All names: 2MASS J08073286+1127107, Gaia EDR3 649736369004937472, SDSS J080732.87+112710.7, SDSS J080732.86+112710.7, TIC 443886996, Gaia DR2 649736364707759232, Gaia DR3 649736369004937472, GALEX J080732.8+112711, WD 0804+115, SDSS J080732.87+112710.8
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 07 32.86 (0.3) | 08 07 32.87 | 08 07 32.86 (0.3) | 08 07 32.88 (0.3) | 08 07 32.35 | 08 07 32.87 | |||
| Declination | 11 27 10.78 (0.2) | 11 27 10.75 | 11 27 10.77 (0.2) | 11 27 10.71 (0.2) | 11 27 03.60 | 11 27 10.76 | |||
| Spectral type | DA+M | DA2.0 M | DA+M | ||||||
| Effective temperature | [K] | 6300.0 (3) | |||||||
| log(g) | [cgs] | 5.00 (0.004) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 1.56 (0.3) | 1.74 (0.4) | 1.56 (0.3) | |||||
| Distance | [pc] | 641.96 (120) | 574.30 (124) | 641.97 (120) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -11.6311907 (0.3) | -12.11749738 (0.7) | -11.631 (0.3) | |||||
| Proper motion (declination) | [mas/yr] | 3.962926172 (0.2) | 4.784102653 (0.4) | 3.963 (0.2) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | ||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 14.63 (0.03) | ||||||||
| H magnitude | 13.93 (0.05) | ||||||||
| K magnitude | 13.78 (0.04) | ||||||||
| u magnitude | 18.29 (0.01) | 18.33 (0.02) | 18.35 | 18.33 (0.02) | |||||
| g magnitude | 17.56 (0.005) | 17.55 (0.005) | 17.56 | 17.56 (0.02) | |||||
| r magnitude | 16.60 (0.004) | 16.62 (0.005) | 16.63 | 16.62 (0.01) | |||||
| i magnitude | 16.06 (0.004) | 16.07 (0.005) | 16.08 | 16.07 (0.01) | |||||
| z magnitude | 15.75 (0.006) | 15.73 (0.006) | 15.73 | 15.73 (0.02) | |||||
| G magnitude | 16.61 (0.005) | 16.58 | 16.61 (0.004) | ||||||
| BP magnitude | 17.23 (0.005) | 17.25 | |||||||
| RP magnitude | 15.70 (0.003) | 15.72 | |||||||
| Pan g magnitude | 17.48 (0.005) | ||||||||
| Pan r magnitude | 16.63 (0.004) | ||||||||
| Pan i magnitude | 16.09 (0.002) | ||||||||
| Pan z magnitude | 15.85 (0.004) | ||||||||
| Pan y magnitude | 15.69 (0.004) | ||||||||
| E(B-V) | 0.024 | ||||||||
* 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.