All names: TIC 91917186, LAMOST J093516.82+224940.7, LB 10889, Gaia DR2 644079931432984704, Gaia DR3 644079931432984704, PG0932+231, PG 0932+231, SDSS J093516.80+224940.2, UCAC4 565-045816, GALEX J093516.8+224940, 2MASS J09351679+2249400
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 09 35 16.78 | 09 35 16.80 (0.06) | ||
| Declination | 22 49 39.90 | 22 49 40.23 (0.05) | ||
| Spectral type | sdOB | sdOB | ||
| Effective temperature | [K] | 37000.0 (430) | ||
| log(g) | [cgs] | 5.64 (0.07) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.48 (0.1) | 0.25 (0.06) | |
| Distance | [pc] | 2088.99 (491) | 4025.76 (959) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -0.359 (0.3) | -0.6 (0.07) | |
| Proper motion (declination) | [mas/yr] | -5.523 (0.3) | -5.379 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.30 (0.03) | |||
| V magnitude | 16.47 (0.2) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.02 (0.07) | 16.02 (0.07) | ||
| H magnitude | 15.76 (0.1) | 15.76 (0.1) | ||
| K magnitude | 15.56 (0.1) | 15.56 (0.1) | ||
| u magnitude | 15.94 (0.005) | |||
| g magnitude | 16.13 (0.004) | 16.35 (0.01) | ||
| r magnitude | 16.42 (0.005) | 16.61 (0.01) | ||
| i magnitude | 16.57 (0.005) | |||
| z magnitude | 16.70 (0.009) | |||
| G magnitude | 16.29 (0.002) | 16.27 (0.003) | ||
| BP magnitude | 16.18 (0.007) | |||
| RP magnitude | 16.27 (0.005) | |||
| Pan g magnitude | 16.20 (0.004) | |||
| Pan r magnitude | 16.44 (0.004) | |||
| Pan i magnitude | 16.61 (0.005) | |||
| Pan z magnitude | 16.71 (0.007) | |||
| Pan y magnitude | 16.77 (0.009) | |||
| E(B-V) | 0.028 | |||
* 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.