All names: Gaia DR2 946318047068266752, SDSS J070713.16+383445.6, Gaia DR3 946318047068266752, GALEX J070713.1+383445, SDSS J070713.15+383445.6, Gaia EDR3 946318047068266752
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 07 07 13.15 (0.3) | 07 07 13.15 | 07 07 13.15 (0.4) | 07 07 13.17 (0.3) | 07 07 13.16 | |||||
Declination | 38 34 45.57 (0.3) | 38 34 45.60 | 38 34 45.57 (0.4) | 38 34 45.69 (0.3) | 38 34 45.64 | |||||
Spectral type | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 10888.0 | 16180.0 (260) | |||||||
log(g) | [cgs] | 6.79 | 8.07 (0.05) | |||||||
Mass | [M☉] | 0.188 | 0.652 (0.03) | |||||||
log(Luminosity) | [L☉] | |||||||||
Cooling age | [Gyr] | |||||||||
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] | 1.79 (0.4) | 1.53 (0.5) | 1.79 (0.4) | ||||||
Distance | [pc] | 560.17 (124) | 654.49 (204) | 560.16 (124) | ||||||
Composition | H | |||||||||
Proper motion (right ascension) | [mas/yr] | -19.88890377 (0.4) | -20.66125516 (0.9) | -19.889 (0.4) | ||||||
Proper motion (declination) | [mas/yr] | -7.451348833 (0.3) | -7.733218544 (0.9) | -7.451 (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 | 19.53 (0.03) | 19.53 (0.03) | 19.52 (0.03) | |||||||
g magnitude | 19.12 (0.01) | 19.12 (0.01) | 19.13 (0.01) | |||||||
r magnitude | 19.33 (0.01) | 19.33 (0.01) | 19.34 (0.01) | |||||||
i magnitude | 19.53 (0.02) | 19.53 (0.02) | 19.55 (0.02) | |||||||
z magnitude | 19.78 (0.08) | 19.78 (0.08) | 19.73 (0.07) | |||||||
G magnitude | 19.32 (0.04) | 19.33 | 19.32 (0.006) | |||||||
BP magnitude | 19.25 (0.04) | 19.29 | ||||||||
RP magnitude | 19.19 (0.06) | 19.36 | ||||||||
Pan g magnitude | 19.17 (0.01) | |||||||||
Pan r magnitude | 19.38 (0.007) | |||||||||
Pan i magnitude | 19.58 (0.009) | |||||||||
Pan z magnitude | 19.79 (0.03) | |||||||||
Pan y magnitude | 19.82 (0.06) | |||||||||
E(B-V) | 0.051 |
* 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.