Jincheng Zhang

Mage 16MAMDPVCAA

179 plausible swims · 43 meets · 2021-03-26 → 2026-06-15

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	24.18	A+0.79s to AA	2026-01-01	2026 md lsc senior champs full results with splits
100 Freestyle	SCY	52.93	A+1.64s to AA	2026-01-01	2026 md lsc senior champs full results with splits
200 Freestyle	SCY	1:53.95	A+1.96s to AA	2026-02-20	2026 Speedo MD LSC Senior Champs venue
500 Freestyle	SCY	5:13.79	A+9.50s to AA	2026-01-03	2026 ASTS Invitational venue
50 Backstroke	SCY	28.25	BB+0.96s to A	2026-02-07	GBSA 2026 Last Chance Qualifying venue
100 Backstroke	SCY	1:00.30	BB+2.21s to A	2026-03-14	2026 MD LSC / NBAC JR Champs - Site 1 fast pool
200 Backstroke	SCY	2:09.36	BB+2.07s to A	2026-03-15	2026 MD LSC / NBAC JR Champs - Site 1 fast pool
50 Breaststroke	SCY	30.14	AA+1.25s to AAA	2026-02-22	2026 Speedo MD LSC Senior Champs venue
100 Breaststroke	SCY	1:06.48	BB+0.49s to A	2026-02-20	2026 Speedo MD LSC Senior Champs venue
200 Breaststroke	SCY	2:22.34	A+5.05s to AA	2026-02-21	2026 Speedo MD LSC Senior Champs venue
50 Butterfly	SCY	27.30	BB+0.11s to A	2026-01-03	2026 ASTS Invitational venue
100 Butterfly	SCY	1:00.84	BB+3.15s to A	2026-03-15	2026 MD LSC / NBAC JR Champs - Site 1 fast pool
200 Butterfly	SCY	2:40.83	+10.14s to B	2024-12-08	2024 NAAC Holiday Blast slow pool
100 Individual Medley	SCY	59.73		2026-01-31	2026 ASC Senior Meet
200 Individual Medley	SCY	2:08.89	A+4.60s to AA	2026-03-14	2026 MD LSC / NBAC JR Champs - Site 1 fast pool
400 Individual Medley	SCY	4:40.06	BB+2.37s to A	2026-01-04	2026 ASTS Invitational venue
50 Freestyle	LCM	28.14	A+1.05s to AA	2026-06-15	CARY Sun and Speed Long Course Meet
100 Freestyle	LCM	1:00.83	A+1.84s to AA	2026-06-15	CARY Sun and Speed Long Course Meet
200 Freestyle	LCM	2:12.81	A+3.62s to AA	2026-06-15	CARY Sun and Speed Long Course Meet
400 Freestyle	LCM	4:45.01	A+9.32s to AA	2026-06-15	CARY Sun and Speed Long Course Meet
50 Backstroke	LCM	34.92	BB+2.43s to A	2025-01-01	2025 asc spring lc meet results venue
100 Backstroke	LCM	1:09.65	BB+1.56s to A	2026-06-15	CARY Sun and Speed Long Course Meet
200 Backstroke	LCM	2:59.31	+7.02s to B	2024-06-14	2024 CAC Summer Out of School LCM Swim Meet
50 Breaststroke	LCM	42.56	+0.67s to B	2024-06-15	2024 CAC Summer Out of School LCM Swim Meet venue
100 Breaststroke	LCM	1:23.75	B+0.26s to BB	2025-07-11	2025 Sandbox Invitational venue
200 Breaststroke	LCM	3:01.57	B+0.18s to BB	2025-07-13	2025 Sandbox Invitational venue
50 Butterfly	LCM	48.97	+13.08s to B	2022-05-01	2022 CBAC Spring Long Course Invitational slow pool
100 Butterfly	LCM	1:12.42	B+0.93s to BB	2026-06-15	CARY Sun and Speed Long Course Meet
200 Butterfly	LCM	2:44.70	B+4.71s to BB	2026-06-15	CARY Sun and Speed Long Course Meet
200 Individual Medley	LCM	2:45.28	B+1.39s to BB	2025-04-26	2025 ASC Spring Long Course Meet venue
400 Individual Medley	LCM	5:54.01	B+4.72s to BB	2025-04-04	2025 CAC Spring "Swimming to the 80s" LCM Sw venue

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

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	26.02	flying	200 Free Relay (leg 4)	2025-03-22	2025 MD LSC / NBAC 11 & Over Championships
100 Freestyle	SCY	53.34	flat	400 Free Relay	2026-03-14	2026 MD LSC / NBAC JR Champs - Site 1
200 Freestyle	SCY	1:54.28	flying	800 Free Relay (leg 3)	2026-02-19	2026 Speedo MD LSC Senior Champs
100 Breaststroke	SCY	1:05.21	flying	400 Medley Relay (leg 2)	2026-03-15	2026 MD LSC / NBAC JR Champs - Site 1

