All names: PG0936+037, PG 0936+037, Gaia EDR3 3847760736906922368, UCAC4 468-043219, Gaia DR2 3847760736906922368, TIC 453035617, USNO-B1.0 0934-00197451, UCAC2 32868291, GALEX J093920.7+032631, 2MASS J09392060+0326319, LAMOST J093920.67+032632.2, Gaia DR3 3847760736906922368, SDSS J093920.62+032631.6
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 09 39 20.62 (0.04) | 09 39 20.65 | 09 39 20.63 (0.04) | ||
| Declination | 03 26 31.61 (0.03) | 03 26 31.85 | 03 26 31.64 (0.04) | ||
| Spectral type | sdB | sdB | |||
| 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] | 0.64 (0.05) | 0.55 (0.05) | 0.64 (0.05) | |
| Distance | [pc] | 1553.28 (111) | 1807.01 (168) | 1553.28 (111) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -8.742 (0.05) | -8.822 (0.09) | -8.742 (0.05) | |
| Proper motion (declination) | [mas/yr] | -1.612 (0.04) | -1.601 (0.08) | -1.612 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.20 | ||||
| V magnitude | |||||
| R magnitude | 16.02 (0.05) | ||||
| I magnitude | |||||
| J magnitude | 15.94 (0.09) | 15.94 (0.09) | |||
| H magnitude | 16.30 (0.2) | 16.30 (0.2) | |||
| K magnitude | 16.04 | 16.22 (0.03) | |||
| u magnitude | 15.06 (0.004) | 15.06 (0.02) | |||
| g magnitude | 15.21 (0.003) | 15.23 (0.01) | |||
| r magnitude | 15.66 (0.004) | 15.66 (0.01) | |||
| i magnitude | 15.98 (0.004) | 15.98 (0.02) | |||
| z magnitude | 16.30 (0.008) | 16.29 (0.01) | |||
| G magnitude | 15.44 (0.003) | 15.46 (0.0009) | 15.44 (0.003) | ||
| BP magnitude | 15.32 (0.004) | 15.28 (0.009) | |||
| RP magnitude | 15.68 (0.004) | 15.69 (0.004) | |||
| Pan g magnitude | 15.29 (0.004) | ||||
| Pan r magnitude | 15.68 (0.002) | ||||
| Pan i magnitude | 16.03 (0.001) | ||||
| Pan z magnitude | 16.28 (0.001) | ||||
| Pan y magnitude | 16.46 (0.01) | ||||
| 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.