Matthew Duanmu

Mage 13IAINMNAQJTMTKAUN-AQ

264 plausible swims · 46 meets · 2024-01-13 → 2026-06-28

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	24.73	AA+0.34s to AAA	2026-01-24	2026 MN AQJT Winter Invite venue
100 Freestyle	SCY	54.28	AA+1.19s to AAA	2026-02-27	2026 MN MTKA Minnesota Regional Championship venue
200 Freestyle	SCY	2:00.77	AA+4.68s to AAA	2026-02-28	2026 MN MTKA Minnesota Regional Championship venue
500 Freestyle	SCY	5:53.13	BB+11.44s to A	2025-12-21	2025 MN AQJT Holiday Invite venue
1000 Freestyle	SCY	11:11.01	AA+22.82s to AAA	2026-03-01	2026 MN MTKA Minnesota Regional Championship venue
1650 Freestyle	SCY	19:19.83	A+20.14s to AA	2025-12-21	2025 MN AQJT Holiday Invite venue
50 Backstroke	SCY	28.82	AA+0.93s to AAA	2026-02-27	2026 MN MTKA Minnesota Regional Championship venue
100 Backstroke	SCY	1:02.94	A+1.85s to AA	2026-02-28	2026 MN MTKA Minnesota Regional Championship venue
200 Backstroke	SCY	2:32.23	B+1.64s to BB	2026-01-25	2026 MN AQJT Winter Invite venue
50 Breaststroke	SCY	31.82	AA+0.03s to AAA	2026-03-20	2026 MN NSAC 11-14 SC State Championship venue
100 Breaststroke	SCY	1:10.02	A+0.73s to AA	2026-01-30	2026 MN MTKA TYR Team Challenge venue
200 Breaststroke	SCY	2:34.18	A+3.89s to AA	2025-11-08	2025 MN MTKA Senior Kick Off venue
50 Butterfly	SCY	27.63	AA+0.34s to AAA	2026-04-19	2026 MN MNSI 4th Annual MN Athlete Showcase - venue
100 Butterfly	SCY	1:00.68	A+0.09s to AA	2026-03-01	2026 MN MTKA Minnesota Regional Championship venue
200 Butterfly	SCY	2:17.44	A+1.65s to AA	2025-12-05	2025 MN AQJT 14&U Single Age State Meet - cop venue
100 Individual Medley	SCY	1:01.93		2025-12-07	2025 MN AQJT 14&U Single Age State Meet - cop venue
200 Individual Medley	SCY	2:12.65	AA+3.26s to AAA	2026-01-10	2026 MN FOXJ Winter Classic venue
400 Individual Medley	SCY	4:43.35	AA+6.16s to AAA	2026-01-09	2026 MN FOXJ Winter Classic venue
50 Freestyle	LCM	28.22	AA+0.23s to AAA	2026-06-07	2026 MN NSAC Summer Invite venue
100 Freestyle	LCM	1:02.10	AA+0.61s to AAA	2026-05-30	2026 MN WOLF HUFF N PUFF INVITE venue
200 Freestyle	LCM	2:22.43	A+2.74s to AA	2026-06-07	2026 MN NSAC Summer Invite venue
400 Freestyle	LCM	5:56.92	B+22.73s to BB	2024-06-07	2024 MN RSC Summerfest venue
50 Backstroke	LCM	33.66	AA+1.27s to AAA	2026-05-02	2026 MN RSC Pentathlon venue
100 Backstroke	LCM	1:21.52	B+0.43s to BB	2025-06-14	2025 MN NSAC Summer Slam Invite venue
50 Breaststroke	LCM	37.74	A+0.05s to AA	2025-05-31	2025 MN WOLF HUFF N PUFF INVITE venue
100 Breaststroke	LCM	1:22.98	A+3.09s to AA	2026-06-12	2026 MN AQJT Aquajets Summer Spectacular venue
200 Breaststroke	LCM	3:09.14	BB+6.25s to A	2025-06-14	2025 MN NSAC Summer Slam Invite venue
50 Butterfly	LCM	30.99	AA+0.30s to AAA	2026-06-14	2026 MN AQJT Aquajets Summer Spectacular venue
100 Butterfly	LCM	1:06.70	AA+0.61s to AAA	2026-06-27	2026 STAR Summer Splash Invite fast pool
200 Butterfly	LCM	2:35.09	AA+6.60s to AAA	2026-06-28	2026 STAR Summer Splash Invite fast pool
200 Individual Medley	LCM	2:32.44	AA+2.85s to AAA	2026-06-28	2026 STAR Summer Splash Invite fast pool
400 Individual Medley	LCM	5:25.37	AA+5.78s to AAA	2026-06-27	2026 STAR Summer Splash Invite fast pool

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	31.25	flat	200 Free Relay	2024-02-18	2024 MN RSC President's Day Meet
50 Breaststroke	SCY	34.62	flying	200 Medley Relay (leg 2)	2025-03-23	2025 MN NSAC Short Course 11-14 State Champio

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

3659 points (6/6 events)

Event	Time	Points
500 FR SCY	5:53.13	549
200 BK SCY	2:32.23	442
200 BR SCY	2:34.18	616
200 FL SCY	2:17.44	626
200 IM SCY	2:12.65	712
400 IM SCY	4:43.35	714

