All names: TYC 639-455-1, [TFW97] J023511.99+094537.56, PG0232+095, Gaia DR1 23330399790876032, AP J02351198+0945376, TIC 368628965, 2MASS J02351198+0945376, Gaia DR2 23330399790876032, PG 0232+095, Gaia DR3 23330399790876032, GALEX J023512.1+094535
Parameter | Unit | Geier 2020 | Stilism | Simbad |
---|---|---|---|---|
Right ascension | 02 35 11.95 | 02 35 11.99 (0.02) | ||
Declination | 09 45 37.72 | 09 45 37.66 (0.01) | ||
Spectral type | sdB+G1V | sdB+G1V | ||
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] | 1.51 (0.04) | 1.56 (0.02) | |
Distance | [pc] | 660.81 (17) | 641.23 (8) | |
Composition | ||||
Proper motion (right ascension) | [mas/yr] | 6.423 (0.07) | 6.274 (0.02) | |
Proper motion (declination) | [mas/yr] | 0.945 (0.07) | 0.752 (0.02) | |
Variability | ||||
Magnetic | ||||
Bd | [MG] | |||
Infrared excess (disk) | ||||
Binarity | ||||
B magnitude | 12.80 (0.4) | |||
V magnitude | 11.75 (0.2) | |||
R magnitude | ||||
I magnitude | ||||
J magnitude | 11.17 (0.02) | 11.17 (0.02) | ||
H magnitude | 10.79 (0.02) | 10.79 (0.02) | ||
K magnitude | 10.65 (0.02) | 10.65 (0.02) | ||
u magnitude | ||||
g magnitude | ||||
r magnitude | ||||
i magnitude | ||||
z magnitude | ||||
G magnitude | 12.29 (0.002) | 12.28 (0.003) | ||
BP magnitude | 12.55 (0.004) | |||
RP magnitude | 11.83 (0.005) | |||
Pan g magnitude | 12.82 | |||
Pan r magnitude | 12.34 | |||
Pan i magnitude | 12.18 | |||
Pan z magnitude | 12.11 | |||
Pan y magnitude | 12.14 (0.01) | |||
E(B-V) | 0.097 |
* 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.