Did scans from

LC1, LC1step, LC2, LC2Step, averaging

0-25V, 0.2V, 0-25V, 0.2V

then observed and put a constraint on ell and azi of 2 deg

second scan 

0-1V, 0.01V, 0-25V, 0.1V

15-25V, 0.1V, 0-25V, 0.1V

third scan

0-0.06V, 0.01V, 0-8V, 0.05V

15-25V, 0.01V, 0-5.2V, 0.01V

15-25V, 0.01V, 5.2-8V, 0.05V

0-0.06V, 0.01V, 0-4.3V, 0.01V

4th scan

0-0.04V, 0.005V, 0.83-1.2V, 0.001V

15-25V, 0.005V, 0.83-1.2V, 0.001V

5th scan

14.99-15.02, 0.001, 0-2V, 0.001V

24-25V, 0.001V, 0.95-0.994V, 0.001V