Keira Jameson

Fage 18COFLMTSTUTPSASLCSLSLSSCUNUNATUNSLCUNSSC

524 plausible swims · 86 meets · 2018-11-16 → 2026-06-27

Personal records

Event	Course	Best	Cut	Date	Meet
25 Freestyle	SCY	14.31		2021-12-18	2022 UT SWMI Ano Nuevo Dual venue
50 Freestyle	SCY	27.72	BB+0.73s to A	2023-01-07	The Lords of the North Invite slow pool
100 Freestyle	SCY	59.40	BB+0.81s to A	2024-10-05	2024 PC Sprints venue
200 Freestyle	SCY	1:58.36	AA+1.57s to AAA	2025-12-04	2025 UT SC Senior Championships fast pool
500 Freestyle	SCY	5:17.20	AA+4.31s to AAA	2025-02-15	2025 UT 5A State OBS fast pool
1000 Freestyle	SCY	11:24.98	AA+29.39s to AAA	2024-10-26	Witchy Waters venue
1650 Freestyle	SCY	18:52.58	A+2.79s to AA	2024-10-26	Witchy Waters venue
50 Backstroke	SCY	31.72	BB+1.83s to A	2023-01-07	The Lords of the North Invite slow pool
100 Backstroke	SCY	1:03.66	A+2.57s to AA	2026-02-20	2026 UT 5A State OBS fast pool
200 Backstroke	SCY	2:19.89	BB+1.20s to A	2023-01-21	Fish Bowl Classic 2023 venue
25 Breaststroke	SCY	17.80		2021-12-18	2022 UT SWMI Ano Nuevo Dual venue
50 Breaststroke	SCY	35.20	BB+0.21s to A	2022-10-21	Dive Into The Unknown 2022 slow pool
100 Breaststroke	SCY	1:13.07	BB+0.08s to A	2023-03-02	2023 UT SC Age Group Championship venue
200 Breaststroke	SCY	2:34.99	A+3.10s to AA	2023-03-03	2023 UT SC Age Group Championship venue
25 Butterfly	SCY	13.88		2021-10-02	2021 UT SLC Timeless Classic slow pool
50 Butterfly	SCY	29.64	A+0.95s to AA	2020-03-05	2020 UT SC AG Championships venue
100 Butterfly	SCY	59.97	AA+1.98s to AAA	2024-04-03	2024 Western Zone SCY Senior Zones fast pool
200 Butterfly	SCY	2:12.52	AA+4.03s to AAA	2024-04-05	2024 Western Zone SCY Senior Zones fast pool
100 Individual Medley	SCY	1:07.31		2023-01-20	Fish Bowl Classic 2023 venue
200 Individual Medley	SCY	2:13.63	AA+3.14s to AAA	2023-02-18	5A State OBS fast pool
400 Individual Medley	SCY	4:38.88	AA+0.79s to AAA	2024-04-04	2024 Western Zone SCY Senior Zones fast pool
50 Freestyle	SCM	33.21	B+0.92s to BB	2020-09-11	2020 UT Masked Legends Meet venue
1500 Freestyle	SCM	21:17.42	B+7.93s to BB		2021 UT SLSL Miracle Mile venue
50 Breaststroke	SCM	39.52	BB+0.93s to A	2020-09-11	2020 UT Masked Legends Meet venue
100 Breaststroke	SCM	1:32.82	B+5.43s to BB	2020-10-02	2020 UT Masked Legends Meet II venue
200 Breaststroke	SCM	3:11.73	B+1.94s to BB	2020-10-02	2020 UT Masked Legends Meet II venue
25 Butterfly	SCM	16.52		2020-10-02	2020 UT Masked Legends Meet II venue
50 Butterfly	SCM	34.50	BB+1.41s to A	2020-10-02	2020 UT Masked Legends Meet II venue
100 Butterfly	SCM	1:18.26	B+2.47s to BB	2020-09-11	2020 UT Masked Legends Meet venue
200 Individual Medley	SCM	2:51.18	B+0.69s to BB	2020-09-11	2020 UT Masked Legends Meet venue
50 Freestyle	LCM	31.55	BB+0.56s to A	2026-06-27	2026 Planet Swim Summer Championships venue
100 Freestyle	LCM	1:10.35	BB+3.36s to A	2022-07-02	2022 CO Grand Junction Invitational venue
200 Freestyle	LCM	2:25.17	BB+0.08s to A	2022-07-01	2022 CO Grand Junction Invitational venue
400 Freestyle	LCM	4:43.21	AA+2.62s to AAA	2024-07-18	2024 LC SR CHAMPS venue
800 Freestyle	LCM	10:10.53	A+2.54s to AA	2025-07-12	2025 Utah Swimming LC Senior Championships venue
1500 Freestyle	LCM	19:11.16	AA+37.67s to AAA	2025-07-12	2025 Utah Swimming LC Senior Championships venue
50 Backstroke	LCM	36.07	BB+0.28s to A	2023-04-14	WFFM Long Course Kick Off venue
100 Backstroke	LCM	1:13.88	A+2.79s to AA	2022-06-30	2022 CO Grand Junction Invitational venue
200 Backstroke	LCM	2:40.57	A+6.08s to AA	2022-07-02	2022 CO Grand Junction Invitational venue
50 Breaststroke	LCM	42.42	BB+2.83s to A	2019-07-19	2019 UT LC Champs venue
100 Breaststroke	LCM	1:23.02	A+2.23s to AA	2022-07-20	2022 UT LC Champs venue
200 Breaststroke	LCM	2:58.25	A+1.86s to AA	2024-06-14	2024 UT CHAT INVITATIONAL venue
50 Butterfly	LCM	32.88	A+0.99s to AA	2025-07-10	2025 Utah Swimming LC Senior Championships venue
100 Butterfly	LCM	1:08.77	AA+2.58s to AAA	2024-06-13	2024 UT CHAT INVITATIONAL venue
200 Butterfly	LCM	2:33.60	A+0.61s to AA	2024-07-20	2024 LC SR CHAMPS venue
200 Individual Medley	LCM	2:32.74	AA+3.25s to AAA	2024-07-18	2024 LC SR CHAMPS venue
400 Individual Medley	LCM	5:23.47	AA+4.18s to AAA	2024-07-19	2024 LC SR CHAMPS venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.

