Sean Diehl

Mage 15MAMDNCYY

335 plausible swims · 34 meets · 2021-12-10 → 2026-06-30

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	26.20	BB+1.51s to A	2024-10-07	Bill Schmidt Invite
100 Freestyle	SCY	53.57	A+1.58s to AA	2026-02-01	YY John deBarbadillo Invite
200 Freestyle	SCY	1:54.27	A+0.68s to AA	2026-02-01	YY John deBarbadillo Invite
500 Freestyle	SCY	4:59.11	AA+3.42s to AAA	2026-01-16	Winterfest 2026 venue
1000 Freestyle	SCY	10:12.32	AAA+24.53s to AAAA	2025-12-11	32nd Annual YOTA/Arena Capital Classic venue
1650 Freestyle	SCY	17:12.08	AA+4.59s to AAA	2026-02-01	YY John deBarbadillo Invite
50 Backstroke	SCY	28.88	BB+0.89s to A	2024-10-07	Bill Schmidt Invite
100 Backstroke	SCY	58.47	A+1.38s to AA	2026-01-16	Winterfest 2026
200 Backstroke	SCY	2:02.72	AA+3.43s to AAA	2026-02-01	YY John deBarbadillo Invite
50 Breaststroke	SCY	40.38	+2.89s to B	2021-12-10	2021 NBAC HOLIDAY MEET venue
100 Breaststroke	SCY	1:12.12	BB+4.73s to A	2026-02-01	YY John deBarbadillo Invite
200 Breaststroke	SCY	2:32.62	BB+5.63s to A	2026-02-01	YY John deBarbadillo Invite
50 Butterfly	SCY	27.48	A+0.89s to AA	2024-10-07	Bill Schmidt Invite
100 Butterfly	SCY	57.96	A+1.57s to AA	2025-11-07	2025 EMAC Fall Invitational 11 & Over A/BB/C
200 Butterfly	SCY	2:07.78	A+1.29s to AA	2025-12-13	32nd Annual YOTA/Arena Capital Classic venue
100 Individual Medley	SCY	1:03.42		2024-10-07	Bill Schmidt Invite
200 Individual Medley	SCY	2:09.14	A+2.45s to AA	2026-01-16	Winterfest 2026
400 Individual Medley	SCY	4:27.63	AA+7.14s to AAA	2025-12-12	32nd Annual YOTA/Arena Capital Classic venue
50 Freestyle	LCM	29.97	BB+1.38s to A	2024-06-10	Chargers Long Course Closed Invitational
100 Freestyle	LCM	1:00.82	A+1.13s to AA	2026-06-08	Chargers Mid Season Long Course Invitational
200 Freestyle	LCM	2:06.64	AA+0.85s to AAA	2026-06-08	Chargers Mid Season Long Course Invitational
400 Freestyle	LCM	4:22.23	AAA+6.64s to AAAA	2026-01-01	1727933
800 Freestyle	LCM	9:06.80	AAA+18.31s to AAAA	2026-05-29	2026 Eagle Swim Team Speedo Sizzler
1500 Freestyle	LCM	17:23.41	AAA+24.22s to AAAA	2026-01-01	1727933
50 Backstroke	LCM	33.88	BB+0.69s to A	2024-05-17	2024 NBAC Spring LC Invitational Meet venue
100 Backstroke	LCM	1:05.37	AA+1.58s to AAA	2026-05-29	2026 Eagle Swim Team Speedo Sizzler
200 Backstroke	LCM	2:16.28	AAA+4.09s to AAAA	2026-05-29	2026 Eagle Swim Team Speedo Sizzler
50 Breaststroke	LCM	46.77	+4.18s to B	2022-05-01	2022 Carol Chidester Invite venue
100 Breaststroke	LCM	1:19.31	BB+0.92s to A	2026-06-08	Chargers Mid Season Long Course Invitational
200 Breaststroke	LCM	2:47.81	A+3.62s to AA	2026-05-29	2026 Eagle Swim Team Speedo Sizzler
50 Butterfly	LCM	31.97	BB+0.68s to A	2024-05-17	2024 NBAC Spring LC Invitational Meet
100 Butterfly	LCM	1:03.61	AA+1.92s to AAA	2026-06-08	Chargers Mid Season Long Course Invitational
200 Butterfly	LCM	2:18.66	AA+0.67s to AAA	2026-05-29	2026 Eagle Swim Team Speedo Sizzler
200 Individual Medley	LCM	2:20.60	AA+0.11s to AAA	2026-01-01	1727933
400 Individual Medley	LCM	4:53.95	AAA+5.76s to AAAA	2026-06-08	Chargers Mid Season Long Course Invitational

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.

