Natan Bloom placed second in the Middlesex under-17 1,500m Indoor Championships at Lee Valley, recording a personal best of 4:40.38. Hasmonean pupil Bloom, 14, also reduced his 800m best to 2:20.17 in Watford.
Jamie Cohen, of Harrow AC, raised his high jump best to 1.55m at the Brunel Open Jumps Festival, a week before his 14th birthday.
Nick Davis, 19, finished second in the 400m ‘A’ race at the Watford Open Graded Meeting in 52.31. At the same meeting, his father, and previous family record holder, Greg Davis climbed to 12th in the UK V60 400m rankings with a time of 74.41.
George Grant, 14, raised his pole vault best to 3.25m in placing second at the Middlesex under-17 Indoor Championships.
Jessica Hurley, 13, was runner-up in the Hertfordshire under-15 800m Indoor Championships in 2:32.51. She improved her time to 2:28.22 at the Lee Valley Open Meeting, where her sister, Rebecca Hurley, 14, recorded 29.48 for 200m.
Nathaniel Lane, 36, finished third in the Teifi 10-mile race at Lampeter, recording 54:51.
Roger Bruck earned valuable points for his Southern Counties team at the Inter Area Masters match at Lee Valley.
Bruck, 73, won the V70 high jump, placed second in the long jump and ran the 200m leg in the victorious Medley Relay team.