A23 targets are shot at 50 yards with open sights. Twenty shots are fired for score in one 20 minute relay.
USBR targets are shot at 50 yards. USBR rules apply. They may be viewed here. Target is 14x16 and shown below.
Scheutzen targets are shot at 100 and 200 yards with separate classes for open or scoped rifles. Twenty scoring shots are fired at 2 targets. You may shoot all 20 in one 20 minute relay or 10 shots in one 20 minute relay and the other 10 in the following relay. You will have a sighter target that you may fire an unlimited number of shots at during your 20 minute relay.