Shims were placed on the az-track in regions relatively free of joints. We then tracked celestial sources, doing repeated FIVEPOINTs, as the antenna rolled over the shims. The results are summarized in the tables below :
Date mean az mean el wheel effects upon
yymmdd_hh daz del
" "
950515_18 263.3 62.3 1 0.00 -2.22
268.3 53.3 2 2.53 2.12
16_19 262.2 63.5 3 -2.22 0.74
269.0 49.4 4 0.30 -0.60
17_19 257.9 68.4 4 -0.24 -0.54
266.2 55.0 1 -0.44 -2.29