All names: CNS5 871, J0325-0149, G77-50, G 77-50, EGGR 566, Gaia DR2 3261591090771914240, LHS 1547, WD 0322-01, GJ 3223, WISEA J032511.20-014924.0, Gaia DR3 3261591090771914240, WD 0322-019, NLTT 10871, Gaia EDR3 3261591090771914240, TIC 279198715, PSO J051.2967-01.8236, WDJ032511.05-014915.05, uvby98 980077050, 2MASS J03251103-0149139
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | Blouin et al. 2019 | Gaia DR2 | Subasavage et al. 2017 | Stilism | Holberg et al. 2016 | Ferrario et al. 2015 | Sion et al. 2014 | Giammichele et al. 2012 | Zuckerman et al. 2011 | Farihi et al. 2011 | Holberg et al. 2008 | Farihi et al. 2008 | Koester et al. 2005 | Zuckerman et al. 2003 | Bergeron et al. 1997 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 25 11.30 (0.05) | 03 25 11.29 (0.09) | 03 25 11.05 | 03 25 11.04 | 03 25 11.30 | 03 25 11.05 (0.05) | 03 25 11.29 | 03 25 11.02 | ||||||||||||||||
| Declination | -01 49 28.95 (0.04) | -01 49 28.52 (0.06) | -01 49 01.01 | -01 49 12.00 | -01 49 28.95 | -01 49 15.05 (0.04) | -01 49 28.52 | -01 48 41.04 | ||||||||||||||||
| Spectral type | DAZH | DAZH | DAZH | DAZH | DAZ | DAZ | DAZ9.9 | DAZ | DAZ | DAZ | DAZ | DZA | DAZ | DZ | DA: | DZA9 | DZ9 | |||||||
| Effective temperature | [K] | 5165.0 (36) | 5185.0 (17) | 5280.0 (25) | 5300.0 (70) | 5195.0 (87) | 5310.0 (100) | 5195.0 | 5195.0 (87) | 5310.0 | 5310.0 (100) | 5220.0 | 5200.0 | 5204.0 | 5220.0 (110) | 5263.0 (24) | ||||||||
| log(g) | [cgs] | 8.05 (0.03) | 8.04 (0.007) | 8.12 (0.02) | 8.12 (0.04) | 8.08 (0.08) | 8.08 (0.08) | 8.05 | 8.05 (0.01) | 8.00 | 8.00 | 7.50 (0) | 8.10 (0.01) | |||||||||||
| Mass | [M☉] | 0.611 (0.02) | 0.592 (0.006) | 0.659 (0.01) | 0.66 (0.03) | 0.63 (0.05) | 0.6 (0.01) | 0.63 (0.05) | 0.6 (0.01) | 0.33 | 0.646 (0.01) | |||||||||||||
| log(Luminosity) | [L☉] | -4.01 (0.04) | -4.02 | -3.72 | ||||||||||||||||||||
| Cooling age | [Gyr] | 5.5700 | 5.6310 (0.2) | 5.5200 (0.5) | 5.2400 | 5.6000 | 8.6000 (1) | 1.9300 | ||||||||||||||||
| log(H/He) | ||||||||||||||||||||||||
| log(C/He) | ||||||||||||||||||||||||
| log(Ca/He) | -11.4 | |||||||||||||||||||||||
| log(Ca/H) | -9.55 | -9.8 | -9.8 | -11.36 | -11.361 | |||||||||||||||||||
| log(C/H) | ||||||||||||||||||||||||
| log(N/H) | ||||||||||||||||||||||||
| log(O/H) | ||||||||||||||||||||||||
| log(Na/H) | -9.1 | |||||||||||||||||||||||
| log(Mg/H) | -8.3 | |||||||||||||||||||||||
| log(Al/H) | -9.2 | |||||||||||||||||||||||
| log(Si/H) | ||||||||||||||||||||||||
| log(P/H) | ||||||||||||||||||||||||
| log(S/H) | ||||||||||||||||||||||||
| log(Sc/H) | ||||||||||||||||||||||||
| log(Ti/H) | ||||||||||||||||||||||||
| log(Cr/H) | -9.9 | |||||||||||||||||||||||
| log(Mn/H) | -10.3 | |||||||||||||||||||||||
