All names: Gaia EDR3 1156652353719356800, Gaia DR2 1156652353719356800, SDSS J150115.80+043326.8, GALEX J150115.8+043327, SDSS J150115.80+043326.82, Gaia DR3 1156652353719356800
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Bedard et al. 2020 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 15 01 15.79 (0.2) | 15 01 15.80 | 15 01 15.79 (0.3) | 15 01 15.80 (0.2) | |||||||
Declination | 04 33 26.72 (0.2) | 04 33 26.86 | 04 33 26.72 (0.3) | 04 33 26.86 (0.2) | |||||||
Spectral type | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 32397.0 (437) | 19840.0 | 33532.0 (328) | |||||||
log(g) | [cgs] | 7.44 (0.09) | 7.37 | 7.50 (0.06) | |||||||
Mass | [M☉] | 0.42 (0.03) | 0.351 | 0.491 (0.02) | |||||||
log(Luminosity) | [L☉] | -0.38 (0.07) | |||||||||
Cooling age | [Gyr] | 0.0030 (0.001) | 0.0124 | ||||||||
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] | 1.29 (0.3) | 1.34 (0.4) | 1.29 (0.3) | |||||||
Distance | [pc] | 772.57 (167) | 744.28 (216) | 772.56 (167) | |||||||
Composition | H | H | |||||||||
Proper motion (right ascension) | [mas/yr] | -9.206245725 (0.3) | -10.62516866 (0.7) | -9.206 (0.3) | |||||||
Proper motion (declination) | [mas/yr] | -8.766016899 (0.3) | -9.05078165 (0.7) | -8.766 (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 | 18.78 (0.02) | 18.79 (0.02) | 18.78 (0.02) | ||||||||
g magnitude | 18.96 (0.01) | 19.01 (0.03) | 18.96 (0.01) | ||||||||
r magnitude | 19.36 (0.01) | 19.40 (0.02) | 19.36 (0.01) | ||||||||
i magnitude | 19.66 (0.02) | 19.71 (0.03) | 19.66 (0.02) | ||||||||
z magnitude | 19.80 (0.08) | 19.83 (0.08) | 19.80 (0.08) | ||||||||
G magnitude | 19.21 (0.04) | 19.25 | 19.21 (0.004) | ||||||||
BP magnitude | 19.08 (0.04) | 19.07 | |||||||||
RP magnitude | 19.45 (0.08) | 19.37 | |||||||||
Pan g magnitude | 19.02 (0.007) | ||||||||||
Pan r magnitude | 19.40 (0.01) | ||||||||||
Pan i magnitude | 19.75 (0.01) | ||||||||||
Pan z magnitude | 19.98 (0.03) | ||||||||||
Pan y magnitude | 19.97 (0.06) | ||||||||||
E(B-V) | 0.031 |
* 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.