All names: GALEX J003518.9+410658, [CGC97] J0035.3+4107, LAMOSTJ003518.97+410658.6, LAMOST J003518.97+410658.6, Gaia DR2 381038812623475072, SDSS J003518.97+410658.6, Gaia DR3 381038812623475072, USNO-B1.0 1311-00010364
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 00 35 18.97 | 00 35 18.97 (0.05) | ||
| Declination | 41 06 58.65 | 41 06 58.60 (0.04) | ||
| Spectral type | sdB | sdB/sdO | ||
| Effective temperature | [K] | 27381.0 (482) | ||
| log(g) | [cgs] | 5.88 (0.08) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.15 (0.1) | 0.26 (0.06) | |
| Distance | [pc] | 6662.23 (5135) | 3878.98 (970) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.302 (0.2) | 0.57 (0.06) | |
| Proper motion (declination) | [mas/yr] | -1.586 (0.2) | -1.222 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 17.20 | |||
| V magnitude | ||||
| R magnitude | 17.10 | |||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 16.65 (0.007) | 16.65 (0.007) | ||
| g magnitude | 16.70 (0.004) | 16.70 (0.004) | ||
| r magnitude | 17.09 (0.005) | 17.09 (0.005) | ||
| i magnitude | 17.39 (0.006) | 17.39 (0.006) | ||
| z magnitude | 17.56 (0.01) | 17.56 (0.01) | ||
| G magnitude | 16.93 (0.002) | 16.90 (0.003) | ||
| BP magnitude | 16.79 (0.007) | |||
| RP magnitude | 17.09 (0.007) | |||
| Pan g magnitude | 16.76 (0.005) | |||
| Pan r magnitude | 17.11 (0.003) | |||
| Pan i magnitude | 17.42 (0.003) | |||
| Pan z magnitude | 17.67 (0.009) | |||
| Pan y magnitude | 17.79 (0.01) | |||
| E(B-V) | 0.052 | |||
* 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.