Table schema:
CREATE TABLE table_name_23 (date_and_time___utc__ VARCHAR, site VARCHAR, rocket VARCHAR, orbit VARCHAR, function VARCHAR)

Question: What date and time has a sub-orbital of orbit, a function of aeronomy research, and a Nike Orion rocket, as well as a Poker Flat site?
SQL: SELECT date_and_time___utc__ FROM table_name_23 WHERE orbit = "sub-orbital" AND function = "aeronomy research" AND rocket = "nike orion" AND site = "poker flat"