Swimmer profile

Robert Jefferson

Male11-12Mission Aurora Colorado SwimmingCO · WESTERN

SeasonUSA Swimming season runs Sept – Aug
Event
2024–25
2025–26
50 Free LCM
38.87
32.72
▲ 6.15
100 Free LCM
1:24.31
1:09.60
▲ 14.71
200 Free LCM
2:55.94
2:32.51
▲ 23.43
400 Free LCM
5:17.32
50 Back LCM
40.10
39.19
▲ 0.91
100 Back LCM
1:32.61
1:32.33
▲ 0.28
50 Breast LCM
46.72
44.18
▲ 2.54
100 Breast LCM
1:34.28
200 Breast LCM
3:36.56
50 Fly LCM
42.22
35.15
▲ 7.07
100 Fly LCM
1:25.16
200 IM LCM
3:37.10
3:00.45
▲ 36.65
400 IM LCM
6:40.80
Improvement<0.5s0.5–2s2–5s5s+Slower

📊 All Attempts by Event

Chronological history of every recorded swim. Click an event to expand its attempt list.

50 Free LCM32.72PB
100 Free LCM1:09.60PB
200 Free LCM2:32.51PB
400 Free LCM5:17.32PB
50 Back LCM39.19PB
100 Back LCM1:32.33PB
50 Breast LCM44.18PB
100 Breast LCM1:34.28PB
200 Breast LCM3:36.56PB
50 Fly LCM35.15PB
100 Fly LCM1:25.16PB
200 IM LCM3:00.45PB
400 IM LCM6:40.80PB