Charlie Dieveney

Mage 16EZMDGILLBANBACUN

417 plausible swims · 57 meets · 2016-06-26 → 2026-05-10

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	22.95	AA+0.56s to AAA	2025-11-15	2025 NBAC Thanksgiving Meet fast pool
100 Freestyle	SCY	51.21	AA+2.22s to AAA	2024-12-15	2024 NBAC 50th Annual Christmas Invitational venue
200 Freestyle	SCY	1:43.27	AAA+1.08s to AAAA	2025-12-12	2025 NBAC 51st Annual Christmas Invitational venue
500 Freestyle	SCY	4:34.81	AAAA	2026-02-21	2026 Speedo MD LSC Senior Champs venue
1000 Freestyle	SCY	9:27.09	AAAA	2026-02-19	2026 Speedo MD LSC Senior Champs venue
1650 Freestyle	SCY	16:04.97	AAAA	2025-12-14	2025 NBAC 51st Annual Christmas Invitational venue
50 Backstroke	SCY	29.65	B+0.06s to BB	2024-02-10	2024 LBA Last Chance Invite Meet venue
100 Backstroke	SCY	57.99	A+2.30s to AA	2025-10-19	2025 NBAC Fall Fastival Meet fast pool
200 Backstroke	SCY	2:03.62	A+1.63s to AA	2024-10-19	2024 NBAC Fall Fastival Meet fast pool
50 Breaststroke	SCY	30.64	A+0.45s to AA	2024-02-11	2024 LBA Last Chance Invite Meet venue
100 Breaststroke	SCY	58.70	AAA+0.91s to AAAA	2026-01-31	2026 MIAA A Swimming Championships venue
200 Breaststroke	SCY	2:06.83	AAA+1.54s to AAAA	2025-12-13	2025 NBAC 51st Annual Christmas Invitational venue
50 Butterfly	SCY	25.31	AA+0.32s to AAA	2025-11-16	2025 NBAC Thanksgiving Meet fast pool
100 Butterfly	SCY	55.71	A+0.42s to AA	2025-10-18	2025 NBAC Fall Fastival Meet fast pool
200 Butterfly	SCY	1:55.80	AAA+2.71s to AAAA	2024-12-15	2024 NBAC 50th Annual Christmas Invitational venue
100 Individual Medley	SCY	55.77		2025-11-15	2025 NBAC Thanksgiving Meet fast pool
200 Individual Medley	SCY	1:55.91	AAA+2.42s to AAAA	2025-12-13	2025 NBAC 51st Annual Christmas Invitational venue
400 Individual Medley	SCY	4:02.11	AAAA	2026-02-20	2026 Speedo MD LSC Senior Champs venue
50 Freestyle	LCM	27.25	A+0.16s to AA	2025-04-27	2025 NAAC Carol Chidester Invite venue
100 Freestyle	LCM	56.43	AAA+2.54s to AAAA	2025-07-13	2025 NBAC Mid Summer Classic venue
200 Freestyle	LCM	1:57.76	AAAA	2026-05-09	2026 NBAC Spring LC Invitational Meet venue
400 Freestyle	LCM	4:13.74	AAA+2.05s to AAAA	2025-08-01	2025 MD LSC LC Championships venue
800 Freestyle	LCM	8:41.59	AAAA	2025-07-10	2025 NBAC Mid Summer Classic venue
1500 Freestyle	LCM	16:43.65	AAAA	2025-08-02	2025 MD LSC LC Championships venue
50 Backstroke	LCM	31.96	A+0.87s to AA	2024-05-17	2024 NBAC Spring LC Invitational Meet venue
100 Backstroke	LCM	1:06.36	A+1.07s to AA	2026-05-10	2026 NBAC Spring LC Invitational Meet venue
200 Backstroke	LCM	2:22.34	A+0.85s to AA	2024-05-18	2024 NBAC Spring LC Invitational Meet venue
50 Breaststroke	LCM	33.40	AA+0.51s to AAA	2024-05-17	2024 NBAC Spring LC Invitational Meet venue
100 Breaststroke	LCM	1:10.29	AAA+2.90s to AAAA	2025-07-11	2025 NBAC Mid Summer Classic venue
200 Breaststroke	LCM	2:28.92	AAA+2.43s to AAAA	2026-05-10	2026 NBAC Spring LC Invitational Meet venue
50 Butterfly	LCM	29.86	A+0.37s to AA	2024-05-17	2024 NBAC Spring LC Invitational Meet venue
100 Butterfly	LCM	1:01.65	AA+1.16s to AAA	2025-07-11	2025 NBAC Mid Summer Classic venue
200 Butterfly	LCM	2:12.30	AAA+3.11s to AAAA	2025-07-30	2025 MD LSC LC Championships venue
200 Individual Medley	LCM	2:16.14	AAA+3.75s to AAAA	2025-08-02	2025 MD LSC LC Championships venue
400 Individual Medley	LCM	4:48.21	AAA+6.12s to AAAA	2025-07-31	2025 MD LSC LC Championships 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	28.97	flat	200 Free Relay	2021-11-20	2021 NBAC Thanksgiving Meet
100 Freestyle	SCY	58.61	flying	400 Free Relay (leg 3)	2023-03-11	2023 Speedo MD LSC JR Champs - FSC Site
50 Breaststroke	SCY	26.19	flying	200 Medley Relay (leg 2)	2026-01-31	2026 MIAA A Swimming Championships
100 Breaststroke	SCY	1:06.30	flying	400 Medley Relay (leg 2)	2024-03-02	2024 MD LSC 14 & U Championships
100 Freestyle	LCM	56.46	flat	400 Free Relay	2025-07-31	2025 MD LSC LC Championships
100 Freestyle	LCM	1:03.78	flying	400 Free Relay (leg 3)	2023-08-03	2023 Speedo Maryland Long Course Championship
100 Freestyle	LCM	54.84	flying	400 Medley Relay (leg 4)	2025-08-01	2025 MD LSC LC Championships
100 Breaststroke	LCM	1:11.68	flying	400 Medley Relay (leg 2)	2024-08-02	2024 MD LSC LC Championships

