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Robert Jefferson

Age: 11 years old
Age Category: 11-12
Team: Mission Aurora Colorado Swimmi | Colorado Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Mission Aurora Colorado Swimmi Colorado Swimming Western Zone USA
Free 50 Y 28.90 11 03/13/2026 BB A: 28.09 (+0.81s | 2.8%) 4 82 788 1,000+
Free 100 Y 1:07.31 11 12/12/2025 B BB: 1:06.39 (+0.92s | 1.4%) 4 118 1,000+ 1,000+
50 Free
30.86
30.86
50 Free
30.86
100 Free
36.45
1:07.31
50 Free
36.45
Free 200 Y 2:30.49 11 01/23/2026 B BB: 2:24.89 (+5.60s | 3.7%) 4 115 985 1,000+
50 Free
31.70
31.70
100 Free
37.36
1:09.06
100 Free
1:09.06
150 Free
41.31
1:50.37
200 Free
40.12
2:30.49
100 Free
1:21.43
Free 500 Y 6:39.91 11 12/12/2025 B BB: 6:29.99 (+9.92s | 2.5%) 3 76 694 1,000+
50 Free
3:53.28
3:53.28
50 Free
3:53.28
100 Free
41.45
4:34.73
50 Free
41.45
150 Free
41.98
5:16.71
50 Free
41.98
250 Free
1:23.20
6:39.91
50 Free
1:23.20
Back 50 Y 36.04 11 03/13/2026 B BB: 35.59 (+0.45s | 1.2%) 4 129 981 1,000+
Back 100 Y 1:16.44 11 01/09/2026 B BB: 1:15.69 (+0.75s | 1.0%) 4 101 819 1,000+
50 Back
36.60
36.60
100 Back
39.84
1:16.44
100 Back
1:16.44
Breast 50 Y 40.53 11 01/09/2026 B BB: 40.09 (+0.44s | 1.1%) 4 102 900 1,000+
Breast 100 Y 1:27.55 11 12/12/2025 B BB: 1:25.49 (+2.06s | 2.4%) 2 75 822 1,000+
50 Breast
40.91
40.91
100 Breast
46.64
1:27.55
100 Breast
1:27.55
Breast 200 Y 3:00.93 11 03/13/2026 BB A: 2:48.39 (+12.54s | 6.9%) 2 41 319 1,000+
50 Breast
41.27
41.27
100 Breast
47.17
1:28.44
100 Breast
1:28.44
150 Breast
46.79
2:15.23
200 Breast
45.70
3:00.93
100 Breast
1:32.49
Fly 50 Y 33.60 11 01/23/2026 BB A: 31.19 (+2.41s | 7.2%) 1 74 723 1,000+
Fly 100 Y 1:13.38 11 03/13/2026 BB A: 1:09.29 (+4.09s | 5.6%) 3 46 485 1,000+
50 Fly
34.58
34.58
100 Fly
38.80
1:13.38
100 Fly
1:13.38
IM 100 Y 1:16.06 11 01/09/2026 B BB: 1:15.89 (+0.17s | 0.2%) 4 77 774 1,000+
50 IM
35.00
35.00
100 IM
41.05
1:16.05
100 IM
1:16.05
IM 200 Y 2:47.19 11 01/09/2026 B BB: 2:45.79 (+1.40s | 0.8%) 4 81 821 1,000+
50 Fly
35.93
35.93
100 Back
43.05
1:18.98
100 IM
1:18.98
150 Breast
50.32
2:09.30
200 Free
37.89
2:47.19
100 IM
1:28.21

Long course distance

Event Time Age Date Standard Next Standard Mission Aurora Colorado Swimmi Colorado Swimming Western Zone USA
Free 50 M 38.87 10 04/25/2025 B: 37.39 (+1.48s | 3.8%) 6 148 1,000+ 1,000+
Free 100 M 1:24.31 10 07/25/2025 B: 1:22.09 (+2.22s | 2.6%) 5 101 969 1,000+
50 Free
38.47
38.47
100 Free
45.84
1:24.31
100 Free
1:24.31
Free 200 M 2:55.94 10 07/25/2025 B BB: 2:46.39 (+9.55s | 5.4%) 4 64 622 1,000+
50 Free
38.65
38.65
100 Free
44.72
1:23.37
100 Free
1:23.37
150 Free
46.06
2:09.43
200 Free
46.51
2:55.94
100 Free
1:32.57
Back 50 M 40.10 10 07/25/2025 BB A: 37.69 (+2.41s | 6.0%) 2 38 394 787
Back 100 M 1:32.61 10 07/25/2025 B BB: 1:29.59 (+3.02s | 3.3%) 4 79 637 1,000+
50 Back
43.48
43.48
100 Back
49.13
1:32.61
100 Back
1:32.61
Breast 50 M 46.72 10 06/27/2025 B BB: 45.89 (+0.83s | 1.8%) 2 50 453 862
Fly 50 M 42.22 10 05/16/2025 B: 41.99 (+0.23s | 0.5%) 3 73 673 1,000+
IM 200 M 3:37.10 10 04/25/2025 B: 3:24.39 (+12.71s | 5.9%) 5 100 802 1,000+
50 Fly
47.62
47.62
100 Back
56.68
1:44.30
100 IM
1:44.30
150 Breast
1:03.81
2:48.11
200 Free
48.99
3:37.10
100 IM
1:52.80

Above are the fastest times that Robert Jefferson has achieved in his swimming career. For each event, you can find Robert's best time, the corresponding time standard, as well as how much faster Robert needs to be to reach the next level. The last columns provide Robert rankings at the team and LSC levels. These rankings are based on the Robert's personal best, his current age category, and team; and are calculated from all the meets results.

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.