All names: L 219-48, uvby98 600216274, GCRV 27418, Gaia DR2 4922382445088509312, Gaia EDR3 4922382445088509312, WD 0047-524, 2MASS J00500367-5208155, EC 00478-5224, BPM 16274, Gaia DR3 4922382445088509312, GSC 08037-00364, WDJ005003.65-520815.52, TIC 369642765, GALEX J005003.6-520814, GEN# +6.00216274, WG 2, WD 0047-52
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Koester et al. 2014 | Gianninas et al. 2011 | Koester et al. 2009 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 50 03.89 (0.02) | 00 50 03.88 (0.03) | 00 50 03.89 | 00 50 03.65 (0.02) | 00 50 03.88 | 00 50 03.46 | |||||
| Declination | -52 08 15.02 (0.02) | -52 08 15.04 (0.03) | -52 08 15.02 | -52 08 15.52 (0.02) | -52 08 15.04 | -52 08 40.20 | |||||
| Spectral type | DA | DA | DA2.7 | DA2 | |||||||
| Effective temperature | [K] | 18831.0 (256) | 19020.0 (314) | 18811.0 (17) | 18253.0 (130) | ||||||
| log(g) | [cgs] | 7.89 (0.09) | 7.97 (0.05) | 7.73 (0.003) | 7.83 (0.006) | ||||||
| Mass | [M☉] | 0.561 (0.05) | 0.6 (0.03) | 0.528 (0.005) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| log(C/H) | |||||||||||
| log(N/H) | |||||||||||
| log(O/H) | |||||||||||
| log(Na/H) | |||||||||||
| log(Mg/H) | |||||||||||
| log(Al/H) | |||||||||||
| log(Si/H) | <-8.40 | ||||||||||
| log(P/H) | |||||||||||
| log(S/H) | |||||||||||
| log(Sc/H) | |||||||||||
| log(Ti/H) | |||||||||||
| log(Cr/H) | |||||||||||
| log(Mn/H) | |||||||||||
| log(Fe/H) | |||||||||||
| log(Ni/H) | |||||||||||
| Parallax | [mas] | 19.67 (0.02) | 19.61 (0.04) | 19.67 | 19.67 (0.02) | 19.61 (0.04) | |||||
| Distance | [pc] | 50.84 (0.06) | 50.98 (0.1) | 48.00 | 50.84 | 50.84 (0.06) | 50.98 (0.1) | ||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 138.472349 (0.02) | 138.5909954 (0.05) | 138.472 (0.02) | 138.5909954 | ||||||
| Proper motion (declination) | [mas/yr] | 30.72828711 (0.02) | 30.69110553 (0.06) | 30.728 (0.02) | 30.69110553 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 14.16 | ||||||||||
| V magnitude | 14.23 (0.05) | 14.20 | 14.21 | ||||||||
| R magnitude | 14.31 | ||||||||||
| I magnitude | 14.43 | ||||||||||
| J magnitude | 14.69 (0.03) | ||||||||||
| H magnitude | 14.78 (0.05) | ||||||||||
| K magnitude | 14.60 (0.09) | ||||||||||
| u magnitude | |||||||||||
| g magnitude | |||||||||||
| r magnitude | |||||||||||
| i magnitude | |||||||||||
| z magnitude | |||||||||||
| G magnitude | 14.23 (0.001) | 14.25 | 14.23 | 14.23 (0.003) | 14.25 | ||||||
| BP magnitude | 14.15 (0.001) | 14.13 | 14.13 | ||||||||
| RP magnitude | 14.40 (0.0009) | 14.40 | 14.40 | ||||||||
| 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.