All names: SDSS J132434.86+281802.6, PG 1322+286, Gaia DR3 1449575655951553408, UCAC4 592-049969, TIC 357347237, Gaia EDR3 1449575655951553408, Gaia DR2 1449575655951553408, PG1322+286, LAMOST J132434.93+281802.3, BPS BS 16027-0085, GALEX J132434.9+281802, 2MASS J13243486+2818027, Ton 708
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 13 24 34.84 (0.03) | 13 24 35.00 | 13 24 34.88 (0.03) | ||
| Declination | 28 18 02.32 (0.03) | 28 18 04.20 | 28 18 02.80 (0.03) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 32500.0 (1710) | |||
| log(g) | [cgs] | 5.82 (0.4) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.61 (0.04) | 0.73 (0.06) | 0.61 (0.04) | |
| Distance | [pc] | 1647.45 (119) | 1362.58 (106) | 1647.45 (119) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -34.584 (0.06) | -35.057 (0.1) | -34.584 (0.06) | |
| Proper motion (declination) | [mas/yr] | -29.546 (0.04) | -29.66 (0.1) | -29.546 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.93 (0.04) | ||||
| V magnitude | 15.18 (0.05) | ||||
| R magnitude | 15.64 (0.08) | ||||
| I magnitude | |||||
| J magnitude | 15.91 (0.06) | 15.91 (0.06) | |||
| H magnitude | 16.10 (0.2) | 16.10 (0.2) | |||
| K magnitude | 15.90 (0.2) | 15.90 (0.2) | |||
| u magnitude | 14.65 (0.004) | 14.68 (0.01) | |||
| g magnitude | 14.88 (0.003) | 14.93 (0.03) | |||
| r magnitude | 15.42 (0.004) | 15.43 (0.01) | |||
| i magnitude | 15.75 (0.004) | 15.77 (0.01) | |||
| z magnitude | 16.10 (0.007) | 16.09 (0.02) | |||
| G magnitude | 15.15 (0.003) | 15.17 (0.0007) | 15.15 (0.003) | ||
| BP magnitude | 15.01 (0.003) | 14.95 (0.006) | |||
| RP magnitude | 15.43 (0.004) | 15.43 (0.003) | |||
| Pan g magnitude | 14.97 (0.003) | ||||
| Pan r magnitude | 15.41 (0.002) | ||||
| Pan i magnitude | 15.77 (0.005) | ||||
| Pan z magnitude | 16.05 (0.002) | ||||
| Pan y magnitude | 16.22 (0.007) | ||||
| E(B-V) | 0.016 | ||||
* 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.