All names: Gaia DR3 579931846088268928, SDSS J090316.81+041200.1, LAMOST J090316.80+041159.4, SDSS J090316.81+041159.42, 2MASS J09031682+0412005, TIC 270511512, SDSS J090316.81+041159.4, GALEX J090316.8+041159, SDSS J090316.80+041159.4, LAMOST J090316.81+041159.4, Gaia EDR3 579931846088268928, Gaia DR2 579931846088268928
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2015 | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 03 16.80 (0.05) | 09 03 16.81 | 09 03 16.80 (0.07) | 09 03 16.80 | 09 03 16.81 (0.05) | ||||||
Declination | 04 11 58.91 (0.05) | 04 12 00.16 | 04 11 58.95 (0.09) | 04 11 58.91 | 04 12 00.34 (0.05) | ||||||
Spectral type | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 16944.0 | 18711.0 (35) | 17788.0 (296) | |||||||
log(g) | [cgs] | 7.80 | 7.95 (0.01) | 7.87 (0.02) | |||||||
Mass | [M☉] | 0.509 | 0.594 (0.005) | 0.548 (0.01) | |||||||
log(Luminosity) | [L☉] | ||||||||||
Cooling age | [Gyr] | 0.0906 | |||||||||
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] | 8.41 (0.06) | 8.36 (0.1) | 8.41 | 8.41 (0.06) | ||||||
Distance | [pc] | 118.86 (0.8) | 119.68 (2) | 118.86 | 118.86 (0.8) | ||||||
Composition | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -7.65203484 (0.06) | -7.666414563 (0.2) | -7.652 (0.06) | |||||||
Proper motion (declination) | [mas/yr] | -89.55779036 (0.05) | -89.41631533 (0.3) | -89.558 (0.05) | |||||||
Variability | |||||||||||
Magnetic | |||||||||||
Bd | [MG] | ||||||||||
Infrared excess (disk) | |||||||||||
Binarity | |||||||||||
B magnitude | |||||||||||
V magnitude | |||||||||||
R magnitude | |||||||||||
I magnitude | |||||||||||
J magnitude | 16.58 (0.01) | ||||||||||
H magnitude | 16.59 (0.03) | ||||||||||
K magnitude | 16.69 (0.06) | ||||||||||
u magnitude | 16.12 (0.005) | 16.13 (0.02) | 16.12 (0.005) | ||||||||
g magnitude | 15.98 (0.004) | 16.02 (0.01) | 15.98 (0.004) | ||||||||
r magnitude | 16.34 (0.004) | 16.35 (0.01) | 16.34 (0.004) | ||||||||
i magnitude | 16.62 (0.005) | 16.62 (0.01) | 16.62 (0.005) | ||||||||
z magnitude | 16.93 (0.009) | 16.93 (0.02) | 16.93 (0.009) | ||||||||
G magnitude | 16.19 (0.003) | 16.21 | 16.19 | 16.19 (0.003) | |||||||
BP magnitude | 16.12 (0.003) | 16.10 | |||||||||
RP magnitude | 16.35 (0.004) | 16.35 | |||||||||
Pan g magnitude | 16.04 (0.002) | ||||||||||
Pan r magnitude | 16.35 (0.002) | ||||||||||
Pan i magnitude | 16.66 (0.002) | ||||||||||
Pan z magnitude | 16.92 (0.003) | ||||||||||
Pan y magnitude | 17.05 (0.009) | ||||||||||
E(B-V) | 0.006 |
* 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.