What is the longest contact between LEO-1 and the ground station?

What is the longest contact between LEO-1 and the ground station?
. When dose it occur?
. What is the maximum elevation (Ground  Sat Elevation) LEO-1 is seen at by the ground station?
. What is the associated (Ground  Sat) Azimuth?
. What is the largest positive Sun Elevation listed in the data?
. On what rev did this occur?
. Does the Ground  Sat Range = the Sat  Ground Range for all entries?
. How many total minutes does LEO-1 see the sun?