All names: TIC 398940155, GALEX J011525.9+192249, Gaia DR3 2786822824596083456, GALEXJ011525.92+192249.86, CHSS 3354, Gaia EDR3 2786822760172168704, Gaia DR2 2786822824596083456, 2MASS J01152582+1922488
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 01 15 27.47 (0.3) | 01 15 25.92 | 01 15 25.83 (0.02) | ||
| Declination | 19 22 33.07 (0.2) | 19 22 49.86 | 19 22 49.10 (0.01) | ||
| Spectral type | sdB+F2V | sdB+F2V | |||
| Effective temperature | [K] | 31060.0 (680) | |||
| log(g) | [cgs] | 6.12 (0.2) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 3.58 (0.3) | 0.60 (0.04) | 0.73 (0.02) | |
| Distance | [pc] | 279.27 (26) | 1673.36 (110) | 1373.63 (35) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 23.873 (0.3) | 9.532 (0.08) | 9.564 (0.02) | |
| Proper motion (declination) | [mas/yr] | 8.45 (0.3) | -7.156 (0.06) | -6.873 (0.01) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | 13.09 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 12.66 (0.03) | 12.66 (0.03) | |||
| H magnitude | 12.58 (0.03) | 12.58 (0.03) | |||
| K magnitude | 12.58 (0.03) | 12.58 (0.03) | |||
| u magnitude | 14.23 (0.005) | ||||
| g magnitude | 13.44 (0.003) | ||||
| r magnitude | |||||
| i magnitude | 15.05 (0.01) | ||||
| z magnitude | 13.71 (0.005) | ||||
| G magnitude | 19.32 (0.004) | 13.08 (0.001) | 13.06 (0.003) | ||
| BP magnitude | 19.45 (0.04) | 13.13 (0.004) | |||
| RP magnitude | 19.35 (0.06) | 12.91 (0.002) | |||
| Pan g magnitude | 13.21 | ||||
| Pan r magnitude | 13.20 | ||||
| Pan i magnitude | 13.25 | ||||
| Pan z magnitude | 13.35 (0.007) | ||||
| Pan y magnitude | 13.37 (0.003) | ||||
| E(B-V) | 0.065 | ||||
* 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.