All names: WDJ005200.53-470709.43, V* CO Phe, JL 216, 2MASS J00520055-4707092, WD 0049-473, Gaia DR2 4981271566317702656, EC 00497-4723, USNO-A2.0 0375-00268109, GALEX J005200.4-470709, Gaia EDR3 4981271566317702656, Gaia DR3 4981271566317702656, TIC 101916028
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Stobie et al. 1997 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 52 00.41 (0.03) | 00 52 00.41 (0.04) | 00 52 00.41 | 00 52 00.53 (0.03) | 00 52 00.41 | 00 51 59.86 | |||
| Declination | -47 07 10.58 (0.03) | -47 07 10.55 (0.04) | -47 07 10.58 | -47 07 09.43 (0.03) | -47 07 10.55 | -47 07 05.88 | |||
| Spectral type | DA | DA | DAV | ||||||
| Effective temperature | [K] | 10857.0 (79) | |||||||
| log(g) | [cgs] | 8.00 (0.01) | |||||||
| Mass | [M☉] | 0.6 (0.008) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 12.11 (0.05) | 12.15 (0.06) | 12.11 | 12.11 (0.05) | 12.15 (0.06) | |||
| Distance | [pc] | 82.58 (0.3) | 82.30 (0.4) | 82.58 | 82.58 (0.3) | 82.30 (0.4) | |||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -75.14077187 (0.03) | -75.20744962 (0.07) | -75.141 (0.03) | -75.20744962 | ||||
| Proper motion (declination) | [mas/yr] | -72.0451834 (0.04) | -72.06901442 (0.08) | -72.045 (0.04) | -72.06901442 | ||||
| Variability | VAR | VAR | |||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 16.10 (0.3) | ||||||||
| V magnitude | 16.50 | ||||||||
| R magnitude | 16.50 (0.3) | ||||||||
| I magnitude | |||||||||
| J magnitude | 16.66 (0.1) | ||||||||
| H magnitude | 16.29 (0.2) | ||||||||
| K magnitude | |||||||||
| u magnitude | |||||||||
| g magnitude | |||||||||
| r magnitude | |||||||||
| i magnitude | |||||||||
| z magnitude | |||||||||
| G magnitude | 16.50 (0.004) | 16.51 | 16.50 | 16.50 (0.003) | 16.51 | ||||
| BP magnitude | 16.52 (0.004) | 16.52 | 16.52 | ||||||
| RP magnitude | 16.47 (0.005) | 16.48 | 16.48 | ||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.001 | ||||||||
| Period #1 | [s] | 500.0 | |||||||
| Amplitude #1 | [mma] | 7 | |||||||
| Period #2 | [s] | 722.0 | |||||||
| Amplitude #2 | [mma] | 23.0 | |||||||
| Period #3 | [s] | 867.0 | |||||||
| Amplitude #3 | [mma] | 17.0 | |||||||
| Period #4 | [s] | 1083.0 | |||||||
| Amplitude #4 | [mma] | 12 | |||||||
| Period #5 | [s] | 1182.0 | |||||||
| Amplitude #5 | [mma] | 9.0 | |||||||
* 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.