All names: SDSS J111528.66+520827.9, SDSS J111528.67+520827.9, Gaia DR2 839277948700702720, SBSS 1112+524, Gaia EDR3 839277948700702720, GALEX J111528.6+520828, Gaia DR3 839277948700702720, LAMOST J111528.66+520828.1
| Parameter | Unit | Gaia EDR3 | Stilism | Guo et al. 2015 | Vincent et al. 2024 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 11 15 28.61 (0.04) | 11 15 28.61 | 11 15 28.67 (0.04) | |||
| Declination | 52 08 27.99 (0.07) | 52 08 27.99 | 52 08 27.86 (0.07) | |||
| Spectral type | DA | DA | DA | |||
| Effective temperature | [K] | 15358.0 (321) | ||||
| log(g) | [cgs] | 7.92 (0.03) | ||||
| Mass | [M☉] | 0.567 (0.02) | ||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 5.31 (0.09) | 5.31 | 5.31 (0.09) | ||
| Distance | [pc] | 188.22 (3) | 188.23 | 188.22 (3) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -39.144 (0.07) | -39.144 (0.07) | |||
| Proper motion (declination) | [mas/yr] | 8.325 (0.09) | 8.325 (0.09) | |||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 18.50 | |||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | ||||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | 17.67 (0.01) | |||||
| g magnitude | 17.38 (0.005) | |||||
| r magnitude | 17.69 (0.006) | |||||
| i magnitude | 17.92 (0.008) | |||||
| z magnitude | 18.15 (0.02) | |||||
| G magnitude | 17.54 (0.003) | 17.54 | 17.54 (0.003) | |||
| BP magnitude | 17.50 (0.008) | |||||
| RP magnitude | 17.64 (0.01) | |||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.016 | |||||
* 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.