All names: Gaia DR3 1224346643237436288, WISE J153807.33+274143.6, WISEA J153807.33+274143.5, SDSS J153807.33+274143.5, PG 1536+279, TIC 445882087, 2MASS J15380734+2741434, UCAC4 589-053209, PG1536+278, UCAC2 41550786, Gaia DR2 1224346643237436288, HIDDEN NAME PG 1536+278
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 15 38 07.41 | 15 38 07.34 (0.007) | ||
| Declination | 27 41 43.59 | 27 41 43.52 (0.01) | ||
| Spectral type | sd | sdOB+F6V | ||
| Effective temperature | [K] | |||
| log(g) | [cgs] | |||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.73 (0.02) | 0.77 (0.01) | |
| Distance | [pc] | 1371.74 (38) | 1293.16 (24) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -13.177 (0.02) | -13.197 (0.01) | |
| Proper motion (declination) | [mas/yr] | 4.521 (0.03) | 4.555 (0.01) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.09 (0.05) | |||
| V magnitude | 13.82 (0.03) | |||
| R magnitude | 13.83 (0.09) | |||
| I magnitude | ||||
| J magnitude | 13.11 (0.03) | 13.11 (0.03) | ||
| H magnitude | 12.89 (0.03) | 12.89 (0.03) | ||
| K magnitude | 12.87 (0.03) | 12.87 (0.03) | ||
| u magnitude | 14.68 (0.005) | 14.68 (0.005) | ||
| g magnitude | 14.15 (0.003) | 14.15 (0.003) | ||
| r magnitude | 15.22 (0.01) | |||
| i magnitude | 13.96 (0.002) | 13.96 (0.002) | ||
| z magnitude | 14.02 (0.005) | 14.02 (0.005) | ||
| G magnitude | 13.73 (0.0002) | 13.72 (0.003) | ||
| BP magnitude | 13.85 (0.003) | |||
| RP magnitude | 13.45 (0.0007) | |||
| Pan g magnitude | 13.87 (0.007) | |||
| Pan r magnitude | 13.81 (0.0008) | |||
| Pan i magnitude | 13.80 (0.005) | |||
| Pan z magnitude | 13.85 (0.006) | |||
| Pan y magnitude | 13.87 (0.002) | |||
| E(B-V) | 0.034 | |||
* 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.