All names: [DWS97] Lib 1, LAMOST J150212.12-024557.7, HE1459-0234, SDSS J150212.12-024557.7, GALEX J150212.1-024556, Gaia DR2 6339679321569685504, HE 1459-0234, BPS BS 16472-0049, Gaia EDR3 6339679321569685504, TIC 157908737, FBS 1459-025, Gaia DR3 6339679321569685504, PG 1459-026, 2MASS J15021213-0245577, LAMOST J150212.13-024557.8
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 02 12.12 (0.02) | 15 02 12.13 | 15 02 12.12 | 15 02 12.12 (0.04) | 15 02 12.13 (0.02) | 15 02 12.13 | |||
| Declination | -02 45 58.01 (0.02) | -02 45 57.78 | -02 45 57.70 | -02 45 58.00 (0.03) | -02 45 57.77 (0.02) | -02 45 57.77 | |||
| Spectral type | sdOB+MS | sdB+F2 | SD_auto | ||||||
| Effective temperature | [K] | 34244.0 (991) | 34450.0 (471) | ||||||
| log(g) | [cgs] | 5.25 (0.1) | 5.36 (0.1) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.87 (0.03) | 0.83 (0.04) | 0.83 (0.04) | 0.87 (0.03) | ||||
| Distance | [pc] | 1145.61 (37) | 1208.75 (63) | 1208.82 (63) | 1145.61 (37) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -7.781663065 (0.03) | -7.589 (0.08) | -7.588811378 (0.08) | -7.782 (0.03) | -9.9 | |||
| Proper motion (declination) | [mas/yr] | -15.05613679 (0.03) | -15.356 (0.07) | -15.35561887 (0.07) | -15.056 (0.03) | -15.4 | |||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.03 | ||||||||
| V magnitude | 15.14 | ||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 14.20 (0.03) | 14.20 (0.03) | |||||||
| H magnitude | 13.85 (0.03) | 13.85 (0.03) | |||||||
| K magnitude | 13.77 (0.06) | 13.77 (0.06) | |||||||
| u magnitude | 15.01 (0.004) | 15.01 (0.004) | 15.01 (0.004) | 14.98 (0.01) | |||||
| g magnitude | 14.85 (0.003) | 14.85 (0.003) | 14.85 (0.003) | 14.87 (0.02) | |||||
| r magnitude | 14.86 (0.003) | 14.86 (0.003) | 14.86 (0.003) | 14.87 (0.02) | |||||
| i magnitude | 14.84 (0.004) | 14.84 (0.004) | 14.84 (0.004) | 14.87 (0.02) | |||||
| z magnitude | 14.88 (0.005) | 14.88 (0.005) | 14.88 (0.005) | 14.87 (0.01) | |||||
| G magnitude | 14.78 (0.002) | 14.80 (0.0007) | 14.80 | 14.78 (0.003) | |||||
| BP magnitude | 14.88 (0.002) | 14.86 (0.007) | 14.86 | ||||||
| RP magnitude | 14.55 (0.002) | 14.55 (0.003) | 14.55 | ||||||
| Pan g magnitude | 14.89 (0.002) | 14.89 (0.002) | |||||||
| Pan r magnitude | 14.88 (0.002) | 14.88 (0.002) | |||||||
| Pan i magnitude | 14.90 (0.004) | 14.90 (0.004) | |||||||
| Pan z magnitude | 14.93 (0.003) | 14.93 (0.003) | |||||||
| Pan y magnitude | 14.94 (0.005) | 14.94 (0.005) | |||||||
| E(B-V) | 0.079 | ||||||||
* 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.