All names: WD 1136+139, SDSS J113925.39+134310.8, Gaia DR2 3918029283792258304, HS 1136+1359, USNO-B1.0 1037-00193506, Gaia EDR3 3918029283792258304, SDSS J113925.38+134310.8, Gaia DR3 3918029283792258304, GALEX J113925.4+134310, SDSS J113925.36+134310.9, SDSS J113925.39+134310.9, LAMOST J113925.39+134310.8, SDSS J113925.35+134310.9, A1 117
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Guo et al. 2015 | Koester et al. 2009 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 11 39 25.34 (0.07) | 11 39 25.39 | 11 39 25.34 (0.09) | 11 39 25.34 | 11 39 25.40 (0.07) | 11 39 25.32 | 11 39 25.39 | |||||||
Declination | 13 43 11.04 (0.06) | 13 43 10.89 | 13 43 11.04 (0.07) | 13 43 11.04 | 13 43 10.93 (0.06) | 13 43 04.44 | 13 43 10.89 | |||||||
Spectral type | DA | DA | DA | DA | DA2.1 | DA | DA | |||||||
Effective temperature | [K] | 21762.0 | 23921.0 (204) | 23544.0 (784) | 24490.0 (214) | |||||||||
log(g) | [cgs] | 7.78 | 7.83 (0.03) | 7.88 (0.04) | 7.87 (0.03) | |||||||||
Mass | [M☉] | 0.515 | 0.57 (0.03) | 0.57 (0.01) | ||||||||||
log(Luminosity) | [L☉] | |||||||||||||
Cooling age | [Gyr] | 0.0295 | ||||||||||||
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] | 4.74 (0.09) | 4.68 (0.1) | 4.74 | 4.74 (0.09) | |||||||||
Distance | [pc] | 211.04 (4) | 213.82 (5) | 211.04 | 211.04 (4) | |||||||||
Composition | H | |||||||||||||
Proper motion (right ascension) | [mas/yr] | -56.89581509 (0.08) | -56.78828285 (0.2) | -56.896 (0.08) | ||||||||||
Proper motion (declination) | [mas/yr] | 6.904710207 (0.07) | 6.896965315 (0.1) | 6.905 (0.07) | ||||||||||
Variability | ||||||||||||||
Magnetic | ||||||||||||||
Bd | [MG] | |||||||||||||
Infrared excess (disk) | ||||||||||||||
Binarity | ||||||||||||||
B magnitude | 16.00 | 16.25 | ||||||||||||
V magnitude | ||||||||||||||
R magnitude | 17.40 | |||||||||||||
I magnitude | ||||||||||||||
J magnitude | ||||||||||||||
H magnitude | ||||||||||||||
K magnitude | ||||||||||||||
u magnitude | 16.66 (0.006) | 16.66 (0.006) | 16.66 (0.02) | |||||||||||
g magnitude | 16.76 (0.004) | 16.76 (0.004) | 16.77 (0.02) | |||||||||||
r magnitude | 17.17 (0.005) | 17.17 (0.005) | 17.16 (0.01) | |||||||||||
i magnitude | 17.46 (0.007) | 17.46 (0.007) | 17.45 (0.03) | |||||||||||
z magnitude | 17.75 (0.02) | 17.75 (0.02) | 17.76 (0.03) | |||||||||||
G magnitude | 16.95 (0.007) | 16.98 | 16.95 | 16.95 (0.003) | ||||||||||
BP magnitude | 16.86 (0.007) | 16.83 | ||||||||||||
RP magnitude | 17.16 (0.01) | 17.16 | ||||||||||||
Pan g magnitude | 16.78 (0.007) | |||||||||||||
Pan r magnitude | 17.16 (0.005) | |||||||||||||
Pan i magnitude | 17.49 (0.006) | |||||||||||||
Pan z magnitude | 17.75 (0.005) | |||||||||||||
Pan y magnitude | 17.93 (0.02) | |||||||||||||
E(B-V) | 0.016 |
* 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.