All names: 2MASS J14255919+2847160, Gaia DR3 1283953333241515520, SDSS J142559.17+284715.2, SDSSJ142559.17+284715.2, Gaia DR2 1283953333241515520, PB 3629, TIC 156692388, LAMOST J142559.17+284715.2, GALEX J142559.1+284715, LAMOST J142559.19+284715.5
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 25 59.17 | 14 25 59.17 (0.03) | ||
| Declination | 28 47 15.20 | 28 47 15.31 (0.04) | ||
| Spectral type | sdOB | sdB | ||
| Effective temperature | [K] | 35647.0 (251) | ||
| log(g) | [cgs] | 5.67 (0.04) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.35 (0.06) | 0.32 (0.05) | |
| Distance | [pc] | 2847.38 (490) | 3174.60 (519) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.42 (0.09) | -0.954 (0.06) | |
| Proper motion (declination) | [mas/yr] | -25.095 (0.1) | -25.168 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.50 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.55 (0.1) | 16.55 (0.1) | ||
| H magnitude | 16.11 (0.2) | 16.11 (0.2) | ||
| K magnitude | 17.14 | |||
| u magnitude | 16.54 (0.007) | 16.54 (0.007) | ||
| g magnitude | 16.63 (0.004) | 16.63 (0.004) | ||
| r magnitude | 16.92 (0.005) | 16.92 (0.005) | ||
| i magnitude | 17.09 (0.005) | 17.09 (0.005) | ||
| z magnitude | 17.25 (0.01) | 17.25 (0.01) | ||
| G magnitude | 16.74 (0.001) | 16.71 (0.003) | ||
| BP magnitude | 16.64 (0.006) | |||
| RP magnitude | 16.72 (0.005) | |||
| Pan g magnitude | 16.68 (0.006) | |||
| Pan r magnitude | 16.91 (0.006) | |||
| Pan i magnitude | 17.08 (0.003) | |||
| Pan z magnitude | 17.21 (0.006) | |||
| Pan y magnitude | 17.28 (0.008) | |||
| 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.