All names: LAMOST J031620.13+004222.9, LAMOST J031620.12+004222.7, Gaia DR2 3266182479530739328, TIC 293143066, KUV 03137+0031, LAMOST J031620.01+004222.3, 2MASS J03162012+0042228, SDSS J031620.12+004222.8, PG0313+005, FBS 0313+005, PG 0313+005, Gaia EDR3 3266182479530739328, SDSS J031620.12+004222.7, KUV 897-3, Gaia DR3 3266182479530739328, GALEX J031620.1+004222
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 16 20.13 (0.03) | 03 16 20.13 | 03 16 20.11 | 03 16 20.13 (0.04) | 03 16 20.13 (0.03) | 03 16 20.13 | |||
| Declination | 00 42 22.83 (0.03) | 00 42 22.77 | 00 42 22.92 | 00 42 22.83 (0.05) | 00 42 22.79 (0.03) | 00 42 22.80 | |||
| Spectral type | sdB+MS | sdB+F7V | SDB | ||||||
| Effective temperature | [K] | 29647.0 (70) | |||||||
| 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] | 0.69 (0.03) | 0.43 (0.05) | 0.43 (0.05) | 0.69 (0.03) | ||||
| Distance | [pc] | 1443.63 (70) | 2325.58 (286) | 2325.58 (286) | 1443.63 (70) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 2.667159438 (0.03) | 2.359 (0.09) | 2.359 (0.09) | 2.667 (0.04) | 5.0 | |||
| Proper motion (declination) | [mas/yr] | 2.778011464 (0.04) | 2.295 (0.1) | 2.295 (0.1) | 2.778 (0.04) | 1.2 | |||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.31 (0.04) | ||||||||
| V magnitude | 15.23 (0.07) | ||||||||
| R magnitude | 15.54 (0.2) | ||||||||
| I magnitude | |||||||||
| J magnitude | 14.76 (0.05) | 14.76 (0.05) | |||||||
| H magnitude | 14.58 (0.06) | 14.58 (0.06) | |||||||
| K magnitude | 14.34 (0.1) | 14.34 (0.1) | |||||||
| u magnitude | 15.18 (0.005) | 15.18 (0.005) | 15.18 (0.005) | 15.17 (0.03) | |||||
| g magnitude | 15.10 (0.004) | 15.10 (0.004) | 15.10 (0.004) | 15.11 (0.04) | |||||
| r magnitude | 15.21 (0.004) | 15.21 (0.004) | 15.21 (0.004) | 15.23 (0.02) | |||||
| i magnitude | 15.29 (0.005) | 15.29 (0.005) | 15.29 (0.005) | 15.29 (0.02) | |||||
| z magnitude | 15.36 (0.005) | 15.36 (0.005) | 15.36 (0.005) | 15.37 (0.02) | |||||
| G magnitude | 15.10 (0.002) | 15.13 (0.0008) | 15.13 | 15.10 (0.003) | |||||
| BP magnitude | 15.15 (0.002) | 15.12 (0.008) | 15.12 | ||||||
| RP magnitude | 14.98 (0.002) | 14.99 (0.003) | 14.99 | ||||||
| Pan g magnitude | 15.15 (0.003) | 15.15 (0.003) | |||||||
| Pan r magnitude | 15.25 (0.002) | 15.25 (0.002) | |||||||
| Pan i magnitude | 15.33 (0.003) | 15.33 (0.003) | |||||||
| Pan z magnitude | 15.42 (0.003) | 15.42 (0.003) | |||||||
| Pan y magnitude | 15.45 (0.006) | 15.45 (0.006) | |||||||
| E(B-V) | 0.073 | ||||||||
* 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.