All names: SDSS J172601.55+560527.1, SDSS J172601.54+560527.0, [SGR2010] J1726+5605, Gaia DR3 1420572768298889216, TIC 198420198, WIRED J172601.54+560527.0, Gaia DR2 1420572768298889216, [HHD2009] SDSS J1726+5605, 2MASS J17260155+5605267, Gaia EDR3 1420572768298889216, WD 1725+561
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 17 26 01.56 (0.1) | 17 26 01.55 | 17 26 01.56 (0.2) | 17 26 01.54 | 17 26 01.55 (0.1) | 17 26 01.54 | 17 26 00.46 | 17 26 01.55 | |||
| Declination | 56 05 26.68 (0.1) | 56 05 27.01 | 56 05 26.69 (0.2) | 56 05 26.99 | 56 05 27.01 (0.1) | 56 05 27.05 | 56 05 24.00 | 56 05 27.05 | |||
| Spectral type | DA+M | DA+dMe | DA+M | DA+M | DA+M | ||||||
| Effective temperature | [K] | 22164.0 (962) | 6489.0 (56) | 6302.0 (6) | |||||||
| log(g) | [cgs] | 8.00 (0.2) | 5.01 (0.01) | 5.03 (0.04) | |||||||
| Mass | [M☉] | 0.63 (0.09) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 1.67 (0.1) | 1.60 (0.2) | 1.67 (0.1) | |||||||
| Distance | [pc] | 598.92 (46) | 625.33 (73) | 330.00 (22) | 598.91 (46) | ||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 7.535950892 (0.2) | 7.544167507 (0.4) | 7.536 (0.2) | 10.4 | ||||||
| Proper motion (declination) | [mas/yr] | -20.95865068 (0.2) | -20.58069129 (0.3) | -20.959 (0.2) | -27.0 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.45 (0.1) | ||||||||||
| H magnitude | 15.56 (0.1) | ||||||||||
| K magnitude | 15.26 (0.2) | ||||||||||
| u magnitude | 19.53 (0.03) | 19.58 | 19.57 (0.03) | 19.58 (0.03) | 19.57 | 19.56 (0.03) | |||||
| g magnitude | 19.21 (0.01) | 19.22 | 19.21 (0.01) | 19.22 (0.03) | 19.22 | 19.22 (0.02) | |||||
| r magnitude | 18.88 (0.01) | 18.88 | 18.88 (0.01) | 18.88 (0.02) | 18.88 | 18.88 (0.02) | |||||
| i magnitude | 18.14 (0.009) | 18.14 | 18.15 (0.009) | 18.14 (0.02) | 18.14 | 18.14 (0.02) | |||||
| z magnitude | 17.65 (0.02) | 17.65 | 17.65 (0.02) | 17.65 (0.03) | 17.64 | 17.65 (0.03) | |||||
| G magnitude | 18.55 (0.03) | 18.57 | 18.55 (0.003) | ||||||||
| BP magnitude | 19.08 (0.03) | 19.12 | |||||||||
| RP magnitude | 17.73 (0.01) | 17.74 | |||||||||
| Pan g magnitude | 19.18 (0.008) | ||||||||||
| Pan r magnitude | 18.88 (0.004) | ||||||||||
| Pan i magnitude | 18.15 (0.004) | ||||||||||
| Pan z magnitude | 17.73 (0.008) | ||||||||||
| Pan y magnitude | 17.52 (0.009) | ||||||||||
| E(B-V) | 0.026 | ||||||||||
* 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.