All names: WD 0925+197, [RGS2010] J092841.73+193329.1, SDSS J092841.73+193328.9, SDSS J092841.73+193329.1, Gaia EDR3 634118248711469696, SDSS J092841.73+193329.0, Gaia DR3 634118248711469696, Gaia DR2 634118248711469696
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | MWDD H | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 28 41.73 (0.4) | 09 28 41.74 | 09 28 41.73 (0.6) | 09 28 41.73 | 09 28 41.73 (0.6) | 09 28 41.50 | 09 28 41.73 | ||||||
Declination | 19 33 28.98 (0.3) | 19 33 29.00 | 19 33 28.98 (0.5) | 19 33 29.09 | 19 33 29.03 (0.5) | 19 33 22.32 | 19 33 29.07 | ||||||
Spectral type | DA+M | DA+M | DA+M | DA+M | DA1.1 M | DA+M | DA+MS | ||||||
Effective temperature | [K] | 47034.0 (5195) | 11669.0 | 50484.0 (7465) | 14499.0 (254) | ||||||||
log(g) | [cgs] | 7.70 (0.4) | 7.44 | 7.58 (0.5) | 9.97 (0.04) | ||||||||
Mass | [M☉] | 0.55 (0.2) | 0.342 | 0.52 (0.2) | |||||||||
log(Luminosity) | [L☉] | 0.12 (0.4) | |||||||||||
Cooling age | [Gyr] | 0.0022 (0.001) | 0.2195 | ||||||||||
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] | 1.87 (0.4) | 1.95 (0.6) | 1.95 (0.6) | |||||||||
Distance | [pc] | 536.09 (124) | 513.75 (166) | 617.00 (83) | 513.74 (166) | ||||||||
Composition | H | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | -2.743498207 (0.5) | -2.480524518 (1) | -2.481 (1) | |||||||||
Proper motion (declination) | [mas/yr] | -2.593684558 (0.4) | -3.193334394 (0.8) | -3.193 (0.8) | |||||||||
Variability | |||||||||||||
Magnetic | |||||||||||||
Bd | [MG] | ||||||||||||
Infrared excess (disk) | |||||||||||||
Binarity | WDMS | WDMS | WDMS | ||||||||||
B magnitude | |||||||||||||
V magnitude | |||||||||||||
R magnitude | |||||||||||||
I magnitude | |||||||||||||
J magnitude | |||||||||||||
H magnitude | |||||||||||||
K magnitude | |||||||||||||
u magnitude | 18.99 (0.02) | 19.03 | 19.01 (0.02) | 19.03 | 19.00 (0.02) | ||||||||
g magnitude | 19.34 (0.01) | 19.40 | 19.33 (0.01) | 19.39 | 19.37 (0.02) | ||||||||
r magnitude | 19.72 (0.02) | 19.76 | 19.73 (0.01) | 19.76 | 19.75 (0.02) | ||||||||
i magnitude | 19.76 (0.02) | 19.81 | 19.77 (0.02) | 19.80 | 19.78 (0.02) | ||||||||
z magnitude | 19.66 (0.06) | 19.72 | 19.65 (0.06) | 19.72 | 19.71 (0.06) | ||||||||
G magnitude | 19.46 (0.03) | 19.50 | 19.50 (0.004) | ||||||||||
BP magnitude | 19.45 (0.03) | 19.37 | |||||||||||
RP magnitude | 19.44 (0.05) | 19.36 | |||||||||||
Pan g magnitude | 19.41 (0.01) | ||||||||||||
Pan r magnitude | 19.77 (0.01) | ||||||||||||
Pan i magnitude | 19.80 (0.01) | ||||||||||||
Pan z magnitude | 19.60 (0.02) | ||||||||||||
Pan y magnitude | 19.38 (0.06) | ||||||||||||
E(B-V) | 0.029 |
* 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.