All names: GALEX J141435.3+001235, LAMOST J141435.28+001235.5, UCAC4 452-054141, TIC 446412713, FBS 1412+004, Gaia DR2 3665936629325523712, SDSS J141435.24+001235.1, MGC 57981, 2MASS J14143522+0012355, SDSS J141435.23+001235.1, SDSSJ141435.23+001235.1, Gaia DR3 3665936629325523712
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 14 35.24 | 14 14 35.24 (0.05) | ||
| Declination | 00 12 35.15 | 00 12 35.17 (0.05) | ||
| Spectral type | He-sdO | sdB/sdO | ||
| Effective temperature | [K] | 47410.0 (1296) | ||
| log(g) | [cgs] | 5.45 (0.1) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.08 (0.1) | 0.18 (0.06) | |
| Distance | [pc] | 12150.67 (14055) | 5482.46 (1843) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -2.282 (0.2) | -2.532 (0.07) | |
| Proper motion (declination) | [mas/yr] | -6.154 (0.1) | -6.346 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.79 (0.06) | |||
| V magnitude | 16.02 (0.09) | |||
| R magnitude | 16.32 (0.3) | |||
| I magnitude | ||||
| J magnitude | 16.46 (0.2) | 16.46 (0.2) | ||
| H magnitude | 16.38 | 16.75 (0.03) | ||
| K magnitude | 16.81 | 16.97 (0.07) | ||
| u magnitude | 15.42 (0.005) | 15.42 (0.005) | ||
| g magnitude | 15.73 (0.003) | 15.74 (0.003) | ||
| r magnitude | 16.25 (0.004) | 16.25 (0.004) | ||
| i magnitude | 16.59 (0.005) | 16.60 (0.005) | ||
| z magnitude | 16.91 (0.01) | 16.92 (0.01) | ||
| G magnitude | 16.02 (0.003) | 15.98 (0.003) | ||
| BP magnitude | 15.79 (0.01) | |||
| RP magnitude | 16.29 (0.005) | |||
| Pan g magnitude | 15.81 (0.003) | |||
| Pan r magnitude | 16.25 (0.004) | |||
| Pan i magnitude | 16.61 (0.003) | |||
| Pan z magnitude | 16.90 (0.003) | |||
| Pan y magnitude | 17.05 (0.01) | |||
| E(B-V) | 0.029 | |||
* 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.