All names: WISEA J024519.15+011156.6, WISE J024519.14+011156.7, 2MASS J02451914+0111569, SDSS J024519.11+011157.3, TIC 318838560, Gaia EDR3 2499299159543260928, Gaia DR3 2499299159543260928, Gaia DR2 2499299159543260928, SDSS J024519.11+011157.4, SDSS J024519.12+011157.1, WD 0242+009
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 45 19.13 (0.2) | 02 45 19.13 | 02 45 19.13 (0.2) | 02 45 19.12 (0.2) | 02 45 19.13 | 02 45 18.58 | 02 45 19.11 | ||
| Declination | 01 11 57.05 (0.2) | 01 11 57.17 | 01 11 57.06 (0.2) | 01 11 57.31 (0.2) | 01 11 57.19 | 01 11 54.24 | 01 11 57.36 | ||
| Spectral type | dM | DA+M | DA | DA+M | |||||
| Effective temperature | [K] | 6300.0 (1) | 6300.0 (3) | ||||||
| log(g) | [cgs] | 7.88 (0.2) | 10.00 (0.02) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 2.00 (0.2) | 2.17 (0.3) | 2.00 (0.2) | |||||
| Distance | [pc] | 498.75 (48) | 460.69 (53) | 498.75 (48) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 7.788057727 (0.2) | 7.719175638 (0.4) | 7.788 (0.2) | 3.5 | ||||
| Proper motion (declination) | [mas/yr] | -15.9185858 (0.2) | -15.85533858 (0.4) | -15.919 (0.2) | -7.2 | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | WDMS | |||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.49 (0.06) | ||||||||
| H magnitude | 14.83 (0.07) | ||||||||
| K magnitude | 14.62 (0.1) | ||||||||
| u magnitude | 19.79 (0.03) | 19.52 (0.04) | 19.73 (0.04) | 19.73 | 19.74 (0.04) | ||||
| g magnitude | 19.28 (0.01) | 18.98 (0.01) | 19.21 (0.03) | 19.21 | 19.23 (0.02) | ||||
| r magnitude | 18.82 (0.01) | 18.36 (0.01) | 18.72 (0.01) | 18.72 | 18.73 (0.01) | ||||
| i magnitude | 17.83 (0.008) | 17.34 (0.007) | 17.74 (0.02) | 17.74 | 17.74 (0.02) | ||||
| z magnitude | 17.18 (0.01) | 16.68 (0.01) | 17.08 (0.03) | 17.08 | 17.08 (0.03) | ||||
| G magnitude | 18.34 (0.04) | 18.35 | 18.34 (0.004) | ||||||
| BP magnitude | 19.03 (0.04) | 19.04 | |||||||
| RP magnitude | 17.14 (0.04) | 17.13 | |||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.030 | ||||||||
* 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.