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

5542 points (6/6 events)

Event	Time	Points
500 FR SCY	4:34.81	1016
200 BK SCY	2:03.62	717
200 BR SCY	2:06.83	964
200 FL SCY	1:55.80	921
200 IM SCY	1:55.91	931
400 IM SCY	4:02.11	993

IMR 15-16 · LCM

4310 points (5/5 events)

Event	Time	Points
200 FR LCM	1:57.76	993
100 BK LCM	1:06.36	720
100 BR LCM	1:10.29	869
100 FL LCM	1:01.65	815
200 IM LCM	2:16.14	913

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

PR splits

100 Freestyle SCY 51.21

24.75

26.46

Front half 24.75s · back half 26.46s

200 Freestyle SCY 1:43.27

24.10

26.10

26.53

26.54

Front half 50.20s · back half 53.07s

500 Freestyle SCY 4:34.81

25.05

27.17

27.47

27.75

27.85

28.30

28.16

28.17

28.12

26.77

Front half 135.29s · back half 139.52s

1000 Freestyle SCY 9:27.09

25.78

27.60

28.19

28.25

28.39

28.51

28.36

28.41

28.58

28.52

28.51

28.64

28.52

28.66

28.70

28.85

28.80

28.81

28.67

28.34

Front half 280.59s · back half 286.50s

1650 Freestyle SCY 16:04.97

25.93

28.31

28.97

29.30

29.78

29.47

29.20

29.12

29.31

29.29

28.96

29.05

29.24

29.26

29.44

29.29

29.65

29.34

29.38

29.46

29.68

29.60

29.85

29.80

29.87

29.49

29.20

29.32

29.63

29.48

29.53

29.23

28.54

100 Backstroke SCY 57.99

28.67

29.32

Front half 28.67s · back half 29.32s

200 Backstroke SCY 2:03.62

29.08

30.61

31.58

32.35

Front half 59.69s · back half 63.93s

100 Breaststroke SCY 58.70

27.92

30.78

Front half 27.92s · back half 30.78s

200 Breaststroke SCY 2:06.83

28.66

31.61

33.09

33.47

Front half 60.27s · back half 66.56s

100 Butterfly SCY 55.71

26.81

28.90

Front half 26.81s · back half 28.90s

200 Butterfly SCY 1:55.80

26.10

29.16

30.45

30.09

Front half 55.26s · back half 60.54s

100 Individual Medley SCY 55.77

27.21

28.56

Front half 27.21s · back half 28.56s

200 Individual Medley SCY 1:55.91

25.66

30.37

32.99

26.89

Front half 56.03s · back half 59.88s

400 Individual Medley SCY 4:02.11

25.83

29.04

32.50

31.37

33.95

34.04

28.38

27.00

Front half 118.74s · back half 123.37s

100 Freestyle LCM 56.43

27.44

28.99

Front half 27.44s · back half 28.99s

200 Freestyle LCM 1:57.76

27.85

29.88

30.03

30.00

Front half 57.73s · back half 60.03s

400 Freestyle LCM 4:13.74

29.16

31.76

32.27

32.54

32.36

32.42

31.66

31.57

Front half 125.73s · back half 128.01s

800 Freestyle LCM 8:41.59

29.77

32.02

32.74

33.00

32.81

32.56

33.06

32.84

32.81

32.68

