Final answer:
The references provided do not contain the necessary information to answer the question about the specific mileage requirement for delegation of reporting senior authority for officers.
Step-by-step explanation:
The question pertains to the delegation of reporting senior authority for officers within shore commands of the military. This specific query is related to when such delegation can occur without prior authorization from NAVPERSCOM (PERS-311), particularly concerning the distance components are located from the headquarters. The provided references don't include specific regulations or protocols for such delegations. Therefore, to accurately answer this question, one would need to refer to current Navy personnel management instructions or similar administrative guidelines, which are not included in the provided references.