All names: SDSS J102345.48+073604.5, Gaia EDR3 3863410871883590784, Gaia DR2 3863410871883590784, SDSS J102345.48+073604.4, GALEX J102345.5+073604, Gaia DR3 3863410871883590784
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 23 45.46 (0.7) | 10 23 45.49 | 10 23 45.46 (2) | 10 23 45.50 (0.7) | 10 23 45.48 | ||||
| Declination | 07 36 04.51 (0.6) | 07 36 04.49 | 07 36 04.51 (1) | 07 36 04.49 (0.6) | 07 36 04.46 | ||||
| Spectral type | DAB | DAB | sdOB | ||||||
| Effective temperature | [K] | 14351.0 (372) | |||||||
| log(g) | [cgs] | 8.68 (0.2) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 1.72 (0.7) | 1.72 (0.7) | ||||||
| Distance | [pc] | 581.85 (225) | 581.84 (225) | ||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -34.61810503 (0.9) | -34.618 (0.9) | ||||||
| Proper motion (declination) | [mas/yr] | 0.973438876 (0.8) | 0.973 (0.8) | ||||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 19.98 (0.04) | 19.97 (0.04) | 19.97 (0.04) | ||||||
| g magnitude | 20.08 (0.02) | 20.08 (0.02) | 20.09 (0.02) | ||||||
| r magnitude | 20.31 (0.03) | 20.31 (0.03) | 20.32 (0.03) | ||||||
| i magnitude | 20.55 (0.05) | 20.54 (0.05) | 20.54 (0.05) | ||||||
| z magnitude | 20.75 (0.2) | 20.73 (0.2) | 20.64 (0.2) | ||||||
| G magnitude | 20.18 (0.09) | 20.27 | 20.18 (0.009) | ||||||
| BP magnitude | 20.23 (0.09) | 20.16 | |||||||
| RP magnitude | 20.19 (0.2) | 19.96 | |||||||
| Pan g magnitude | 20.12 (0.02) | ||||||||
| Pan r magnitude | 20.47 (0.05) | ||||||||
| Pan i magnitude | 20.57 (0.02) | ||||||||
| Pan z magnitude | 20.59 (0.03) | ||||||||
| Pan y magnitude | 19.11 (0.1) | ||||||||
| E(B-V) | 0.026 | ||||||||
* 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.