All names: GALEX J152513.3+605321, Gaia DR3 1615596448547786496, GALEX J152513.0+605321, UCAC4 755-048488, WISEA J152513.38+605322.3, WISE J152513.39+605322.3, PG1524+611, TIC 202507151, PG 1524+611, BPS BS 16086-0075, Gaia DR2 1615596448547786496, 2MASS J15251339+6053226, SDSS J152513.38+605322.5
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 15 25 13.44 | 15 25 13.39 (0.03) | ||
| Declination | 60 53 23.57 | 60 53 22.56 (0.03) | ||
| Spectral type | sdB+G0V | sdOB | ||
| Effective temperature | [K] | 34380.0 (1000) | ||
| log(g) | [cgs] | 5.77 (0.2) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.57 (0.03) | 1.51 (0.03) | |
| Distance | [pc] | 638.16 (12) | 664.36 (14) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -7.492 (0.06) | -7.771 (0.04) | |
| Proper motion (declination) | [mas/yr] | -22.317 (0.05) | -21.45 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 12.94 (0.1) | |||
| V magnitude | 12.71 (0.06) | |||
| R magnitude | 12.92 (0.1) | |||
| I magnitude | ||||
| J magnitude | 12.28 (0.02) | 12.28 (0.02) | ||
| H magnitude | 12.09 (0.02) | 12.09 (0.02) | ||
| K magnitude | 12.07 (0.03) | 12.07 (0.03) | ||
| u magnitude | 13.88 (0.005) | |||
| g magnitude | 12.95 (0.002) | 12.83 (0.08) | ||
| r magnitude | 12.93 (0.002) | 12.75 (0.08) | ||
| i magnitude | 12.96 (0.003) | 12.73 (0.1) | ||
| z magnitude | 13.48 (0.005) | |||
| G magnitude | 12.69 (0.0004) | 12.67 (0.003) | ||
| BP magnitude | 12.70 (0.003) | |||
| RP magnitude | 12.53 (0.0007) | |||
| Pan g magnitude | 12.74 (0.004) | |||
| Pan r magnitude | 12.83 (0.02) | |||
| Pan i magnitude | 12.85 (0.04) | |||
| Pan z magnitude | 12.97 (0.005) | |||
| Pan y magnitude | 13.00 (0.003) | |||
| E(B-V) | 0.020 | |||
* 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.