How old were they?

Tim Harkness

1B · Born December 23, 1937

Age in each season

1. 1961 (Dodgers): 23 years, 99 days to 23 years, 282 days
2. 1962 (Dodgers): 24 years, 99 days to 24 years, 282 days
3. 1963 (Mets): 25 years, 99 days to 25 years, 282 days
4. 1964 (Mets): 26 years, 100 days to 26 years, 283 days