All names: UCAC4 684-065255, Gaia DR2 2130430570550718464, LAMOST J191000.20+464024.4, 2MASS J19100018+4640244, EQ J1910.0+4640, Gaia DR3 2130430570550718464, KIC 9822180, TIC 158487776, PSO J287.5007+46.6734, KeplerJ19100+4640, GALEX J191000.2+464025
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 19 10 00.30 | 19 10 00.18 (0.01) | ||
| Declination | 46 40 25.00 | 46 40 24.50 (0.02) | ||
| Spectral type | sdO+F/G | sdO+F5V | ||
| 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] | 0.50 (0.03) | 0.50 (0.02) | |
| Distance | [pc] | 2018.98 (103) | 2008.03 (71) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 5.013 (0.04) | 5.079 (0.02) | |
| Proper motion (declination) | [mas/yr] | -3.375 (0.05) | -3.467 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | 14.73 (0.1) | |||
| I magnitude | ||||
| J magnitude | 13.93 (0.02) | 13.93 (0.02) | ||
| H magnitude | 13.80 (0.04) | 13.80 (0.04) | ||
| K magnitude | 13.73 (0.04) | 13.73 (0.04) | ||
| u magnitude | ||||
| g magnitude | 14.58 (0.005) | |||
| r magnitude | 14.57 (0.003) | |||
| i magnitude | 14.62 (0.002) | |||
| z magnitude | 14.67 (0.004) | |||
| G magnitude | 14.48 (0.0004) | 14.47 (0.003) | ||
| BP magnitude | 14.54 (0.004) | |||
| RP magnitude | 14.27 (0.001) | |||
| Pan g magnitude | 14.58 (0.005) | |||
| Pan r magnitude | 14.57 (0.003) | |||
| Pan i magnitude | 14.62 (0.002) | |||
| Pan z magnitude | 14.68 (0.004) | |||
| Pan y magnitude | 14.69 (0.004) | |||
| E(B-V) | 0.033 | |||
* 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.