All names: Gaia DR2 3757498318395098240, USNO-B1.0 0778-00286260, PG 1039-119, GALEX J104200.7-120611, ATO J160.5032-12.1031, HIDDEN NAME PG 1039-118, Gaia EDR3 3757498318395098240, EC 10395-1150, Gaia DR3 3757498318395098240, PG1039-118
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 10 42 00.79 (0.07) | 10 42 00.78 | 10 42 00.79 (0.07) | ||
| Declination | -12 06 11.42 (0.06) | -12 06 11.27 | -12 06 11.36 (0.06) | ||
| Spectral type | sd | 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] | 0.38 (0.08) | 0.42 (0.1) | 0.38 (0.08) | |
| Distance | [pc] | 2626.74 (554) | 2398.08 (587) | 2626.74 (554) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -3.04 (0.1) | -2.816 (0.2) | -3.04 (0.1) | |
| Proper motion (declination) | [mas/yr] | -3.805 (0.08) | -3.608 (0.2) | -3.805 (0.08) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 16.10 | ||||
| V magnitude | 16.54 | ||||
| R magnitude | 16.60 | ||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 16.44 (0.004) | 16.46 (0.003) | 16.44 (0.004) | ||
| BP magnitude | 16.33 (0.02) | 16.27 (0.01) | |||
| RP magnitude | 16.71 (0.02) | 16.68 (0.03) | |||
| Pan g magnitude | 16.30 (0.007) | ||||
| Pan r magnitude | 16.68 (0.006) | ||||
| Pan i magnitude | 17.01 (0.009) | ||||
| Pan z magnitude | 17.28 (0.01) | ||||
| Pan y magnitude | 17.42 (0.01) | ||||
| E(B-V) | 0.035 | ||||
* 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.