All names: PM J13420-3915, Gaia DR2 6165095738576250624, PM 13391-3400, WISEA J134200.89-341507.3, PM J13420-3415, CNS5 3387, 2MASS J13420283-3415190, TIC 425580168, USNO-B1.0 0557-00303180, Gaia EDR3 6165095738576250624, WDJ134202.88-341519.45, WD 1339-340, Gaia DR3 6165095738576250624
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | Gaia DR2 | Subasavage et al. 2017 | Stilism | Holberg et al. 2016 | Sion et al. 2014 | Giammichele et al. 2012 | Subasavage et al. 2007 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 41 59.91 (0.06) | 13 42 00.00 (0.09) | 13 42 02.88 | 13 46 01.92 | 13 42 02.88 | 13 41 59.91 | 13 42 02.88 (0.06) | 13 42 00.00 | 13 42 03.02 | |||||
| Declination | -34 15 01.09 (0.05) | -34 15 01.67 (0.07) | -34 15 01.04 | 57 00 32.40 | -34 15 19.40 | -34 15 01.09 | -34 15 19.44 (0.05) | -34 15 01.67 | -34 15 19.44 | |||||
| Spectral type | DA | DA | DA | DA9.5 | DA | DA9.5 | DC: | DA9.5 | DA9.4 | |||||
| Effective temperature | [K] | 5163.0 (44) | 5230.0 (70) | 5258.0 (166) | 5361.0 | 5258.0 (166) | 5361.0 (138) | 5208.0 (23) | ||||||
| log(g) | [cgs] | 7.96 (0.03) | 7.99 (0.04) | 8.00 (0) | (0) | 7.99 (0.01) | ||||||||
| Mass | [M☉] | 0.558 (0.02) | 0.58 (0.04) | 0.58 (0) | 0.58 (0) | 0.573 (0.009) | ||||||||
| log(Luminosity) | [L☉] | -3.96 (0.04) | -3.96 | |||||||||||
| Cooling age | [Gyr] | 4.4100 (0.7) | 4.3600 | 4.3500 | ||||||||||
| 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] | 48.11 (0.06) | 48.11 (0.06) | 48.22 (0.1) | 47.62 (0.9) | 48.11 | 48.12 (0.06) | 48.22 (0.1) | ||||||
| Distance | [pc] | 20.78 (0.03) | 20.79 (0.03) | 20.74 (0.05) | 21.00 (0.4) | 21.03 (0.5) | 21.20 | 21.00 (1) | 21.20 | 20.78 | 20.78 (0.03) | 20.74 (0.05) | ||
| Composition | H | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -2301.288007 (0.08) | -2301.733846 (0.2) | -2301.288 (0.08) | -2301.733846 | |||||||||
| Proper motion (declination) | [mas/yr] | 1146.887204 (0.07) | 1147.251365 (0.2) | 1146.887 (0.07) | 1147.251365 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 17.27 | |||||||||||||
| V magnitude | 16.45 | 16.43 | 16.43 | 17.00 | ||||||||||
| R magnitude | 16.00 | 16.00 | 16.00 | |||||||||||
| I magnitude | 15.56 | 15.56 | 15.56 | |||||||||||
| J magnitude | 15.00 (0.04) | 15.00 | 15.00 (0.04) | 15.00 (0.04) | ||||||||||
| H magnitude | 14.75 (0.06) | 14.75 | 14.75 (0.06) | 14.75 (0.06) | ||||||||||
| K magnitude | 14.65 (0.1) | 14.65 | 14.65 (0.1) | 14.65 (0.1) | ||||||||||
| u magnitude | ||||||||||||||
| g magnitude | ||||||||||||||
| r magnitude | ||||||||||||||
| i magnitude | ||||||||||||||
| z magnitude | ||||||||||||||
| G magnitude | 16.24 (0.009) | 16.25 | 16.24 | 16.24 (0.003) | 16.25 | |||||||||
| BP magnitude | 16.67 (0.009) | 16.69 | 16.69 | |||||||||||
| RP magnitude | 15.64 (0.004) | 15.64 | 15.64 | |||||||||||
| 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.