All names: GALEX J141922.5+294649, Gaia DR3 1284970278417991680, SDSS J141922.55+294650.2, PB 3580, SDSS J141922.55+294650.1, Ton 761, PB3580, LAMOST J141922.54+294650.5, LAMOST J141922.55+294650.1, CSO 1043, Gaia DR2 1284970278417991680
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 19 22.48 | 14 19 22.56 (0.05) | ||
| Declination | 29 46 52.79 | 29 46 50.26 (0.05) | ||
| Spectral type | sdOB | sdOB | ||
| Effective temperature | [K] | 34961.0 (907) | ||
| log(g) | [cgs] | 5.74 (0.1) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.21 (0.09) | 0.22 (0.08) | |
| Distance | [pc] | 4814.64 (2105) | 4464.29 (1515) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -4.93 (0.2) | -4.984 (0.09) | |
| Proper motion (declination) | [mas/yr] | -12.857 (0.2) | -12.725 (0.08) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 16.93 (0.007) | 16.93 (0.007) | ||
| g magnitude | 17.18 (0.005) | 17.18 (0.005) | ||
| r magnitude | 17.58 (0.005) | 17.58 (0.005) | ||
| i magnitude | 17.80 (0.007) | 17.80 (0.007) | ||
| z magnitude | 18.03 (0.02) | 18.03 (0.02) | ||
| G magnitude | 17.40 (0.002) | 17.38 (0.003) | ||
| BP magnitude | 17.23 (0.009) | |||
| RP magnitude | 17.48 (0.01) | |||
| Pan g magnitude | 17.28 (0.004) | |||
| Pan r magnitude | 17.60 (0.005) | |||
| Pan i magnitude | 17.84 (0.003) | |||
| Pan z magnitude | 18.00 (0.006) | |||
| Pan y magnitude | 18.09 (0.02) | |||
| E(B-V) | 0.018 | |||
* 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.