William Cai

Mage 13MTORUTUTAHWFFM

400 plausible swims · 68 meets · 2001-06-20 → 2026-06-27

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	25.38	AA+0.99s to AAA	2026-03-27	2026 Southwest Age Group Regional
100 Freestyle	SCY	54.57	AA+1.48s to AAA	2026-03-30	2026 Southwest Age Group Regional fast pool
200 Freestyle	SCY	2:00.09	AA+4.00s to AAA	2026-03-28	2026 Southwest Age Group Regional fast pool
500 Freestyle	SCY	5:52.02	BB+10.33s to A	2026-02-14	Skyline Last Chance 2026 venue
50 Backstroke	SCY	28.98	AA+1.09s to AAA	2026-05-21	WFFM May Developmental slow pool
100 Backstroke	SCY	1:07.88	BB+4.09s to A	2026-01-24	WFFM Fish Bowl Classic 2026 venue
50 Breaststroke	SCY	32.83	AA+1.04s to AAA	2026-03-28	2026 Southwest Age Group Regional fast pool
100 Breaststroke	SCY	1:09.01	AA+2.72s to AAA	2026-03-29	2026 Southwest Age Group Regional fast pool
200 Breaststroke	SCY	2:35.77	A+5.48s to AA	2026-03-05	2026 SC UTAGS Championships venue
50 Butterfly	SCY	25.89	AAAA	2026-03-05	2026 SC UTAGS Championships venue
100 Butterfly	SCY	58.51	AA+0.52s to AAA	2026-03-30	2026 Southwest Age Group Regional fast pool
200 Butterfly	SCY	2:28.19	BB+6.50s to A	2026-01-24	WFFM Fish Bowl Classic 2026 venue
100 Individual Medley	SCY	1:02.09		2026-03-07	2026 SC UTAGS Championships venue
200 Individual Medley	SCY	2:18.21	A+2.92s to AA	2026-03-06	2026 SC UTAGS Championships venue
400 Individual Medley	SCY	5:03.42	BB+1.03s to A	2026-02-13	Skyline Last Chance 2026 venue
50 Freestyle	LCM	28.97	AA+0.98s to AAA	2026-06-12	2026 UT CHAT INVITATIONAL venue
100 Freestyle	LCM	1:03.23	AA+1.74s to AAA	2026-06-13	2026 UT CHAT INVITATIONAL venue
200 Freestyle	LCM	2:22.83	A+3.14s to AA	2026-06-11	2026 UT CHAT INVITATIONAL venue
400 Freestyle	LCM	5:27.38	BB+18.89s to A	2026-06-26	WFFM Red White and Black 2026 venue
1500 Freestyle	LCM	18:00.33	AAA+1.14s to AAAA	2025-08-06	2025 Western Zone Age Group LCM Championships
50 Backstroke	LCM	34.98	A+1.09s to AA	2026-04-10	WFFM LC Kickoff 2026 venue
100 Backstroke	LCM	1:16.90	BB+2.01s to A	2026-05-01	2026 UVRays May Invitational venue
200 Backstroke	LCM	2:45.06	BB+2.37s to A	2026-06-26	WFFM Red White and Black 2026 venue
50 Breaststroke	LCM	38.07	A+0.38s to AA	2026-06-27	WFFM Red White and Black 2026 venue
100 Breaststroke	LCM	1:20.27	A+0.38s to AA	2026-06-12	2026 UT CHAT INVITATIONAL venue
200 Breaststroke	LCM	3:00.67	A+5.38s to AA	2026-06-27	WFFM Red White and Black 2026 venue
50 Butterfly	LCM	29.60	AAA+0.31s to AAAA	2026-06-11	2026 UT CHAT INVITATIONAL venue
100 Butterfly	LCM	1:07.79	AA+1.70s to AAA	2026-06-13	2026 UT CHAT INVITATIONAL venue
200 Butterfly	LCM	2:59.63	B+4.14s to BB	2026-06-26	WFFM Red White and Black 2026 venue
200 Individual Medley	LCM	2:38.52	A+2.13s to AA	2026-06-13	2026 UT CHAT INVITATIONAL venue
400 Individual Medley	LCM	5:50.64	BB+2.05s to A	2026-06-27	WFFM Red White and Black 2026 venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.

Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.

Fastest relay legs

Leg	Course	Time	Start	Relay	Date	Meet
50 Freestyle	SCY	25.42	flying	200 Free Relay (leg 2)	2026-03-29	2026 Southwest Age Group Regional
100 Freestyle	SCY	55.39	flying	400 Free Relay (leg 2)	2026-03-30	2026 Southwest Age Group Regional
50 Butterfly	SCY	26.08	flying	200 Medley Relay (leg 3)	2026-03-06	2026 SC UTAGS Championships
50 Freestyle	LCM	35.75	flying	200 Free Relay (leg 2)	2023-07-15	2023 UTAGS Championship
100 Freestyle	LCM	2:49.87	flying	400 Free Relay (leg 4)	2023-07-14	2023 UTAGS Championship
50 Breaststroke	LCM	48.32	flying	200 Medley Relay (leg 2)	2023-07-13	2023 UTAGS Championship

Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.

