All names: TIC 62853703, Gaia EDR3 671603799854349056, SDSS J074632.16+181911.6, WD 0743+184, Gaia DR3 671603799854349056, Gaia DR2 671603799854349056, GALEX J074631.9+181912, SDSS J074632.06+181911.7, SDSS J074632.05+181911.7, 2MASS J07463208+1819111
| 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 | 07 46 32.06 (0.7) | 07 46 32.06 | 07 46 32.06 (0.9) | 07 46 32.05 | 07 46 32.06 (0.7) | 07 46 31.66 | 07 46 32.06 | |||
| Declination | 18 19 11.67 (0.5) | 18 19 11.71 | 18 19 11.67 (0.6) | 18 19 11.71 | 18 19 11.70 (0.5) | 18 19 06.60 | 18 19 11.71 | |||
| Spectral type | DA+M | DA+dMe | DA dM | DA:M | ||||||
| Effective temperature | [K] | 14228.0 (2459) | 6300.0 (1) | |||||||
| log(g) | [cgs] | 7.48 (0.5) | 6.36 (0.2) | |||||||
| Mass | [M☉] | 0.37 (0.3) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | -1.64 (0.8) | -0.78 (1) | |||||||
| Distance | [pc] | 455.00 (21) | ||||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 1.606764316 (1) | 0.382692473 (2) | 1.607 (1) | ||||||
| Proper motion (declination) | [mas/yr] | -1.983823733 (0.6) | 0.453160981 (1) | -1.984 (0.6) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | |||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 17.05 (0.2) | |||||||||
| H magnitude | 16.50 (0.2) | |||||||||
| K magnitude | ||||||||||
| u magnitude | 21.47 (0.1) | 21.49 | 21.49 (0.1) | 21.49 | 21.48 (0.1) | |||||
| g magnitude | 20.68 (0.03) | 20.68 | 20.67 (0.03) | 20.67 | 20.68 (0.03) | |||||
| r magnitude | 20.09 (0.02) | 20.11 | 20.10 (0.02) | 20.10 | 20.10 (0.02) | |||||
| i magnitude | 19.10 (0.01) | 19.11 | 19.11 (0.01) | 19.10 | 19.11 (0.02) | |||||
| z magnitude | 18.50 (0.03) | 18.49 | 18.48 (0.03) | 18.48 | 18.51 (0.03) | |||||
| G magnitude | 19.88 (0.1) | 19.84 | 19.88 (0.01) | |||||||
| BP magnitude | 20.48 (0.1) | 20.50 | ||||||||
| RP magnitude | 18.67 (0.04) | 18.75 | ||||||||
| Pan g magnitude | 20.72 (0.04) | |||||||||
| Pan r magnitude | 20.15 (0.03) | |||||||||
| Pan i magnitude | 19.14 (0.02) | |||||||||
| Pan z magnitude | 18.66 (0.02) | |||||||||
| Pan y magnitude | 18.36 (0.02) | |||||||||
| E(B-V) | 0.026 | |||||||||
* 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.