Nathan Walkington

Mage 16CZILINMNMTOZWIILSCST

119 plausible swims · 16 meets · 2024-03-07 → 2026-03-15

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	22.37	AAA+0.98s to AAAA	2026-03-13	2026 Speedo Sectionals (North) - West Fargo venue
100 Freestyle	SCY	48.67	AAA+1.88s to AAAA	2025-07-19	2025 ISI Summer Regional Championship - SCST venue
200 Freestyle	SCY	1:45.13	AAA+2.94s to AAAA	2026-03-14	2026 Speedo Sectionals (North) - West Fargo venue
500 Freestyle	SCY	4:43.31	AAA+5.52s to AAAA	2026-03-13	2026 Speedo Sectionals (North) - West Fargo venue
1000 Freestyle	SCY	10:03.54	AAA+24.65s to AAAA	2025-03-06	2025 SC Illinois Senior Championships venue
1650 Freestyle	SCY	17:16.53	AA+25.64s to AAA	2024-03-07	2024 IL Swimming SC Age Group Championships slow pool
50 Backstroke	SCY	25.30	AA+0.31s to AAA	2025-07-19	2025 ISI Summer Regional Championship - SCST venue
100 Backstroke	SCY	53.33	AA+0.04s to AAA	2026-03-07	2026 SC Illinois Senior Championships - copi venue
200 Backstroke	SCY	2:06.34	A+4.35s to AA	2024-07-13	2024 IL SCST Summer Regional Championships venue
50 Breaststroke	SCY	27.40	AAAA	2026-03-08	2026 SC Illinois Senior Championships - copi venue
100 Breaststroke	SCY	59.40	AAA+1.61s to AAAA	2026-03-06	2026 SC Illinois Senior Championships - copi venue
200 Breaststroke	SCY	2:08.94	AAA+3.65s to AAAA	2026-03-07	2026 SC Illinois Senior Championships - copi venue
50 Butterfly	SCY	23.48	AAAA	2026-03-13	2026 Speedo Sectionals (North) - West Fargo venue
100 Butterfly	SCY	52.27	AAA+1.78s to AAAA	2026-03-14	2026 Speedo Sectionals (North) - West Fargo venue
200 Butterfly	SCY	1:55.16	AAA+2.07s to AAAA	2026-03-08	2026 SC Illinois Senior Championships - copi venue
100 Individual Medley	SCY	55.77		2024-11-23	2024 Fall Western Great Lakes Open venue
200 Individual Medley	SCY	2:01.05	AA+2.16s to AAA	2024-11-22	2024 Fall Western Great Lakes Open venue
400 Individual Medley	SCY	4:05.88	AAA+2.89s to AAAA	2026-03-06	2026 SC Illinois Senior Championships - copi venue
50 Freestyle	LCM	27.22	A+0.13s to AA	2024-08-03	2024 Central Zone 14 & U Championship - ND venue
100 Freestyle	LCM	59.69	A+0.70s to AA	2024-07-25	2024 LC Illinois Senior Championships
200 Freestyle	LCM	2:09.06	AA+5.47s to AAA	2024-07-20	2024 IL Swimming LC Age Group Championships venue
400 Freestyle	LCM	4:23.07	AAA+11.38s to AAAA	2025-08-02	2025 LC Illinois Senior Championships venue
800 Freestyle	LCM	9:04.26	AAA+22.57s to AAAA	2025-07-31	2025 LC Illinois Senior Championships venue
1500 Freestyle	LCM	17:46.68	AA+15.09s to AAA	2024-08-04	2024 Central Zone 14 & U Championship - ND venue
200 Backstroke	LCM	2:21.11	AA+5.72s to AAA	2025-08-03	2025 LC Illinois Senior Championships venue
200 Breaststroke	LCM	2:41.94	A+1.45s to AA	2024-07-27	2024 LC Illinois Senior Championships venue
100 Butterfly	LCM	1:00.67	AA+0.18s to AAA	2025-08-01	2025 LC Illinois Senior Championships venue
200 Butterfly	LCM	2:15.86	AA+0.47s to AAA	2026-01-01	DePauw University
200 Individual Medley	LCM	2:15.22	AAA+2.83s to AAAA	2025-08-02	2025 LC Illinois Senior Championships venue
400 Individual Medley	LCM	4:44.84	AAA+2.75s to AAAA	2025-08-01	2025 LC Illinois Senior 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	23.08	flying	200 Medley Relay (leg 4)	2024-07-13	2024 IL SCST Summer Regional Championships
50 Freestyle	SCY	21.95	flying	200 Free Relay (leg 4)	2026-03-13	2026 Speedo Sectionals (North) - West Fargo
100 Freestyle	SCY	52.39	flying	400 Free Relay (leg 2)	2024-03-10	2024 IL Swimming SC Age Group Championships
200 Freestyle	SCY	1:48.97	flying	800 Free Relay (leg 4)	2026-03-06	2026 SC Illinois Senior Championships - copi
50 Breaststroke	SCY	27.08	flying	200 Medley Relay (leg 2)	2025-07-19	2025 ISI Summer Regional Championship - SCST
100 Breaststroke	SCY	1:02.17	flying	400 Medley Relay (leg 2)	2025-03-08	2025 SC Illinois Senior Championships
50 Freestyle	LCM	25.33	flying	200 Free Relay (leg 3)	2025-08-02	2025 LC Illinois Senior Championships
100 Freestyle	LCM	59.28	flying	400 Free Relay (leg 4)	2024-07-20	2024 IL Swimming LC Age Group Championships
200 Freestyle	LCM	2:07.30	flat	800 Free Relay	2025-08-01	2025 LC Illinois Senior Championships
200 Freestyle	LCM	2:07.76	flying	800 Free Relay (leg 4)	2024-07-19	2024 IL Swimming LC Age Group Championships
100 Breaststroke	LCM	1:11.82	flying	400 Medley Relay (leg 2)	2025-08-02	2025 LC Illinois Senior Championships
50 Butterfly	LCM	26.99	flying	200 Medley Relay (leg 3)	2025-08-03	2025 LC Illinois Senior Championships
100 Butterfly	LCM	1:04.04	flying	400 Medley Relay (leg 3)	2024-07-21	2024 IL Swimming LC Age Group 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

