All names: SDSS J231258.81+100532.38, Gaia EDR3 2810334368928873344, Gaia DR3 2810334368928873344, Gaia DR2 2810334368928873344, ZTF J231258.80+100531.6, SDSS J231258.81+100532.3
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Kepler et al. 2016 | Simbad |
|---|---|---|---|---|---|---|---|
| Right ascension | 23 12 58.81 (0.2) | 23 12 58.81 | 23 12 58.81 (0.3) | 23 12 58.81 (0.2) | |||
| Declination | 10 05 32.34 (0.2) | 10 05 32.38 | 10 05 32.34 (0.2) | 10 05 32.35 (0.2) | |||
| Spectral type | sdA | sdA | |||||
| Effective temperature | [K] | 7329.0 (41) | |||||
| log(g) | [cgs] | 5.97 (0.1) | |||||
| Mass | [M☉] | 0.1516 (0.0005) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | -0.03 (0.3) | -0.42 (0.4) | ||||
| Distance | [pc] | ||||||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 0.487266397 (0.3) | -0.053193034 (0.7) | 0.487 (0.3) | |||
| Proper motion (declination) | [mas/yr] | -0.773067249 (0.2) | -0.541303083 (0.4) | -0.773 (0.2) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | |||||||
| H magnitude | |||||||
| K magnitude | |||||||
| u magnitude | 20.14 (0.05) | 20.15 (0.06) | 20.15 (0.06) | ||||
| g magnitude | 18.83 (0.009) | 18.86 (0.02) | 18.86 (0.02) | ||||
| r magnitude | 18.79 (0.01) | 18.82 (0.04) | 18.82 (0.04) | ||||
| i magnitude | 18.84 (0.01) | 18.88 (0.06) | 18.88 (0.06) | ||||
| z magnitude | 18.95 (0.04) | 18.94 (0.09) | 18.94 (0.09) | ||||
| G magnitude | 18.88 (0.05) | 18.88 | 18.88 (0.01) | ||||
| BP magnitude | 18.87 (0.05) | 18.82 | |||||
| RP magnitude | 18.30 (0.04) | 18.16 | |||||
| Pan g magnitude | 19.24 (0.01) | ||||||
| Pan r magnitude | 18.96 (0.02) | ||||||
| Pan i magnitude | 18.83 (0.01) | ||||||
| Pan z magnitude | 18.81 (0.02) | ||||||
| Pan y magnitude | 18.73 (0.06) | ||||||
| E(B-V) | |||||||
* 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.