All names: Gaia DR3 633295848373672320, SDSS J093443.39+191003.2, WIRED J093443.39+191003.2, J0934+1910, WDJ093443.40+191003.18, Gaia DR2 633295848373672320, WISEA J093443.37+191003.4, SDSS J093443.39+191003.1, 2MASS J09344341+1910030, Gaia EDR3 633295848373672320, WISE J093443.38+191003.4, TIC 91903603
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 34 43.37 (0.06) | 09 34 43.39 | 09 34 43.37 (0.1) | 09 34 43.37 | 09 34 43.40 (0.06) | 09 34 43.37 | 09 34 43.39 | ||||||||
Declination | 19 10 03.31 (0.04) | 19 10 03.20 | 19 10 03.30 (0.07) | 19 10 03.31 | 19 10 03.18 (0.04) | 19 10 03.30 | 19 10 03.21 | ||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | |||||||
Effective temperature | [K] | 9251.0 (36) | 9188.0 (33) | 9251.0 (36) | 9093.0 | 9001.0 (59) | 9122.0 (21) | ||||||||
log(g) | [cgs] | 8.04 (0.008) | 8.04 (0.01) | 8.05 (0.01) | 8.02 | 8.00 (0.01) | 8.16 (0.03) | ||||||||
Mass | [M☉] | 0.624 (0.007) | 0.62 (0.01) | 0.629 (0.01) | 0.61 | 0.596 (0.01) | 0.691 (0.02) | ||||||||
log(Luminosity) | [L☉] | ||||||||||||||
Cooling age | [Gyr] | 0.8200 | 0.7944 | ||||||||||||
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] | 15.40 (0.07) | 15.49 (0.1) | 15.49 (0.1) | 15.40 | 15.40 (0.07) | 15.49 (0.1) | ||||||||
Distance | [pc] | 64.92 (0.3) | 64.56 (0.6) | 64.55 (0.6) | 64.92 | 64.92 (0.3) | 64.55 (0.6) | ||||||||
Composition | H | H | H | ||||||||||||
Proper motion (right ascension) | [mas/yr] | -25.23681268 (0.07) | -25.11436815 (0.2) | -25.237 (0.07) | -25.11436815 | ||||||||||
Proper motion (declination) | [mas/yr] | 7.93405618 (0.04) | 7.833787208 (0.1) | 7.934 (0.04) | 7.833787208 | ||||||||||
Variability | |||||||||||||||
Magnetic | |||||||||||||||
Bd | [MG] | ||||||||||||||
Infrared excess (disk) | |||||||||||||||
Binarity | |||||||||||||||
B magnitude | |||||||||||||||
V magnitude | |||||||||||||||
R magnitude | |||||||||||||||
I magnitude | |||||||||||||||
J magnitude | 16.34 (0.01) | 16.41 (0.1) | |||||||||||||
H magnitude | 16.09 (0.2) | 16.09 (0.2) | |||||||||||||
K magnitude | |||||||||||||||
u magnitude | 16.99 (0.008) | 16.99 (0.008) | 16.99 (0.008) | 16.97 (0.008) | 17.00 (0.02) | ||||||||||
g magnitude | 16.60 (0.004) | 16.60 (0.004) | 16.61 (0.004) | 16.62 (0.02) | |||||||||||
r magnitude | 16.63 (0.005) | 16.63 (0.005) | 16.63 (0.004) | 16.64 (0.02) | |||||||||||
i magnitude | 16.73 (0.005) | 16.73 (0.005) | 16.71 (0.005) | 16.75 (0.02) | |||||||||||
z magnitude | 16.87 (0.01) | 16.87 (0.01) | 16.84 (0.01) | 16.86 (0.02) | |||||||||||
G magnitude | 16.57 (0.002) | 16.59 | 16.57 | 16.57 (0.003) | 16.59 | ||||||||||
BP magnitude | 16.67 (0.002) | 16.66 | 16.66 | ||||||||||||
RP magnitude | 16.43 (0.005) | 16.44 | 16.44 | ||||||||||||
Pan g magnitude | 16.62 (0.003) | 16.62 (0.002) | |||||||||||||
Pan r magnitude | 16.64 (0.002) | 16.64 (0.002) | |||||||||||||
Pan i magnitude | 16.74 (0.004) | 16.74 (0.003) | |||||||||||||
Pan z magnitude | 16.87 (0.004) | 16.87 (0.003) | |||||||||||||
Pan y magnitude | 16.96 (0.007) | 16.96 (0.007) | |||||||||||||
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.