All names: TIC 236719918, WISE J142927.76+192136.6, UCAC4 547-053262, SDSS J142927.76+192136.6, HIDDEN NAME PG 1427+195, GALEX J142927.7+192134, PG1427+195, UCAC2 38622756, LAMOST J142927.76+192134.9, Gaia DR2 1239364769480858496, WISEA J142927.75+192136.6, Gaia DR3 1239364769480858496, PG 1427+196, 2MASS J14292775+1921366
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 29 27.77 | 14 29 27.76 (0.03) | ||
| Declination | 19 21 36.91 | 19 21 36.63 (0.03) | ||
| Spectral type | He-sdO | sdOC | ||
| Effective temperature | [K] | 55749.0 (421) | ||
| log(g) | [cgs] | 5.76 (0.04) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.71 (0.07) | 0.71 (0.04) | |
| Distance | [pc] | 1400.17 (132) | 1416.03 (82) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -3.003 (0.1) | -2.831 (0.04) | |
| Proper motion (declination) | [mas/yr] | -4.855 (0.1) | -5.267 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.89 (0.01) | |||
| V magnitude | 14.12 (0.01) | |||
| R magnitude | 14.49 (0.09) | |||
| I magnitude | ||||
| J magnitude | 14.88 (0.04) | 14.88 (0.04) | ||
| H magnitude | 15.18 (0.08) | 15.18 (0.08) | ||
| K magnitude | 15.32 (0.2) | 15.32 (0.2) | ||
| u magnitude | 13.38 (0.004) | |||
| g magnitude | 13.92 (0.01) | |||
| r magnitude | 14.32 (0.003) | 14.36 (0) | ||
| i magnitude | 14.69 (0.004) | 14.71 (0.02) | ||
| z magnitude | 15.04 (0.005) | |||
| G magnitude | 14.08 (0.001) | 14.07 (0.003) | ||
| BP magnitude | 13.83 (0.02) | |||
| RP magnitude | 14.38 (0.003) | |||
| Pan g magnitude | 13.92 (0.002) | |||
| Pan r magnitude | 14.36 (0.002) | |||
| Pan i magnitude | 14.71 (0.008) | |||
| Pan z magnitude | 15.00 (0.004) | |||
| Pan y magnitude | 15.20 (0.006) | |||
| E(B-V) | 0.025 | |||
* 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.