All names: EC09523-1627, EC 09523-1627, Gaia DR3 5684316515345569920, TIC 348886305, Gaia DR2 5684316515345569920, GALEX J095445.8-164128, 2MASS J09544580-1641293
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 09 54 45.82 | 09 54 45.81 (0.04) | ||
| Declination | -16 41 29.51 | -16 41 29.36 (0.03) | ||
| Spectral type | sdO | sdO | ||
| Effective temperature | [K] | |||
| log(g) | [cgs] | |||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.45 (0.07) | 0.50 (0.05) | |
| Distance | [pc] | 2216.80 (357) | 1988.86 (186) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.415 (0.1) | -1.491 (0.05) | |
| Proper motion (declination) | [mas/yr] | -1.493 (0.1) | -1.624 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.20 | |||
| V magnitude | 14.46 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.21 (0.05) | 15.21 (0.05) | ||
| H magnitude | 15.37 (0.1) | 15.37 (0.1) | ||
| K magnitude | 15.11 | |||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 14.51 (0.001) | 14.50 (0.003) | ||
| BP magnitude | 14.31 (0.01) | |||
| RP magnitude | 14.82 (0.002) | |||
| Pan g magnitude | 14.32 (0.006) | |||
| Pan r magnitude | 14.78 (0.0006) | |||
| Pan i magnitude | 15.15 (0.002) | |||
| Pan z magnitude | 15.43 (0.004) | |||
| Pan y magnitude | 15.64 (0.003) | |||
| E(B-V) | 0.035 | |||
* 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.