Wei Cheng

Mage 12CAMVN

86 plausible swims · 14 meets · 2024-12-14 → 2026-06-14

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	28.94	BB+0.85s to A	2026-03-07	2026 OC RIPT BB MIN Spring Max Championships venue
100 Freestyle	SCY	1:04.51	BB+3.22s to A	2025-12-14	2025 CA SCS/RAA WAG venue
200 Freestyle	SCY	2:27.92	B+3.03s to BB	2025-11-09	2025 CA OC November ABC Meet venue
500 Freestyle	SCY	6:27.89	BB+27.90s to A	2025-11-21	2025 CA MVN Turkey Classic venue
1000 Freestyle	SCY	13:11.90	BB+34.61s to A	2025-11-24	2025 CA MVN Turkey Classic venue
1650 Freestyle	SCY	22:41.34	BB+102.55s to A	2025-11-24	2025 CA MVN Turkey Classic venue
50 Backstroke	SCY	36.08	B+0.49s to BB	2025-11-08	2025 CA OC November ABC Meet venue
100 Backstroke	SCY	1:17.29	B+1.60s to BB	2025-11-09	2025 CA OC November ABC Meet venue
50 Breaststroke	SCY	36.68	A+1.69s to AA	2026-03-08	2026 OC RIPT BB MIN Spring Max Championships venue
100 Breaststroke	SCY	1:21.48	BB+3.09s to A	2026-03-08	2026 OC RIPT BB MIN Spring Max Championships venue
200 Breaststroke	SCY	3:00.32	BB+11.93s to A	2025-11-22	2025 CA MVN Turkey Classic venue
50 Butterfly	SCY	31.28	BB+0.09s to A	2026-03-08	2026 OC RIPT BB MIN Spring Max Championships venue
100 Individual Medley	SCY	1:15.84	BB+5.85s to A	2025-11-09	2025 CA OC November ABC Meet venue
200 Individual Medley	SCY	2:35.92	BB+3.63s to A	2026-03-07	2026 OC RIPT BB MIN Spring Max Championships venue
400 Individual Medley	SCY	5:44.98	BB+21.49s to A	2025-11-08	2025 CA OC November ABC Meet venue
50 Freestyle	LCM	34.35	BB+2.26s to A	2026-04-12	2026 MVN April Intrasquad venue
100 Freestyle	LCM	1:14.66	BB+4.27s to A	2026-05-03	2026 CA MVN May BB Min LCM venue
200 Freestyle	LCM	2:40.61	BB+7.02s to A	2026-06-11	2026 SCS June AG Invite venue
400 Freestyle	LCM	5:50.15	BB+23.46s to A	2026-05-01	2026 CA MVN May BB Min LCM venue
800 Freestyle	LCM	12:02.73	BB+34.84s to A	2026-05-30	MVN May LCM Intrasquad venue
50 Backstroke	LCM	39.72	BB+1.93s to A	2026-05-31	MVN May LCM Intrasquad venue
100 Backstroke	LCM	1:29.41	BB+7.52s to A	2026-05-03	2026 CA MVN May BB Min LCM venue
200 Backstroke	LCM	3:06.65	BB+12.66s to A	2026-04-11	2026 MVN April Intrasquad venue
50 Breaststroke	LCM	41.59	A+1.60s to AA	2026-06-14	2026 SCS June AG Invite venue
100 Breaststroke	LCM	1:31.91	BB+0.62s to A	2026-06-13	2026 SCS June AG Invite venue
200 Breaststroke	LCM	3:29.35	BB+13.96s to A	2026-04-12	2026 MVN April Intrasquad venue
50 Butterfly	LCM	35.48	BB+0.19s to A	2026-06-12	2026 SCS June AG Invite venue
100 Butterfly	LCM	1:29.33	B+2.04s to BB	2026-05-30	MVN May LCM Intrasquad venue
200 Individual Medley	LCM	3:03.62	BB+9.43s to A	2026-05-01	2026 CA MVN May BB Min LCM venue
400 Individual Medley	LCM	6:22.23	BB+6.84s to A	2026-05-31	MVN May LCM Intrasquad venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.

Fastest relay legs

Leg	Course	Time	Start	Relay	Date	Meet
50 Breaststroke	SCY	36.49	flying	200 Medley Relay (leg 2)	2026-03-07	2026 OC RIPT BB MIN Spring Max Championships
50 Butterfly	SCY	32.82	flying	200 Medley Relay (leg 3)	2025-12-14	2025 CA SCS/RAA WAG

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 11-12 · LCM

2653 points (5/5 events)

Event	Time	Points
400 FR LCM	5:50.15	544
100 BK LCM	1:29.41	487
100 BR LCM	1:31.91	634
100 FL LCM	1:29.33	437
200 IM LCM	3:03.62	551

IMR 11-12 · LCM

2963 points (5/5 events)

