7 lines (6 with data), 254 Bytes

f171a 0 128 0 10:18:00 19/05/1988
# Start time=10:18
# First beat=10:18:00.210
# <age-range>: 65-69, <sex>: Female, <medication>: None
# <RR-low-limit(sec)>: 0.453,  <RR-high-limit(sec)>: 0.906
# Note: recording with a timing signal, flutter-compensated