Alex Zhu

Mage 16CACZRMDAUN-02UN-15

134 plausible swims · 28 meets · 2024-07-25 → 2026-06-21

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	22.67	AA+0.28s to AAA	2025-10-12	2025 OC Race Series #2 SCY Closed Invite venue
100 Freestyle	SCY	48.74	AAA+1.95s to AAAA	2026-01-19	YARDS----2026 Road to Sofi venue
200 Freestyle	SCY	1:45.22	AAA+3.03s to AAAA	2026-01-17	YARDS----2026 Road to Sofi venue
500 Freestyle	SCY	4:39.26	AAA+1.47s to AAAA	2025-11-07	2025 Legends of Coaching Series_Peter Daland venue
1000 Freestyle	SCY	9:36.51	AAAA	2025-11-06	2025 Legends of Coaching Series_Peter Daland venue
100 Backstroke	SCY	59.76	BB+1.67s to A	2024-10-13	2024 CA Cerritos SC Swim Meet venue
100 Breaststroke	SCY	1:03.43	A+0.24s to AA	2025-10-12	2025 OC Race Series #2 SCY Closed Invite venue
200 Breaststroke	SCY	2:29.98	BB+6.79s to A	2024-10-13	2024 CA Cerritos SC Swim Meet venue
100 Butterfly	SCY	51.72	AAA+1.23s to AAAA	2025-10-12	2025 OC Race Series #2 SCY Closed Invite venue
200 Butterfly	SCY	1:53.66	AAA+0.57s to AAAA	2025-11-09	2025 Legends of Coaching Series_Peter Daland venue
200 Individual Medley	SCY	2:03.60	AA+4.71s to AAA	2024-12-14	2024 CA GWSC/SCS WAG venue
400 Individual Medley	SCY	4:25.41	AA+10.92s to AAA	2025-02-15	2025 Metro Sc Champs at Armada venue
50 Freestyle	LCM	26.16	AA+0.27s to AAA	2025-07-26	2025 CA SCS Summer A/G Champs
100 Freestyle	LCM	56.56	AA+0.07s to AAA	2026-01-19	Finals -2026 Road to Sofi - copied venue
200 Freestyle	LCM	1:59.58	AAA+1.59s to AAAA	2026-03-27	2026 Central Zone East Spring Speedo Sectiona venue
400 Freestyle	LCM	4:11.74	AAA+0.05s to AAAA	2026-03-28	2026 Central Zone East Spring Speedo Sectiona venue
800 Freestyle	LCM	8:41.35	AAAA	2026-06-21	2026 CA MVN Fran Crippen SMOC venue
100 Breaststroke	LCM	1:17.32	BB+0.33s to A	2025-07-24	2025 CA SCS Summer A/G Champs
50 Butterfly	LCM	26.46	AAAA	2026-03-26	2026 Central Zone East Spring Speedo Sectiona venue
100 Butterfly	LCM	58.55	AAA+0.76s to AAAA	2026-03-27	2026 Central Zone East Spring Speedo Sectiona venue
200 Butterfly	LCM	2:11.12	AAA+1.93s to AAAA	2026-03-28	2026 Central Zone East Spring Speedo Sectiona venue
200 Individual Medley	LCM	2:21.64	AA+2.95s to AAA	2025-07-25	2025 CA SCS Summer A/G Champs

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.

Fastest relay legs

Leg	Course	Time	Start	Relay	Date	Meet
50 Freestyle	SCY	22.95	flat	200 Free Relay	2025-03-16	2025 SCS Spring Age Group Champs @ Armada
50 Freestyle	SCY	23.84	flying	200 Free Relay (leg 4)	2024-12-14	2024 CA GWSC/SCS WAG
100 Freestyle	SCY	50.66	flat	400 Free Relay	2025-03-14	2025 SCS Spring Age Group Champs @ Armada
100 Freestyle	SCY	50.77	flying	400 Free Relay (leg 3)	2025-09-20	OC Senior Series Meet # 1
200 Freestyle	SCY	1:48.28	flying	800 Free Relay (leg 2)	2025-03-13	2025 SCS Spring Age Group Champs @ Armada
50 Butterfly	SCY	24.25	flying	200 Medley Relay (leg 3)	2025-11-06	2025 Legends of Coaching Series_Peter Daland
100 Butterfly	SCY	51.51	flying	400 Medley Relay (leg 3)	2025-09-21	OC Senior Series Meet # 1
50 Freestyle	LCM	26.93	flying	200 Free Relay (leg 4)	2024-07-26	2024 CA SCS/ BREA Summer A/G Champs
50 Butterfly	LCM	27.14	flying	200 Medley Relay (leg 3)	2025-07-24	2025 CA SCS Summer A/G Champs

