What situation is implied by an aircraft's status being marked as H-12?

When an aircraft's status is marked as H-12, it indicates that a handoff has been accepted. In air traffic control, the handoff process is crucial for ensuring the safe transfer of responsibility for an aircraft from one controller to another. Marking the status as H-12 signifies that the transferring controller has successfully communicated the necessary information to the receiving controller, and the latter has acknowledged and accepted that responsibility. This acceptance is vital for maintaining situational awareness and ensuring a smooth transition for the aircraft as it moves through controlled airspace.

Understanding the implications of a handoff being accepted is essential for managing traffic effectively and ensuring safety, as any misunderstandings or lack of recognition during a handoff could lead to operational issues.