All Tables

Table 1: Basic information on the VLBA observations: Col. 1: source name (B1950); Col. 2: Observed frequency; Col. 3: Date of observations; Col. 4: missing antenna; Cols. 5 and 6: shortest and longest projected baselines; Cols. 7-9: beam major and minor axis and PA of the full resolution images; Col. 10: 1 $\sigma$ rms noise level on the full resolution image plane.
Table 2: Source ages. Column 1: the source name; Col. 2: the redshift; Col. 3: the total linear size; Col. 4: the equipartition magnetic field, computed assuming the source parameters from Orienti et al. (2004); Col. 5: the radiative age, computed using Eq. (1) and the lowest break frequency as described in Sect. 4.2; Col. 6: the projected linear size, in pc, between the region considered to derive radiative age and the location of the corresponding hot-spot; Col. 7: the projected distance, in pc, between the core component and the faintest hot-spot; Col. 8: the mean advance speed of the faintest hot-spot; Col. 9: the source age; Col. 10: the projected distance between the core and the brightest hot-spot; Col. 11: the mean advance speed of the brightest hot-spot.
Table 3: The hot-spot pressure. Column 1: the source name; Col. 2: the source component; Col. 4: VLBA flux density at 8.4 GHz; Cols. 5, 6: deconvolved angular size of the major and minor axis of the source component; Col. 7: the minimum pressure, computed assuming the minimum energy condition, and an indicative redshift of 0.35.