IMR 13-14 · SCY

3321 points (5/5 events)

Event	Time	Points
200 FR SCY	2:00.77	693
100 BK SCY	1:02.94	613
100 BR SCY	1:10.02	641
100 FL SCY	1:00.68	662
200 IM SCY	2:12.65	712

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

PR splits

100 Freestyle SCY 54.28

25.88

28.40

Front half 25.88s · back half 28.40s

200 Freestyle SCY 2:00.77

27.70

29.73

31.32

32.02

Front half 57.43s · back half 63.34s

1000 Freestyle SCY 11:11.01

28.74

32.10

32.83

33.53

33.31

33.40

33.61

34.62

34.59

34.20

34.39

35.07

34.37

34.15

34.25

34.22

33.15

33.95

33.75

32.78

Front half 330.93s · back half 340.08s

1650 Freestyle SCY 19:19.83

29.82

34.08

34.91

36.08

36.13

36.59

37.29

36.17

36.24

35.82

36.14

36.11

35.55

36.23

35.85

35.47

36.35

36.17

35.39

35.14

35.44

35.08

35.42

35.09

34.91

34.50

34.16

34.96

34.39

33.95

34.50

34.24

31.66

100 Backstroke SCY 1:02.94

30.51

32.43

Front half 30.51s · back half 32.43s

200 Backstroke SCY 2:32.23

33.07

37.79

40.08

41.29

Front half 70.86s · back half 81.37s

100 Breaststroke SCY 1:10.02

32.94

37.08

Front half 32.94s · back half 37.08s

200 Breaststroke SCY 2:34.18

34.63

40.14

40.33

39.08

Front half 74.77s · back half 79.41s

100 Butterfly SCY 1:00.68

28.66

32.02

Front half 28.66s · back half 32.02s

200 Butterfly SCY 2:17.44

30.29

35.00

35.54

36.61

Front half 65.29s · back half 72.15s

100 Individual Medley SCY 1:01.93

29.48

32.45

Front half 29.48s · back half 32.45s

200 Individual Medley SCY 2:12.65

28.36

34.58

39.19

30.52

Front half 62.94s · back half 69.71s

400 Individual Medley SCY 4:43.35

28.86

33.46

36.86

37.00

41.76

40.71

32.47

32.23

Front half 136.18s · back half 147.17s

100 Freestyle LCM 1:02.10

29.83

32.27

Front half 29.83s · back half 32.27s

200 Freestyle LCM 2:22.43

30.71

35.58

38.53

37.61

Front half 66.29s · back half 76.14s

400 Freestyle LCM 5:56.92

84.57

92.84

92.53

86.98

Front half 177.41s · back half 179.51s

100 Backstroke LCM 1:21.52

39.71

41.81

Front half 39.71s · back half 41.81s

100 Breaststroke LCM 1:22.98

38.70

44.28

Front half 38.70s · back half 44.28s

200 Breaststroke LCM 3:09.14

43.24

49.33

49.43

47.14

Front half 92.57s · back half 96.57s

100 Butterfly LCM 1:06.70

31.66

35.04

Front half 31.66s · back half 35.04s

200 Butterfly LCM 2:35.09

32.83

38.52

41.46

42.28

Front half 71.35s · back half 83.74s

200 Individual Medley LCM 2:32.44

31.08

39.29

45.56

36.51

Front half 70.37s · back half 82.07s

400 Individual Medley LCM 5:25.37

32.25

37.93

41.97

42.23

46.84

47.49

39.44

37.22

Front half 154.38s · back half 170.99s

Reaction time

fastest 0.72s average 0.752s slowest 0.79s 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 24.73 14 swims

100 Freestyle SCY 54.28 10 swims

200 Freestyle SCY 2:00.77 6 swims

500 Freestyle SCY 5:53.13 5 swims

1000 Freestyle SCY 11:11.01 2 swims

1650 Freestyle SCY 19:19.83 1 swim

50 Backstroke SCY 28.82 4 swims

100 Backstroke SCY 1:02.94 2 swims

200 Backstroke SCY 2:32.23 2 swims

50 Breaststroke SCY 31.82 17 swims

100 Breaststroke SCY 1:10.02 19 swims

200 Breaststroke SCY 2:34.18 11 swims

50 Butterfly SCY 27.63 16 swims

100 Butterfly SCY 1:00.68 15 swims

200 Butterfly SCY 2:17.44 7 swims

100 Individual Medley SCY 1:01.93 8 swims

200 Individual Medley SCY 2:12.65 12 swims

400 Individual Medley SCY 4:43.35 7 swims

50 Freestyle LCM 28.22 17 swims

100 Freestyle LCM 1:02.10 13 swims

200 Freestyle LCM 2:22.43 1 swim

400 Freestyle LCM 5:56.92 2 swims

50 Backstroke LCM 33.66 3 swims

100 Backstroke LCM 1:21.52 1 swim

50 Breaststroke LCM 37.74 12 swims

100 Breaststroke LCM 1:22.98 11 swims

200 Breaststroke LCM 3:09.14 9 swims

50 Butterfly LCM 30.99 15 swims

100 Butterfly LCM 1:06.70 7 swims

200 Butterfly LCM 2:35.09 3 swims

200 Individual Medley LCM 2:32.44 4 swims

400 Individual Medley LCM 5:25.37 8 swims