5218 points (6/6 events)

Event	Time	Points
500 FR SCY	4:43.31	927
200 BK SCY	2:06.34	672
200 BR SCY	2:08.94	917
200 FL SCY	1:55.16	937
200 IM SCY	2:01.05	817
400 IM SCY	4:05.88	948

IMR 15-16 · SCY

4399 points (5/5 events)

Event	Time	Points
200 FR SCY	1:45.13	913
100 BK SCY	53.33	858
100 BR SCY	59.40	916
100 FL SCY	52.27	895
200 IM SCY	2:01.05	817

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

PR splits

100 Freestyle SCY 48.67

23.28

25.39

Front half 23.28s · back half 25.39s

200 Freestyle SCY 1:45.13

24.15

26.91

27.23

26.84

Front half 51.06s · back half 54.07s

500 Freestyle SCY 4:43.31

25.50

28.24

28.55

29.01

29.03

28.71

29.18

29.25

28.68

27.16

Front half 140.33s · back half 142.98s

1000 Freestyle SCY 10:03.54

26.38

29.31

29.81

30.55

30.52

30.58

30.51

30.73

30.64

30.65

30.77

30.55

31.17

30.59

31.04

30.36

30.56

30.43

29.91

28.48

Front half 299.68s · back half 303.86s

1650 Freestyle SCY 17:16.53

27.85

30.72

31.07

30.76

31.31

31.48

31.44

31.21

31.86

31.62

31.75

31.88

31.60

31.78

31.74

31.52

31.44

31.64

31.72

31.67

31.41

31.82

31.87

31.78

31.91

31.49

32.07

31.86

31.81

31.43

31.48

31.14

30.40

100 Backstroke SCY 53.33

25.74

27.59

Front half 25.74s · back half 27.59s

200 Backstroke SCY 2:06.34

29.22

32.37

32.13

32.62

Front half 61.59s · back half 64.75s

100 Breaststroke SCY 59.40

28.18

31.22

Front half 28.18s · back half 31.22s

200 Breaststroke SCY 2:08.94

29.37

33.41

33.34

32.82

Front half 62.78s · back half 66.16s

100 Butterfly SCY 52.27

23.91

28.36

Front half 23.91s · back half 28.36s

200 Butterfly SCY 1:55.16

25.57

29.62

29.96

30.01

Front half 55.19s · back half 59.97s

100 Individual Medley SCY 55.77

26.19

29.58

Front half 26.19s · back half 29.58s

200 Individual Medley SCY 2:01.05

26.11

31.40

34.71

28.83

Front half 57.51s · back half 63.54s

400 Individual Medley SCY 4:05.88

25.40

29.67

31.89

32.20

34.88

35.14

29.43

27.27

Front half 119.16s · back half 126.72s

100 Freestyle LCM 59.69 split/total mismatch

28.33

3.03

Front half 28.33s · back half 31.36s

200 Freestyle LCM 2:09.06

29.66

33.60

33.04

32.76

Front half 63.26s · back half 65.80s

400 Freestyle LCM 4:23.07 RT 0.74s

29.47

32.90

34.04

33.74

34.14

33.94

33.70

31.14