33.14

32.93

33.15

33.21

33.10

31.77

Front half 258.80s · back half 262.79s

1500 Freestyle LCM 16:43.65

30.29

33.09

34.14

33.93

34.22

34.16

34.14

34.16

33.99

33.42

33.50

33.54

33.82

33.61

33.89

33.56

33.67

32.93

33.29

33.41

33.93

33.31

33.18

33.56

33.48

33.49

32.70

33.40

33.32

32.52

Front half 503.90s · back half 499.75s

100 Backstroke LCM 1:06.36

33.07

33.29

Front half 33.07s · back half 33.29s

200 Backstroke LCM 2:22.34

34.05

35.33

36.34

36.62

Front half 69.38s · back half 72.96s

100 Breaststroke LCM 1:10.29

33.73

36.56

Front half 33.73s · back half 36.56s

200 Breaststroke LCM 2:28.92

33.55

37.06

38.94

39.37

Front half 70.61s · back half 78.31s

100 Butterfly LCM 1:01.65

29.37

32.28

Front half 29.37s · back half 32.28s

200 Butterfly LCM 2:12.30

30.19

32.72

34.30

35.09

Front half 62.91s · back half 69.39s

200 Individual Medley LCM 2:16.14

29.54

35.41

41.13

30.06

Front half 64.95s · back half 71.19s

400 Individual Medley LCM 4:48.21

29.99

34.51

38.70

37.88

41.70

41.03

32.86

31.54

Front half 141.08s · back half 147.13s

Reaction time

fastest 0.71s average 1.020s slowest 1.33s 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 22.95 13 swims

100 Freestyle SCY 51.21 12 swims

200 Freestyle SCY 1:43.27 14 swims

500 Freestyle SCY 4:34.81 19 swims

1000 Freestyle SCY 9:27.09 8 swims

1650 Freestyle SCY 16:04.97 10 swims

50 Backstroke SCY 29.65 7 swims

100 Backstroke SCY 57.99 8 swims

200 Backstroke SCY 2:03.62 8 swims

50 Breaststroke SCY 30.64 9 swims

100 Breaststroke SCY 58.70 23 swims

200 Breaststroke SCY 2:06.83 20 swims

50 Butterfly SCY 25.31 7 swims

100 Butterfly SCY 55.71 12 swims

200 Butterfly SCY 1:55.80 16 swims

100 Individual Medley SCY 55.77 6 swims

200 Individual Medley SCY 1:55.91 16 swims

400 Individual Medley SCY 4:02.11 14 swims

50 Freestyle LCM 27.25 8 swims

100 Freestyle LCM 56.43 13 swims

200 Freestyle LCM 1:57.76 19 swims

400 Freestyle LCM 4:13.74 14 swims

800 Freestyle LCM 8:41.59 6 swims

1500 Freestyle LCM 16:43.65 6 swims

50 Backstroke LCM 31.96 3 swims

100 Backstroke LCM 1:06.36 7 swims

200 Backstroke LCM 2:22.34 9 swims

50 Breaststroke LCM 33.40 8 swims

100 Breaststroke LCM 1:10.29 21 swims

200 Breaststroke LCM 2:28.92 21 swims

50 Butterfly LCM 29.86 5 swims

100 Butterfly LCM 1:01.65 7 swims

200 Butterfly LCM 2:12.30 11 swims

200 Individual Medley LCM 2:16.14 18 swims

400 Individual Medley LCM 4:48.21 13 swims