All names: Gaia DR2 832993926213937408, Gaia DR3 832993926213937408, SDSS J105740.48+495535.9, 2MASS J10574049+4955358, WD 1054+501, SDSS J105740.48+495535.8, TIC 318292166, SDSS J105740.47+495535.9, SDSS J105740.47+495535.8, Gaia EDR3 832993926213937408
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 10 57 40.46 (0.3) | 10 57 40.48 | 10 57 40.46 (0.5) | 10 57 40.48 (0.3) | 10 57 40.66 | ||
| Declination | 49 55 36.14 (0.6) | 49 55 35.90 | 49 55 36.13 (1) | 49 55 35.85 (0.6) | 49 55 32.52 | ||
| Spectral type | DC | DC: d | |||||
| Effective temperature | [K] | ||||||
| log(g) | [cgs] | ||||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 4.05 (0.7) | 6.29 (1) | 4.05 (0.7) | |||
| Distance | [pc] | 247.08 (44) | 158.87 (32) | 247.08 (44) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -17.09924915 (0.4) | -18.25190968 (0.9) | -17.099 (0.4) | |||
| Proper motion (declination) | [mas/yr] | 18.32866632 (0.5) | 18.25499573 (2) | 18.329 (0.5) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 16.84 (0.1) | ||||||
| H magnitude | 16.14 (0.2) | ||||||
| K magnitude | 15.72 (0.2) | ||||||
| u magnitude | 23.42 (0.5) | 23.35 (0.6) | 23.36 | ||||
| g magnitude | 22.76 (0.1) | 22.78 (0.1) | 22.80 | ||||
| r magnitude | 21.39 (0.06) | 21.39 (0.06) | 21.37 | ||||
| i magnitude | 19.42 (0.02) | 19.42 (0.02) | 19.41 | ||||
| z magnitude | 18.41 (0.02) | 18.38 (0.03) | 18.37 | ||||
| G magnitude | 20.21 (0.2) | 20.25 | 20.21 (0.006) | ||||
| BP magnitude | 21.56 (0.2) | 21.45 | |||||
| RP magnitude | 18.86 (0.02) | 18.80 | |||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.016 | ||||||
* 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.