All names: Gaia DR2 1644174130142213632, WISE J151326.09+645406.8, TIC 202466623, 2MASS J15132611+6454067, Gaia DR3 1644174130143195776, Gaia DR2 1644174130143195776, GALEX J151325.7+645407, GALEXJ15134+6454, UCAC4 775-033230, GALEX J151325.6+645406
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 15 13 25.63 | 15 13 26.12 (0.02) | ||
| Declination | 64 54 06.57 | 64 54 06.76 (0.02) | ||
| Spectral type | sdB+G0V | sdB+G0V | ||
| Effective temperature | [K] | 34310.0 (1680) | ||
| log(g) | [cgs] | 6.17 (0.4) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.88 (0.02) | ||
| Distance | [pc] | 1132.12 (23) | ||
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -18.27 (0.03) | ||
| Proper motion (declination) | [mas/yr] | 5.104 (0.02) | ||
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.91 (0.05) | |||
| V magnitude | 13.80 (0.1) | |||
| R magnitude | 14.02 (0.1) | |||
| I magnitude | ||||
| J magnitude | 13.37 (0.03) | 13.37 (0.03) | ||
| H magnitude | 13.18 (0.03) | 13.18 (0.03) | ||
| K magnitude | 13.15 (0.04) | 13.15 (0.04) | ||
| u magnitude | 13.93 (0.003) | |||
| g magnitude | 13.86 (0.003) | 13.80 (0.06) | ||
| r magnitude | 13.91 (0.003) | 13.84 (0.1) | ||
| i magnitude | 13.98 (0.003) | 13.91 (0.1) | ||
| z magnitude | 14.06 (0.004) | |||
| G magnitude | 19.70 (0.02) | 13.79 (0.003) | ||
| BP magnitude | ||||
| RP magnitude | ||||
| Pan g magnitude | ||||
| Pan r magnitude | 21.07 (0.3) | |||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.019 | |||
* 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.