All names: Gaia DR3 18998908093499520, Gaia EDR3 18998908093499520, WDJ024011.13+074315.95, GALEX J024011.1+074316, Gaia DR2 18998908093499520
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 02 40 11.20 (0.1) | 02 40 11.20 | 02 40 11.20 | 02 40 11.13 (0.1) | 02 40 11.20 | |||||
Declination | 07 43 16.73 (0.1) | 07 43 16.70 | 07 43 16.73 | 07 43 15.96 (0.1) | 07 43 16.70 | |||||
Spectral type | DC | DA | ||||||||
Effective temperature | [K] | 7978.0 | 7677.0 | 7265.0 (207) | ||||||
log(g) | [cgs] | 8.46 | 8.38 | 8.23 (0.04) | ||||||
Mass | [M☉] | 0.891 | 0.818 | 0.72 (0.04) | ||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | 2.6420 | 2.5570 | |||||||
log(H/He) | ||||||||||
log(C/He) | ||||||||||
log(Ca/He) | ||||||||||
log(Ca/H) | ||||||||||
Parallax | [mas] | 12.78 (0.1) | 12.82 (0.2) | 12.78 | 12.78 (0.1) | 12.82 (0.2) | ||||
Distance | [pc] | 78.28 (0.9) | 78.02 (1) | 78.28 | 78.28 (0.9) | 78.02 (1) | ||||
Composition | ||||||||||
Proper motion (right ascension) | [mas/yr] | 61.39565709 (0.1) | 61.75972515 (0.3) | 61.396 (0.1) | 61.75972515 | |||||
Proper motion (declination) | [mas/yr] | 48.19761467 (0.2) | 48.30741683 (0.3) | 48.198 (0.2) | 48.30741683 | |||||
Variability | ||||||||||
Magnetic | ||||||||||
Bd | [MG] | |||||||||
Infrared excess (disk) | ||||||||||
Binarity | ||||||||||
B magnitude | ||||||||||
V magnitude | ||||||||||
R magnitude | ||||||||||
I magnitude | ||||||||||
J magnitude | ||||||||||
H magnitude | ||||||||||
K magnitude | ||||||||||
u magnitude | ||||||||||
g magnitude | ||||||||||
r magnitude | ||||||||||
i magnitude | ||||||||||
z magnitude | ||||||||||
G magnitude | 18.14 (0.02) | 18.17 | 18.14 | 18.14 (0.003) | 18.17 | |||||
BP magnitude | 18.30 (0.02) | 18.29 | 18.29 | |||||||
RP magnitude | 17.88 (0.03) | 17.90 | 17.90 | |||||||
Pan g magnitude | 18.24 (0.006) | |||||||||
Pan r magnitude | 18.19 (0.005) | |||||||||
Pan i magnitude | 18.21 (0.004) | |||||||||
Pan z magnitude | 18.28 (0.008) | |||||||||
Pan y magnitude | 18.37 (0.03) | |||||||||
E(B-V) | 0.005 |
* 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.