| log(Fe/H) | -8.7 | |||||||||||||||||||||||
| log(Ni/H) | ||||||||||||||||||||||||
| Parallax | [mas] | 59.07 (0.06) | 59.07 (0.06) | 59.12 (0.1) | 59.12 (0.1) | 59.12 (0.1) | 57.73 (0.3) | 59.50 (3) | 59.50 (3) | 58.02 (0.4) | 59.50 (3) | 59.07 | 59.07 (0.06) | 59.12 (0.1) | 59.40 | |||||||||
| Distance | [pc] | 16.93 (0.02) | 16.93 (0.02) | 16.91 (0.03) | 16.91 (0.03) | 16.91 (0.03) | 17.32 (0.1) | 16.81 (0.9) | 16.80 | 16.80 (0.9) | 17.24 (0.1) | 16.81 | 16.93 | 16.93 (0.02) | 16.91 (0.03) | 16.84 | ||||||||
| Composition | H | H | H | H | H | H | H | He | He | H | ||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 235.8629628 (0.06) | 236.022911 (0.1) | 235.863 (0.06) | 236.022911 | |||||||||||||||||||
| Proper motion (declination) | [mas/yr] | -868.8995028 (0.06) | -868.8847727 (0.1) | -868.9 (0.06) | -868.8847727 | |||||||||||||||||||
| Variability | ||||||||||||||||||||||||
| Magnetic | yes | yes | ||||||||||||||||||||||
| Bd | [MG] | 0.12 * | 0.12 * | |||||||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||||||||
| Binarity | DDu | DDu | DDu | DDu | DDU | |||||||||||||||||||
| B magnitude | 16.94 | 16.94 | 16.94 | 16.80 | ||||||||||||||||||||
| V magnitude | 16.13 | 16.22 | 16.12 | 16.12 | 16.12 | 16.22 | ||||||||||||||||||
| R magnitude | 15.66 | 15.66 | ||||||||||||||||||||||
| I magnitude | 15.27 | 15.24 | 15.24 | |||||||||||||||||||||
| J magnitude | 14.63 (0.03) | 14.76 (0.04) | 14.76 (0.04) | 14.63 | 14.63 | 14.76 (0.04) | ||||||||||||||||||
| H magnitude | 14.37 (0.03) | 14.44 (0.05) | 14.44 (0.05) | 14.37 | 14.37 | 14.44 (0.05) | ||||||||||||||||||
| K magnitude | 14.28 (0.03) | 14.38 (0.08) | 14.38 (0.08) | 14.28 | 14.28 | 14.38 (0.08) | ||||||||||||||||||
| u magnitude | ||||||||||||||||||||||||
| g magnitude | 16.40 (0.008) | |||||||||||||||||||||||
| r magnitude | 15.87 (0.004) | |||||||||||||||||||||||
| i magnitude | 15.66 (0.0001) | |||||||||||||||||||||||
| z magnitude | 15.59 (0.004) | |||||||||||||||||||||||
| G magnitude | 15.91 (0.004) | 15.92 | 15.91 | 15.91 (0.003) | 15.92 | |||||||||||||||||||
| BP magnitude | 16.33 (0.004) | 16.35 | 16.35 | |||||||||||||||||||||
| RP magnitude | 15.30 (0.006) | 15.32 | 15.32 | |||||||||||||||||||||
| Pan g magnitude | 16.40 (0.009) | 16.40 (0.008) | 16.40 (0.008) | |||||||||||||||||||||
| Pan r magnitude | 15.87 (0.004) | 15.87 (0.004) | 15.87 (0.004) | |||||||||||||||||||||
| Pan i magnitude | 15.66 (6e-05) | 15.66 (3e-05) | 15.66 (0) | |||||||||||||||||||||
| Pan z magnitude | 15.59 (0.004) | 15.59 (0.004) | 15.59 (0.004) | |||||||||||||||||||||
| Pan y magnitude | 15.59 (0.002) | 15.59 (0.002) | 15.59 (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.