All names: Gaia DR2 4500646618315862144, 17433+1434S, WD 1741+146, Gaia DR3 4500646618315862144, USNO-B1.0 1045-00305551, 2MASS J17432300+1434519, J1743+1434, WDJ174322.98+143452.25, LSPM J1743+1434S, PM J17433+1434S, GALEX J174322.8+143454, TIC 43905754, Gaia EDR3 4500646618315862144
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 17 43 22.70 (0.02) | 17 43 22.71 (0.03) | 17 43 22.71 (0.03) | 17 43 22.70 | 17 43 22.98 (0.02) | 17 43 22.71 | 17 43 22.44 | ||||||
| Declination | 14 34 56.93 (0.02) | 14 34 56.79 (0.04) | 14 34 56.79 (0.04) | 14 34 56.93 | 14 34 52.25 (0.02) | 14 34 56.79 | 14 34 48.36 | ||||||
| Spectral type | DC | DC | DC | DC | DC | DC | DC | ||||||
| Effective temperature | [K] | 10224.0 (126) | 10526.0 (46) | 10156.1 (103) | 10440.0 (234) | 10255.0 (64) | |||||||
| log(g) | [cgs] | 7.95 (0.03) | 8.00 (0.007) | 7.94 (0.02) | 8.00 (0) | 7.95 (0.01) | |||||||
| Mass | [M☉] | 0.55 (0.02) | 0.581 (0.006) | 0.58 (0.1) | 0.554 (0.008) | ||||||||
| log(Luminosity) | [L☉] | -2.77 | |||||||||||
| Cooling age | [Gyr] | 0.5700 | |||||||||||
| log(H/He) | -4.8 | ||||||||||||
| log(C/He) | |||||||||||||
| log(Ca/He) | |||||||||||||
| log(Ca/H) | |||||||||||||
| log(N/He) | |||||||||||||
| log(O/He) | |||||||||||||
| log(Na/He) | |||||||||||||
| log(Mg/He) | |||||||||||||
| log(Al/He) | |||||||||||||
| log(Si/He) | |||||||||||||
| log(P/He) | |||||||||||||
| log(S/He) | |||||||||||||
| log(Cl/He) | |||||||||||||
| log(Sc/He) | |||||||||||||
| log(Ti/He) | |||||||||||||
| log(V/He) | |||||||||||||
| log(Cr/He) | |||||||||||||
| log(Mn/He) | |||||||||||||
| log(Fe/He) | |||||||||||||
| log(Co/He) | |||||||||||||
| log(Ni/He) | |||||||||||||
| log(Cu/He) | |||||||||||||
| log(Zn/He) | |||||||||||||
| log(Ga/He) | |||||||||||||
| log(Ge/He) | |||||||||||||
| log(Sr/He) | |||||||||||||
| Parallax | [mas] | 29.13 (0.03) | 29.13 (0.03) | 29.18 (0.05) | 29.18 (0.05) | 29.18 (0.05) | 29.13 | 29.13 (0.03) | 29.18 (0.05) | ||||
| Distance | [pc] | 34.33 (0.03) | 34.33 (0.04) | 34.27 (0.06) | 34.27 (0.06) | 34.27 (0.06) | 35.70 (4) | 34.33 | 34.33 (0.03) | 34.27 (0.06) | |||
| Composition | He | He | He | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -256.6357171 (0.02) | -256.7255034 (0.07) | -256.636 (0.03) | -256.7255034 | ||||||||
| Proper motion (declination) | [mas/yr] | 292.4008883 (0.03) | 292.4191117 (0.08) | 292.401 (0.03) | 292.4191117 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 14.90 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 14.20 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 14.89 (0.03) | 14.89 | 14.89 (0.04) | ||||||||||
| H magnitude | 14.83 (0.03) | 14.83 | 14.83 (0.06) | ||||||||||
| K magnitude | 15.05 (0.03) | 15.05 | 15.05 (0.1) | ||||||||||
| u magnitude | |||||||||||||
| g magnitude | |||||||||||||
| r magnitude | |||||||||||||
| i magnitude | |||||||||||||
| z magnitude | |||||||||||||
| G magnitude | 14.85 (0.001) | 14.87 | 14.87 | 14.85 | 14.85 (0.003) | 14.87 | |||||||
| BP magnitude | 14.87 (0.001) | 14.85 | 14.85 | ||||||||||
| RP magnitude | 14.79 (0.002) | 14.79 | 14.79 | ||||||||||
| Pan g magnitude | 14.86 (0.002) | 14.86 (0.002) | |||||||||||
| Pan r magnitude | 14.97 (0.003) | 14.97 (0.003) | |||||||||||
| Pan i magnitude | 15.13 (0.002) | 15.13 (0.002) | |||||||||||
| Pan z magnitude | 15.29 (0.0005) | 15.29 (0.0005) | |||||||||||
| Pan y magnitude | 15.39 (0.005) | 15.39 (0.006) | |||||||||||
| 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.