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	26.62	flat	200 Free Relay	2023-04-01	2023 Western Zone SCY Senior Zones
50 Freestyle	SCY	24.77	flying	200 Free Relay (leg 4)	2024-04-06	2024 Western Zone SCY Senior Zones
100 Freestyle	SCY	58.57	flat	400 Free Relay	2023-12-02	2023-24 Utah Swimming SC Senior Championship
100 Freestyle	SCY	55.41	flying	400 Free Relay (leg 4)	2023-03-04	2023 UT SC Age Group Championship
50 Breaststroke	SCY	33.24	flying	200 Medley Relay (leg 2)	2023-03-03	2023 UT SC Age Group Championship
100 Breaststroke	SCY	1:16.37	flying	400 Medley Relay (leg 2)	2023-11-30	2023-24 Utah Swimming SC Senior Championship
50 Butterfly	SCY	27.95	flying	200 Medley Relay (leg 3)	2025-12-04	2025 UT SC Senior Championships
100 Butterfly	SCY	1:01.13	flying	400 Medley Relay (leg 3)	2024-12-05	2024 Utah Swimming SC Senior Championship
50 Freestyle	LCM	30.06	flying	200 Free Relay (leg 4)	2024-07-20	2024 LC SR CHAMPS
100 Freestyle	LCM	1:06.94	flat	400 Free Relay	2022-07-22	2022 UT LC Champs
100 Freestyle	LCM	1:10.15	flying	400 Free Relay (leg 3)	2021-07-22	2021 UT LC Champs
50 Breaststroke	LCM	38.12	flying	200 Medley Relay (leg 2)	2022-07-20	2022 UT LC Champs
100 Breaststroke	LCM	1:25.56	flying	400 Medley Relay (leg 2)	2022-07-19	2022 UT LC Champs
50 Butterfly	LCM	30.92	flying	200 Medley Relay (leg 3)	2024-07-19	2024 LC SR CHAMPS
100 Butterfly	LCM	1:10.05	flying	400 Medley Relay (leg 3)	2024-07-18	2024 LC SR CHAMPS

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 17-18 · SCY

4545 points (6/6 events)

Event	Time	Points
500 FR SCY	5:17.20	824
200 BK SCY	2:19.89	616
200 BR SCY	2:34.99	713
200 FL SCY	2:12.52	781
200 IM SCY	2:13.63	773
400 IM SCY	4:38.88	838

IMR 17-18 · SCY

3666 points (5/5 events)

Event	Time	Points
200 FR SCY	1:58.36	811
100 BK SCY	1:03.66	644
100 BR SCY	1:13.07	659
100 FL SCY	59.97	779
200 IM SCY	2:13.63	773

