Jinghuan Dong

Fage 14HIMTORPNUTHIPAQ

416 plausible swims · 64 meets · 2022-02-25 → 2026-07-03

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	25.40	AAA+0.91s to AAAA	2026-03-15	2026 Bellevue Club Premier Invite- Approved fast pool
100 Freestyle	SCY	53.79	AAA+0.50s to AAAA	2026-02-26	2026 HI Hawaiian Swimming SCY AGChamps fast pool
200 Freestyle	SCY	2:00.37	AAA+4.98s to AAAA	2026-03-12	2026 Bellevue Club Premier Invite- Approved
500 Freestyle	SCY	5:36.31	AA+12.32s to AAA	2025-10-18	Distance Pentathlon venue
50 Backstroke	SCY	27.32	AAAA	2026-02-27	2026 HI Hawaiian Swimming SCY AGChamps fast pool
100 Backstroke	SCY	58.73	AAA+0.84s to AAAA	2026-02-28	2026 HI Hawaiian Swimming SCY AGChamps fast pool
200 Backstroke	SCY	2:10.13	AAA+4.14s to AAAA	2026-02-26	2026 HI Hawaiian Swimming SCY AGChamps fast pool
50 Breaststroke	SCY	37.80	BB+1.71s to A	2024-04-27	42nd Annual Harry Mamizuka Invitational
100 Breaststroke	SCY	1:15.59	A+2.70s to AA	2025-09-15	1659020
200 Breaststroke	SCY	2:44.57	BB+0.78s to A	2025-10-25	2025 HI 25th Annual Bill Smith Invitational - venue
50 Butterfly	SCY	26.96	AAAA	2026-02-28	2026 HI Hawaiian Swimming SCY AGChamps fast pool
100 Butterfly	SCY	59.47	AAA+1.78s to AAAA	2026-03-14	2026 Bellevue Club Premier Invite- Approved fast pool
200 Butterfly	SCY	2:12.42	AAA+3.83s to AAAA	2026-03-01	2026 HI Hawaiian Swimming SCY AGChamps fast pool
100 Individual Medley	SCY	57.00		2025-03-20	Southwest Age Group Regional 2025
200 Individual Medley	SCY	2:13.00	AAA+3.61s to AAAA	2026-03-15	2026 Bellevue Club Premier Invite- Approved fast pool
400 Individual Medley	SCY	4:50.32	AA+2.63s to AAA	2025-10-18	Distance Pentathlon venue
50 Freestyle	LCM	29.66	AA+0.27s to AAA	2025-01-01	1646543
100 Freestyle	LCM	1:02.39	AAA+1.50s to AAAA	2026-06-07	2026 15th Annual Wada Rainbow Invitational - venue
200 Freestyle	LCM	2:18.71	AA+0.82s to AAA	2026-06-07	2026 15th Annual Wada Rainbow Invitational - venue
400 Freestyle	LCM	5:53.96	B+11.47s to BB	2023-03-11	2023 HI Oahu Distance Meet venue
50 Backstroke	LCM	32.00	AAA+0.01s to AAAA	2025-07-17	2025 HI Age Group LCM Championship
100 Backstroke	LCM	1:09.13	AAA+1.64s to AAAA	2025-08-06	2025 Western Zone Age Group LCM Championships
200 Backstroke	LCM	2:33.89	AA+1.50s to AAA	2026-06-21	HISI Senior Summer Championship (LCM) venue
50 Breaststroke	LCM	41.13	BB+0.04s to A	2025-01-01	Keiko
100 Breaststroke	LCM	1:41.28	B+6.19s to BB	2023-06-04	2023 HI 12th Annual Rainbow Aquatics Invite venue
200 Breaststroke	LCM	3:15.46	BB+6.17s to A	2025-06-07	2025 14th Annual Wada Rainbow Invitational
50 Butterfly	LCM	28.92	AAAA	2025-07-17	2025 HI Age Group LCM Championship
100 Butterfly	LCM	1:09.26	AA+0.57s to AAA	2026-06-07	2026 15th Annual Wada Rainbow Invitational - venue
200 Butterfly	LCM	2:35.63	AA+1.04s to AAA	2026-06-06	2026 15th Annual Wada Rainbow Invitational - venue
200 Individual Medley	LCM	2:34.64	AAA+6.55s to AAAA	2026-06-06	2026 15th Annual Wada Rainbow Invitational -
400 Individual Medley	LCM	5:32.44	AA+3.65s to AAA	2025-01-01	1646543

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.

