Charlie Jackoboice

Mage 15FLNCSESTSZENSWORANSE

312 plausible swims · 43 meets · 2020-09-26 → 2026-07-12

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	22.52	AAA+0.83s to AAAA	2026-02-28	2026 SE Southeastern Winter SC Championships venue
100 Freestyle	SCY	49.86	AA+0.07s to AAA	2025-01-17	2025 TYR Mardi Gras Invite
200 Freestyle	SCY	1:52.71	AA+4.02s to AAA	2025-01-19	2025 TYR Mardi Gras Invite venue
500 Freestyle	SCY	5:29.08	BB+6.49s to A	2024-11-09	2024 Martha Bass invitational slow pool
50 Backstroke	SCY	26.84	AA+1.15s to AAA	2024-02-15	2024 SE Southeastern Summer LC Championships
100 Backstroke	SCY	59.63	BB+0.04s to A	2024-02-15	2024 SE Southeastern Summer LC Championships
200 Backstroke	SCY	2:25.26	B+4.27s to BB	2024-11-10	2024 Martha Bass invitational slow pool
50 Breaststroke	SCY	54.02	+16.53s to B	2021-02-26	SES 12&Under Region 1 Championships
100 Breaststroke	SCY	58.83	AAAA	2026-02-27	2026 SE Southeastern Winter SC Championships venue
200 Breaststroke	SCY	2:10.27	AAA+1.68s to AAAA	2026-02-28	2026 SE Southeastern Winter SC Championships venue
50 Butterfly	SCY	24.17	AAAA	2026-02-27	2026 SE Southeastern Winter SC Championships venue
100 Butterfly	SCY	53.38	AAA+1.89s to AAAA	2025-02-21	2025 SE Southeastern Winter SC Championships
200 Butterfly	SCY	2:21.61	BB+9.62s to A	2023-12-01	Ensworth Aquatics Holiday Classic 2023
100 Individual Medley	SCY	56.81		2025-11-07	TNAQ 2025 FALL INVITATIONAL
200 Individual Medley	SCY	2:01.28	AA+0.09s to AAA	2026-03-01	2026 SE Southeastern Winter SC Championships venue
400 Individual Medley	SCY	4:59.36	BB+15.17s to A	2024-10-26	October IMX Challenge venue
50 Freestyle	LCM	25.52	AAA+0.53s to AAAA	2025-08-01	2025 FL Southern Zone Age Group Championship venue
100 Freestyle	LCM	55.49	AAA+1.00s to AAAA	2025-07-20	2025 SE Southeastern Summer LC Championships venue
200 Freestyle	LCM	2:10.55	AA+4.76s to AAA	2026-05-16	2026 Officially Summer Invitational venue
400 Freestyle	LCM	5:08.56	BB+16.47s to A	2025-05-04	2025 ARENA Long Course venue
800 Freestyle	LCM	10:53.96	BB+50.07s to A	2025-05-02	2025 ARENA Long Course venue
50 Backstroke	LCM	30.81	AA+0.42s to AAA	2024-07-19	2024 SE Southeastern Summer LC Championships
100 Backstroke	LCM	1:12.08	BB+2.49s to A	2024-07-19	2024 SE Southeastern Summer LC Championships
50 Breaststroke	LCM	34.12	AA+0.63s to AAA	2026-07-12	2026 July Jam venue
100 Breaststroke	LCM	1:09.11	AAA+0.52s to AAAA	2026-06-18	2026 Tennessee Aquatics June Invitational
200 Breaststroke	LCM	2:27.70	AAAA	2026-06-18	2026 Tennessee Aquatics June Invitational
50 Butterfly	LCM	27.79	AAA+0.40s to AAAA	2024-07-19	2024 SE Southeastern Summer LC Championships
100 Butterfly	LCM	1:01.86	AA+0.17s to AAA	2025-07-20	2025 SE Southeastern Summer LC Championships venue
200 Butterfly	LCM	2:40.08	BB+9.49s to A	2026-05-16	2026 Officially Summer Invitational venue
200 Individual Medley	LCM	2:17.01	AAA+2.92s to AAAA	2025-07-20	2025 SE Southeastern Summer LC Championships venue
400 Individual Medley	LCM	5:35.49	BB+6.20s to A	2025-05-17	2025 Officially Summer Invitational venue

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

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
100 Freestyle	LCM	57.09	flying	400 Free Relay (leg 4)	2025-07-18	2025 SE Southeastern Summer LC Championships
100 Butterfly	LCM	1:02.06	flying	400 Medley Relay (leg 3)	2024-07-20	2024 SE Southeastern Summer 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

3762 points (6/6 events)

