All names: SDSS J112334.39+471412.0, Gaia DR2 788770434673450496, GALEX J112334.3+471412, SDSS J112334.39+471412.1, Gaia EDR3 788770434673450496, Gaia DR3 788770434673450496, SDSS J112334.40+471412.1, WD 1120+475
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 23 34.33 (0.1) | 11 23 34.40 | 11 23 34.34 (0.2) | 11 23 34.33 | 11 23 34.40 (0.1) | 11 23 34.40 | 11 23 34.68 | 11 23 34.40 | ||||
| Declination | 47 14 12.05 (0.1) | 47 14 12.09 | 47 14 12.05 (0.2) | 47 14 12.05 | 47 14 12.02 (0.1) | 47 14 12.13 | 47 14 07.44 | 47 14 12.13 | ||||
| Spectral type | DA | DA | DA_auto | DA | DA | DA | ||||||
| Effective temperature | [K] | 14563.0 (901) | 14694.0 (304) | 14771.0 (442) | ||||||||
| log(g) | [cgs] | 7.75 (0.1) | 7.87 (0.07) | 8.20 (0.1) | ||||||||
| Mass | [M☉] | 0.48 (0.07) | 0.724 (0.08) | |||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | |||||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| Parallax | [mas] | 2.56 (0.2) | 3.25 (0.4) | 2.56 | 2.56 (0.2) | |||||||
| Distance | [pc] | 390.29 (30) | 307.32 (36) | 390.29 | 390.29 (30) | |||||||
| Composition | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -43.18281792 (0.1) | -42.79020817 (0.3) | -43.183 (0.1) | -35.3 | |||||||
| Proper motion (declination) | [mas/yr] | 1.547810225 (0.1) | 0.561880319 (0.5) | 1.548 (0.1) | 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 | 19.18 (0.02) | 19.18 (0.02) | 19.16 (0.03) | 19.15 | 19.17 (0.03) | |||||||
| g magnitude | 18.86 (0.009) | 18.86 (0.009) | 18.84 (0.02) | 18.83 | 18.86 (0.02) | |||||||
| r magnitude | 19.12 (0.01) | 19.12 (0.01) | 19.12 (0.01) | 19.12 | 19.14 (0.01) | |||||||
| i magnitude | 19.40 (0.02) | 19.40 (0.02) | 19.39 (0.02) | 19.38 | 19.40 (0.02) | |||||||
| z magnitude | 19.59 (0.07) | 19.59 (0.07) | 19.60 (0.07) | 19.60 | 19.62 (0.07) | |||||||
| G magnitude | 19.02 (0.02) | 19.05 | 19.02 | 19.02 (0.003) | ||||||||
| BP magnitude | 19.05 (0.02) | 19.01 | ||||||||||
| RP magnitude | 19.15 (0.03) | 19.12 | ||||||||||
| Pan g magnitude | 18.91 (0.009) | |||||||||||
| Pan r magnitude | 19.15 (0.007) | |||||||||||
| Pan i magnitude | 19.40 (0.007) | |||||||||||
| Pan z magnitude | 19.67 (0.02) | |||||||||||
| Pan y magnitude | 19.89 (0.02) | |||||||||||
| E(B-V) | 0.019 | |||||||||||
* 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.