All names: GALEX J110743.0-373158, Gaia DR1 5399968613534917504, GALEXJ11077-3731, Gaia DR2 5399968617832799872, 2MASS J11074317-3731588, TYC 7725-327-1, TIC 151641733, Gaia DR3 5399968617832799872
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 11 07 43.04 | 11 07 43.18 (0.01) | ||
| Declination | -37 31 58.12 | -37 31 58.86 (0.01) | ||
| Spectral type | sdB+MS | 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] | 1.09 (0.04) | 0.98 (0.02) | |
| Distance | [pc] | 918.53 (31) | 1015.43 (18) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -6.985 (0.04) | -7.074 (0.02) | |
| Proper motion (declination) | [mas/yr] | 4.708 (0.04) | 4.682 (0.01) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.03 (0.3) | |||
| V magnitude | 12.55 (0.2) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 12.18 (0.02) | 12.18 (0.02) | ||
| H magnitude | 12.08 (0.02) | 12.08 (0.02) | ||
| K magnitude | 12.10 (0.02) | 12.10 (0.02) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 12.65 (0.0003) | 12.63 (0.003) | ||
| BP magnitude | 12.73 (0.002) | |||
| RP magnitude | 12.45 (0.0009) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.061 | |||
* 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.