All names: TIC 124602475, USNO-B1.0 0580-00349098, 2MASS J13181275-3155179, GALEX J131812.6-315518, Gaia EDR3 6181301646614894976, EC 13154-3139, WDJ131812.74-315517.96, LEP1318-3155, UCAC4 291-071354, Gaia DR2 6181301646614894976, Gaia DR3 6181301646614894976
| Parameter | Unit | Gaia EDR3 | Subasavage et al. 2022 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 18 12.50 (0.05) | 13 18 12.51 | 13 18 12.50 | 13 18 12.74 (0.05) | 13 18 12.51 | |||
| Declination | -31 55 18.76 (0.04) | -31 55 18.74 | -31 55 18.76 | -31 55 17.96 (0.04) | -31 55 18.74 | |||
| Spectral type | DA | DA | DA | |||||
| Effective temperature | [K] | 7632.0 (229) | 7680.0 (56) | |||||
| log(g) | [cgs] | 7.19 (0.06) | 7.19 (0.01) | |||||
| Mass | [M☉] | 0.247 (0.02) | 0.247 (0.006) | |||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| log(C/H) | ||||||||
| log(N/H) | ||||||||
| log(O/H) | ||||||||
| log(Na/H) | ||||||||
| log(Mg/H) | ||||||||
| log(Al/H) | ||||||||
| log(Si/H) | ||||||||
| log(P/H) | ||||||||
| log(S/H) | ||||||||
| log(Sc/H) | ||||||||
| log(Ti/H) | ||||||||
| log(Cr/H) | ||||||||
| log(Mn/H) | ||||||||
| log(Fe/H) | ||||||||
| log(Ni/H) | ||||||||
| Parallax | [mas] | 13.92 (0.06) | 14.08 (0.1) | 14.08 (0.1) | 13.92 | 13.92 (0.06) | 14.08 (0.1) | |
| Distance | [pc] | 71.82 (0.3) | 71.03 (0.6) | 71.03 (0.6) | 71.82 | 71.82 (0.3) | 71.03 (0.6) | |
| Composition | H | |||||||
| Proper motion (right ascension) | [mas/yr] | -191.5515945 (0.05) | -191.3487891 (0.1) | -191.552 (0.05) | -191.3487891 | |||
| Proper motion (declination) | [mas/yr] | -50.29179218 (0.04) | -50.25376835 (0.1) | -50.292 (0.04) | -50.25376835 | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 16.66 | 16.75 (0.08) | ||||||
| V magnitude | 16.37 | 16.34 (0.1) | ||||||
| R magnitude | 16.20 | |||||||
| I magnitude | 15.96 | |||||||
| J magnitude | 15.77 | 15.77 (0.06) | ||||||
| H magnitude | 15.64 | 15.64 (0.1) | ||||||
| K magnitude | 15.94 | |||||||
| u magnitude | ||||||||
| g magnitude | 16.47 (0.05) | |||||||
| r magnitude | 16.34 (0.02) | |||||||
| i magnitude | 16.09 (0.01) | |||||||
| z magnitude | ||||||||
| G magnitude | 16.30 (0.007) | 16.32 | 16.30 | 16.30 (0.003) | 16.32 | |||
| BP magnitude | 16.46 (0.007) | 16.47 | 16.47 | |||||
| RP magnitude | 16.03 (0.004) | 16.04 | 16.04 | |||||
| Pan g magnitude | ||||||||
| Pan r magnitude | ||||||||
| Pan i magnitude | ||||||||
| Pan z magnitude | ||||||||
| Pan y magnitude | ||||||||
| E(B-V) | 0.004 | |||||||
* 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.