All names: GALEX J133759.7+073553, Gaia DR3 3718561897235179648, SDSS J133759.54+073553.4, SDSS J133759.53+073553.5, Gaia EDR3 3718561897235179648, Gaia DR2 3718561897235179648, SDSS J133759.54+073553.5, SDSS J133759.54+073553.48
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 13 37 59.55 (0.3) | 13 37 59.54 | 13 37 59.55 (0.4) | 13 37 59.54 (0.3) | ||||||
Declination | 07 35 53.37 (0.2) | 07 35 53.58 | 07 35 53.37 (0.3) | 07 35 53.52 (0.2) | ||||||
Spectral type | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 14592.0 | 18749.0 (226) | |||||||
log(g) | [cgs] | 8.05 | 8.12 (0.04) | |||||||
Mass | [M☉] | 0.639 | 0.684 (0.02) | |||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | 0.2305 | ||||||||
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] | 2.46 (0.4) | 2.64 (0.5) | 2.46 (0.4) | ||||||
Distance | [pc] | 407.23 (59) | 379.36 (68) | 407.23 (59) | ||||||
Composition | H | |||||||||
Proper motion (right ascension) | [mas/yr] | 6.957868974 (0.4) | 7.379902576 (1) | 6.958 (0.4) | ||||||
Proper motion (declination) | [mas/yr] | -9.664816457 (0.3) | -9.677365311 (0.8) | -9.665 (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 | 19.31 (0.02) | 19.32 (0.03) | 19.30 (0.02) | |||||||
g magnitude | 19.16 (0.01) | 19.16 (0.02) | 19.16 (0.01) | |||||||
r magnitude | 19.45 (0.01) | 19.47 (0.02) | 19.45 (0.01) | |||||||
i magnitude | 19.73 (0.02) | 19.73 (0.02) | 19.73 (0.02) | |||||||
z magnitude | 20.00 (0.09) | 19.97 (0.08) | 20.00 (0.09) | |||||||
G magnitude | 19.32 (0.03) | 19.35 | 19.32 (0.004) | |||||||
BP magnitude | 19.30 (0.03) | 19.25 | ||||||||
RP magnitude | 19.49 (0.05) | 19.48 | ||||||||
Pan g magnitude | 19.19 (0.01) | |||||||||
Pan r magnitude | 19.49 (0.02) | |||||||||
Pan i magnitude | 19.74 (0.01) | |||||||||
Pan z magnitude | 19.95 (0.03) | |||||||||
Pan y magnitude | 19.88 (0.1) | |||||||||
E(B-V) | 0.030 |
* 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.