All names: Gaia DR2 1605381435770077312, CBS 267, PG 1424+535, SDSS J142555.47+531525.1, LAMOST J142555.45+531525.2, Gaia EDR3 1605381435770077312, WD 1424+534, LAMOST J142555.45+531525.3, SBSS 1424+534, SDSS J142555.46+531525.1, SDSS J142555.46+531525.2, LAMOST J142555.46+531525.1, SDSS J142555.45+531525.2, Gaia DR3 1605381435770077312, UCAC4 717-052745
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Guo et al. 2015 | Hugelmeyer et al. 2006 | Werner & Herwig 2006 | 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 | 14 25 55.46 (0.03) | 14 25 55.46 | 14 25 55.46 (0.04) | 14 25 55.46 | 14 25 55.46 (0.03) | 14 25 55.47 | 14 25 53.62 | 14 25 55.47 | |||||||
| Declination | 53 15 25.36 (0.04) | 53 15 25.22 | 53 15 25.35 (0.04) | 53 15 25.36 | 53 15 25.14 (0.04) | 53 15 25.12 | 53 15 08.28 | 53 15 25.14 | |||||||
| Spectral type | DO | PG1159 | PG1159 | DC: | PG1159 | PG1159 | DOQZ.5 | PG1159 | PG1159 | ||||||
| Effective temperature | [K] | 110000.0 (900) | 110000.0 | 100000.0 (794) | 100000.0 (794) | ||||||||||
| log(g) | [cgs] | 7.60 (0.01) | 7.00 | 5.00 (0.002) | 5.00 (0.003) | ||||||||||
| Mass | [M☉] | 0.57 | |||||||||||||
| log(Luminosity) | [L☉] | ||||||||||||||
| Cooling age | [Gyr] | ||||||||||||||
| log(H/He) | |||||||||||||||
| log(C/He) | -0.6989700043 (-2) | -0.0457574906 | |||||||||||||
| log(Ca/He) | |||||||||||||||
| log(Ca/H) | |||||||||||||||
| Parallax | [mas] | 1.77 (0.04) | 1.82 (0.05) | 1.77 | 1.77 (0.04) | ||||||||||
| Distance | [pc] | 564.77 (13) | 550.10 (16) | 564.77 | 564.78 (13) | ||||||||||
| Composition | |||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 0.645782144 (0.04) | 0.414704134 (0.08) | 0.646 (0.04) | -0.3 | ||||||||||
| Proper motion (declination) | [mas/yr] | 13.9382845 (0.04) | 14.0139956 (0.08) | 13.938 (0.04) | 14.8 | ||||||||||
| Variability | NOV | ||||||||||||||
| Magnetic | |||||||||||||||
| Bd | [MG] | ||||||||||||||
| Infrared excess (disk) | |||||||||||||||
| Binarity | |||||||||||||||
| B magnitude | 15.41 (0.2) | ||||||||||||||
| V magnitude | 15.96 (0.06) | ||||||||||||||
| R magnitude | |||||||||||||||
| I magnitude | |||||||||||||||
| J magnitude | |||||||||||||||
| H magnitude | |||||||||||||||
| K magnitude | |||||||||||||||
| u magnitude | 15.09 (0.004) | 15.09 (0.004) | 15.08 (0.01) | 15.09 | 15.09 (0.02) | ||||||||||
| g magnitude | 15.59 (0.003) | 15.59 (0.003) | 15.60 (0.01) | 15.60 | 15.58 (0.01) | ||||||||||
| r magnitude | 16.16 (0.004) | 16.16 (0.004) | 16.18 (0.01) | 16.16 | 16.17 (0.02) | ||||||||||
| i magnitude | 16.58 (0.005) | 16.58 (0.005) | 16.61 (0.01) | 16.58 | 16.59 (0.01) | ||||||||||
| z magnitude | 16.95 (0.01) | 16.95 (0.01) | 16.97 (0.02) | 16.94 | 16.94 (0.02) | ||||||||||
| G magnitude | 15.88 (0.003) | 15.89 | 15.88 | 15.88 (0.003) | |||||||||||
| BP magnitude | 15.68 (0.003) | 15.59 | |||||||||||||
| RP magnitude | 16.27 (0.004) | 16.26 | |||||||||||||
| Pan g magnitude | 15.69 (0.009) | ||||||||||||||
| Pan r magnitude | 16.19 (0.003) | ||||||||||||||
| Pan i magnitude | 16.60 (0.004) | ||||||||||||||
| Pan z magnitude | 16.91 (0.005) | ||||||||||||||
| Pan y magnitude | 17.13 (0.01) | ||||||||||||||
| 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.