All names: WISEA J084528.75-121409.6, TIC 289533626, UCAC4 389-046404, WISE J084528.76-121409.7, Gaia DR3 5747322001951403776, GALEX J084528.7-121410, GALEXJ08454-1214, Gaia DR2 5747322001951403776, 2MASS J08452876-1214097, UCAC2 27471161, DENIS J084528.7-121409
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 08 45 28.78 | 08 45 28.76 (0.03) | ||
| Declination | -12 14 10.59 | -12 14 09.76 (0.02) | ||
| Spectral type | He-sdOB | sdOC9.5VIHe39 | ||
| 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] | 0.18 (0.05) | 0.43 (0.04) | |
| Distance | [pc] | 5592.84 (1573) | 2314.81 (198) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -6.069 (0.08) | -5.963 (0.04) | |
| Proper motion (declination) | [mas/yr] | 2.76 (0.05) | 2.618 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.73 (0.9) | |||
| V magnitude | 13.99 (0.08) | |||
| R magnitude | ||||
| I magnitude | 14.19 (0.07) | |||
| J magnitude | 14.70 (0.03) | 14.70 (0.03) | ||
| H magnitude | 14.81 (0.06) | 14.81 (0.06) | ||
| K magnitude | 14.87 (0.1) | 14.87 (0.1) | ||
| u magnitude | ||||
| g magnitude | 13.83 (0.02) | |||
| r magnitude | 14.21 (0.04) | |||
| i magnitude | 14.55 (0.1) | |||
| z magnitude | ||||
| G magnitude | 13.99 (0.0006) | 13.98 (0.003) | ||
| BP magnitude | 13.76 (0.005) | |||
| RP magnitude | 14.26 (0.001) | |||
| Pan g magnitude | 13.82 (0.002) | |||
| Pan r magnitude | 14.24 (0.002) | |||
| Pan i magnitude | 14.60 (0.002) | |||
| Pan z magnitude | 14.87 (0.003) | |||
| Pan y magnitude | 15.07 (0.002) | |||
| E(B-V) | 0.034 | |||
* 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.