All names: SDSS J010831.48-002928.9, TIC 248349137, HE 0105-0045, Gaia DR3 2533200332842998400, [AG92] 15253, Gaia EDR3 2533200332842998400, 2MASS J01083146-0029290, CHSS 980
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|
| Right ascension | 01 08 31.49 (0.05) | 01 08 31.49 | 01 08 31.49 (0.05) | 01 08 31.49 | |||
| Declination | -00 29 28.93 (0.03) | -00 29 28.85 | -00 29 28.88 (0.03) | -00 29 28.93 | |||
| Spectral type | sd | SD_auto | |||||
| Effective temperature | [K] | 12230.0 (18) | |||||
| log(g) | [cgs] | 5.00 (0.002) | |||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 0.07 (0.05) | 0.07 (0.05) | ||||
| Distance | [pc] | 14615.33 (11362) | 14619.88 (11371) | ||||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 5.14885112 (0.06) | 5.149 (0.06) | 1.7 | |||
| Proper motion (declination) | [mas/yr] | -3.167866428 (0.05) | -3.168 (0.05) | -2.0 | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 15.90 | ||||||
| V magnitude | 15.90 | ||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 16.08 (0.08) | ||||||
| H magnitude | 16.32 (0.2) | ||||||
| K magnitude | |||||||
| u magnitude | 17.19 (0.008) | 17.19 (0.009) | 17.18 (0.02) | ||||
| g magnitude | 16.12 (0.004) | 16.11 (0.004) | 16.13 (0.02) | ||||
| r magnitude | 16.31 (0.005) | 16.32 (0.005) | 16.32 (0.03) | ||||
| i magnitude | 16.47 (0.005) | 16.49 (0.005) | 16.48 (0.02) | ||||
| z magnitude | 16.61 (0.009) | 16.64 (0.009) | 16.63 (0.02) | ||||
| G magnitude | 16.22 (0.008) | 16.22 (0.003) | |||||
| BP magnitude | 16.28 (0.008) | ||||||
| RP magnitude | 16.18 (0.009) | ||||||
| Pan g magnitude | 16.16 (0.003) | ||||||
| Pan r magnitude | 16.32 (0.002) | ||||||
| Pan i magnitude | 16.50 (0.003) | ||||||
| Pan z magnitude | 16.62 (0.004) | ||||||
| Pan y magnitude | 16.64 (0.008) | ||||||
| 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.