All names: SDSS J192536.28+620329.5, SDSS J192536.27+620329.5, Gaia EDR3 2240402310513386752, SDSS J192536.29+620329.6, Gaia DR2 2240402310513386752, WISE J192536.18+620329.0, WIRED J192536.28+620329.5, SDSS J192536.26+620329.6, WISEA J192536.19+620329.0
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 19 25 36.27 (0.8) | 19 25 36.28 | 19 25 36.27 (0.8) | 19 25 36.28 (0.8) | 19 25 36.29 | |||
| Declination | 62 03 29.42 (0.7) | 62 03 29.51 | 62 03 29.41 (0.9) | 62 03 29.36 (0.9) | 62 03 29.57 | |||
| Spectral type | DC | |||||||
| Effective temperature | [K] | 6528.0 (152) | ||||||
| log(g) | [cgs] | 9.41 (0.7) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.82 (0.7) | 1.19 (0.9) | 1.19 (0.9) | ||||
| Distance | [pc] | 1222.89 (979) | 839.24 (610) | 839.21 (610) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -1.866401338 (1) | -2.441244831 (2) | -2.441 (2) | ||||
| Proper motion (declination) | [mas/yr] | 3.207573871 (1) | 3.517762239 (2) | 3.518 (2) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 21.35 (0.1) | 21.36 (0.1) | 21.35 (0.1) | |||||
| g magnitude | 20.75 (0.03) | 20.77 (0.03) | 20.78 (0.03) | |||||
| r magnitude | 20.37 (0.03) | 20.40 (0.03) | 20.44 (0.03) | |||||
| i magnitude | 20.39 (0.04) | 20.42 (0.05) | 20.59 (0.07) | |||||
| z magnitude | 20.10 (0.1) | 20.14 (0.1) | 20.46 (0.1) | |||||
| G magnitude | 20.68 (0.1) | 20.74 | 20.74 (0.01) | |||||
| BP magnitude | 20.91 (0.1) | 20.72 | ||||||
| RP magnitude | 20.22 (0.1) | 19.91 | ||||||
| Pan g magnitude | 20.72 (0.03) | |||||||
| Pan r magnitude | 20.42 (0.05) | |||||||
| Pan i magnitude | 20.45 (0.02) | |||||||
| Pan z magnitude | 20.29 (0.07) | |||||||
| Pan y magnitude | 19.84 (0.2) | |||||||
| E(B-V) | 0.060 | |||||||
* 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.