All names: Gaia DR3 1228185313206709248, SDSS J142844.58+143425.6, Gaia EDR3 1228185313206709248, Gaia DR2 1228185313206709248, GALEX J142844.6+143425
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 14 28 44.57 (0.1) | 14 28 44.58 | 14 28 44.57 (0.2) | 14 28 44.57 | 14 28 44.59 (0.1) | 14 28 44.58 | |||||
Declination | 14 34 25.73 (0.1) | 14 34 25.64 | 14 34 25.72 (0.2) | 14 34 25.73 | 14 34 25.51 (0.1) | 14 34 25.60 | |||||
Spectral type | DA | DA | DA | DA | DA | ||||||
Effective temperature | [K] | 8038.0 | 8330.0 (235) | 8230.0 (47) | |||||||
log(g) | [cgs] | 7.95 | 8.01 (0.06) | 7.93 (0.1) | |||||||
Mass | [M☉] | 0.568 | 0.6 (0.05) | 0.559 (0.05) | |||||||
log(Luminosity) | [L☉] | ||||||||||
Cooling age | [Gyr] | 0.9952 | |||||||||
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] | 7.58 (0.2) | 7.74 (0.2) | 7.58 | 7.58 (0.2) | ||||||
Distance | [pc] | 131.88 (3) | 129.15 (4) | 131.88 | 131.88 (3) | ||||||
Composition | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -21.93262374 (0.2) | -21.73280867 (0.4) | -21.933 (0.2) | |||||||
Proper motion (declination) | [mas/yr] | 13.34169295 (0.2) | 13.68051028 (0.4) | 13.342 (0.2) | |||||||
Variability | |||||||||||
Magnetic | |||||||||||
Bd | [MG] | ||||||||||
Infrared excess (disk) | |||||||||||
Binarity | |||||||||||
B magnitude | |||||||||||
V magnitude | |||||||||||
R magnitude | |||||||||||
I magnitude | |||||||||||
J magnitude | |||||||||||
H magnitude | |||||||||||
K magnitude | |||||||||||
u magnitude | 18.97 (0.02) | 18.97 (0.02) | 18.93 (0.03) | ||||||||
g magnitude | 18.51 (0.007) | 18.51 (0.007) | 18.52 (0.02) | ||||||||
r magnitude | 18.47 (0.008) | 18.47 (0.008) | 18.46 (0.01) | ||||||||
i magnitude | 18.52 (0.01) | 18.52 (0.01) | 18.52 (0.01) | ||||||||
z magnitude | 18.66 (0.03) | 18.66 (0.03) | 18.64 (0.04) | ||||||||
G magnitude | 18.41 (0.02) | 18.45 | 18.41 | 18.41 (0.003) | |||||||
BP magnitude | 18.56 (0.02) | 18.56 | |||||||||
RP magnitude | 18.23 (0.03) | 18.23 | |||||||||
Pan g magnitude | 18.53 (0.006) | ||||||||||
Pan r magnitude | 18.47 (0.003) | ||||||||||
Pan i magnitude | 18.50 (0.005) | ||||||||||
Pan z magnitude | 18.61 (0.009) | ||||||||||
Pan y magnitude | 18.66 (0.009) | ||||||||||
E(B-V) | 0.013 |
* 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.