All names: TIC 356309904, WDJ17520.93+503753.45, Gaia EDR3 1367469041032593024, SDSS J175200.92+503753.4, Gaia DR3 1367469041032593024, Gaia DR2 1367469041032593024, J1752+5037, GALEX J175200.9+503753, 2MASS J17520095+5037534, SDSS J175200.93+503753.4, WDJ175200.93+503753.45
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | Kilic et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 17 52 00.92 (0.03) | 17 52 00.92 | 17 52 00.92 | 17 52 00.93 (0.03) | 17 52 00.92 | ||||||||
Declination | 50 37 53.41 (0.03) | 50 37 53.41 | 50 37 53.41 | 50 37 53.45 (0.03) | 50 37 53.41 | ||||||||
Spectral type | DA | DA | DA | DA | DA | ||||||||
Effective temperature | [K] | 9187.0 (32) | 9193.0 (31) | 9188.0 (32) | 9107.0 | 8929.0 | 9177.0 (66) | ||||||
log(g) | [cgs] | 8.10 (0.006) | 8.10 (0.006) | 8.10 (0.006) | 8.08 | 8.00 | 8.11 (0.01) | ||||||
Mass | [M☉] | 0.66 (0.005) | 0.658 (0.005) | 0.658 (0.005) | 0.649 | 0.58 | 0.662 (0.01) | ||||||
log(Luminosity) | [L☉] | ||||||||||||
Cooling age | [Gyr] | 0.9000 | 0.8695 | 0.8413 | |||||||||
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] | 18.44 (0.03) | 18.40 (0.05) | 18.40 (0.05) | 18.44 | 18.44 (0.03) | 18.40 (0.05) | ||||||
Distance | [pc] | 54.22 (0.1) | 54.35 (0.1) | 54.34 (0.1) | 54.22 | 54.22 (0.1) | 54.34 (0.1) | ||||||
Composition | H | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | -6.445100306 (0.05) | -6.468920368 (0.09) | -6.445 (0.05) | -6.468920368 | ||||||||
Proper motion (declination) | [mas/yr] | -2.845209101 (0.05) | -2.721373445 (0.09) | -2.845 (0.05) | -2.721373445 | ||||||||
Variability | |||||||||||||
Magnetic | |||||||||||||
Bd | [MG] | ||||||||||||
Infrared excess (disk) | |||||||||||||
Binarity | |||||||||||||
B magnitude | |||||||||||||
V magnitude | |||||||||||||
R magnitude | |||||||||||||
I magnitude | |||||||||||||
J magnitude | 16.07 (0.09) | 16.07 (0.09) | |||||||||||
H magnitude | 15.78 (0.2) | 15.78 (0.2) | |||||||||||
K magnitude | |||||||||||||
u magnitude | 16.70 (0.007) | 16.69 (0.007) | 16.69 (0.007) | ||||||||||
g magnitude | 16.30 (0.004) | 16.30 (0.004) | |||||||||||
r magnitude | 16.34 (0.005) | 16.34 (0.005) | |||||||||||
i magnitude | 16.42 (0.005) | 16.42 (0.005) | |||||||||||
z magnitude | 16.55 (0.009) | 16.55 (0.009) | |||||||||||
G magnitude | 16.28 (0.003) | 16.30 | 16.28 | 16.28 (0.003) | 16.30 | ||||||||
BP magnitude | 16.37 (0.003) | 16.36 | 16.36 | ||||||||||
RP magnitude | 16.14 (0.004) | 16.14 | 16.14 | ||||||||||
Pan g magnitude | 16.33 (0.003) | 16.33 (0.004) | |||||||||||
Pan r magnitude | 16.36 (0.002) | 16.36 (0.002) | |||||||||||
Pan i magnitude | 16.46 (0.003) | 16.46 (0.003) | |||||||||||
Pan z magnitude | 16.58 (0.002) | 16.58 (0.002) | |||||||||||
Pan y magnitude | 16.68 (0.006) | 16.68 (0.007) | |||||||||||
E(B-V) | 0.009 |
* 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.