In Human Resource Planning and succession management, what is a specialized organizational diagram called that maps out key managerial roles alongside potential designated internal successors ready to step into those roles during unexpected vacancies or emergencies?

A Replacement Chart (or Personnel Replacement Chart) is a visual forecasting and succession tool used in human resource planning. It displays key leadership and operational positions within an organization, current incumbents, and potential internal candidates designated to fill these roles immediately or after specific development periods. Key Uses: It helps management prepare for sudden vacancies, unexpected resignations, or emergencies, ensuring business continuity without operational disruption. Information Included: Typically highlights employee performance ratings, promotion readiness levels (e.g., "Ready Now" vs. "Ready in 1–2 Years"), and current role tenure.