Henry Cheng

Mage 13CAARSC

140 plausible swims · 30 meets · 2024-07-07 → 2026-06-28

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	25.86	A+0.27s to AA	2025-10-11	2025 CA Cerritos SC Swim Meet venue
100 Freestyle	SCY	58.99	BB+1.10s to A	2026-06-28	2026 Metro Committee Summer Festival venue
200 Freestyle	SCY	2:26.29	B+9.10s to BB	2025-02-01	2025 CA Commerce Aquatics SC Swim Meet venue
50 Backstroke	SCY	29.87	A+0.78s to AA	2026-03-07	2026 CA Arcadia Riptides "Last Ditch" Meet fast pool
100 Backstroke	SCY	1:06.88	BB+3.09s to A	2025-12-07	2025 CA Trident Swim Club SC Dec Meet venue
200 Backstroke	SCY	2:35.51	B+4.92s to BB	2026-01-18	2026 CA Trident Swim Club Winter Invite - cop venue
50 Breaststroke	SCY	38.66	B+1.07s to BB	2025-02-02	2025 CA Commerce Aquatics SC Swim Meet venue
100 Breaststroke	SCY	1:28.16	+3.87s to B	2024-11-10	2024 Downey Dolphins SC Meet venue
50 Butterfly	SCY	29.46	A+0.97s to AA	2026-03-08	2026 CA Arcadia Riptides "Last Ditch" Meet fast pool
100 Butterfly	SCY	1:05.97	BB+2.78s to A	2026-06-28	2026 Metro Committee Summer Festival venue
100 Individual Medley	SCY	1:13.30		2025-02-01	2025 CA Commerce Aquatics SC Swim Meet venue
200 Individual Medley	SCY	2:31.41	BB+10.22s to A	2026-02-14	2026 Metro Champs @ La Mirada Armada venue
50 Freestyle	LCM	29.56	A+0.27s to AA	2026-04-11	Armada Lc April Meet -April 11-12-2026 venue
100 Freestyle	LCM	1:05.09	A+0.80s to AA	2026-06-12	ARMADA-2026 SCS June AG Invite venue
200 Freestyle	LCM	2:33.88	BB+8.19s to A	2026-06-06	026 SEA Dolphins Swim Team venue
50 Backstroke	LCM	34.51	A+0.62s to AA	2026-04-11	Armada Lc April Meet -April 11-12-2026 venue
100 Backstroke	LCM	1:15.41	BB+0.52s to A	2026-06-14	ARMADA-2026 SCS June AG Invite venue
200 Backstroke	LCM	2:55.68	BB+12.99s to A	2026-04-11	Armada Lc April Meet -April 11-12-2026 venue
50 Breaststroke	LCM	42.75	B+0.16s to BB	2026-04-12	Armada Lc April Meet -April 11-12-2026 venue
100 Breaststroke	LCM	1:35.90	B+5.61s to BB	2025-07-12	2025 Metro Committee Summer Championships venue
50 Butterfly	LCM	32.55	A+0.46s to AA	2026-06-13	ARMADA-2026 SCS June AG Invite venue
100 Butterfly	LCM	1:20.27	B+2.18s to BB	2026-04-11	Armada Lc April Meet -April 11-12-2026 venue
200 Individual Medley	LCM	2:57.26	B+0.47s to BB	2026-04-12	Armada Lc April Meet -April 11-12-2026 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	29.16	flat	200 Free Relay	2024-12-14	2024 CA SCAT/SCS WAG
50 Freestyle	SCY	16.36	flying	200 Free Relay (leg 3)	2024-07-07	2024 Metro Committee Summer Festival
50 Freestyle	SCY	27.36	flying	200 Medley Relay (leg 4)	2025-03-16	2025 SCS Spring Age Group Champs @ Armada
50 Backstroke	SCY	29.83	flat	200 Medley Relay	2026-03-15	2026 SCS Spring Age Group Champs @ RMDA - cop
100 Backstroke	SCY	1:03.11	flat	400 Medley Relay	2026-03-14	2026 SCS Spring Age Group Champs @ RMDA - cop
50 Butterfly	SCY	30.30	flying	200 Medley Relay (leg 3)	2025-02-15	2025 Metro Sc Champs at Armada
50 Freestyle	LCM	30.57	flat	200 Free Relay	2025-07-19	2025 SCS 14-Under Elite A/G Champs at MVN
50 Freestyle	LCM	28.58	flying	200 Free Relay (leg 3)	2026-06-11	ARMADA-2026 SCS June AG Invite
100 Freestyle	LCM	1:09.26	flying	400 Medley Relay (leg 4)	2025-07-18	2025 SCS 14-Under Elite A/G Champs at MVN
50 Backstroke	LCM	34.37	flat	200 Medley Relay	2026-06-14	ARMADA-2026 SCS June AG Invite
50 Butterfly	LCM	34.07	flying	200 Medley Relay (leg 3)	2025-07-19	2025 SCS 14-Under Elite A/G Champs at MVN

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

929 points (2/6 events — incomplete)

Event	Time	Points
200 BK LCM	2:55.68	466
200 IM LCM	2:57.26	463
400 FR LCM	—	0
200 BR LCM	—	0
200 FL LCM	—	0
400 IM LCM	—	0

IMR 13-14 · LCM

2366 points (5/5 events)

Event	Time	Points
200 FR LCM	2:33.88	510
100 BK LCM	1:15.41	577
100 BR LCM	1:35.90	393
100 FL LCM	1:20.27	423
200 IM LCM	2:57.26	463

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

PR splits

100 Backstroke SCY 1:06.88

33.14

33.74

Front half 33.14s · back half 33.74s

200 Backstroke SCY 2:35.51

36.33

119.18

Front half 36.33s · back half 119.18s

100 Butterfly SCY 1:05.97

29.26

36.71

Front half 29.26s · back half 36.71s

200 Individual Medley SCY 2:31.41

31.67

38.34

45.54

35.86

Front half 70.01s · back half 81.40s

100 Breaststroke LCM 1:35.90

44.72

51.18

Front half 44.72s · back half 51.18s

100 Butterfly LCM 1:20.27

35.90

44.37

Front half 35.90s · back half 44.37s

200 Individual Medley LCM 2:57.26

37.46

46.16

53.04

40.60

Front half 83.62s · back half 93.64s

Reaction time

fastest 0.65s average 0.744s slowest 0.81s 8 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 25.86 10 swims

100 Freestyle SCY 58.99 14 swims

200 Freestyle SCY 2:26.29 1 swim

50 Backstroke SCY 29.87 12 swims

100 Backstroke SCY 1:06.88 12 swims

200 Backstroke SCY 2:35.51 4 swims

50 Breaststroke SCY 38.66 6 swims

100 Breaststroke SCY 1:28.16 2 swims

50 Butterfly SCY 29.46 10 swims

100 Butterfly SCY 1:05.97 11 swims

100 Individual Medley SCY 1:13.30 2 swims

200 Individual Medley SCY 2:31.41 7 swims

50 Freestyle LCM 29.56 5 swims

100 Freestyle LCM 1:05.09 5 swims

200 Freestyle LCM 2:33.88 3 swims

50 Backstroke LCM 34.51 6 swims

100 Backstroke LCM 1:15.41 7 swims

200 Backstroke LCM 2:55.68 1 swim

50 Breaststroke LCM 42.75 3 swims

100 Breaststroke LCM 1:35.90 2 swims

50 Butterfly LCM 32.55 7 swims

100 Butterfly LCM 1:20.27 7 swims

200 Individual Medley LCM 2:57.26 3 swims