All names: TIC 443861693, 2MASS J08063879+0810260, SDSS J080638.77+081025.9, Gaia DR2 3145932393199412736, Gaia EDR3 3145932393199412736, Gaia DR3 3145932393199412736
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 06 38.77 (0.2) | 08 06 38.78 | 08 06 38.77 (0.3) | 08 06 38.78 | 08 06 38.78 (0.2) | |||
| Declination | 08 10 25.87 (0.1) | 08 10 25.95 | 08 10 25.87 (0.2) | 08 10 25.97 | 08 10 25.98 (0.1) | |||
| Spectral type | WD+M | M1V | ||||||
| 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] | 0.56 (0.2) | 0.33 (0.4) | 0.56 (0.2) | ||||
| Distance | [pc] | 1785.88 (745) | 3009.56 (3232) | 1786.03 (745) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -7.259332209 (0.2) | -8.46612078 (0.6) | -7.259 (0.2) | ||||
| Proper motion (declination) | [mas/yr] | -7.082501831 (0.2) | -7.05891984 (0.3) | -7.083 (0.2) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 16.86 (0.2) | |||||||
| H magnitude | 16.02 (0.2) | |||||||
| K magnitude | 15.85 (0.2) | |||||||
| u magnitude | 21.49 (0.1) | 21.41 | 21.45 (0.1) | |||||
| g magnitude | 20.25 (0.02) | 20.24 | 20.25 (0.02) | |||||
| r magnitude | 19.21 (0.01) | 19.21 | 19.21 (0.01) | |||||
| i magnitude | 18.46 (0.009) | 18.47 | 18.47 (0.01) | |||||
| z magnitude | 18.03 (0.02) | 18.04 | 18.03 (0.02) | |||||
| G magnitude | 18.99 (0.05) | 19.02 | 18.99 (0.004) | |||||
| BP magnitude | 19.98 (0.05) | 19.80 | ||||||
| RP magnitude | 18.07 (0.02) | 18.06 | ||||||
| Pan g magnitude | 20.07 (0.02) | |||||||
| Pan r magnitude | 19.15 (0.006) | |||||||
| Pan i magnitude | 18.42 (0.005) | |||||||
| Pan z magnitude | 18.08 (0.008) | |||||||
| Pan y magnitude | 17.86 (0.02) | |||||||
| 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.