All names: PG 1408+098, SDSS J141055.81+093255.4, PG1408+098, TIC 457915332, UCAC2 35221321, Gaia DR3 3723006814724972416, 2MASS J14105583+0932554, WISEA J141055.82+093255.4, GALEX J141055.8+093256, LAMOST J141055.84+093255.3, UCAC4 498-062036, Gaia EDR3 3723006814724972416, WISE J141055.83+093255.4, Gaia DR2 3723006814724972416
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 14 10 55.83 (0.03) | 14 10 55.78 | 14 10 55.82 (0.03) | ||
| Declination | 09 32 55.32 (0.03) | 09 32 55.85 | 09 32 55.41 (0.03) | ||
| Spectral type | sdB | sdBO | |||
| Effective temperature | [K] | 36580.0 (710) | |||
| log(g) | [cgs] | 5.77 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.22 (0.04) | 1.10 (0.06) | 1.22 (0.04) | |
| Distance | [pc] | 821.29 (29) | 905.47 (46) | 821.29 (29) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 9.598 (0.04) | 9.789 (0.1) | 9.598 (0.04) | |
| Proper motion (declination) | [mas/yr] | -6.161 (0.04) | -6.153 (0.08) | -6.161 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.84 (0.03) | ||||
| V magnitude | 14.08 (0.04) | ||||
| R magnitude | 14.40 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 14.69 (0.04) | 14.69 (0.04) | |||
| H magnitude | 14.82 (0.07) | 14.82 (0.07) | |||
| K magnitude | 15.21 (0.2) | 15.21 (0.2) | |||
| u magnitude | 14.29 (0.006) | ||||
| g magnitude | 14.89 (0.009) | 13.85 (0.03) | |||
| r magnitude | 14.47 (0.003) | 14.33 (0.04) | |||
| i magnitude | 15.07 (0.007) | 14.68 (0.06) | |||
| z magnitude | 15.02 (0.007) | ||||
| G magnitude | 14.03 (0.003) | 14.05 (0.0007) | 14.03 (0.003) | ||
| BP magnitude | 13.88 (0.004) | 13.82 (0.01) | |||
| RP magnitude | 14.33 (0.004) | 14.33 (0.004) | |||
| Pan g magnitude | 13.85 (0.002) | ||||
| Pan r magnitude | 14.29 (0.003) | ||||
| Pan i magnitude | 14.66 (0.002) | ||||
| Pan z magnitude | 14.94 (0.002) | ||||
| Pan y magnitude | 15.11 (0.005) | ||||
| E(B-V) | 0.025 | ||||
* 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.