All names: TIC 129815209, DENIS J033904.3-404659, Gaia DR2 4849221800369242368, Gaia DR3 4849221800369242368, WDJ03394.41-404659.42, Gaia EDR3 4849221800369242368, WISE J033904.48-404658.1, LEP0339-4046, WDJ033904.41-404659.42, 2MASS J03390440-4046593, UCAC4 247-003613, WISEA J033904.49-404658.0
| Parameter | Unit | Gaia EDR3 | Subasavage et al. 2022 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 39 04.54 (0.02) | 03 39 04.54 | 03 39 04.54 | 03 39 04.41 (0.02) | 03 39 04.54 | |||
| Declination | -40 46 57.28 (0.03) | -40 46 57.34 | -40 46 57.28 | -40 46 59.42 (0.03) | -40 46 57.34 | |||
| Spectral type | DA | DA | DA | |||||
| Effective temperature | [K] | 7910.0 (214) | 8130.0 (35) | |||||
| log(g) | [cgs] | 6.99 (0.05) | 7.06 (0.008) | |||||
| Mass | [M☉] | 0.201 (0.02) | 0.219 (0.003) | |||||
| 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) | ||||||||
| 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] | 14.80 (0.03) | 14.79 (0.04) | 14.79 (0.04) | 14.80 | 14.80 (0.03) | 14.79 (0.04) | |
| Distance | [pc] | 67.57 (0.1) | 67.62 (0.2) | 67.62 (0.2) | 67.57 | 67.57 (0.1) | 67.62 (0.2) | |
| Composition | H | |||||||
| Proper motion (right ascension) | [mas/yr] | 97.94327154 (0.03) | 97.99950529 (0.07) | 97.943 (0.03) | 97.99950529 | |||
| Proper motion (declination) | [mas/yr] | 134.176595 (0.03) | 134.1344836 (0.08) | 134.177 (0.03) | 134.1344836 | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 16.10 | 16.18 (0.09) | ||||||
| V magnitude | 15.85 | 15.81 (0.07) | ||||||
| R magnitude | 15.70 | 15.94 (0.1) | ||||||
| I magnitude | 15.45 | 15.51 (0.08) | ||||||
| J magnitude | 15.32 | 15.32 (0.05) | ||||||
| H magnitude | 15.24 | 15.24 (0.09) | ||||||
| K magnitude | 15.23 | 15.23 (0.1) | ||||||
| u magnitude | ||||||||
| g magnitude | 15.95 (0.03) | |||||||
| r magnitude | 15.81 (0.07) | |||||||
| i magnitude | 15.67 (0.1) | |||||||
| z magnitude | ||||||||
| G magnitude | 15.77 (0.002) | 15.79 | 15.77 | 15.77 (0.003) | 15.79 | |||
| BP magnitude | 15.90 (0.002) | 15.89 | 15.89 | |||||
| RP magnitude | 15.54 (0.002) | 15.55 | 15.55 | |||||
| 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.