All names: SDSS J105249.17+371810.8, Gaia DR2 775043860929257600, Gaia EDR3 775043860929257600, Gaia DR3 775043860929257600, SDSS J105249.16+371810.7
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Simbad | Kleinman et al. 2013 |
---|---|---|---|---|---|---|---|
Right ascension | 10 52 49.17 (0.2) | 10 52 49.17 | 10 52 49.17 (0.3) | 10 52 49.17 (0.2) | 10 52 49.17 | ||
Declination | 37 18 10.71 (0.3) | 37 18 10.71 | 37 18 10.71 (0.4) | 37 18 10.75 (0.3) | 37 18 10.76 | ||
Spectral type | DA_NOTWD | ||||||
Effective temperature | [K] | 8797.0 (97) | |||||
log(g) | [cgs] | 5.10 (0.1) | |||||
Mass | [M☉] | ||||||
log(Luminosity) | [L☉] | ||||||
Cooling age | [Gyr] | ||||||
log(H/He) | |||||||
log(C/He) | |||||||
log(Ca/He) | |||||||
log(Ca/H) | |||||||
Parallax | [mas] | -0.29 (0.3) | -0.05 (0.4) | ||||
Distance | [pc] | ||||||
Composition | |||||||
Proper motion (right ascension) | [mas/yr] | -1.173113029 (0.4) | -1.298440173 (0.6) | -1.173 (0.4) | |||
Proper motion (declination) | [mas/yr] | -2.594205622 (0.4) | -2.285638394 (0.9) | -2.594 (0.4) | |||
Variability | |||||||
Magnetic | |||||||
Bd | [MG] | ||||||
Infrared excess (disk) | |||||||
Binarity | |||||||
B magnitude | |||||||
V magnitude | |||||||
R magnitude | |||||||
I magnitude | |||||||
J magnitude | |||||||
H magnitude | |||||||
K magnitude | |||||||
u magnitude | 20.41 (0.05) | 20.41 (0.06) | 20.41 (0.06) | ||||
g magnitude | 19.32 (0.01) | 19.32 (0.01) | 19.32 (0.02) | ||||
r magnitude | 19.38 (0.01) | 19.38 (0.01) | 19.38 (0.02) | ||||
i magnitude | 19.55 (0.02) | 19.55 (0.02) | 19.55 (0.02) | ||||
z magnitude | 19.75 (0.08) | 19.75 (0.08) | 19.75 (0.07) | ||||
G magnitude | 19.35 (0.03) | 19.38 | 19.35 (0.004) | ||||
BP magnitude | 19.48 (0.03) | 19.47 | |||||
RP magnitude | 19.29 (0.07) | 19.30 | |||||
Pan g magnitude | 19.32 (0.01) | ||||||
Pan r magnitude | 19.38 (0.01) | ||||||
Pan i magnitude | 19.55 (0.009) | ||||||
Pan z magnitude | 19.65 (0.02) | ||||||
Pan y magnitude | 19.58 (0.05) | ||||||
E(B-V) |
* 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.