Ancestor Feerate
Transactions● Common
The effective feerate of a transaction including all its unconfirmed ancestors. Miners consider ancestor feerate when selecting transactions since parents must be included for children to be valid.
Technical Notes
Ancestor feerate = (sum of fees) / (sum of vsizes) for tx + all unconfirmed ancestors. CPFP works because high-fee child raises ancestor feerate. Mining selection based on ancestor feerate, not individual feerate.
Metadata
Visibility: Public
Created:1/3/2026by System