All names: ** SLN 98B, SDSS J231941.44+342609.3, Gaia DR2 1911420631820773248, Gaia DR3 1911420636119326976, WDS J23197+3426B, USNO-B1.0 1244-00524270
| Parameter | Unit | Stilism | Vincent et al. 2024 | Simbad |
|---|---|---|---|---|
| Right ascension | 23 19 41.42 | 23 19 41.48 (0.06) | ||
| Declination | 34 26 09.25 | 34 26 09.64 (0.07) | ||
| Spectral type | DA | DA | ||
| Effective temperature | [K] | 13066.0 (286) | ||
| log(g) | [cgs] | 7.97 (0.02) | ||
| Mass | [M☉] | 0.593 (0.02) | ||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 6.08 | 6.08 (0.09) | |
| Distance | [pc] | 164.55 | 164.55 (2) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -46.082 (0.09) | ||
| Proper motion (declination) | [mas/yr] | -24.445 (0.09) | ||
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.60 | |||
| V magnitude | ||||
| R magnitude | 16.10 | |||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 17.91 (0.01) | |||
| g magnitude | 17.57 (0.005) | |||
| r magnitude | 17.78 (0.006) | |||
| i magnitude | 17.99 (0.008) | |||
| z magnitude | 18.23 (0.03) | |||
| G magnitude | 17.64 | 17.64 (0.003) | ||
| BP magnitude | ||||
| RP magnitude | ||||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.024 | |||
* 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.