All names: Gaia DR2 2537522070670727424, Gaia DR3 2537522070670727424, SDSS J005254.74+005908.6, SDSS J005254.73+005908.4, Gaia EDR3 2537522070670727424, TIC 344587655, 2MASS J00525472+0059084, EPIC 220227978, WD 0050+007
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 52 54.77 (0.2) | 00 52 54.74 | 00 52 54.77 (0.1) | 00 52 54.73 (0.2) | 00 52 54.98 | |||
| Declination | 00 59 07.53 (0.09) | 00 59 08.32 | 00 59 07.56 (0.09) | 00 59 08.60 (0.09) | 00 59 04.92 | |||
| Spectral type | D+M | WD M | ||||||
| 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] | 2.51 (0.2) | 6.52 (0.2) | 2.51 (0.2) | ||||
| Distance | [pc] | 399.17 (31) | 153.36 (4) | 399.17 (31) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 36.5918288 (0.3) | 38.15859165 (0.3) | 36.592 (0.3) | ||||
| Proper motion (declination) | [mas/yr] | -67.01184802 (0.3) | -60.27204002 (0.2) | -67.012 (0.3) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 13.26 (0.001) | |||||||
| H magnitude | 12.73 (0.002) | |||||||
| K magnitude | 12.50 (0.002) | |||||||
| u magnitude | 19.48 (0.03) | 19.44 (0.04) | 19.48 | |||||
| g magnitude | 17.56 (0.005) | 17.54 (0.005) | 17.57 | |||||
| r magnitude | 16.23 (0.004) | 16.23 (0.004) | 16.29 | |||||
| i magnitude | 15.19 (0.004) | 15.16 (0.004) | 15.10 | |||||
| z magnitude | 14.62 (0.004) | 14.58 (0.004) | 14.60 | |||||
| G magnitude | 15.84 (0.005) | 15.86 | 15.84 (0.003) | |||||
| BP magnitude | 17.04 (0.005) | 17.04 | ||||||
| RP magnitude | 14.75 (0.002) | 14.76 | ||||||
| Pan g magnitude | 17.34 (0.005) | |||||||
| Pan r magnitude | 16.23 (0.004) | |||||||
| Pan i magnitude | 15.19 (0.002) | |||||||
| Pan z magnitude | 14.70 (0.003) | |||||||
| Pan y magnitude | 14.46 (0.003) | |||||||
| E(B-V) | 0.025 | |||||||
* 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.