All names: SDSS J095317.79+311459.1, TIC 4917900, 2MASS J09531778+3114590, WISE J095317.78+311459.1, WIRED J095317.78+311459.0, Gaia DR2 745097596594483456, WISEA J095317.78+311459.0, LEDA 1938497, SDSS J095317.78+311459.0, SDSS J095317.79+311458.8
Parameter | Unit | SDSS DR12 | Gaia DR2 | Simbad | Kleinman et al. 2013 |
---|---|---|---|---|---|
Right ascension | 09 53 17.80 | 09 53 17.78 (4) | 09 53 17.80 | 09 53 17.79 | |
Declination | 31 14 58.85 | 31 14 59.09 (3) | 31 14 58.85 | 31 14 59.06 | |
Spectral type | DA+M | DA+M | |||
Effective temperature | [K] | 23751.0 (403) | |||
log(g) | [cgs] | 7.08 (0.06) | |||
Mass | [M☉] | ||||
log(Luminosity) | [L☉] | ||||
Cooling age | [Gyr] | ||||
log(H/He) | |||||
log(C/He) | |||||
log(Ca/He) | |||||
log(Ca/H) | |||||
Parallax | [mas] | ||||
Distance | [pc] | ||||
Composition | |||||
Proper motion (right ascension) | [mas/yr] | ||||
Proper motion (declination) | [mas/yr] | ||||
Variability | |||||
Magnetic | |||||
Bd | [MG] | ||||
Infrared excess (disk) | |||||
Binarity | WDMS | ||||
B magnitude | |||||
V magnitude | |||||
R magnitude | |||||
I magnitude | |||||
J magnitude | 15.25 (0.05) | ||||
H magnitude | 14.57 (0.07) | ||||
K magnitude | 14.22 (0.07) | ||||
u magnitude | 18.04 (0.02) | 18.04 (0.02) | 20.82 (0.3) | ||
g magnitude | 17.19 (0.005) | 17.19 (0.005) | 19.01 (0.07) | ||
r magnitude | 16.57 (0.004) | 16.57 (0.004) | 17.97 (0.02) | ||
i magnitude | 16.21 (0.004) | 16.21 (0.004) | 17.54 (0.01) | ||
z magnitude | 15.92 (0.01) | 15.92 (0.01) | 17.21 (0.02) | ||
G magnitude | 18.87 | ||||
BP magnitude | |||||
RP magnitude | |||||
Pan g magnitude | |||||
Pan r magnitude | |||||
Pan i magnitude | |||||
Pan z magnitude | |||||
Pan y magnitude | |||||
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.