7 lines (6 with data), 252 Bytes

f099a 0 128 0 12:00:00 22/12/1987
# Start time=12:00
# First beat=12:00:00.593
# <age-range>: 50-54, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.523,  <RR-high-limit(sec)>: 1.414
# Note: recording with a timing signal, flutter-compensated