Henry Chang

Mage 17CAMVNSNAP

84 plausible swims · 9 meets · 2024-07-25 → 2026-06-14

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	23.50	A+0.41s to AA	2025-12-12	2025 CA GWSC Winter Age Group Invitational venue
200 Freestyle	SCY	1:56.74	BB+0.75s to A	2024-12-15	2024 CA RAA/SCS WAG venue
50 Backstroke	SCY	26.11	A+0.42s to AA	2025-10-19	2025 CA OC Gold Aquatics Fall Invitational venue
100 Backstroke	SCY	52.14	AAA+2.05s to AAAA	2025-11-08	2025 Legends of Coaching Series_Peter Daland venue
200 Backstroke	SCY	1:55.43	AA+0.64s to AAA	2025-11-09	2025 Legends of Coaching Series_Peter Daland venue
100 Breaststroke	SCY	1:05.01	BB+0.32s to A	2025-10-19	2025 CA OC Gold Aquatics Fall Invitational venue
50 Butterfly	SCY	24.69	AA+0.20s to AAA	2025-10-18	2025 CA OC Gold Aquatics Fall Invitational venue
100 Butterfly	SCY	51.38	AAA+1.79s to AAAA	2025-12-13	2025 CA GWSC Winter Age Group Invitational venue
200 Butterfly	SCY	1:55.62	AAA+4.03s to AAAA	2025-11-09	2025 Legends of Coaching Series_Peter Daland venue
200 Individual Medley	SCY	1:57.15	AAA+4.96s to AAAA	2025-11-07	2025 Legends of Coaching Series_Peter Daland venue
400 Individual Medley	SCY	4:20.15	AA+7.16s to AAA	2024-12-13	2024 CA RAA/SCS WAG venue
100 Freestyle	LCM	59.17	A+1.08s to AA	2024-07-25	2024 CA SCS/GWSC Summer A/G Champs slow pool
50 Backstroke	LCM	29.03	AAA+1.04s to AAAA	2026-06-11	ARMADA-2026 SCS June AG Invite venue
100 Backstroke	LCM	1:00.77	AAA+1.68s to AAAA	2026-06-14	ARMADA-2026 SCS June AG Invite venue
200 Backstroke	LCM	2:15.87	AA+1.08s to AAA	2026-06-13	ARMADA-2026 SCS June AG Invite venue
50 Butterfly	LCM	26.79	AAA+0.40s to AAAA	2026-06-13	ARMADA-2026 SCS June AG Invite venue
100 Butterfly	LCM	58.88	AAA+1.89s to AAAA	2026-06-11	ARMADA-2026 SCS June AG Invite venue
200 Butterfly	LCM	2:15.28	AA+2.09s to AAA	2025-07-24	2025 CA SCS/RAA Summer A/G Champs venue
200 Individual Medley	LCM	2:16.96	AA+0.77s to AAA	2025-07-26	2025 CA SCS/RAA Summer A/G Champs venue
400 Individual Medley	LCM	4:57.32	AA+4.93s to AAA	2024-07-26	2024 CA SCS/GWSC Summer A/G Champs slow pool

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.

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	LCM	26.77	flat	200 Free Relay	2025-07-25	2025 CA SCS/RAA Summer A/G Champs
50 Freestyle	LCM	25.72	flying	200 Free Relay (leg 2)	2026-06-11	ARMADA-2026 SCS June AG Invite
100 Freestyle	LCM	57.03	flat	400 Free Relay	2025-07-27	2025 CA SCS/RAA Summer A/G Champs
50 Backstroke	LCM	32.45	flat	200 Medley Relay	2025-07-25	2025 CA SCS/RAA Summer A/G Champs
100 Backstroke	LCM	1:02.53	flat	400 Medley Relay	2025-07-26	2025 CA SCS/RAA 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 17-18 · SCY

3278 points (4/6 events — incomplete)

Event	Time	Points
200 BK SCY	1:55.43	816
200 FL SCY	1:55.62	856
200 IM SCY	1:57.15	841
400 IM SCY	4:20.15	765
500 FR SCY	—	0
200 BR SCY	—	0

IMR 17-18 · SCY

3807 points (5/5 events)

Event	Time	Points
200 FR SCY	1:56.74	632
100 BK SCY	52.14	824
100 BR SCY	1:05.01	638
100 FL SCY	51.38	872
200 IM SCY	1:57.15	841

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

PR splits

200 Freestyle SCY 1:56.74

26.33

29.26

30.33

30.82

Front half 55.59s · back half 61.15s

100 Backstroke SCY 52.14

25.00

27.14

Front half 25.00s · back half 27.14s

200 Backstroke SCY 1:55.43

26.75

29.13

29.22

30.33

Front half 55.88s · back half 59.55s

100 Breaststroke SCY 1:05.01

30.84

34.17

Front half 30.84s · back half 34.17s

100 Butterfly SCY 51.38

23.97

27.41

Front half 23.97s · back half 27.41s

200 Butterfly SCY 1:55.62

25.62

29.40

29.72

30.88

Front half 55.02s · back half 60.60s

200 Individual Medley SCY 1:57.15

24.85

28.52

34.97

28.81

Front half 53.37s · back half 63.78s

400 Individual Medley SCY 4:20.15

26.41

31.10

31.98

32.51

37.65

38.79

31.11

30.60

Front half 122.00s · back half 138.15s

100 Freestyle LCM 59.17

28.44

30.73

Front half 28.44s · back half 30.73s

200 Backstroke LCM 2:15.87

65.05

70.82

Front half 65.05s · back half 70.82s

200 Butterfly LCM 2:15.28

30.13

35.18

34.99

34.98

Front half 65.31s · back half 69.97s

200 Individual Medley LCM 2:16.96

28.24

34.05

41.67

33.00

Front half 62.29s · back half 74.67s

400 Individual Medley LCM 4:57.32

31.48

34.24

37.03

38.27

43.62

44.41

33.90

34.37

Front half 141.02s · back half 156.30s

Progression

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

50 Freestyle SCY 23.50 1 swim

200 Freestyle SCY 1:56.74 2 swims

50 Backstroke SCY 26.11 1 swim

100 Backstroke SCY 52.14 9 swims

200 Backstroke SCY 1:55.43 9 swims

100 Breaststroke SCY 1:05.01 1 swim

50 Butterfly SCY 24.69 1 swim

100 Butterfly SCY 51.38 9 swims

200 Butterfly SCY 1:55.62 7 swims

200 Individual Medley SCY 1:57.15 5 swims

400 Individual Medley SCY 4:20.15 6 swims

100 Freestyle LCM 59.17 1 swim

50 Backstroke LCM 29.03 2 swims

100 Backstroke LCM 1:00.77 6 swims

200 Backstroke LCM 2:15.87 4 swims

50 Butterfly LCM 26.79 2 swims

100 Butterfly LCM 58.88 6 swims

200 Butterfly LCM 2:15.28 4 swims

200 Individual Medley LCM 2:16.96 6 swims

400 Individual Medley LCM 4:57.32 2 swims