All names: LAMOST J105405.25+283916.7, 2MASS J10540525+2839167, Gaia DR2 731497909069724544, TIC 138736919, WIRED J105405.21+283917.1, SDSS J105405.22+283917.1, SDSS J105405.21+283917.1, Gaia DR3 731497909069724544, GALEX J105405.2+283917, WD 1051+289, Gaia EDR3 731497909069724544, LAMOST J105405.22+283917.2
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Guo et al. 2015 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 54 05.15 (0.06) | 10 54 05.21 | 10 54 05.15 (0.1) | 10 54 05.22 | 10 54 05.24 (0.06) | 10 54 05.38 | 10 54 05.22 | ||||
| Declination | 28 39 17.63 (0.05) | 28 39 17.12 | 28 39 17.60 (0.08) | 28 39 17.10 | 28 39 16.89 (0.05) | 28 39 12.96 | 28 39 17.10 | ||||
| Spectral type | DA+M | DA+M | DA+M | DA3.3 M | DA+M | ||||||
| Effective temperature | [K] | 15514.0 (216) | 8042.0 (22) | ||||||||
| log(g) | [cgs] | 8.23 (0.04) | 5.00 (0.005) | ||||||||
| Mass | [M☉] | 0.755 (0.03) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 6.19 (0.07) | 6.03 (0.1) | 6.19 (0.07) | |||||||
| Distance | [pc] | 161.63 (2) | 165.84 (3) | 161.63 (2) | |||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -78.61727858 (0.06) | -79.26406724 (0.2) | -78.617 (0.06) | |||||||
| Proper motion (declination) | [mas/yr] | 45.92981802 (0.06) | 46.4349349 (0.2) | 45.93 (0.06) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | |||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 13.20 (0.02) | ||||||||||
| H magnitude | 12.57 (0.02) | ||||||||||
| K magnitude | 12.34 (0.02) | ||||||||||
| u magnitude | 17.82 (0.01) | 17.79 | 17.81 (0.01) | 17.78 | 17.82 (0.02) | ||||||
| g magnitude | 17.15 (0.004) | 17.16 | 17.15 (0.004) | 17.15 | 17.16 (0.03) | ||||||
| r magnitude | 16.64 (0.004) | 16.66 | 16.64 (0.004) | 16.65 | 16.66 (0.02) | ||||||
| i magnitude | 15.48 (0.004) | 15.49 | 15.47 (0.004) | 15.48 | 15.50 (0.02) | ||||||
| z magnitude | 14.66 (0.004) | 14.64 | 14.66 (0.004) | 14.63 | 14.66 (0.03) | ||||||
| G magnitude | 16.01 (0.006) | 16.01 | 16.01 (0.003) | ||||||||
| BP magnitude | 17.01 (0.006) | 17.00 | |||||||||
| RP magnitude | 14.92 (0.004) | 14.93 | |||||||||
| Pan g magnitude | 17.07 (0.004) | ||||||||||
| Pan r magnitude | 16.65 (0.005) | ||||||||||
| Pan i magnitude | 15.46 (0.004) | ||||||||||
| Pan z magnitude | 14.79 (0.004) | ||||||||||
| Pan y magnitude | 14.43 (0.005) | ||||||||||
| E(B-V) | 0.010 | ||||||||||
* 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.