All names: Gaia DR2 3727593530559413376, PG1352+119, GALEX J135504.8+114213, WISE J135504.77+114212.2, Feige 88, Gaia DR3 3727593530559413376, UCAC4 509-054922, PG 1352+119, LAMOST J135504.78+114212.1, 2MASS J13550479+1142121, SDSS J135504.77+114212.0, TIC 379190704
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 13 55 04.80 | 13 55 04.78 (0.04) | ||
| Declination | 11 42 12.84 | 11 42 12.14 (0.03) | ||
| Spectral type | sdB | sdB/sdO | ||
| Effective temperature | [K] | 20994.0 (83) | ||
| log(g) | [cgs] | 5.43 (0.06) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.25 (0.09) | 0.29 (0.05) | |
| Distance | [pc] | 3979.31 (1386) | 3419.97 (602) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.101 (0.2) | 0.426 (0.06) | |
| Proper motion (declination) | [mas/yr] | -12.34 (0.1) | -12.617 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.48 (0.01) | |||
| V magnitude | 15.54 (0.04) | |||
| R magnitude | 15.82 (0.08) | |||
| I magnitude | ||||
| J magnitude | 16.01 (0.1) | 16.01 (0.1) | ||
| H magnitude | 15.86 (0.2) | 15.86 (0.2) | ||
| K magnitude | 15.93 | 16.18 (0.02) | ||
| u magnitude | 15.47 (0.005) | 15.46 (0.005) | ||
| g magnitude | 15.34 (0.004) | 15.34 (0.004) | ||
| r magnitude | 15.76 (0.004) | 15.75 (0.004) | ||
| i magnitude | 16.07 (0.005) | 16.07 (0.005) | ||
| z magnitude | 16.35 (0.008) | 16.35 (0.008) | ||
| G magnitude | 15.59 (0.002) | 15.56 (0.003) | ||
| BP magnitude | 15.44 (0.007) | |||
| RP magnitude | 15.76 (0.004) | |||
| Pan g magnitude | 15.38 (0.003) | |||
| Pan r magnitude | 15.77 (0.003) | |||
| Pan i magnitude | 16.09 (0.004) | |||
| Pan z magnitude | 16.33 (0.004) | |||
| Pan y magnitude | 16.48 (0.01) | |||
| E(B-V) | 0.027 | |||
* 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.