Joseph Shaffer

Mage 18CZMTOKSTBACKMSSF

156 plausible swims · 29 meets · 2021-07-23 → 2025-05-03

Personal records

EventCourseBest CutDateMeet
50 Freestyle SCY 23.88 BB+0.19s to A 2023-10-06 2023 Fall Invitational
100 Freestyle SCY 50.14 A+0.25s to AA 2024-12-22 King Marlin Pro-Am Classic venue
200 Freestyle SCY 1:51.64 A+1.45s to AA 2024-10-25 Arkansas Quad
500 Freestyle SCY 5:11.12 A+11.43s to AA 2023-03-04 2023 OKS Senior SCY State Championships venue
100 Backstroke SCY 1:00.90 B+0.01s to BB 2023-10-06 2023 Fall Invitational
50 Breaststroke SCY 26.96 AAA+0.27s to AAAA 2025-03-16 Region VIII Speedo Spring Sectionals venue
100 Breaststroke SCY 57.21 AAA+1.02s to AAAA 2025-03-15 Region VIII Speedo Spring Sectionals venue
200 Breaststroke SCY 2:03.20 AAA+1.01s to AAAA 2025-03-13 Region VIII Speedo Spring Sectionals venue
50 Butterfly SCY 23.80 AAA+0.61s to AAAA 2024-12-21 King Marlin Pro-Am Classic venue
100 Butterfly SCY 51.25 AAA+2.06s to AAAA 2025-03-14 Region VIII Speedo Spring Sectionals venue
200 Butterfly SCY 1:56.31 AA+0.42s to AAA 2024-12-22 King Marlin Pro-Am Classic venue
200 Individual Medley SCY 1:55.29 AAA+4.40s to AAAA 2025-03-13 Region VIII Speedo Spring Sectionals
400 Individual Medley SCY 4:19.87 AA+9.08s to AAA 2025-01-11 King Marlin Swim Club Winter Invitational
50 Freestyle LCM 26.06 AA+0.97s to AAA 2025-05-03 2025 KMSC Spring Twister
100 Freestyle LCM 58.94 A+1.25s to AA 2024-07-19 2024 OKS LCM State Championship
200 Freestyle LCM 2:13.62 BB+2.03s to A 2023-07-22 2023 OKS LCM State Championship venue
400 Freestyle LCM 4:32.68 A+3.69s to AA 2021-07-23 2021 OK LC State Championship
100 Backstroke LCM 1:11.16 BB+4.17s to A 2023-07-21 2023 OKS LCM State Championship venue
50 Breaststroke LCM 31.80 AAA+1.11s to AAAA 2024-03-17 Region VIII Speedo Spring Sectionals venue
100 Breaststroke LCM 1:06.49 AAA+1.20s to AAAA 2024-07-24 2024 Futures Championships - Austin
200 Breaststroke LCM 2:25.22 AAA+2.33s to AAAA 2024-03-14 Region VIII Speedo Spring Sectionals venue
50 Butterfly LCM 27.27 AAA+1.18s to AAAA 2024-03-14 Region VIII Speedo Spring Sectionals venue
100 Butterfly LCM 1:01.11 AA+2.22s to AAA 2024-03-15 Region VIII Speedo Spring Sectionals venue
200 Individual Medley LCM 2:18.54 AA+2.85s to AAA 2024-07-24 2024 Futures Championships - Austin

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

Fastest relay legs

LegCourseTime StartRelayDateMeet
50 Freestyle SCY 22.22 flying 200 Free Relay (leg 3) 2025-03-14 Region VIII Speedo Spring Sectionals
100 Freestyle SCY 49.05 flying 400 Free Relay (leg 4) 2025-03-15 Region VIII Speedo Spring Sectionals
50 Breaststroke SCY 26.16 flying 200 Medley Relay (leg 2) 2025-03-14 Region VIII Speedo Spring Sectionals
100 Breaststroke SCY 59.36 flying 400 Medley Relay (leg 2) 2025-03-16 Region VIII Speedo Spring Sectionals
50 Freestyle LCM 27.74 flying 200 Free Relay (leg 4) 2021-07-25 2021 OK LC State Championship
100 Freestyle LCM 58.61 flying 400 Free Relay (leg 4) 2024-03-16 Region VIII Speedo Spring Sectionals
50 Breaststroke LCM 30.65 flying 200 Medley Relay (leg 2) 2024-03-15 Region VIII Speedo Spring Sectionals
100 Breaststroke LCM 1:10.03 flying 400 Medley Relay (leg 2) 2024-03-17 Region VIII Speedo Spring Sectionals

