All names: WISEA J220350.56-002555.5, SDSS J220350.57-002555.5, WD 2201-006, SDSS J220350.56-002555.4, Gaia DR2 2680269496345737728, 2MASS J22035056-0025553, WISE J220350.55-002555.4, TIC 317973550, Gaia EDR3 2680269496345737728
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 22 03 50.57 (0.2) | 22 03 50.57 | 22 03 50.57 (0.3) | 22 03 50.57 | 22 03 50.56 (0.3) | 22 03 50.09 | |||
| Declination | -00 25 55.52 (0.2) | -00 25 55.45 | -00 25 55.52 (0.4) | -00 25 55.49 | -00 25 55.41 (0.4) | -00 25 50.52 | |||
| Spectral type | WD+M | M1V | 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] | 0.95 (0.3) | 1.09 (0.4) | 1.09 (0.4) | |||||
| Distance | [pc] | 1056.86 (293) | 918.83 (340) | 1480.00 (293) | 918.86 (340) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 7.931905237 (0.3) | 6.761191617 (0.8) | 6.761 (0.8) | |||||
| Proper motion (declination) | [mas/yr] | -7.493276922 (0.3) | -6.935835442 (0.7) | -6.936 (0.7) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | ||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 16.54 (0.1) | ||||||||
| H magnitude | 15.82 (0.2) | ||||||||
| K magnitude | 15.89 (0.3) | ||||||||
| u magnitude | 21.60 (0.1) | 21.79 | 21.60 (0.1) | 21.79 | |||||
| g magnitude | 20.06 (0.02) | 20.28 | 20.06 (0.02) | 20.28 | |||||
| r magnitude | 18.92 (0.01) | 19.17 | 18.92 (0.01) | 19.16 | |||||
| i magnitude | 18.12 (0.009) | 18.31 | 18.13 (0.008) | 18.31 | |||||
| z magnitude | 17.62 (0.02) | 17.80 | 17.62 (0.02) | 17.80 | |||||
| G magnitude | 18.99 (0.07) | 19.02 | 19.02 (0.005) | ||||||
| BP magnitude | 19.74 (0.07) | 19.67 | |||||||
| RP magnitude | 17.82 (0.02) | 17.82 | |||||||
| Pan g magnitude | 20.08 (0.03) | ||||||||
| Pan r magnitude | 19.07 (0.01) | ||||||||
| Pan i magnitude | 18.28 (0.006) | ||||||||
| Pan z magnitude | 17.86 (0.009) | ||||||||
| Pan y magnitude | 17.62 (0.02) | ||||||||
| E(B-V) | 0.109 | ||||||||
* 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.