Alex Chen

Mage 15SIRSD

117 plausible swims · 25 meets · 2024-01-20 → 2026-06-21

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	25.18	BB+0.49s to A	2025-12-20	2025 SI Winter Age Group Championships venue
100 Freestyle	SCY	53.61	A+1.62s to AA	2025-09-20	2025 SI PS Freestyle Festival Sat venue
200 Freestyle	SCY	1:54.28	A+0.69s to AA	2024-12-21	2024 SI Winter Age Group Championships venue
500 Freestyle	SCY	5:24.34	BB+1.75s to A	2025-09-20	2025 SI PS Freestyle Festival Sat venue
50 Backstroke	SCY	30.39	B+0.10s to BB	2024-03-10	2024 SI 14U AGE GRP CHAMPIONSHIPS venue
100 Backstroke	SCY	57.89	A+0.80s to AA	2025-12-20	2025 SI Winter Age Group Championships venue
200 Backstroke	SCY	2:06.25	A+1.56s to AA	2025-10-25	2025 SI JBST ALL AGES A/BB MEET venue
50 Breaststroke	SCY	35.62	B+0.83s to BB	2024-03-10	2024 SI 14U AGE GRP CHAMPIONSHIPS venue
100 Breaststroke	SCY	1:13.32	B+0.33s to BB	2025-10-12	2025 SI RSD All Ages B/C Meet venue
50 Butterfly	SCY	26.90	A+0.31s to AA	2025-12-20	2025 SI Winter Age Group Championships venue
100 Butterfly	SCY	59.71	BB+0.82s to A	2025-10-26	2025 SI JBST ALL AGES A/BB MEET venue
100 Individual Medley	SCY	1:05.69		2024-03-09	2024 SI 14U AGE GRP CHAMPIONSHIPS venue
200 Individual Medley	SCY	2:11.58	A+4.89s to AA	2026-02-01	2026 SBA All Ages NTS Meet venue
400 Individual Medley	SCY	4:50.82	BB+6.63s to A	2024-10-25	2024 SI MRA ALL AGES A/BB MEET(BB MINIMUM) venue
50 Freestyle	LCM	28.89	BB+0.30s to A	2026-06-20	2026 SI Splash and Dash fast pool
100 Freestyle	LCM	1:01.43	A+1.74s to AA	2026-06-19	2026 SI Splash and Dash fast pool
200 Freestyle	LCM	2:14.18	A+2.69s to AA	2025-07-24	2025 SI LC AG CHAMPS venue
400 Freestyle	LCM	4:53.48	BB+1.39s to A	2025-07-25	2025 SI LC AG CHAMPS venue
50 Backstroke	LCM	30.54	AA+0.15s to AAA	2026-06-19	2026 SI Splash and Dash fast pool
100 Backstroke	LCM	1:04.70	AA+0.91s to AAA	2026-06-21	2026 SI Splash and Dash fast pool
200 Backstroke	LCM	2:31.35	BB+0.26s to A	2025-07-26	2025 SI LC AG CHAMPS venue
100 Breaststroke	LCM	1:21.51	BB+3.12s to A	2026-06-20	2026 SI Splash and Dash fast pool
100 Butterfly	LCM	1:08.40	BB+1.11s to A	2026-05-24	2026 SI HSA-A All Ages NTS May 23-24 venue
200 Individual Medley	LCM	2:30.42	A+3.53s to AA	2026-05-24	2026 SI HSA-A All Ages NTS May 23-24 venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.

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
100 Freestyle	SCY	49.35	flying	400 Free Relay (leg 4)	2024-12-22	2024 SI Winter Age Group Championships

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 15-16 · SCY

2500 points (4/6 events — incomplete)

Event	Time	Points
500 FR SCY	5:24.34	618
200 BK SCY	2:06.25	673
200 IM SCY	2:11.58	636
400 IM SCY	4:50.82	573
200 BR SCY	—	0
200 FL SCY	—	0

IMR 15-16 · LCM

3278 points (5/5 events)

Event	Time	Points
200 FR LCM	2:14.18	671
100 BK LCM	1:04.70	777
100 BR LCM	1:21.51	557
100 FL LCM	1:08.40	596
200 IM LCM	2:30.42	677

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

PR splits

100 Freestyle SCY 53.61

25.91

27.70

Front half 25.91s · back half 27.70s

200 Freestyle SCY 1:54.28

27.15

29.13

29.19

28.81

Front half 56.28s · back half 58.00s

500 Freestyle SCY 5:24.34

28.61

31.52

32.08

32.64

33.06

33.45

33.37

33.36

33.47

32.78

Front half 157.91s · back half 166.43s

100 Backstroke SCY 57.89

28.14

29.75

Front half 28.14s · back half 29.75s

200 Backstroke SCY 2:06.25

29.67

31.81

32.21

32.56

Front half 61.48s · back half 64.77s

100 Breaststroke SCY 1:13.32

34.17

39.15

Front half 34.17s · back half 39.15s

100 Butterfly SCY 59.71

28.28

31.43

Front half 28.28s · back half 31.43s

100 Individual Medley SCY 1:05.69

30.12

35.57

Front half 30.12s · back half 35.57s

200 Individual Medley SCY 2:11.58

28.06

32.68

39.47

31.37

Front half 60.74s · back half 70.84s

400 Individual Medley SCY 4:50.82

29.71

33.77

36.38

36.94

42.76

44.88

34.00

32.38

Front half 136.80s · back half 154.02s

100 Freestyle LCM 1:01.43

29.32

32.11

Front half 29.32s · back half 32.11s

200 Freestyle LCM 2:14.18

30.92

33.36

35.31

34.59

Front half 64.28s · back half 69.90s

400 Freestyle LCM 4:53.48

32.34

36.17

38.23

38.05

37.77

37.40

36.81

36.71

Front half 144.79s · back half 148.69s

100 Backstroke LCM 1:04.70

31.01

33.69

Front half 31.01s · back half 33.69s

200 Backstroke LCM 2:31.35

35.08

37.56

39.26

39.45

Front half 72.64s · back half 78.71s

100 Breaststroke LCM 1:21.51

38.46

43.05

Front half 38.46s · back half 43.05s

Progression

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

50 Freestyle SCY 25.18 9 swims

100 Freestyle SCY 53.61 9 swims

200 Freestyle SCY 1:54.28 11 swims

500 Freestyle SCY 5:24.34 3 swims

50 Backstroke SCY 30.39 2 swims

100 Backstroke SCY 57.89 12 swims

200 Backstroke SCY 2:06.25 6 swims

50 Breaststroke SCY 35.62 3 swims

100 Breaststroke SCY 1:13.32 2 swims

50 Butterfly SCY 26.90 5 swims

100 Butterfly SCY 59.71 5 swims

100 Individual Medley SCY 1:05.69 2 swims

200 Individual Medley SCY 2:11.58 3 swims

400 Individual Medley SCY 4:50.82 2 swims

50 Freestyle LCM 28.89 3 swims

100 Freestyle LCM 1:01.43 4 swims

200 Freestyle LCM 2:14.18 3 swims

400 Freestyle LCM 4:53.48 2 swims

50 Backstroke LCM 30.54 3 swims

100 Backstroke LCM 1:04.70 9 swims

200 Backstroke LCM 2:31.35 7 swims

100 Breaststroke LCM 1:21.51 2 swims

100 Butterfly LCM 1:08.40 4 swims

200 Individual Medley LCM 2:30.42 6 swims