key observation point
основний спостережний пункт
основний спостережний пункт
observation point / observation post (OP)
key point air raid warning center
forward artillery observation point
ballistic impact point (BIP) / ground (predicted) impact point (PIP)
target approach point; initial point (IP)
triangulation point (trig point)
objective rally point / objective rallying point
near-side rally point / near side rally point