All names: SDSS J094821.31+365935.3, GALEX J094821.3+365935, 2MASS J09482131+3659353, Gaia EDR3 799559225019374720, SDSS J094821.31+365935.4, Gaia DR3 799559225019374720, TIC 17239130, Gaia DR2 799559220725398528, WD 0945+372, SDSS J094821.30+365935.3, SDSS J094821.20+365935.3
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 48 21.32 (0.6) | 09 48 21.31 | 09 48 21.32 (1) | 09 48 21.31 (0.6) | 09 48 21.31 | 09 48 21.48 | 09 48 21.31 | |||
| Declination | 36 59 35.57 (0.4) | 36 59 35.40 | 36 59 35.57 (0.9) | 36 59 35.46 (0.4) | 36 59 35.38 | 36 59 32.28 | 36 59 35.38 | |||
| Spectral type | DA+dMe | DA+M | DA dM | DA+M | ||||||
| Effective temperature | [K] | 6300.0 (1) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 8.73 (0.1) | 10.00 (0.003) | |||||||
| Mass | [M☉] | |||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 0.96 (0.8) | 0.96 (0.8) | |||||||
| Distance | [pc] | 1042.45 (860) | 1042.43 (859) | |||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 6.473605711 (0.7) | 6.474 (0.7) | -2.6 | ||||||
| Proper motion (declination) | [mas/yr] | 6.940687907 (0.5) | 6.941 (0.5) | 5.5 | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.75 (0.07) | |||||||||
| H magnitude | 15.46 (0.1) | |||||||||
| K magnitude | ||||||||||
| u magnitude | 20.25 (0.04) | 20.23 (0.05) | 20.26 (0.05) | 20.26 | 20.24 (0.05) | |||||
| g magnitude | 19.39 (0.01) | 19.42 (0.01) | 19.44 (0.03) | 19.44 | 19.44 (0.02) | |||||
| r magnitude | 18.66 (0.009) | 18.66 (0.009) | 18.70 (0.02) | 18.70 | 18.70 (0.02) | |||||
| i magnitude | 17.70 (0.007) | 17.68 (0.007) | 17.74 (0.02) | 17.74 | 17.74 (0.02) | |||||
| z magnitude | 17.11 (0.01) | 17.11 (0.01) | 17.18 (0.02) | 17.18 | 17.17 (0.02) | |||||
| G magnitude | 18.76 (0.03) | 18.63 | 18.76 (0.005) | |||||||
| BP magnitude | 19.22 (0.03) | 19.19 | ||||||||
| RP magnitude | 17.26 (0.01) | 17.28 | ||||||||
| Pan g magnitude | 19.35 (0.03) | |||||||||
| Pan r magnitude | 18.72 (0.01) | |||||||||
| Pan i magnitude | 17.74 (0.004) | |||||||||
| Pan z magnitude | 17.23 (0.007) | |||||||||
| Pan y magnitude | 17.00 (0.008) | |||||||||
| E(B-V) | 0.017 | |||||||||
* 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.