Fastest relay legs

Leg	Course	Time	Start	Relay	Date	Meet
50 Freestyle	SCY	29.75	flat	200 Free Relay	2021-12-10	2021 NBAC HOLIDAY MEET
50 Freestyle	SCY	24.15	flying	200 Free Relay (leg 3)	2026-01-16	Winterfest 2026
100 Freestyle	SCY	54.06	flying	400 Free Relay (leg 3)	2026-01-18	Winterfest 2026
50 Backstroke	SCY	33.24	flat	200 Medley Relay	2021-12-11	2021 NBAC HOLIDAY MEET
50 Breaststroke	SCY	31.48	flying	200 Medley Relay (leg 2)	2026-01-18	Winterfest 2026
50 Freestyle	LCM	30.38	flat	200 Free Relay	2024-05-18	2024 NBAC Spring LC Invitational Meet
50 Freestyle	LCM	28.53	flying	200 Free Relay (leg 4)	2025-05-17	2025 NBAC Spring LC Invitational Meet
50 Backstroke	LCM	33.02	flat	200 Medley Relay	2025-05-18	2025 NBAC Spring LC Invitational Meet
100 Backstroke	LCM	1:14.08	flat	400 Medley Relay	2023-07-07	2023 NBAC Mid-Summer Classic
50 Butterfly	LCM	31.27	flying	200 Medley Relay (leg 3)	2024-05-19	2024 NBAC Spring LC Invitational Meet

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 · LCM

4884 points (6/6 events)

Event	Time	Points
400 FR LCM	4:22.23	872
200 BK LCM	2:16.28	851
200 BR LCM	2:47.81	657
200 FL LCM	2:18.66	801
200 IM LCM	2:20.60	829
400 IM LCM	4:53.95	874

IMR 15-16 · LCM

3727 points (5/5 events)

Event	Time	Points
200 FR LCM	2:06.64	798
100 BK LCM	1:05.37	753
100 BR LCM	1:19.31	605
100 FL LCM	1:03.61	742
200 IM LCM	2:20.60	829

