All names: TIC 33946011, Gaia DR3 2337472660210623488, Gaia EDR3 2337472660210623488, WD 2344-266, Gaia DR2 2337472660210623488, WDJ234711.48-262335.02, G 275-102, 2MASS J23471151-2623345, NLTT 57958, LP 935-15
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Tremblay et al. 2017 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 47 11.23 (0.06) | 23 47 11.24 (0.07) | 23 47 11.23 | 23 47 11.48 (0.06) | 23 47 11.24 | 23 47 11.81 | ||||
| Declination | -26 23 38.52 (0.05) | -26 23 38.41 (0.06) | -26 23 38.52 | -26 23 35.02 (0.05) | -26 23 38.41 | -26 22 49.44 | ||||
| Spectral type | DB: | DC | DB | DB: | ||||||
| Effective temperature | [K] | 7333.0 (83) | ||||||||
| log(g) | [cgs] | 8.03 (0.02) | ||||||||
| Mass | [M☉] | 0.595 (0.02) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 21.42 (0.07) | 21.46 (0.08) | 21.50 (0.4) | 21.42 | 21.42 (0.07) | 21.46 (0.08) | 19.10 (3) | ||
| Distance | [pc] | 46.68 (0.2) | 46.60 (0.2) | 46.51 (0.8) | 46.68 | 46.68 (0.2) | 46.60 (0.2) | 52.36 (8) | ||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -208.7985935 (0.08) | -208.947114 (0.2) | -208.799 (0.08) | -208.947114 | |||||
| Proper motion (declination) | [mas/yr] | -218.8053598 (0.06) | -218.8629623 (0.1) | -218.805 (0.06) | -218.8629623 | |||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | yes | |||||||||
| B magnitude | 16.70 | |||||||||
| V magnitude | 16.59 (0.05) | 16.59 | ||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 16.29 (0.1) | |||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | ||||||||||
| g magnitude | ||||||||||
| r magnitude | ||||||||||
| i magnitude | ||||||||||
| z magnitude | ||||||||||
| G magnitude | 16.70 (0.009) | 16.72 | 16.67 (0.008) | 16.70 | 16.70 (0.003) | 16.72 | ||||
| BP magnitude | 16.85 (0.009) | 16.84 | 16.84 | |||||||
| RP magnitude | 16.47 (0.008) | 16.46 | 16.46 | |||||||
| Pan g magnitude | 16.80 (0.006) | |||||||||
| Pan r magnitude | 16.71 (0.004) | |||||||||
| Pan i magnitude | 16.78 (0.001) | |||||||||
| Pan z magnitude | 16.87 (0.005) | |||||||||
| Pan y magnitude | 16.84 (0.03) | |||||||||
| E(B-V) | 0.001 | |||||||||
* 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.