All names: UCAC4 429-052224, Gaia DR2 3789156870225942656, J1057-0413, 2MASS J10574758-0413298, WDJ105747.61-041330.16, TIC 34988608, 105747.61-041330.16, G 163-28, GEN# +9.80163028, WD 1055-03, GALEX J105747.7-041331, NLTT 25841, WD 1055-039, Gaia DR3 3789156870225942656, G163-28, WISE J105747.80-041331.8, Gaia EDR3 3789156870225942656
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | O'Brien et al. 2022 | Coutu et al. 2019 | Gaia DR2 | Stilism | Sion et al. 1990 | Zeidler-K.T et al. 1986 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 57 47.89 (0.05) | 10 57 47.61 | 10 57 47.88 (0.07) | 10 57 47.89 | 10 57 47.61 (0.05) | 10 57 47.88 | 10 57 46.46 | ||||||||
| Declination | -04 13 32.72 (0.05) | -04 13 30.16 | -04 13 32.64 (0.06) | -04 13 32.72 | -04 13 30.16 (0.05) | -04 13 32.64 | -04 11 27.96 | ||||||||
| Spectral type | DZ | DZ | DZ | DZ | DZ | DZ | DZ | DZ8 | DF-DG | ||||||
| Effective temperature | [K] | 6949.0 (75) | 6534.0 (41) | 6950.0 (60) | 6529.0 (375) | 6500.0 | 6500.0 | 6847.0 (56) | |||||||
| log(g) | [cgs] | 8.22 (0.03) | 8.03 (0.01) | 8.09 (0.03) | 8.05 | 8.00 | 8.14 (0.01) | ||||||||
| Mass | [M☉] | 0.717 (0.02) | 0.594 (0.009) | 0.604 | 0.66 (0.01) | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||||||
| Cooling age | [Gyr] | 2.0200 | 2.0200 | ||||||||||||
| log(H/He) | -4.0 | <-3.3821 | |||||||||||||
| log(C/He) | |||||||||||||||
| log(Ca/He) | -10.3 | -10.2817 (0.02) | -10.7 | ||||||||||||
| log(Ca/H) | |||||||||||||||
| log(N/He) | |||||||||||||||
| log(O/He) | |||||||||||||||
| log(Na/He) | |||||||||||||||
| log(Mg/He) | <-8 | ||||||||||||||
| 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] | 27.51 (0.06) | 27.51 (0.06) | 27.53 (0.09) | 27.51 (0.06) | 27.53 | 27.53 (0.09) | 27.51 | 27.51 (0.06) | 27.53 (0.09) | |||||
| Distance | [pc] | 36.35 (0.08) | 36.35 (0.08) | 36.32 (0.1) | 36.35 (0.08) | 36.33 (0.1) | 36.33 (0.1) | 36.35 | 36.35 (0.08) | 36.33 (0.1) | |||||
| Composition | He | He | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | 257.283387 (0.06) | 257.2248182 (0.1) | 257.283 (0.06) | 257.2248182 | ||||||||||
| Proper motion (declination) | [mas/yr] | -159.919222 (0.06) | -159.9449584 (0.1) | -159.919 (0.06) | -159.9449584 | ||||||||||
| Variability | |||||||||||||||
| Magnetic | |||||||||||||||
| Bd | [MG] | ||||||||||||||
| Infrared excess (disk) | |||||||||||||||
| Binarity | |||||||||||||||
| B magnitude | 16.93 (0.08) | ||||||||||||||
| V magnitude | 16.73 (0.01) | ||||||||||||||
| R magnitude | |||||||||||||||
| I magnitude | |||||||||||||||
| J magnitude | 15.98 (0.05) | 16.12 (0.08) | |||||||||||||
| H magnitude | 15.92 (0.05) | 15.76 (0.1) | |||||||||||||
| K magnitude | 15.84 (0.05) | 15.84 | |||||||||||||
| u magnitude | |||||||||||||||
| g magnitude | 16.65 (0.01) | ||||||||||||||
| r magnitude | 16.62 (0.01) | ||||||||||||||
| i magnitude | |||||||||||||||
| z magnitude | |||||||||||||||
| G magnitude | 16.47 (0.004) | 16.48 | 16.47 | 16.47 (0.003) | 16.48 | ||||||||||
| BP magnitude | 16.64 (0.004) | 16.65 | 16.65 | ||||||||||||
| RP magnitude | 16.18 (0.004) | 16.19 | 16.19 | ||||||||||||
| Pan g magnitude | 16.63 (0.004) | 16.63 (0.004) | |||||||||||||
| Pan r magnitude | 16.49 (0.003) | 16.49 (0.003) | |||||||||||||
| Pan i magnitude | 16.52 (0.001) | 16.52 (0.001) | |||||||||||||
| Pan z magnitude | 16.59 (0.005) | 16.59 (0.005) | |||||||||||||
| Pan y magnitude | 16.64 (0.01) | 16.64 (0.01) | |||||||||||||
| 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.