All names: WISE J140709.71-062640.8, CNS5 3489, WDJ140709.63-062641.95, UCAC4 418-058963, Gaia EDR3 3643555726544985088, Gaia DR3 3643555726544985088, 2MASS J14070962-0626420, GALEX J140709.6-062640, LEP1407-0626, J1407-0626, WDJ14079.63-062641.94, TIC 19953909, Gaia DR2 3643555726544985088, WISEA J140709.70-062640.9, DENIS J140709.6-062641
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | Subasavage et al. 2022 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 07 09.76 (0.03) | 14 07 09.76 | 14 07 09.76 | 14 07 09.63 (0.03) | 14 07 09.76 | ||||||||
| Declination | -06 26 40.82 (0.03) | -06 26 40.86 | -06 26 40.82 | -06 26 41.95 (0.03) | -06 26 40.86 | ||||||||
| Spectral type | DA | DA | DA | DA | DA | ||||||||
| Effective temperature | [K] | 8344.0 (81) | 8531.0 (37) | 8510.0 (212) | 8389.0 | 8114.0 | 8184.0 (46) | ||||||
| log(g) | [cgs] | 8.17 (0.02) | 8.23 (0.006) | 8.23 (0.04) | 8.19 | 8.10 | 8.14 (0.009) | ||||||
| Mass | [M☉] | 0.702 (0.01) | 0.738 (0.006) | 0.742 (0.03) | 0.714 | 0.639 | 0.681 (0.008) | ||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 1.3300 | 1.2700 | 1.2240 | |||||||||
| 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] | 40.66 (0.03) | 40.66 (0.03) | 40.64 (0.04) | 40.64 (0.04) | 40.64 (0.04) | 40.66 | 40.66 (0.03) | 40.64 (0.04) | ||||
| Distance | [pc] | 24.59 (0.02) | 24.59 (0.02) | 24.61 (0.02) | 24.61 (0.03) | 24.61 (0.02) | 24.59 | 24.59 (0.02) | 24.61 (0.02) | ||||
| Composition | H | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 121.9240777 (0.03) | 121.9421959 (0.06) | 121.924 (0.03) | 121.9421959 | ||||||||
| Proper motion (declination) | [mas/yr] | 70.4152598 (0.03) | 70.26759358 (0.05) | 70.415 (0.03) | 70.26759358 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 15.30 | 15.21 (0.04) | |||||||||||
| V magnitude | 15.07 | 14.93 (0.05) | |||||||||||
| R magnitude | 14.94 | 15.27 (0.1) | |||||||||||
| I magnitude | 14.80 | 14.89 (0.03) | |||||||||||
| J magnitude | 14.71 (0.04) | 14.71 | 14.71 (0.04) | ||||||||||
| H magnitude | 14.55 (0.05) | 14.55 | 14.55 (0.05) | ||||||||||
| K magnitude | 14.62 (0.08) | 14.62 | 14.62 (0.08) | ||||||||||
| u magnitude | |||||||||||||
| g magnitude | 14.99 (0.04) | ||||||||||||
| r magnitude | 14.96 (0.05) | ||||||||||||
| i magnitude | 14.97 (0.1) | ||||||||||||
| z magnitude | |||||||||||||
| G magnitude | 15.00 (0.002) | 15.02 | 15.00 | 15.00 (0.003) | 15.02 | ||||||||
| BP magnitude | 15.12 (0.002) | 15.11 | 15.11 | ||||||||||
| RP magnitude | 14.79 (0.003) | 14.80 | 14.80 | ||||||||||
| Pan g magnitude | 15.10 (0.004) | 15.10 (0.004) | |||||||||||
| Pan r magnitude | 15.07 (0.003) | 15.07 (0.004) | |||||||||||
| Pan i magnitude | 15.13 (0.002) | 15.13 (0.002) | |||||||||||
| Pan z magnitude | 15.23 (0.002) | 15.23 (0.002) | |||||||||||
| Pan y magnitude | 15.30 (0.005) | 15.30 (0.005) | |||||||||||
| 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.