All names: TIC 159584054, FBS 1349+659, 2MASS J13504513+6542082, FBS B 824, GALEX J135044.8+654207, PG 1349+659, Gaia EDR3 1671349350297566976, Gaia DR3 1671349350297566976, SDSS J135045.01+654206.5, SDSS J135044.95+654206.3, Gaia DR2 1671349350297566976, PG1349+659
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 13 50 44.94 (0.04) | 13 50 45.27 | 13 50 45.02 (0.04) | ||
| Declination | 65 42 06.32 (0.03) | 65 42 07.35 | 65 42 06.62 (0.03) | ||
| Spectral type | He-sdOB | sdOBHe | |||
| Effective temperature | [K] | 39660.0 (867) | |||
| log(g) | [cgs] | 6.14 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.62 (0.04) | 0.57 (0.05) | 0.62 (0.04) | |
| Distance | [pc] | 1601.02 (97) | 1756.85 (163) | 1601.02 (97) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -33.207 (0.05) | -33.099 (0.1) | -33.207 (0.05) | |
| Proper motion (declination) | [mas/yr] | -19.208 (0.04) | -18.999 (0.08) | -19.208 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.72 | ||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.60 (0.1) | 16.60 (0.1) | |||
| H magnitude | 16.76 | ||||
| K magnitude | 16.02 (0.3) | 16.02 (0.3) | |||
| u magnitude | 15.32 (0.004) | 15.33 (0.004) | |||
| g magnitude | 15.66 (0.004) | 15.65 (0.004) | |||
| r magnitude | 16.17 (0.004) | 16.17 (0.004) | |||
| i magnitude | 16.57 (0.005) | 16.56 (0.005) | |||
| z magnitude | 16.90 (0.01) | 16.90 (0.01) | |||
| G magnitude | 15.95 (0.003) | 15.97 (0.002) | 15.94 (0.003) | ||
| BP magnitude | 15.78 (0.004) | 15.73 (0.008) | |||
| RP magnitude | 16.25 (0.006) | 16.25 (0.006) | |||
| Pan g magnitude | 15.76 (0.007) | ||||
| Pan r magnitude | 16.19 (0.003) | ||||
| Pan i magnitude | 16.60 (0.005) | ||||
| Pan z magnitude | 16.90 (0.009) | ||||
| Pan y magnitude | 17.07 (0.005) | ||||
| E(B-V) | 0.017 | ||||
* 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.