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

4125 points (5/6 events — incomplete)

EventTime Points
500 FR SCY 5:11.12 671
200 BR SCY 2:03.20 963
200 FL SCY 1:56.31 841
200 IM SCY 1:55.29 882
400 IM SCY 4:19.87 768
200 BK SCY 0

IMR 17-18 · SCY

3936 points (5/5 events)

EventTime Points
200 FR SCY 1:51.64 722
100 BK SCY 1:00.90 517
100 BR SCY 57.21 937
100 FL SCY 51.25 878
200 IM SCY 1:55.29 882

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

PR splits

100 Freestyle SCY 50.14

24.15
25.99

Front half 24.15s · back half 25.99s

200 Freestyle SCY 1:51.64

26.08
28.29
28.77
28.50

Front half 54.37s · back half 57.27s

500 Freestyle SCY 5:11.12

27.11
30.47
31.97
31.36
31.34
31.85
31.94
32.07
31.84
31.17

Front half 152.25s · back half 158.87s

100 Backstroke SCY 1:00.90

29.30
31.60

Front half 29.30s · back half 31.60s

100 Breaststroke SCY 57.21 RT 0.70s

27.29
29.92

Front half 27.29s · back half 29.92s

200 Breaststroke SCY 2:03.20 RT 0.72s

27.90
30.45
32.02
32.83

Front half 58.35s · back half 64.85s

100 Butterfly SCY 51.25

24.15
27.10

Front half 24.15s · back half 27.10s

200 Butterfly SCY 1:56.31

25.75
29.84
29.80
30.92

Front half 55.59s · back half 60.72s

400 Individual Medley SCY 4:19.87

26.47
31.02
33.57
33.66
35.96
37.03
31.27
30.89

Front half 124.72s · back half 135.15s

200 Freestyle LCM 2:13.62

30.25
34.76
34.85
33.76

Front half 65.01s · back half 68.61s

400 Freestyle LCM 4:32.68 split/total mismatch

186.66
225.71
265.63
303.37
30.86
65.28
100.01
135.83

100 Backstroke LCM 1:11.16

33.84
37.32

Front half 33.84s · back half 37.32s

200 Breaststroke LCM 2:25.22 RT 0.76s

33.54
36.90
36.96
37.82

Front half 70.44s · back half 74.78s

100 Butterfly LCM 1:01.11 RT 0.76s

28.58
32.53

Front half 28.58s · back half 32.53s

Reaction time

fastest 0.69s average 0.729s slowest 0.76s 25 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 23.88 5 swims
100 Freestyle SCY 50.14 6 swims
200 Freestyle SCY 1:51.64 4 swims
500 Freestyle SCY 5:11.12 2 swims
100 Backstroke SCY 1:00.90 3 swims
50 Breaststroke SCY 26.96 8 swims
100 Breaststroke SCY 57.21 20 swims
200 Breaststroke SCY 2:03.20 14 swims
50 Butterfly SCY 23.80 4 swims
100 Butterfly SCY 51.25 9 swims
200 Butterfly SCY 1:56.31 3 swims
200 Individual Medley SCY 1:55.29 13 swims
400 Individual Medley SCY 4:19.87 3 swims
50 Freestyle LCM 26.06 4 swims
100 Freestyle LCM 58.94 7 swims
200 Freestyle LCM 2:13.62 2 swims
400 Freestyle LCM 4:32.68 3 swims
100 Backstroke LCM 1:11.16 4 swims
50 Breaststroke LCM 31.80 2 swims
100 Breaststroke LCM 1:06.49 15 swims
200 Breaststroke LCM 2:25.22 10 swims
50 Butterfly LCM 27.27 2 swims
100 Butterfly LCM 1:01.11 4 swims
200 Individual Medley LCM 2:18.54 9 swims