All names: WISE J020538.12+005835.4, Gaia DR2 2508108382280944768, SDSS J020538.09+005835.2, WISEA J020538.13+005835.3, WD 0203+007, WIRED J020538.09+005835.2, SDSS J020538.07+005835.0, SDSS J020538.10+005835.3, SDSS J020538.10+005835.2, TIC 419993190, [HHD2009] SDSS J0205+0058, SDSS J020538.11+005835.2, SDSS J020538.10+005835.1, Gaia EDR3 2508108382281132288, 2MASS J02053812+0058354, SDSS J020538.12+005835.3
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 05 38.14 (0.2) | 02 05 38.11 | 02 05 38.14 (0.2) | 02 05 38.11 | 02 05 38.12 | 02 05 38.28 | 02 05 38.10 | ||
| Declination | 00 58 35.31 (0.1) | 00 58 35.13 | 00 58 35.32 (0.2) | 00 58 35.13 | 00 58 35.35 | 00 58 36.48 | 00 58 35.28 | ||
| Spectral type | DZA+dM | DZA+M | DZA d | DZAM | |||||
| Effective temperature | [K] | 6302.0 (6) | 10284.0 (206) | ||||||
| log(g) | [cgs] | 6.76 (0.2) | 7.79 (0.2) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 1.63 (0.2) | 1.47 (0.2) | ||||||
| Distance | [pc] | 615.15 (70) | 681.90 (104) | ||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -2.461152488 (0.2) | -2.302097361 (0.4) | 8.6 | |||||
| Proper motion (declination) | [mas/yr] | -9.236148438 (0.2) | -8.805213988 (0.4) | -6.0 | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | ||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.34 (0.05) | ||||||||
| H magnitude | 14.72 (0.05) | ||||||||
| K magnitude | 14.44 (0.06) | ||||||||
| u magnitude | 19.37 (0.03) | 19.37 (0.03) | 22.54 (1) | 22.54 | 19.47 (0.03) | ||||
| g magnitude | 18.23 (0.006) | 18.23 (0.006) | 19.44 (0.1) | 19.44 | 18.72 (0.04) | ||||
| r magnitude | 17.54 (0.005) | 17.54 (0.005) | 18.14 (0.03) | 18.14 | 19.10 (0.2) | ||||
| i magnitude | 16.86 (0.005) | 16.86 (0.005) | 17.34 (0.03) | 17.34 | 17.98 (0.1) | ||||
| z magnitude | 16.44 (0.008) | 16.44 (0.008) | 16.80 (0.02) | 16.80 | 17.99 (0.3) | ||||
| G magnitude | 17.94 (0.04) | 17.93 | |||||||
| BP magnitude | 18.16 (0.04) | 18.15 | |||||||
| RP magnitude | 16.55 (0.01) | 16.59 | |||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.029 | ||||||||
* 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.