All names: LSPM J0620+0645, PLX 1472.01, GJ 3392, LHS 1838, USNO 508, TIC 167395275, Gaia DR2 3324181683539044224, PSO J095.2009+06.7547, G 105-30, J0620+0645, WD 0618+06, LHS 1839, Gaia DR3 3324181683539044224, USNO-B1.0 0967-00092666, 06207+0645, WD 0618+067, PM J06207+0645, WDJ062047.75+064517.12, G105-30, uvby98 980105030, Gaia EDR3 3324181683539044224, G 106-40, CNS5 1570, 2MASS J06204774+0645171, NLTT 16399
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Blouin et al. 2019 | Gaia DR2 | Stilism | Holberg et al. 2016 | Limoges et al. 2015 | Sion et al. 2014 | Gianninas et al. 2011 | Bergeron et al. 2001 | Bergeron et al. 1997 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 06 20 48.33 (0.05) | 06 20 48.31 (0.07) | 06 20 48.31 (0.07) | 06 20 47.52 | 06 20 48.33 | 06 20 47.75 (0.05) | 06 20 48.31 | 06 20 46.63 | |||||||||||
| Declination | 06 45 16.91 (0.06) | 06 45 16.91 (0.07) | 06 45 16.91 (0.07) | 06 45 14.40 | 06 45 16.91 | 06 45 17.12 (0.06) | 06 45 16.91 | 06 45 17.28 | |||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA8.1 | DA | DA | DA | DA8.5 | DA9 | |||||||
| Effective temperature | [K] | 5796.0 (45) | 5879.0 (5) | 5806.5 (43) | 5810.0 (25) | 5940.0 (120) | 5990.0 (126) | 5940.0 | 5940.0 (209) | 5940.0 (120) | 5940.0 (120) | 5824.0 (30) | |||||||
| log(g) | [cgs] | 8.12 (0.03) | 8.15 (0.003) | 8.13 (0.03) | 8.13 (0.01) | 8.27 (0.1) | 8.52 (0.3) | 7.86 (0.6) | 8.27 (0.1) | 8.27 (0.1) | 8.13 (0.01) | ||||||||
| Mass | [M☉] | 0.663 (0.02) | 0.68 (0.003) | 0.667 (0.009) | 0.76 (0.09) | 0.93 (0.2) | 0.51 (0.3) | 0.76 (0.09) | 0.76 (0.09) | 0.67 (0.009) | |||||||||
| log(Luminosity) | [L☉] | -4.05 | -3.90 (0.09) | -3.90 (0.09) | |||||||||||||||
| Cooling age | [Gyr] | 3.5900 | 3.4270 (0.1) | 4.0300 | 4.2700 (0.9) | 4.5100 (0.9) | |||||||||||||
| 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] | 41.62 (0.08) | 41.62 (0.08) | 41.47 (0.1) | 41.47 (0.1) | 41.47 (0.1) | 41.47 (0.1) | 44.20 (4) | 44.20 (4) | 44.20 (4) | 44.20 (4) | 41.62 | 41.62 (0.08) | 41.47 (0.1) | 44.00 (42) | ||||
| Distance | [pc] | 24.02 (0.04) | 24.03 (0.05) | 24.11 (0.06) | 24.11 (0.06) | 24.11 (0.06) | 24.11 (0.06) | 22.62 (2) | 22.60 (2) | 22.62 | 28.00 | 22.62 (2) | 22.62 (2) | 24.02 | 24.02 (0.04) | 24.11 (0.06) | 22.73 (22) | ||
| Composition | H | H | H | H | H | H | H | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 537.6228831 (0.06) | 537.4353908 (0.1) | 537.623 (0.06) | 537.4353908 | ||||||||||||||
| Proper motion (declination) | [mas/yr] | -13.52267553 (0.05) | -13.63251166 (0.1) | -13.523 (0.05) | -13.63251166 | ||||||||||||||
| Variability | |||||||||||||||||||
| Magnetic | |||||||||||||||||||
| Bd | [MG] | ||||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||||
| Binarity | |||||||||||||||||||
| B magnitude | 16.97 | 16.97 | 15.90 | ||||||||||||||||
| V magnitude | 16.37 | 16.41 | 16.41 | ||||||||||||||||
| R magnitude | 16.05 | 16.05 | 15.80 | ||||||||||||||||
| I magnitude | 15.67 | 15.67 | |||||||||||||||||
| J magnitude | 15.26 (0.004) | 15.38 (0.06) | 15.29 | 15.29 | 15.38 (0.06) | ||||||||||||||
| H magnitude | 14.98 (0.004) | 15.02 (0.07) | 15.05 | 15.05 | 15.02 (0.07) | ||||||||||||||
| K magnitude | 14.91 (0.009) | 14.96 (0.1) | 15.00 | 15.00 | 14.96 (0.1) | ||||||||||||||
| u magnitude | 17.57 (0.01) | 17.58 (0.01) | |||||||||||||||||
| g magnitude | 16.60 (0.0009) | 16.63 (0.005) | |||||||||||||||||
| r magnitude | 16.23 (0.003) | 16.22 (0.004) | |||||||||||||||||
| i magnitude | 16.09 (0.002) | 16.08 (0.004) | |||||||||||||||||
| z magnitude | 16.06 (0.003) | 16.06 (0.007) | |||||||||||||||||
| G magnitude | 16.25 (0.004) | 16.26 | 16.26 | 16.25 | 16.25 (0.003) | 16.26 | |||||||||||||
| BP magnitude | 16.56 (0.004) | 16.57 | 16.57 | ||||||||||||||||
| RP magnitude | 15.75 (0.005) | 15.76 | 15.76 | ||||||||||||||||
| Pan g magnitude | 16.60 (0.001) | 16.60 (0.0009) | 16.60 (0.001) | ||||||||||||||||
| Pan r magnitude | 16.23 (0.002) | 16.23 (0.003) | 16.23 (0.003) | ||||||||||||||||
| Pan i magnitude | 16.09 (0.003) | 16.09 (0.002) | 16.09 (0.002) | ||||||||||||||||
| Pan z magnitude | 16.06 (0.003) | 16.06 (0.003) | 16.06 (0.003) | ||||||||||||||||
| Pan y magnitude | 16.06 (0.002) | 16.06 (0.002) | 16.05 (0.002) | ||||||||||||||||
| E(B-V) | 0.000 | ||||||||||||||||||
* 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.