All names: Gaia DR3 400211958948711552, 2MASS J01192887+4901093, GALEX J011928.9+490109, UCAC2 47945364, GALEXJ01194+4901, GALEX J011928.8+490109, Gaia DR2 400211958948711552, UCAC4 696-008909, LAMOST J011928.87+490109.3, TIC 240995848
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 19 28.87 | 01 19 28.88 (0.02) | ||
| Declination | 49 01 09.44 | 49 01 09.39 (0.02) | ||
| Spectral type | He-sdOB | sdOHe | ||
| Effective temperature | [K] | 43720.0 (510) | ||
| log(g) | [cgs] | 5.86 (0.2) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.28 (0.08) | 1.24 (0.03) | |
| Distance | [pc] | 784.01 (50) | 806.52 (21) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 3.319 (0.09) | 3.195 (0.03) | |
| Proper motion (declination) | [mas/yr] | -5.159 (0.09) | -5.493 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.27 (0.06) | |||
| V magnitude | 13.43 (0.03) | |||
| R magnitude | 13.56 (0.08) | |||
| I magnitude | ||||
| J magnitude | 13.80 (0.03) | 13.80 (0.03) | ||
| H magnitude | 14.06 (0.04) | 14.06 (0.04) | ||
| K magnitude | 14.09 (0.06) | 14.09 (0.06) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 13.37 (0.0005) | 13.35 (0.003) | ||
| BP magnitude | 13.21 (0.006) | |||
| RP magnitude | 13.55 (0.002) | |||
| Pan g magnitude | 12.93 | |||
| Pan r magnitude | 13.41 | |||
| Pan i magnitude | 13.88 (0.007) | |||
| Pan z magnitude | 14.13 (0.004) | |||
| Pan y magnitude | 14.31 (0.005) | |||
| E(B-V) | 0.107 | |||
* 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.