All names: UCAC2 35222420, SDSS J143822.09+093630.3, PG 1435+098, GALEX J143822.1+093631, UCAC4 499-060518, Gaia DR2 1174686753891138304, PG1435+098, 2MASS J14382208+0936303, TIC 349638624, Gaia DR3 1174686753891138304
Parameter | Unit | Geier 2020 | Stilism | Simbad |
---|---|---|---|---|
Right ascension | 14 38 22.15 | 14 38 22.09 (0.04) | ||
Declination | 09 36 30.65 | 09 36 30.31 (0.03) | ||
Spectral type | sdOB | sdOB | ||
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] | 0.30 (0.06) | 0.40 (0.04) | |
Distance | [pc] | 3359.09 (676) | 2493.14 (247) | |
Composition | ||||
Proper motion (right ascension) | [mas/yr] | -14.604 (0.1) | -14.897 (0.04) | |
Proper motion (declination) | [mas/yr] | -0.479 (0.1) | -0.533 (0.04) | |
Variability | ||||
Magnetic | ||||
Bd | [MG] | |||
Infrared excess (disk) | ||||
Binarity | ||||
B magnitude | 16.18 (0.1) | |||
V magnitude | 15.90 (0.05) | |||
R magnitude | 16.02 (0.2) | |||
I magnitude | ||||
J magnitude | 15.13 (0.04) | 15.13 (0.04) | ||
H magnitude | 14.94 (0.06) | 14.94 (0.06) | ||
K magnitude | 14.75 (0.1) | 14.75 (0.1) | ||
u magnitude | 15.89 (0.005) | 15.89 (0.005) | ||
g magnitude | 15.85 (0.004) | 15.85 (0.004) | ||
r magnitude | 15.85 (0.004) | 15.85 (0.004) | ||
i magnitude | 15.86 (0.005) | 15.86 (0.005) | ||
z magnitude | 15.91 (0.006) | 15.91 (0.006) | ||
G magnitude | 15.79 (0.002) | 15.77 (0.003) | ||
BP magnitude | 15.86 (0.007) | |||
RP magnitude | 15.54 (0.003) | |||
Pan g magnitude | 15.91 (0.003) | |||
Pan r magnitude | 15.88 (0.002) | |||
Pan i magnitude | 15.88 (0.004) | |||
Pan z magnitude | 15.92 (0.003) | |||
Pan y magnitude | 15.93 (0.006) | |||
E(B-V) | 0.024 |
* 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.