All names: PLX 4636.01, GEN# +6.10060225, Gaia DR2 4301217508526085760, LSPM J1944+0853, L 1140-73, UBV M 42698, LAWD 76, 2MASS J19441844+0853508, GD 225, LP 513-11, WISEA J194418.38+085348.8, UBV 16784, USNO-B1.0 0988-00502778, NLTT 48179, Gaia DR3 4301217508526085760, TIC 68919784, CSI+08-19420, LTT 15760
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 19 44 18.45 (0.01) | ||
| Declination | 08 53 50.88 (0.01) | ||
| Spectral type | DA3 | ||
| Effective temperature | [K] | ||
| log(g) | [cgs] | ||
| Mass | [M☉] | ||
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 2.89 (0.02) | |
| Distance | [pc] | 345.63 (2) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -99.279 (0.01) | |
| Proper motion (declination) | [mas/yr] | -187.371 (0.01) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 14.20 | ||
| V magnitude | |||
| R magnitude | 14.10 | ||
| I magnitude | |||
| J magnitude | 12.32 (0.02) | ||
| H magnitude | 11.96 (0.02) | ||
| K magnitude | 11.92 (0.03) | ||
| u magnitude | |||
| g magnitude | |||
| r magnitude | |||
| i magnitude | |||
| z magnitude | |||
| G magnitude | 13.58 (0.003) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.100 | ||
* 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.