All names: Gaia EDR3 653835760670045568, SDSS J081157.13+143533.0, LAMOST J081157.13+143533.0, WD 0809+147, Gaia DR2 653835760670045568, TIC 27548856, 2MASS J08115713+1435330, Gaia DR3 653835760670045568
| 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 | 08 11 57.14 (0.04) | 08 11 57.14 | 08 11 57.14 (0.05) | 08 11 57.13 | 08 11 57.13 (0.04) | 08 11 56.47 | |||
| Declination | 14 35 33.00 (0.02) | 14 35 33.03 | 14 35 33.00 (0.03) | 14 35 33.00 | 14 35 33.02 (0.02) | 14 35 29.40 | |||
| Spectral type | WD+K | DA+? | WD K | ||||||
| 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] | 1.60 (0.04) | 1.53 (0.07) | 1.60 (0.04) | |||||
| Distance | [pc] | 626.66 (15) | 654.43 (28) | 626.68 (15) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 3.260706421 (0.04) | 3.02351544 (0.1) | 3.261 (0.04) | |||||
| Proper motion (declination) | [mas/yr] | -0.768597099 (0.03) | -0.682924381 (0.06) | -0.769 (0.03) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | yes | |||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 14.22 (0.03) | ||||||||
| H magnitude | 13.53 (0.03) | ||||||||
| K magnitude | 13.33 (0.04) | ||||||||
| u magnitude | 15.71 (0.005) | 15.74 | 15.72 (0.005) | 15.73 | |||||
| g magnitude | 15.95 (0.004) | 15.98 | 15.95 (0.004) | 15.97 | |||||
| r magnitude | 15.74 (0.004) | 15.75 | 15.74 (0.004) | 15.74 | |||||
| i magnitude | 15.56 (0.005) | 15.58 | 15.55 (0.004) | 15.57 | |||||
| z magnitude | 15.37 (0.006) | 15.38 | 15.37 (0.006) | 15.38 | |||||
| G magnitude | 15.66 (0.004) | 15.68 | 15.66 (0.003) | ||||||
| BP magnitude | 15.89 (0.004) | 15.87 | |||||||
| RP magnitude | 15.20 (0.004) | 15.21 | |||||||
| Pan g magnitude | 16.01 (0.005) | ||||||||
| Pan r magnitude | 15.75 (0.005) | ||||||||
| Pan i magnitude | 15.58 (0.004) | ||||||||
| Pan z magnitude | 15.43 (0.002) | ||||||||
| Pan y magnitude | 15.37 (0.005) | ||||||||
| E(B-V) | 0.027 | ||||||||
* 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.