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

PR splits

100 Freestyle SCY 53.57

26.05

27.52

Front half 26.05s · back half 27.52s

200 Freestyle SCY 1:54.27

26.76

29.18

29.35

28.98

Front half 55.94s · back half 58.33s

500 Freestyle SCY 4:59.11

27.15

29.60

29.97

30.19

30.52

30.73

30.54

30.66

29.23

Front half 147.43s · back half 151.68s

1000 Freestyle SCY 10:12.32

28.03

30.47

30.63

30.83

31.10

30.94

31.12

30.86

30.80

30.91

30.90

30.95

31.03

31.00

30.93

30.59

30.50

30.65

30.54

29.54

Front half 305.69s · back half 306.63s

1650 Freestyle SCY 17:12.08

28.41

30.81

31.20

30.87

31.21

31.18

31.64

31.33

31.40

31.32

31.07

31.64

31.34

31.20

31.69

31.47

31.53

31.56

31.62

31.76

31.74

31.57

31.56

31.32

31.93

31.51

31.19

31.49

31.72

31.75

31.52

30.71

29.82

100 Backstroke SCY 58.47

28.70

29.77

Front half 28.70s · back half 29.77s

200 Backstroke SCY 2:02.72

29.67

31.49

31.16

30.40

Front half 61.16s · back half 61.56s

100 Breaststroke SCY 1:12.12

34.34

37.78

Front half 34.34s · back half 37.78s

200 Breaststroke SCY 2:32.62

35.80

39.12

39.35

38.35

Front half 74.92s · back half 77.70s

100 Butterfly SCY 57.96 split/total mismatch

27.52

2.92

Front half 27.52s · back half 30.44s

200 Butterfly SCY 2:07.78

28.96

33.05

33.47

32.30

Front half 62.01s · back half 65.77s

100 Individual Medley SCY 1:03.42 split/total mismatch

28.85

5.72

Front half 28.85s · back half 34.57s

200 Individual Medley SCY 2:09.14

28.42

32.19

39.17

29.36

Front half 60.61s · back half 68.53s

400 Individual Medley SCY 4:27.63

28.42

31.86

33.37

32.62

41.07

40.44

30.78

29.07

Front half 126.27s · back half 141.36s

100 Freestyle LCM 1:00.82 split/total mismatch

29.36

2.10

Front half 29.36s · back half 31.46s

200 Freestyle LCM 2:06.64 split/total mismatch

30.09

32.43

32.26

31.86

800 Freestyle LCM 9:06.80 split/total mismatch

31.04

33.75

34.28

34.10

34.93

34.51

35.17

34.43

35.05

34.12

35.11

34.04

34.94

33.98

34.58

32.77

100 Backstroke LCM 1:05.37 split/total mismatch

31.95

1.47

Front half 31.95s · back half 33.42s

200 Backstroke LCM 2:16.28 split/total mismatch

32.72

35.08

34.65

33.83

100 Breaststroke LCM 1:19.31 split/total mismatch

38.07

3.17

Front half 38.07s · back half 41.24s

200 Breaststroke LCM 2:47.81 split/total mismatch

39.10

43.12

43.39

42.20

100 Butterfly LCM 1:03.61 split/total mismatch

30.59

2.43

Front half 30.59s · back half 33.02s

200 Butterfly LCM 2:18.66 split/total mismatch

32.14

35.77

35.73

35.02

400 Individual Medley LCM 4:53.95 split/total mismatch

31.26

35.10

36.52

36.69

43.73

43.94

33.86

32.85

Reaction time

fastest 0.67s average 0.700s slowest 0.75s 3 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 26.20 4 swims

100 Freestyle SCY 53.57 7 swims

200 Freestyle SCY 1:54.27 10 swims

500 Freestyle SCY 4:59.11 4 swims

1000 Freestyle SCY 10:12.32 1 swim

1650 Freestyle SCY 17:12.08 1 swim

50 Backstroke SCY 28.88 4 swims

100 Backstroke SCY 58.47 11 swims

200 Backstroke SCY 2:02.72 8 swims

50 Breaststroke SCY 40.38 2 swims

100 Breaststroke SCY 1:12.12 5 swims

200 Breaststroke SCY 2:32.62 3 swims

50 Butterfly SCY 27.48 2 swims

100 Butterfly SCY 57.96 6 swims

200 Butterfly SCY 2:07.78 6 swims

100 Individual Medley SCY 1:03.42 2 swims

200 Individual Medley SCY 2:09.14 8 swims

400 Individual Medley SCY 4:27.63 7 swims

50 Freestyle LCM 29.97 10 swims

100 Freestyle LCM 1:00.82 19 swims

200 Freestyle LCM 2:06.64 23 swims

400 Freestyle LCM 4:22.23 14 swims

800 Freestyle LCM 9:06.80 6 swims

1500 Freestyle LCM 17:23.41 4 swims

50 Backstroke LCM 33.88 6 swims

100 Backstroke LCM 1:05.37 28 swims

200 Backstroke LCM 2:16.28 25 swims

50 Breaststroke LCM 46.77 1 swim

100 Breaststroke LCM 1:19.31 17 swims

200 Breaststroke LCM 2:47.81 14 swims

50 Butterfly LCM 31.97 9 swims

100 Butterfly LCM 1:03.61 23 swims

200 Butterfly LCM 2:18.66 8 swims

200 Individual Medley LCM 2:20.60 21 swims

400 Individual Medley LCM 4:53.95 15 swims