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	26.71	flat	200 Free Relay	2025-03-22	Southwest Age Group Regional 2025
50 Freestyle	SCY	27.30	flying	200 Free Relay (leg 4)	2023-10-28	2023 HI 23rd Annual Bill Smith Invitational
100 Freestyle	SCY	57.12	flying	400 Free Relay (leg 4)	2025-03-23	Southwest Age Group Regional 2025
50 Backstroke	SCY	29.08	flat	200 Medley Relay	2025-03-22	Southwest Age Group Regional 2025
100 Backstroke	SCY	1:04.57	flat	400 Medley Relay	2025-03-21	Southwest Age Group Regional 2025
50 Butterfly	SCY	36.25	flying	200 Medley Relay (leg 3)	2022-02-26	2023 HI Hawaiian Swimming SCY AGChamps
100 Butterfly	SCY	1:02.73	flying	400 Medley Relay (leg 3)	2025-11-22	HISI Senior Fall Championship (SCY)
50 Freestyle	LCM	29.48	flying	200 Free Relay (leg 4)	2026-06-20	HISI Senior Summer Championship (LCM)
100 Freestyle	LCM	1:04.49	flat	400 Free Relay	2026-06-20	HISI Senior Summer Championship (LCM)
50 Backstroke	LCM	33.71	flat	200 Medley Relay	2024-08-08	2024 Western Zone Age Group Championships
100 Butterfly	LCM	1:09.35	flying	400 Medley Relay (leg 3)	2026-06-19	HISI Senior Summer Championship (LCM)

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 · SCY

4980 points (6/6 events)

Event	Time	Points
500 FR SCY	5:36.31	777
200 BK SCY	2:10.13	881
200 BR SCY	2:44.57	660
200 FL SCY	2:12.42	911
200 IM SCY	2:13.00	908
400 IM SCY	4:50.32	843

IMR 13-14 · SCY

4321 points (5/5 events)

Event	Time	Points
200 FR SCY	2:00.37	878
100 BK SCY	58.73	947
100 BR SCY	1:15.59	680
100 FL SCY	59.47	908
200 IM SCY	2:13.00	908

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

PR splits

100 Freestyle SCY 53.79

26.03

27.76

Front half 26.03s · back half 27.76s

200 Freestyle SCY 2:00.37

27.65

30.50

31.24

30.98

Front half 58.15s · back half 62.22s

500 Freestyle SCY 5:36.31

30.30

33.17

33.82

34.23

34.32

34.67

34.49

34.34

32.65

Front half 165.84s · back half 170.47s

100 Backstroke SCY 58.73

28.36

30.37

Front half 28.36s · back half 30.37s

200 Backstroke SCY 2:10.13

30.89

33.11

33.15

32.98

Front half 64.00s · back half 66.13s

100 Breaststroke SCY 1:15.59 split/total mismatch

35.50

4.59

Front half 35.50s · back half 40.09s

100 Butterfly SCY 59.47 RT 0.72s

28.14

31.33

Front half 28.14s · back half 31.33s

200 Butterfly SCY 2:12.42

29.59

34.22

33.91

34.70

Front half 63.81s · back half 68.61s

200 Individual Medley SCY 2:13.00 RT 0.53s

28.41

32.68

41.88

30.03

Front half 61.09s · back half 71.91s

400 Individual Medley SCY 4:50.32

30.79

36.34

37.14

36.13

43.47

43.74

32.46

30.25

Front half 140.40s · back half 149.92s

200 Freestyle LCM 2:18.71

68.67

70.04

Front half 68.67s · back half 70.04s

400 Freestyle LCM 5:53.96

84.83

91.85

90.70

86.58

Front half 176.68s · back half 177.28s

200 Backstroke LCM 2:33.89

36.74

38.13

40.23

38.79

Front half 74.87s · back half 79.02s

200 Butterfly LCM 2:35.63

75.06

80.57

Front half 75.06s · back half 80.57s

Reaction time

fastest 0.53s average 0.688s slowest 0.80s 10 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 25.40 18 swims

100 Freestyle SCY 53.79 19 swims

200 Freestyle SCY 2:00.37 13 swims

500 Freestyle SCY 5:36.31 4 swims

50 Backstroke SCY 27.32 23 swims

100 Backstroke SCY 58.73 21 swims

200 Backstroke SCY 2:10.13 12 swims

50 Breaststroke SCY 37.80 8 swims

100 Breaststroke SCY 1:15.59 10 swims

200 Breaststroke SCY 2:44.57 3 swims

50 Butterfly SCY 26.96 18 swims

100 Butterfly SCY 59.47 19 swims

200 Butterfly SCY 2:12.42 11 swims

100 Individual Medley SCY 57.00 9 swims

200 Individual Medley SCY 2:13.00 24 swims

400 Individual Medley SCY 4:50.32 14 swims

50 Freestyle LCM 29.66 13 swims

100 Freestyle LCM 1:02.39 13 swims

200 Freestyle LCM 2:18.71 6 swims

400 Freestyle LCM 5:53.96 1 swim

50 Backstroke LCM 32.00 22 swims

100 Backstroke LCM 1:09.13 28 swims

200 Backstroke LCM 2:33.89 19 swims

50 Breaststroke LCM 41.13 6 swims

100 Breaststroke LCM 1:41.28 4 swims

200 Breaststroke LCM 3:15.46 4 swims

50 Butterfly LCM 28.92 19 swims

100 Butterfly LCM 1:09.26 18 swims

200 Butterfly LCM 2:35.63 10 swims

200 Individual Medley LCM 2:34.64 16 swims

400 Individual Medley LCM 5:32.44 11 swims