The recommended dose and schedule of nivolumab in adjuvant melanoma is 240 mg administered as an IV infusion over 60 minutes every two weeks until disease recurrence or unacceptable toxicity, for a maximum of 1 year.
The velocity of a skydiver is largely governed by weight and drag. Obviously both can vary quite a bit. The typical skydiver flying in belly or prone position reaches the terminal velocity of about 110mph to 150mph (typically 130mph) after about 1000ft of freefall.
If a human were to jump from 100 feet about ground level, it would take about 2.5 seconds before they hit the ground. (See the Free Fall Research Page Speed-Time table for details. In that 2.5 seconds, an aircraft traveling at 140 miles per hour would cover about 200 feet.