All names: WDJ045405.87-342505.71, EC 04522-3429, 2MASS J04540587-3425063, HE 0452-3429, Gaia DR3 4873109308958466432, TIC 1335183, WD 0452-344, UCAC4 278-005766, Gaia EDR3 4873109308958466432, USNO-B1.0 0555-00045501, Gaia DR2 4873109308958466432
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Koester et al. 2009 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 04 54 05.87 (0.03) | 04 54 05.87 (0.04) | 04 54 05.87 | 04 54 05.87 (0.03) | 04 54 05.87 | 04 54 05.83 | |||
| Declination | -34 25 05.55 (0.03) | -34 25 05.56 (0.05) | -34 25 05.55 | -34 25 05.71 (0.03) | -34 25 05.56 | -34 24 59.76 | |||
| Spectral type | DA | DA | DA | ||||||
| Effective temperature | [K] | 14825.0 (47) | 13242.0 (136) | ||||||
| log(g) | [cgs] | 7.81 (0.008) | 8.15 (0.008) | ||||||
| Mass | [M☉] | 0.698 (0.007) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 13.33 (0.03) | 13.26 (0.06) | 13.33 | 13.33 (0.03) | 13.26 (0.06) | |||
| Distance | [pc] | 75.02 (0.2) | 75.44 (0.3) | 75.02 | 75.02 (0.2) | 75.44 (0.3) | |||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -3.325880997 (0.03) | -3.516215844 (0.09) | -3.326 (0.03) | -3.516215844 | ||||
| Proper motion (declination) | [mas/yr] | 9.846682912 (0.04) | 9.877032557 (0.1) | 9.847 (0.04) | 9.877032557 | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 16.49 | 16.31 (0.04) | |||||||
| V magnitude | 16.02 (0.02) | ||||||||
| R magnitude | 16.60 | ||||||||
| I magnitude | |||||||||
| J magnitude | 16.14 (0.08) | ||||||||
| H magnitude | 16.40 (0.2) | ||||||||
| K magnitude | |||||||||
| u magnitude | |||||||||
| g magnitude | |||||||||
| r magnitude | |||||||||
| i magnitude | |||||||||
| z magnitude | |||||||||
| G magnitude | 16.13 (0.002) | 16.15 | 16.13 | 16.13 (0.003) | 16.15 | ||||
| BP magnitude | 16.14 (0.002) | 16.13 | 16.13 | ||||||
| RP magnitude | 16.18 (0.003) | 16.17 | 16.17 | ||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.001 | ||||||||
* 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.