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

PR splits

100 Freestyle SCY 59.40

28.76

30.64

Front half 28.76s · back half 30.64s

200 Freestyle SCY 1:58.36

27.38

29.29

30.61

31.08

Front half 56.67s · back half 61.69s

500 Freestyle SCY 5:17.20 RT 0.66s

29.00

31.19

32.23

31.67

31.84

32.16

32.29

32.52

32.60

31.70

Front half 155.93s · back half 161.27s

1650 Freestyle SCY 18:52.58

32.11

34.80

34.99

34.10

34.26

34.39

34.13

34.38

34.28

34.05

34.43

34.72

34.21

34.45

34.23

34.46

34.20

34.25

34.33

34.55

34.35

34.31

34.22

35.02

34.62

34.52

35.03

34.53

34.49

34.67

34.15

33.14

100 Backstroke SCY 1:03.66

30.60

33.06

Front half 30.60s · back half 33.06s

200 Backstroke SCY 2:19.89

33.66

36.02

35.36

34.85

Front half 69.68s · back half 70.21s

100 Breaststroke SCY 1:13.07

34.90

38.17

Front half 34.90s · back half 38.17s

200 Breaststroke SCY 2:34.99

35.12

38.87

40.19

40.81

Front half 73.99s · back half 81.00s

100 Butterfly SCY 59.97

28.01

31.96

Front half 28.01s · back half 31.96s

200 Butterfly SCY 2:12.52

29.65

33.18

34.32

35.37

Front half 62.83s · back half 69.69s

100 Individual Medley SCY 1:07.31

31.18

36.13

Front half 31.18s · back half 36.13s

200 Individual Medley SCY 2:13.63 RT 0.73s

29.07

33.77

38.87

31.92

Front half 62.84s · back half 70.79s

400 Individual Medley SCY 4:38.88

29.45

33.44

36.60

35.09

40.24

40.28

32.86

30.92

Front half 134.58s · back half 144.30s

100 Freestyle LCM 1:10.35

35.06

35.29

Front half 35.06s · back half 35.29s

200 Freestyle LCM 2:25.17

34.63

37.43

37.69

35.42

Front half 72.06s · back half 73.11s

400 Freestyle LCM 4:43.21

32.82

35.44

35.68

36.07

35.83

35.78

36.14

35.45

Front half 140.01s · back half 143.20s

1500 Freestyle LCM 19:11.16

34.21

37.25

38.38

38.17

38.34

38.78

39.01

38.92

39.24

38.39

38.00

38.03

38.33

38.65

38.45

39.25

38.74

38.90

38.81

38.64

38.72

38.64

38.29

38.63

38.54

38.51

38.35

38.84

37.77

Front half 572.08s · back half 579.08s

200 Backstroke LCM 2:40.57

39.36

41.90

39.66

39.65

Front half 81.26s · back half 79.31s

100 Breaststroke LCM 1:23.02

39.80

43.22

Front half 39.80s · back half 43.22s

200 Breaststroke LCM 2:58.25

41.04

46.32

44.99

45.90

Front half 87.36s · back half 90.89s

100 Butterfly LCM 1:08.77

32.42

36.35

Front half 32.42s · back half 36.35s

200 Butterfly LCM 2:33.60

33.45

39.77

39.01

41.37

Front half 73.22s · back half 80.38s

200 Individual Medley LCM 2:32.74

31.98

40.20

45.39

35.17

Front half 72.18s · back half 80.56s

400 Individual Medley LCM 5:23.47

32.35

38.03

42.34

41.53

47.08

46.72

37.64

37.78

Front half 154.25s · back half 169.22s

Reaction time

fastest 0.47s average 0.635s slowest 0.78s 13 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.

25 Freestyle SCY 14.31 1 swim

50 Freestyle SCY 27.72 10 swims

100 Freestyle SCY 59.40 17 swims

200 Freestyle SCY 1:58.36 13 swims

500 Freestyle SCY 5:17.20 20 swims

1000 Freestyle SCY 11:24.98 4 swims

1650 Freestyle SCY 18:52.58 7 swims

50 Backstroke SCY 31.72 4 swims

100 Backstroke SCY 1:03.66 16 swims

200 Backstroke SCY 2:19.89 11 swims

25 Breaststroke SCY 17.80 1 swim

50 Breaststroke SCY 35.20 9 swims

100 Breaststroke SCY 1:13.07 17 swims

200 Breaststroke SCY 2:34.99 20 swims

25 Butterfly SCY 13.88 2 swims

50 Butterfly SCY 29.64 8 swims

100 Butterfly SCY 59.97 34 swims

200 Butterfly SCY 2:12.52 34 swims

100 Individual Medley SCY 1:07.31 6 swims

200 Individual Medley SCY 2:13.63 31 swims

400 Individual Medley SCY 4:38.88 24 swims

50 Freestyle SCM 33.21 1 swim

1500 Freestyle SCM 21:17.42 0 swims

50 Breaststroke SCM 39.52 1 swim

100 Breaststroke SCM 1:32.82 1 swim

200 Breaststroke SCM 3:11.73 1 swim

25 Butterfly SCM 16.52 1 swim

50 Butterfly SCM 34.50 1 swim

100 Butterfly SCM 1:18.26 1 swim

200 Individual Medley SCM 2:51.18 1 swim

50 Freestyle LCM 31.55 13 swims

100 Freestyle LCM 1:10.35 8 swims

200 Freestyle LCM 2:25.17 15 swims

400 Freestyle LCM 4:43.21 16 swims

800 Freestyle LCM 10:10.53 3 swims

1500 Freestyle LCM 19:11.16 5 swims

50 Backstroke LCM 36.07 4 swims

100 Backstroke LCM 1:13.88 16 swims

200 Backstroke LCM 2:40.57 11 swims

50 Breaststroke LCM 42.42 3 swims

100 Breaststroke LCM 1:23.02 18 swims

200 Breaststroke LCM 2:58.25 18 swims

50 Butterfly LCM 32.88 4 swims

100 Butterfly LCM 1:08.77 22 swims

200 Butterfly LCM 2:33.60 23 swims

200 Individual Medley LCM 2:32.74 21 swims

400 Individual Medley LCM 5:23.47 24 swims