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

4046 points (5/6 events — incomplete)

Event	Time	Points
500 FR SCY	4:39.26	968
200 BR SCY	2:29.98	582
200 FL SCY	1:53.66	974
200 IM SCY	2:03.60	768
400 IM SCY	4:25.41	754
200 BK SCY	—	0

IMR 15-16 · SCY

3964 points (5/5 events)

Event	Time	Points
200 FR SCY	1:45.22	910
100 BK SCY	59.76	610
100 BR SCY	1:03.43	752
100 FL SCY	51.72	924
200 IM SCY	2:03.60	768

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

PR splits

100 Freestyle SCY 48.74

23.68

25.06

Front half 23.68s · back half 25.06s

200 Freestyle SCY 1:45.22

24.52

26.37

27.37

26.96

Front half 50.89s · back half 54.33s

500 Freestyle SCY 4:39.26

25.40

27.54

28.18

28.52

28.07

28.29

28.11

28.43

28.66

28.06

Front half 137.71s · back half 141.55s

1000 Freestyle SCY 9:36.51

26.40

29.04

28.77

28.57

28.75

28.88

28.92

29.16

29.05

28.85

29.24

29.41

29.23

29.20

29.37

29.22

29.10

29.52

28.72

27.11

Front half 286.39s · back half 290.12s

100 Breaststroke SCY 1:03.43

29.81

33.62

Front half 29.81s · back half 33.62s

100 Butterfly SCY 51.72

24.11

27.61

Front half 24.11s · back half 27.61s

200 Butterfly SCY 1:53.66

25.67

28.84

29.25

29.90

Front half 54.51s · back half 59.15s

200 Individual Medley SCY 2:03.60

25.75

32.56

37.37

27.92

Front half 58.31s · back half 65.29s

400 Individual Medley SCY 4:25.41

26.92

31.52

35.18

34.28

39.17

39.51

30.28

28.55

Front half 127.90s · back half 137.51s

100 Freestyle LCM 56.56

27.75

28.81

Front half 27.75s · back half 28.81s

200 Freestyle LCM 1:59.58

28.67

30.53

30.85

29.53

Front half 59.20s · back half 60.38s

400 Freestyle LCM 4:11.74

29.07

31.56

32.00

32.24

32.19

32.30

31.99

30.39

Front half 124.87s · back half 126.87s

800 Freestyle LCM 8:41.35

30.13

32.43

32.44

32.66

32.58

32.80

33.04

32.71

33.11

32.60

33.57

33.37

33.70

32.65

32.91

30.65

Front half 258.79s · back half 262.56s

100 Butterfly LCM 58.55

27.95

30.60

Front half 27.95s · back half 30.60s

200 Butterfly LCM 2:11.12

29.59

34.31

33.94

33.28

Front half 63.90s · back half 67.22s

200 Individual Medley LCM 2:21.64 RT 0.73s

67.15

74.49

Front half 67.15s · back half 74.49s

Reaction time

fastest 0.68s average 0.735s slowest 0.79s 19 electronic starts

Start reaction over time faster starts higher

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 22.67 5 swims

100 Freestyle SCY 48.74 4 swims

200 Freestyle SCY 1:45.22 14 swims

500 Freestyle SCY 4:39.26 11 swims

1000 Freestyle SCY 9:36.51 4 swims

100 Backstroke SCY 59.76 1 swim

100 Breaststroke SCY 1:03.43 2 swims

200 Breaststroke SCY 2:29.98 1 swim

100 Butterfly SCY 51.72 11 swims

200 Butterfly SCY 1:53.66 13 swims

200 Individual Medley SCY 2:03.60 2 swims

400 Individual Medley SCY 4:25.41 1 swim

50 Freestyle LCM 26.16 3 swims

100 Freestyle LCM 56.56 5 swims

200 Freestyle LCM 1:59.58 12 swims

400 Freestyle LCM 4:11.74 9 swims

800 Freestyle LCM 8:41.35 6 swims

100 Breaststroke LCM 1:17.32 2 swims

50 Butterfly LCM 26.46 3 swims

100 Butterfly LCM 58.55 13 swims

200 Butterfly LCM 2:11.12 11 swims

200 Individual Medley LCM 2:21.64 1 swim