IMX / IMR

IMX 13-14 · LCM

3319 points (6/6 events)

Event	Time	Points
400 FR LCM	5:27.38	508
200 BK LCM	2:45.06	562
200 BR LCM	3:00.67	596
200 FL LCM	2:59.63	422
200 IM LCM	2:38.52	648
400 IM LCM	5:50.64	583

IMR 13-14 · SCY

3232 points (5/5 events)

Event	Time	Points
200 FR SCY	2:00.09	705
100 BK SCY	1:07.88	489
100 BR SCY	1:09.01	670
100 FL SCY	58.51	738
200 IM SCY	2:18.21	630

Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.

PR splits

100 Freestyle SCY 54.57

26.66

27.91

Front half 26.66s · back half 27.91s

200 Freestyle SCY 2:00.09

27.78

30.37

31.33

30.61

Front half 58.15s · back half 61.94s

500 Freestyle SCY 5:52.02

31.98

35.14

36.84

36.38

36.39

36.68

35.67

35.17

34.42

33.35

Front half 176.73s · back half 175.29s

100 Backstroke SCY 1:07.88

32.95

34.93

Front half 32.95s · back half 34.93s

100 Breaststroke SCY 1:09.01

32.82

36.19

Front half 32.82s · back half 36.19s

200 Breaststroke SCY 2:35.77

34.76

39.12

40.49

41.40

Front half 73.88s · back half 81.89s

100 Butterfly SCY 58.51

28.12

30.39

Front half 28.12s · back half 30.39s

200 Butterfly SCY 2:28.19

32.29

37.34

39.08

39.48

Front half 69.63s · back half 78.56s

100 Individual Medley SCY 1:02.09

28.91

33.18

Front half 28.91s · back half 33.18s

200 Individual Medley SCY 2:18.21

28.94

36.98

39.86

32.43

Front half 65.92s · back half 72.29s

400 Individual Medley SCY 5:03.42

32.34

35.06

40.60

40.35

43.75

44.58

34.51

32.23

Front half 148.35s · back half 155.07s

100 Freestyle LCM 1:03.23

30.23

33.00

Front half 30.23s · back half 33.00s

200 Freestyle LCM 2:22.83

33.93

36.63

35.67

36.60

Front half 70.56s · back half 72.27s

400 Freestyle LCM 5:27.38

36.11

41.80

42.78

42.46

42.04

41.38

40.78

40.03

Front half 163.15s · back half 164.23s

100 Backstroke LCM 1:16.90

37.00

39.90

Front half 37.00s · back half 39.90s

200 Backstroke LCM 2:45.06

38.93

42.16

42.17

41.80

Front half 81.09s · back half 83.97s

100 Breaststroke LCM 1:20.27

38.52

41.75

Front half 38.52s · back half 41.75s

200 Breaststroke LCM 3:00.67

41.20

45.85

46.63

46.99

Front half 87.05s · back half 93.62s

100 Butterfly LCM 1:07.79

31.15

36.64

Front half 31.15s · back half 36.64s

200 Butterfly LCM 2:59.63

34.95

40.74

48.13

55.81

Front half 75.69s · back half 103.94s

200 Individual Medley LCM 2:38.52

31.25

43.41

46.08

37.78

Front half 74.66s · back half 83.86s

400 Individual Medley LCM 5:50.64

34.91

43.22

47.95

44.88

49.79

50.21

41.01

38.67

Front half 170.96s · back half 179.68s

Reaction time

fastest 0.72s average 0.720s slowest 0.72s 1 electronic start

From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.

Progression

Faster times are higher. One card per event, all courses & history.

50 Freestyle SCY 25.38 26 swims

100 Freestyle SCY 54.57 20 swims

200 Freestyle SCY 2:00.09 6 swims

500 Freestyle SCY 5:52.02 2 swims

50 Backstroke SCY 28.98 18 swims

100 Backstroke SCY 1:07.88 7 swims

50 Breaststroke SCY 32.83 19 swims

100 Breaststroke SCY 1:09.01 15 swims

200 Breaststroke SCY 2:35.77 4 swims

50 Butterfly SCY 25.89 22 swims

100 Butterfly SCY 58.51 11 swims

200 Butterfly SCY 2:28.19 2 swims

100 Individual Medley SCY 1:02.09 16 swims

200 Individual Medley SCY 2:18.21 9 swims

400 Individual Medley SCY 5:03.42 1 swim

50 Freestyle LCM 28.97 22 swims

100 Freestyle LCM 1:03.23 24 swims

200 Freestyle LCM 2:22.83 16 swims

400 Freestyle LCM 5:27.38 2 swims

1500 Freestyle LCM 18:00.33 3 swims

50 Backstroke LCM 34.98 14 swims

100 Backstroke LCM 1:16.90 17 swims

200 Backstroke LCM 2:45.06 2 swims

50 Breaststroke LCM 38.07 25 swims

100 Breaststroke LCM 1:20.27 29 swims

200 Breaststroke LCM 3:00.67 5 swims

50 Butterfly LCM 29.60 30 swims

100 Butterfly LCM 1:07.79 10 swims

200 Butterfly LCM 2:59.63 4 swims

200 Individual Medley LCM 2:38.52 12 swims

400 Individual Medley LCM 5:50.64 3 swims