Event	Time	Points
200 FR LCM	2:40.61	585
50 BK LCM	39.72	552
50 BR LCM	41.59	653
50 FL LCM	35.48	622
200 IM LCM	3:03.62	551

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

PR splits

100 Freestyle SCY 1:04.51

31.35

33.16

Front half 31.35s · back half 33.16s

200 Freestyle SCY 2:27.92

34.50

38.30

38.56

36.56

Front half 72.80s · back half 75.12s

500 Freestyle SCY 6:27.89

33.65

38.67

38.70

40.26

39.96

40.40

40.78

40.27

38.95

36.25

Front half 191.24s · back half 196.65s

1650 Freestyle SCY 22:41.34

33.47

38.30

39.36

39.70

39.20

39.71

39.63

39.27

39.99

39.84

39.45

39.67

40.00

39.82

40.84

40.64

41.10

41.28

41.14

39.49

39.85

41.20

41.03

40.55

41.61

40.90

39.82

40.93

39.07

40.90

39.19

34.70

89.69

100 Backstroke SCY 1:17.29

37.31

39.98

Front half 37.31s · back half 39.98s

100 Breaststroke SCY 1:21.48

38.15

43.33

Front half 38.15s · back half 43.33s

200 Breaststroke SCY 3:00.32

40.21

46.94

47.84

45.33

Front half 87.15s · back half 93.17s

100 Individual Medley SCY 1:15.84

34.34

41.50

Front half 34.34s · back half 41.50s

200 Individual Medley SCY 2:35.92

33.46

42.23

44.46

35.77

Front half 75.69s · back half 80.23s

400 Individual Medley SCY 5:44.98

37.79

45.64

45.49

42.55

49.64

46.68

40.69

36.50

Front half 171.47s · back half 173.51s

100 Freestyle LCM 1:14.66

35.34

39.32

Front half 35.34s · back half 39.32s

200 Freestyle LCM 2:40.61

36.37

40.87

41.98

41.39

Front half 77.24s · back half 83.37s

400 Freestyle LCM 5:50.15

38.51

44.29

44.67

44.97

45.04

46.04

45.03

41.60

Front half 172.44s · back half 177.71s

800 Freestyle LCM 12:02.73

39.08

44.19

45.19

45.45

45.68

45.59

47.02

45.37

46.09

46.23

37.83

54.19

41.43

51.22

37.41

50.76

Front half 357.57s · back half 365.16s

100 Backstroke LCM 1:29.41

43.10

46.31

Front half 43.10s · back half 46.31s

200 Backstroke LCM 3:06.65 RT 0.76s

44.53

47.23

48.01

46.88

Front half 91.76s · back half 94.89s

100 Breaststroke LCM 1:31.91

42.72

49.19

Front half 42.72s · back half 49.19s

200 Breaststroke LCM 3:29.35

47.85

54.65

53.60

53.25

Front half 102.50s · back half 106.85s

100 Butterfly LCM 1:29.33

41.23

48.10

Front half 41.23s · back half 48.10s

200 Individual Medley LCM 3:03.62

39.08

48.58

53.48

42.48

Front half 87.66s · back half 95.96s

400 Individual Medley LCM 6:22.23

40.73

49.16

52.29

48.96

53.18

52.24

45.68

39.99

Front half 191.14s · back half 191.09s

Reaction time

fastest 0.76s average 0.760s slowest 0.76s 2 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 28.94 3 swims

100 Freestyle SCY 1:04.51 6 swims

200 Freestyle SCY 2:27.92 4 swims

500 Freestyle SCY 6:27.89 1 swim

1000 Freestyle SCY 13:11.90 1 swim

1650 Freestyle SCY 22:41.34 1 swim

50 Backstroke SCY 36.08 4 swims

100 Backstroke SCY 1:17.29 2 swims

50 Breaststroke SCY 36.68 4 swims

100 Breaststroke SCY 1:21.48 4 swims

200 Breaststroke SCY 3:00.32 1 swim

50 Butterfly SCY 31.28 4 swims

100 Individual Medley SCY 1:15.84 4 swims

200 Individual Medley SCY 2:35.92 6 swims

400 Individual Medley SCY 5:44.98 1 swim

50 Freestyle LCM 34.35 2 swims

100 Freestyle LCM 1:14.66 4 swims

200 Freestyle LCM 2:40.61 4 swims

400 Freestyle LCM 5:50.15 1 swim

800 Freestyle LCM 12:02.73 1 swim

50 Backstroke LCM 39.72 4 swims

100 Backstroke LCM 1:29.41 1 swim

200 Backstroke LCM 3:06.65 2 swims

50 Breaststroke LCM 41.59 6 swims

100 Breaststroke LCM 1:31.91 4 swims

200 Breaststroke LCM 3:29.35 2 swims

50 Butterfly LCM 35.48 5 swims

100 Butterfly LCM 1:29.33 2 swims

200 Individual Medley LCM 3:03.62 1 swim

400 Individual Medley LCM 6:22.23 1 swim