All names: Gaia DR3 2663768300714176128, SDSS J230403.93+062520.8, GALEX J230403.8+062520, SDSS J230403.93+062520.9, Gaia EDR3 2663768300714176128, Gaia DR2 2663768300714176128
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 04 03.95 (1) | 23 04 03.94 | 23 04 03.95 (3) | 23 04 03.94 (1) | 23 04 03.93 | |||
| Declination | 06 25 20.65 (0.9) | 06 25 20.80 | 06 25 20.65 (2) | 06 25 20.90 (0.9) | 06 25 20.86 | |||
| Spectral type | DA | DA | ||||||
| Effective temperature | [K] | 13340.0 (487) | ||||||
| log(g) | [cgs] | 8.02 (0.2) | ||||||
| Mass | [M☉] | 0.619 (0.1) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.48 (1) | 0.48 (1) | |||||
| Distance | [pc] | 2062.07 (5228) | 2062.28 (5229) | |||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 11.59937907 (2) | 11.599 (2) | |||||
| Proper motion (declination) | [mas/yr] | -15.9907959 (0.9) | -15.991 (0.9) | |||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 20.98 (0.08) | 20.97 (0.09) | 20.97 (0.09) | |||||
| g magnitude | 20.42 (0.02) | 20.43 (0.03) | 20.43 (0.03) | |||||
| r magnitude | 20.65 (0.03) | 20.64 (0.03) | 20.64 (0.03) | |||||
| i magnitude | 20.84 (0.04) | 20.84 (0.04) | 20.84 (0.04) | |||||
| z magnitude | 20.94 (0.2) | 20.91 (0.2) | 20.91 (0.2) | |||||
| G magnitude | 20.52 (0.4) | 20.64 | 20.52 (0.01) | |||||
| BP magnitude | 19.74 (0.4) | 20.44 | ||||||
| RP magnitude | 20.24 (0.2) | 20.51 | ||||||
| Pan g magnitude | 20.42 (0.02) | |||||||
| Pan r magnitude | 20.61 (0.03) | |||||||
| Pan i magnitude | 20.80 (0.02) | |||||||
| Pan z magnitude | 20.83 (0.07) | |||||||
| Pan y magnitude | ||||||||
| E(B-V) | 0.056 | |||||||
* 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.