Free Access
Table 2
Stellar birth function parameters that best fit the measured 
distributions of nearby early K- and G-type stars with −0.2 ≤ [Fe/H] ≤ 0.2 and parallaxes greater than 20 mas from the thick disc and the thin disc of the Milky Way.
| Nstars | t1 | N1 | τ1 | N2 | t2 | τ2 | σHK | δHK |  |
|
|---|---|---|---|---|---|---|---|---|---|---|
| (Gyr, fixed) | (Gyr) | (Gyr) | (Gyr) | (10−6) | (10−6) | |||||
| Thick disc | 97 | 11.3 | 107 | 4.7 | 0 | 2.5 | 3.8 | 0.70 | ||
| Thin disc | 272 | 8.5 | 226 | 3.5 | 118 | 2.3 | 2.8 | 2.5 | 3.25 | 0.88 |
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.