April 24, 1961; 200 miles SW of San Francisco, California (35' 50' N., 125' 40 W.). 3:34 a.m. Witnesses: aircraft commander Capt. X.X. Xxxxx and navigator lst Lt. X.X. Xxxx, on USAF RC-l2lD patrol plane. One reddish-white, round object or light, similar to satellite. Observed for 8 minutes.