All names: Balloon 110607108, PG1214+031, GALEX J121649.0+024722, 2MASS J12164904+0247256, Gaia DR3 3701283522977099392, TIC 149951706, PG 1214+031, [TFW97] J121649.06+024725.76, Gaia DR2 3701283522977099392, Gaia EDR3 3701283522977099392
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 12 16 49.01 (0.04) | 12 16 49.10 | 12 16 49.04 (0.04) | ||
| Declination | 02 47 25.71 (0.03) | 02 47 26.30 | 02 47 25.82 (0.03) | ||
| Spectral type | sdB | sdB | |||
| 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] | 1.27 (0.05) | 1.25 (0.09) | 1.27 (0.05) | |
| Distance | [pc] | 785.05 (31) | 799.17 (57) | 785.05 (31) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -24.697 (0.06) | -24.665 (0.1) | -24.697 (0.06) | |
| Proper motion (declination) | [mas/yr] | -6.83 (0.04) | -6.855 (0.1) | -6.83 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.77 | ||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 14.33 (0.03) | 14.33 (0.03) | |||
| H magnitude | 14.68 (0.07) | 14.68 (0.07) | |||
| K magnitude | 14.64 (0.09) | 14.64 (0.09) | |||
| u magnitude | 13.52 (0.004) | ||||
| g magnitude | 14.10 (0.005) | ||||
| r magnitude | 14.10 (0.004) | ||||
| i magnitude | 14.44 (0.004) | ||||
| z magnitude | 14.74 (0.005) | ||||
| G magnitude | 13.87 (0.003) | 13.89 (0.0006) | 13.87 (0.003) | ||
| BP magnitude | 13.74 (0.003) | 13.72 (0.009) | |||
| RP magnitude | 14.12 (0.004) | 14.12 (0.002) | |||
| Pan g magnitude | 13.71 (0.005) | ||||
| Pan r magnitude | 14.13 (0.002) | ||||
| Pan i magnitude | 14.46 (0.002) | ||||
| Pan z magnitude | 14.73 (0.003) | ||||
| Pan y magnitude | 14.90 (0.003) | ||||
| E(B-V) | 0.024 | ||||
* 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.