All names: Gaia EDR3 1040150781699159680, Gaia DR3 1040150781699159680, WISE J091242.18+620940.0, SDSS J091242.18+620940.1, WISEA J091242.18+620939.9, Gaia DR2 1040150781699159680, USNO-B1.0 1521-00197285, 2MASS J09124214+6209401, SDSS J091242.17+620940.1, TIC 417829210
Parameter | Unit | Gaia EDR3 | Stilism | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|
Right ascension | 09 12 42.18 (0.1) | 09 12 42.18 (0.1) | |||
Declination | 62 09 40.12 (0.2) | 62 09 40.10 (0.2) | |||
Spectral type | D+M | CV | |||
Effective temperature | [K] | ||||
log(g) | [cgs] | ||||
Mass | [M☉] | ||||
log(Luminosity) | [L☉] | ||||
Cooling age | [Gyr] | ||||
log(H/He) | |||||
log(C/He) | |||||
log(Ca/He) | |||||
log(Ca/H) | |||||
Parallax | [mas] | 3.38 (0.2) | 3.38 (0.2) | ||
Distance | [pc] | 295.57 (19) | 295.57 (19) | ||
Composition | |||||
Proper motion (right ascension) | [mas/yr] | 1.591 (0.2) | 1.591 (0.2) | ||
Proper motion (declination) | [mas/yr] | 1.645 (0.2) | 1.645 (0.2) | ||
Variability | |||||
Magnetic | |||||
Bd | [MG] | ||||
Infrared excess (disk) | |||||
Binarity | |||||
B magnitude | 14.50 | ||||
V magnitude | |||||
R magnitude | 18.40 | ||||
I magnitude | |||||
J magnitude | 16.86 (0.2) | ||||
H magnitude | 16.69 (0.3) | ||||
K magnitude | 15.88 (0.2) | ||||
u magnitude | 18.74 (0.02) | ||||
g magnitude | 18.81 (0.008) | ||||
r magnitude | 18.73 (0.01) | ||||
i magnitude | 18.44 (0.01) | ||||
z magnitude | 17.86 (0.02) | ||||
G magnitude | 19.21 (0.006) | 19.21 (0.006) | |||
BP magnitude | 19.57 (0.04) | ||||
RP magnitude | 18.53 (0.03) | ||||
Pan g magnitude | |||||
Pan r magnitude | |||||
Pan i magnitude | |||||
Pan z magnitude | |||||
Pan y magnitude | |||||
E(B-V) | 0.019 |
* 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.