All names: WDJ152738.36-450207.40, UCAC4 225-094251, TIC 150808542, Gaia DR2 5999693898016318720, Gaia EDR3 5999693898016318720, WDJ152738.36-450207.41, Gaia DR3 5999693898016318720, 2MASS J15273837-4502073
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|
| Right ascension | 15 27 38.37 (0.03) | 15 27 38.37 | 15 27 38.37 | 15 27 38.36 (0.03) | 15 27 38.37 | ||
| Declination | -45 02 08.12 (0.03) | -45 02 08.10 | -45 02 08.12 | -45 02 07.41 (0.03) | -45 02 08.10 | ||
| Spectral type | DB | D | |||||
| Effective temperature | [K] | 20953.0 (405) | |||||
| log(g) | [cgs] | 8.01 (0.01) | |||||
| Mass | [M☉] | 0.602 (0.01) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 10.54 (0.04) | 10.50 (0.06) | 10.54 | 10.54 (0.04) | 10.50 (0.06) | |
| Distance | [pc] | 94.91 (0.4) | 95.24 (0.5) | 94.91 | 94.91 (0.4) | 95.24 (0.5) | |
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 9.854895267 (0.05) | 9.77324743 (0.1) | 9.855 (0.05) | 9.77324743 | ||
| Proper motion (declination) | [mas/yr] | -44.87401071 (0.04) | -44.89929826 (0.09) | -44.874 (0.04) | -44.89929826 | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 15.47 (0.06) | ||||||
| V magnitude | 15.51 (0.03) | ||||||
| R magnitude | 16.00 (0.2) | ||||||
| I magnitude | |||||||
| J magnitude | 15.73 (0.07) | ||||||
| H magnitude | 15.88 (0.2) | ||||||
| K magnitude | |||||||
| u magnitude | |||||||
| g magnitude | 15.40 (0.03) | ||||||
| r magnitude | 15.82 (0.05) | ||||||
| i magnitude | |||||||
| z magnitude | |||||||
| G magnitude | 15.48 (0.004) | 15.50 | 15.48 | 15.48 (0.003) | 15.50 | ||
| BP magnitude | 15.38 (0.004) | 15.32 | 15.32 | ||||
| RP magnitude | 15.63 (0.002) | 15.63 | 15.63 | ||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.008 | ||||||
* 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.