All names: SDSS J084119.48+160133.1, SDSS J084119.44+160133.2, EPIC 211708367, Gaia DR3 657784102627892736, SDSS J084119.49+160133.1, WD 0838+162, GALEX J084119.5+160133, Gaia EDR3 657784102627892736, 2MASS J08411948+1601329, Gaia DR2 657784102627892736, TIC 337606763
| 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) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 41 19.47 (0.2) | 08 41 19.49 | 08 41 19.47 (0.2) | 08 41 19.48 | 08 41 19.49 (0.2) | 08 41 19.54 | 08 41 19.49 | |||
| Declination | 16 01 33.06 (0.09) | 16 01 33.13 | 16 01 33.06 (0.1) | 16 01 33.10 | 16 01 33.00 (0.09) | 16 01 28.20 | 16 01 33.11 | |||
| Spectral type | DA+M | DA+dMe | DA dM | DA+M | ||||||
| Effective temperature | [K] | 13127.0 (1023) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 7.75 (0.3) | 10.00 (0.003) | |||||||
| Mass | [M☉] | 0.47 (0.2) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 2.00 (0.2) | 2.28 (0.3) | 2.00 (0.2) | ||||||
| Distance | [pc] | 500.99 (46) | 437.93 (50) | 527.00 (46) | 501.00 (46) | |||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -19.93621779 (0.2) | -19.41543381 (0.4) | -19.936 (0.2) | ||||||
| Proper motion (declination) | [mas/yr] | 3.886653341 (0.1) | 3.095404493 (0.2) | 3.887 (0.1) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.61 (0.05) | |||||||||
| H magnitude | 15.03 (0.07) | |||||||||
| K magnitude | 14.98 (0.1) | |||||||||
| u magnitude | 20.00 (0.04) | 20.02 | 20.00 (0.04) | 20.02 | 20.02 (0.04) | |||||
| g magnitude | 19.24 (0.01) | 19.27 | 19.23 (0.01) | 19.27 | 19.27 (0.02) | |||||
| r magnitude | 18.49 (0.008) | 18.52 | 18.48 (0.009) | 18.52 | 18.52 (0.02) | |||||
| i magnitude | 17.54 (0.007) | 17.56 | 17.54 (0.006) | 17.56 | 17.56 (0.02) | |||||
| z magnitude | 16.96 (0.01) | 16.96 | 16.96 (0.01) | 16.95 | 16.97 (0.02) | |||||
| G magnitude | 18.34 (0.02) | 18.31 | 18.34 (0.003) | |||||||
| BP magnitude | 18.99 (0.02) | 18.95 | ||||||||
| RP magnitude | 17.11 (0.007) | 17.10 | ||||||||
| Pan g magnitude | 19.14 (0.01) | |||||||||
| Pan r magnitude | 18.47 (0.007) | |||||||||
| Pan i magnitude | 17.53 (0.005) | |||||||||
| Pan z magnitude | 17.08 (0.008) | |||||||||
| Pan y magnitude | 16.84 (0.009) | |||||||||
| E(B-V) | 0.029 | |||||||||
* 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.