All names: PG0936+037, 2MASS J09392060+0326319, Gaia DR3 3847760736906922368, TIC 453035617, PG 0936+037, UCAC2 32868291, USNO-B1.0 0934-00197451, Gaia EDR3 3847760736906922368, UCAC4 468-043219, GALEX J093920.7+032631, SDSS J093920.62+032631.6, LAMOST J093920.67+032632.2, Gaia DR2 3847760736906922368
| 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.