Event	Time	Points
500 FR SCY	5:29.08	591
200 BK SCY	2:25.26	442
200 BR SCY	2:10.27	889
200 FL SCY	2:21.61	503
200 IM SCY	2:01.28	812
400 IM SCY	4:59.36	525

IMR 15-16 · SCY

3949 points (5/5 events)

Event	Time	Points
200 FR SCY	1:52.71	740
100 BK SCY	59.63	614
100 BR SCY	58.83	942
100 FL SCY	53.38	841
200 IM SCY	2:01.28	812

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

PR splits

200 Freestyle SCY 1:52.71

25.51

28.57

29.39

29.24

Front half 54.08s · back half 58.63s

500 Freestyle SCY 5:29.08

29.52

32.43

32.90

33.40

34.19

33.64

34.34

33.43

33.47

31.76

Front half 162.44s · back half 166.64s

100 Backstroke SCY 59.63

29.06

30.57

Front half 29.06s · back half 30.57s

200 Backstroke SCY 2:25.26

35.43

35.80

37.68

36.35

Front half 71.23s · back half 74.03s

100 Breaststroke SCY 58.83

27.55

31.28

Front half 27.55s · back half 31.28s

200 Breaststroke SCY 2:10.27

28.24

31.90

34.55

35.58

Front half 60.14s · back half 70.13s

200 Butterfly SCY 2:21.61

29.65

34.81

36.77

40.38

Front half 64.46s · back half 77.15s

100 Individual Medley SCY 56.81 RT 0.63s

25.87

30.94

Front half 25.87s · back half 30.94s

200 Individual Medley SCY 2:01.28

25.57

30.35

35.07

30.29

Front half 55.92s · back half 65.36s

400 Individual Medley SCY 4:59.36

30.98

35.80

40.40

38.30

43.73

43.41

34.80

31.94

Front half 145.48s · back half 153.88s

100 Freestyle LCM 55.49

26.51

28.98

Front half 26.51s · back half 28.98s

200 Freestyle LCM 2:10.55

29.04

32.23

34.06

35.22

Front half 61.27s · back half 69.28s

400 Freestyle LCM 5:08.56

72.40

79.15

80.89

76.12

Front half 151.55s · back half 157.01s

800 Freestyle LCM 10:53.96

71.11

79.04

85.09

86.59

88.56

85.51

84.39

73.67

Front half 321.83s · back half 332.13s

100 Butterfly LCM 1:01.86

29.44

32.42

Front half 29.44s · back half 32.42s

200 Butterfly LCM 2:40.08

32.76

39.25

43.12

44.95

Front half 72.01s · back half 88.07s

200 Individual Medley LCM 2:17.01

28.88

35.81

40.68

31.64

Front half 64.69s · back half 72.32s

400 Individual Medley LCM 5:35.49

33.81

39.58

47.35

44.16

48.25

47.44

39.39

35.51

Front half 164.90s · back half 170.59s

Reaction time

fastest 0.47s average 0.600s slowest 0.65s 17 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 22.52 22 swims

100 Freestyle SCY 49.86 17 swims

200 Freestyle SCY 1:52.71 10 swims

500 Freestyle SCY 5:29.08 2 swims

50 Backstroke SCY 26.84 4 swims

100 Backstroke SCY 59.63 8 swims

200 Backstroke SCY 2:25.26 2 swims

50 Breaststroke SCY 54.02 3 swims

100 Breaststroke SCY 58.83 24 swims

200 Breaststroke SCY 2:10.27 12 swims

50 Butterfly SCY 24.17 5 swims

100 Butterfly SCY 53.38 24 swims

200 Butterfly SCY 2:21.61 2 swims

100 Individual Medley SCY 56.81 5 swims

200 Individual Medley SCY 2:01.28 14 swims

400 Individual Medley SCY 4:59.36 1 swim

50 Freestyle LCM 25.52 26 swims

100 Freestyle LCM 55.49 28 swims

200 Freestyle LCM 2:10.55 4 swims

400 Freestyle LCM 5:08.56 4 swims

800 Freestyle LCM 10:53.96 1 swim

50 Backstroke LCM 30.81 7 swims

100 Backstroke LCM 1:12.08 9 swims

50 Breaststroke LCM 34.12 5 swims

100 Breaststroke LCM 1:09.11 15 swims

200 Breaststroke LCM 2:27.70 8 swims

50 Butterfly LCM 27.79 10 swims

100 Butterfly LCM 1:01.86 24 swims

200 Butterfly LCM 2:40.08 4 swims

200 Individual Medley LCM 2:17.01 11 swims

400 Individual Medley LCM 5:35.49 1 swim