All names: LAMOST J125316.24+100744.1, WD 1250+103, SDSS J125316.24+100744.1, GALEX J125316.2+100744, Gaia DR2 3734890783074959232, Gaia DR3 3734890783074959232, Gaia EDR3 3734890783074959232, TIC 390691055, 2MASS J12531625+1007439, [SGR2010] J1253+1007
| 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) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 53 16.21 (0.08) | 12 53 16.24 | 12 53 16.21 (0.1) | 12 53 16.24 | 12 53 16.25 (0.08) | 12 53 16.03 | |||
| Declination | 10 07 44.25 (0.05) | 10 07 44.16 | 10 07 44.25 (0.07) | 10 07 44.18 | 10 07 44.02 (0.05) | 10 07 37.56 | |||
| Spectral type | WD+M | DA+? | WD+M3 | ||||||
| Effective temperature | [K] | ||||||||
| log(g) | [cgs] | ||||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 4.44 (0.1) | 4.60 (0.1) | 4.44 (0.1) | |||||
| Distance | [pc] | 225.40 (5) | 217.55 (6) | 225.40 (5) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -31.57402686 (0.1) | -32.24880372 (0.2) | -31.574 (0.1) | |||||
| Proper motion (declination) | [mas/yr] | 14.69118579 (0.1) | 14.26088422 (0.1) | 14.691 (0.1) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | yes | |||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 14.20 (0.03) | ||||||||
| H magnitude | 13.59 (0.03) | ||||||||
| K magnitude | 13.38 (0.04) | ||||||||
| u magnitude | 19.70 (0.04) | 19.75 | 19.70 (0.04) | 19.73 | |||||
| g magnitude | 18.47 (0.007) | 18.51 | 18.48 (0.007) | 18.48 | |||||
| r magnitude | 17.33 (0.005) | 17.34 | 17.33 (0.005) | 17.33 | |||||
| i magnitude | 16.17 (0.004) | 16.14 | 16.16 (0.004) | 16.16 | |||||
| z magnitude | 15.52 (0.006) | 15.51 | 15.52 (0.006) | 15.52 | |||||
| G magnitude | 16.92 (0.01) | 16.92 | 16.92 (0.003) | ||||||
| BP magnitude | 18.09 (0.01) | 18.09 | |||||||
| RP magnitude | 15.72 (0.003) | 15.73 | |||||||
| Pan g magnitude | 18.36 (0.009) | ||||||||
| Pan r magnitude | 17.34 (0.004) | ||||||||
| Pan i magnitude | 16.17 (0.004) | ||||||||
| Pan z magnitude | 15.64 (0.007) | ||||||||
| Pan y magnitude | 15.36 (0.005) | ||||||||
| E(B-V) | 0.020 | ||||||||
* 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.