All names: SDSS J104346.93+402555.3, 2MASS J10434695+4025553, Gaia DR2 779374356194543360, WIRED J104346.92+402555.2, [HHD2009] SDSS J1043+4025, Gaia DR3 779374356194543360, SDSS J104346.90+402554.9, PB 542, LAMOST J104346.92+402555.2, SDSS J104346.92+402555.2, Gaia EDR3 779374356194543360, TIC 17303167, WD 1040+406, SDSS J104346.93+402555.2
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Tremblay et al. 2011 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 43 46.87 (0.2) | 10 43 46.93 | 10 43 46.87 (0.2) | 10 43 46.92 | 10 43 46.95 (0.2) | 10 43 46.93 | 10 43 46.75 | 10 43 46.93 | |||||
| Declination | 40 25 54.71 (0.2) | 40 25 55.28 | 40 25 54.73 (0.3) | 40 25 55.20 | 40 25 55.39 (0.2) | 40 25 55.28 | 40 25 50.88 | 40 25 55.28 | |||||
| Spectral type | DA+M | DA | DA+M | DA+M | DA dM | DA+M | DA | ||||||
| Effective temperature | [K] | 15964.0 (289) | 16820.0 (280) | 9728.0 (36) | 9640.0 (46) | ||||||||
| log(g) | [cgs] | 7.81 (0.07) | 7.95 (0.05) | 7.90 (0.04) | 7.76 (0.08) | ||||||||
| Mass | [M☉] | 0.51 (0.03) | 0.59 (0.03) | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.1288 | |||||||||||
| 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] | 4.31 (0.3) | 5.25 (0.3) | 4.31 (0.3) | |||||||||
| Distance | [pc] | 232.12 (14) | 190.45 (11) | 487.00 (89) | 232.12 (14) | ||||||||
| Composition | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -55.50567694 (0.2) | -55.29255083 (0.4) | -55.506 (0.2) | -53.5 | ||||||||
| Proper motion (declination) | [mas/yr] | -42.6304328 (0.2) | -42.99357812 (0.5) | -42.63 (0.2) | -43.7 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||||
| B magnitude | 17.00 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 15.36 (0.05) | ||||||||||||
| H magnitude | 14.99 (0.08) | ||||||||||||
| K magnitude | 14.73 (0.1) | ||||||||||||
| u magnitude | 18.08 (0.01) | 18.10 | 18.09 (0.01) | 18.09 (0.02) | 18.10 | 18.09 (0.02) | |||||||
| g magnitude | 17.76 (0.006) | 17.78 | 17.79 (0.006) | 17.78 (0.02) | 17.78 | 17.80 (0.02) | |||||||
| r magnitude | 17.82 (0.006) | 17.82 | 17.82 (0.006) | 17.82 (0.03) | 17.82 | 17.83 (0.02) | |||||||
| i magnitude | 17.31 (0.006) | 17.30 | 17.30 (0.006) | 17.30 (0.02) | 17.30 | 17.31 (0.02) | |||||||
| z magnitude | 16.73 (0.009) | 16.71 | 16.73 (0.009) | 16.71 (0.02) | 16.71 | 16.73 (0.02) | |||||||
| G magnitude | 17.56 (0.01) | 17.53 | 17.56 (0.005) | ||||||||||
| BP magnitude | 17.84 (0.01) | 17.82 | |||||||||||
| RP magnitude | 16.85 (0.006) | 16.85 | |||||||||||
| Pan g magnitude | 17.78 (0.006) | ||||||||||||
| Pan r magnitude | 17.83 (0.003) | ||||||||||||
| Pan i magnitude | 17.31 (0.004) | ||||||||||||
| Pan z magnitude | 16.85 (0.004) | ||||||||||||
| Pan y magnitude | 16.57 (0.009) | ||||||||||||
| E(B-V) | 0.014 | ||||||||||||
* 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.