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

3650 points (6/6 events)

Event	Time	Points
500 FR SCY	5:13.79	682
200 BK SCY	2:09.36	626
200 BR SCY	2:22.34	681
200 FL SCY	2:40.83	343
200 IM SCY	2:08.89	677
400 IM SCY	4:40.06	641

IMR 15-16 · SCY

3209 points (5/5 events)

Event	Time	Points
200 FR SCY	1:53.95	717
100 BK SCY	1:00.30	594
100 BR SCY	1:06.48	653
100 FL SCY	1:00.84	568
200 IM SCY	2:08.89	677

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

PR splits

200 Freestyle SCY 1:53.95

25.62

28.40

29.81

30.12

Front half 54.02s · back half 59.93s

500 Freestyle SCY 5:13.79

27.08

30.21

31.66

32.49

32.94

32.62

32.69

33.54

30.67

29.89

Front half 154.38s · back half 159.41s

100 Backstroke SCY 1:00.30

29.55

30.75

Front half 29.55s · back half 30.75s

200 Backstroke SCY 2:09.36

29.63

33.23

34.21

32.29

Front half 62.86s · back half 66.50s

100 Breaststroke SCY 1:06.48

31.16

35.32

Front half 31.16s · back half 35.32s

200 Breaststroke SCY 2:22.34

30.95

35.62

37.68

38.09

Front half 66.57s · back half 75.77s

100 Butterfly SCY 1:00.84

28.15

32.69

Front half 28.15s · back half 32.69s

200 Butterfly SCY 2:40.83

32.27

39.50

45.68

43.38

Front half 71.77s · back half 89.06s

200 Individual Medley SCY 2:08.89

27.48

31.83

38.18

31.40

Front half 59.31s · back half 69.58s

400 Individual Medley SCY 4:40.06

28.06

34.82

35.38

35.02

40.99

40.56

33.80

31.43

Front half 133.28s · back half 146.78s

200 Freestyle LCM 2:12.81 split/total mismatch

61.28

10.25

Front half 61.28s · back half 71.53s

400 Freestyle LCM 4:45.01 split/total mismatch

63.49

73.35

75.63

72.54

100 Breaststroke LCM 1:23.75

39.06

44.69

Front half 39.06s · back half 44.69s

200 Breaststroke LCM 3:01.57

40.79

46.17

45.54

49.07

Front half 86.96s · back half 94.61s

200 Butterfly LCM 2:44.70 split/total mismatch

75.74

13.22

Front half 75.74s · back half 88.96s

200 Individual Medley LCM 2:45.28

37.33

40.71

51.48

35.76

Front half 78.04s · back half 87.24s

400 Individual Medley LCM 5:54.01

35.10

49.19

45.46

44.64

51.98

50.79

37.75

39.10

Front half 174.39s · back half 179.62s

Reaction time

fastest 0.78s average 0.780s slowest 0.78s 1 electronic start

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 24.18 14 swims

100 Freestyle SCY 52.93 17 swims

200 Freestyle SCY 1:53.95 10 swims

500 Freestyle SCY 5:13.79 1 swim

50 Backstroke SCY 28.25 3 swims

100 Backstroke SCY 1:00.30 9 swims

200 Backstroke SCY 2:09.36 4 swims

50 Breaststroke SCY 30.14 10 swims

100 Breaststroke SCY 1:06.48 16 swims

200 Breaststroke SCY 2:22.34 9 swims

50 Butterfly SCY 27.30 5 swims

100 Butterfly SCY 1:00.84 11 swims

200 Butterfly SCY 2:40.83 1 swim

100 Individual Medley SCY 59.73 6 swims

200 Individual Medley SCY 2:08.89 12 swims

400 Individual Medley SCY 4:40.06 1 swim

50 Freestyle LCM 28.14 3 swims

100 Freestyle LCM 1:00.83 9 swims

200 Freestyle LCM 2:12.81 4 swims

400 Freestyle LCM 4:45.01 3 swims

50 Backstroke LCM 34.92 6 swims

100 Backstroke LCM 1:09.65 3 swims

200 Backstroke LCM 2:59.31 2 swims

50 Breaststroke LCM 42.56 2 swims

100 Breaststroke LCM 1:23.75 6 swims

200 Breaststroke LCM 3:01.57 3 swims

50 Butterfly LCM 48.97 1 swim

100 Butterfly LCM 1:12.42 2 swims

200 Butterfly LCM 2:44.70 1 swim

200 Individual Medley LCM 2:45.28 4 swims

400 Individual Medley LCM 5:54.01 1 swim