Front half 130.15s · back half 132.92s

800 Freestyle LCM 9:04.26 RT 0.70s

28.93

32.46

34.15

33.84

34.49

34.39

34.52

34.58

34.71

34.66

35.04

34.93

34.42

34.98

33.23

Front half 267.36s · back half 276.90s

1500 Freestyle LCM 17:46.68

30.78

34.60

35.27

35.79

35.69

35.68

35.74

36.10

35.80

35.57

35.44

35.77

35.25

35.38

35.15

35.27

35.29

35.66

36.01

35.81

35.58

35.78

35.87

36.24

36.44

36.57

35.89

36.75

36.10

35.41

Front half 528.01s · back half 538.67s

200 Backstroke LCM 2:21.11 RT 0.58s

32.32

36.09

37.25

35.45

Front half 68.41s · back half 72.70s

200 Breaststroke LCM 2:41.94 RT 0.44s

36.33

41.05

41.81

42.75

Front half 77.38s · back half 84.56s

100 Butterfly LCM 1:00.67 RT 0.71s

28.05

32.62

Front half 28.05s · back half 32.62s

200 Butterfly LCM 2:15.86 split/total mismatch

30.02

4.94

0.25

0.46

Front half 34.96s · back half 100.90s

200 Individual Medley LCM 2:15.22 RT 0.72s

28.44

35.44

39.46

31.88

Front half 63.88s · back half 71.34s

400 Individual Medley LCM 4:44.84

28.47

34.36

37.35

38.47

40.11

40.63

33.12

32.33

Front half 138.65s · back half 146.19s

Reaction time

fastest 0.44s average 0.673s slowest 0.74s 12 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 22.37 4 swims

100 Freestyle SCY 48.67 3 swims

200 Freestyle SCY 1:45.13 6 swims

500 Freestyle SCY 4:43.31 9 swims

1000 Freestyle SCY 10:03.54 5 swims

1650 Freestyle SCY 17:16.53 1 swim

50 Backstroke SCY 25.30 1 swim

100 Backstroke SCY 53.33 3 swims

200 Backstroke SCY 2:06.34 1 swim

50 Breaststroke SCY 27.40 4 swims

100 Breaststroke SCY 59.40 5 swims

200 Breaststroke SCY 2:08.94 7 swims

50 Butterfly SCY 23.48 4 swims

100 Butterfly SCY 52.27 7 swims

200 Butterfly SCY 1:55.16 5 swims

100 Individual Medley SCY 55.77 2 swims

200 Individual Medley SCY 2:01.05 7 swims

400 Individual Medley SCY 4:05.88 9 swims

50 Freestyle LCM 27.22 1 swim

100 Freestyle LCM 59.69 2 swims

200 Freestyle LCM 2:09.06 2 swims

400 Freestyle LCM 4:23.07 4 swims

800 Freestyle LCM 9:04.26 3 swims

1500 Freestyle LCM 17:46.68 3 swims

200 Backstroke LCM 2:21.11 2 swims

200 Breaststroke LCM 2:41.94 1 swim

100 Butterfly LCM 1:00.67 3 swims

200 Butterfly LCM 2:15.86 4 swims

200 Individual Medley LCM 2:15.22 6 swims

400 Individual Medley LCM 4:44.84 5 swims