All names: 2MASS J20115951+0913565, Gaia DR2 4299397713684601088, WDJ201159.5+091356.49, TIC 366892684, GALEX J201159.5+091356, Gaia EDR3 4299397713684601088, Gaia DR3 4299397713684601088, WDJ201159.50+091356.50, J2011+0913, SDSS J201159.53+091356.5, SDSS J201159.52+091356.5
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 | 20 11 59.61 (0.08) | 20 11 59.60 | 20 11 59.61 | 20 11 59.50 (0.08) | 20 11 59.60 | ||||||||
Declination | 09 13 56.44 (0.05) | 09 13 56.44 | 09 13 56.44 | 09 13 56.49 (0.05) | 09 13 56.44 | ||||||||
Spectral type | DA | DA | DA | DA | DA | ||||||||
Effective temperature | [K] | 6797.0 (33) | 6815.0 (28) | 6797.0 (33) | 6747.0 | 6504.0 | 6957.0 (50) | ||||||
log(g) | [cgs] | 7.64 (0.01) | 7.67 (0.01) | 7.66 (0.01) | 7.64 | 7.51 | 7.69 (0.02) | ||||||
Mass | [M☉] | 0.4 (0.008) | 0.414 (0.009) | 0.412 (0.01) | 0.403 | 0.327 | 0.425 (0.01) | ||||||
log(Luminosity) | [L☉] | ||||||||||||
Cooling age | [Gyr] | 1.1100 | 1.0620 | 1.0650 | |||||||||
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] | 14.36 (0.08) | 14.58 (0.1) | 14.58 (0.1) | 14.36 | 14.36 (0.08) | 14.58 (0.1) | ||||||
Distance | [pc] | 69.64 (0.4) | 68.59 (0.7) | 68.58 (0.7) | 69.64 | 69.64 (0.4) | 68.58 (0.7) | ||||||
Composition | H | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | 98.07820533 (0.1) | 98.25678489 (0.2) | 98.078 (0.1) | 98.25678489 | ||||||||
Proper motion (declination) | [mas/yr] | -3.701667293 (0.08) | -3.850379167 (0.2) | -3.702 (0.09) | -3.850379167 | ||||||||
Variability | |||||||||||||
Magnetic | |||||||||||||
Bd | [MG] | ||||||||||||
Infrared excess (disk) | |||||||||||||
Binarity | |||||||||||||
B magnitude | |||||||||||||
V magnitude | |||||||||||||
R magnitude | |||||||||||||
I magnitude | |||||||||||||
J magnitude | 16.55 (0.01) | 16.59 (0.1) | |||||||||||
H magnitude | |||||||||||||
K magnitude | |||||||||||||
u magnitude | 18.07 (0.01) | 18.09 (0.01) | 18.09 (0.01) | ||||||||||
g magnitude | 17.49 (0.005) | 17.49 (0.005) | |||||||||||
r magnitude | 17.28 (0.005) | 17.28 (0.005) | |||||||||||
i magnitude | 17.21 (0.006) | 17.21 (0.006) | |||||||||||
z magnitude | 17.23 (0.01) | 17.23 (0.01) | |||||||||||
G magnitude | 17.26 (0.008) | 17.28 | 17.26 | 17.26 (0.003) | 17.28 | ||||||||
BP magnitude | 17.46 (0.008) | 17.47 | 17.47 | ||||||||||
RP magnitude | 16.92 (0.005) | 16.92 | 16.92 | ||||||||||
Pan g magnitude | 17.49 (0.004) | 17.49 (0.004) | |||||||||||
Pan r magnitude | 17.31 (0.004) | 17.31 (0.004) | |||||||||||
Pan i magnitude | 17.25 (0.005) | 17.25 (0.006) | |||||||||||
Pan z magnitude | 17.28 (0.006) | 17.28 (0.007) | |||||||||||
Pan y magnitude | 17.30 (0.008) | 17.30 (0.007) | |||||||||||
E(B-V) | 0.004 |
* 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.