||||||||
log(Co/He) | ||||||||||||||
log(Ni/He) | ||||||||||||||
log(Cu/He) | ||||||||||||||
log(Zn/He) | ||||||||||||||
log(Ga/He) | ||||||||||||||
log(Ge/He) | ||||||||||||||
log(Sr/He) | ||||||||||||||
Parallax | [mas] | 24.88 (0.08) | 24.96 (0.1) | 24.96 (0.1) | 24.88 | 24.88 (0.08) | 24.96 (0.1) | |||||||
Distance | [pc] | 40.20 (0.1) | 40.06 (0.2) | 40.06 (0.2) | 40.20 | 40.20 (0.1) | 40.06 (0.2) | |||||||
Composition | He | |||||||||||||
Proper motion (right ascension) | [mas/yr] | 130.0202877 (0.08) | 130.1165863 (0.3) | 130.02 (0.08) | 130.1165863 | |||||||||
Proper motion (declination) | [mas/yr] | 40.45556223 (0.06) | 40.3060073 (0.2) | 40.456 (0.06) | 40.3060073 | |||||||||
Variability | ||||||||||||||
Magnetic | ||||||||||||||
Bd | [MG] | |||||||||||||
Infrared excess (disk) | ||||||||||||||
Binarity | ||||||||||||||
B magnitude | ||||||||||||||
V magnitude | ||||||||||||||
R magnitude | ||||||||||||||
I magnitude | ||||||||||||||
J magnitude | 16.41 (0.01) | 16.36 (0.1) | ||||||||||||
H magnitude | 16.32 (0.03) | 16.24 (0.2) | ||||||||||||
K magnitude | 16.25 (0.04) | |||||||||||||
u magnitude | 17.94 (0.02) | 17.95 (0.02) | 17.98 (0.02) | |||||||||||
g magnitude | 17.29 (0.006) | 17.33 (0.006) | ||||||||||||
r magnitude | 17.05 (0.005) | 17.07 (0.005) | ||||||||||||
i magnitude | 17.00 (0.006) | 17.01 (0.006) | ||||||||||||
z magnitude | 17.10 (0.01) | 17.04 (0.01) | ||||||||||||
G magnitude | 17.07 (0.007) | 17.08 | 17.07 | 17.07 (0.003) | 17.08 | |||||||||
BP magnitude | 17.28 (0.007) | 17.23 | 17.23 | |||||||||||
RP magnitude | 16.70 (0.006) | 16.69 | 16.69 | |||||||||||
Pan g magnitude | 17.30 (0.003) | 17.30 (0.003) | ||||||||||||
Pan r magnitude | 17.09 (0.005) | 17.09 (0.005) | ||||||||||||
Pan i magnitude | 17.04 (0.003) | 17.04 (0.005) | ||||||||||||
Pan z magnitude | 17.08 (0.005) | 17.08 (0.006) | ||||||||||||
Pan y magnitude | 17.12 (0.008) | 17.12 (0.009) | ||||||||||||
E(B-V) | 0.000 |
* 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.