All names: Gaia DR3 4581406464632441344, Gaia DR2 4581406464632441344, GALEX J174342.6+241856, Gaia EDR3 4581406464632441344, SDSS J174342.68+241857.4, SDSS J174342.68+241857.3
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|
Right ascension | 17 43 42.67 (0.2) | 17 43 42.67 (0.2) | 17 43 42.68 (0.2) | 17 43 42.68 | |||||
Declination | 24 18 56.98 (0.2) | 24 18 56.99 (0.2) | 24 18 57.43 (0.2) | 24 18 57.33 | |||||
Spectral type | DA | DA | DA | DA | |||||
Effective temperature | [K] | 16872.0 | 22311.0 (484) | ||||||
log(g) | [cgs] | 7.85 | 7.78 (0.07) | ||||||
Mass | [M☉] | 0.536 | 0.525 (0.03) | ||||||
log(Luminosity) | [L☉] | ||||||||
Cooling age | [Gyr] | 0.1014 | |||||||
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] | 1.96 (0.2) | 1.92 (0.3) | 1.96 (0.2) | |||||
Distance | [pc] | 510.99 (65) | 521.69 (84) | 510.99 (65) | |||||
Composition | H | ||||||||
Proper motion (right ascension) | [mas/yr] | -9.574863793 (0.2) | -9.041812327 (0.4) | -9.575 (0.2) | |||||
Proper motion (declination) | [mas/yr] | -28.081091 (0.3) | -27.77424584 (0.5) | -28.081 (0.3) | |||||
Variability | |||||||||
Magnetic | |||||||||
Bd | [MG] | ||||||||
Infrared excess (disk) | |||||||||
Binarity | |||||||||
B magnitude | |||||||||
V magnitude | |||||||||
R magnitude | |||||||||
I magnitude | |||||||||
J magnitude | |||||||||
H magnitude | |||||||||
K magnitude | |||||||||
u magnitude | 19.38 (0.03) | 19.38 (0.03) | |||||||
g magnitude | 19.34 (0.02) | 19.34 (0.02) | |||||||
r magnitude | 19.64 (0.02) | 19.64 (0.02) | |||||||
i magnitude | 19.93 (0.03) | 19.93 (0.03) | |||||||
z magnitude | 20.30 (0.1) | 20.30 (0.1) | |||||||
G magnitude | 19.47 (0.03) | 19.53 | 19.47 (0.004) | ||||||
BP magnitude | 19.42 (0.03) | 19.30 | |||||||
RP magnitude | 19.63 (0.05) | 19.44 | |||||||
Pan g magnitude | 19.32 (0.01) | ||||||||
Pan r magnitude | 19.63 (0.007) | ||||||||
Pan i magnitude | 19.95 (0.01) | ||||||||
Pan z magnitude | 20.16 (0.03) | ||||||||
Pan y magnitude | 20.09 (0.1) | ||||||||
E(B-V) | 0.049 |
* 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.