swimstats

Jerry Zhang

Mage 17MAMDACAESTNBACUNUN-MD

380 plausible swims · 59 meets · 2020-10-24 → 2026-05-03

Personal records

EventCourseBest CutDateMeet
50 Freestyle SCY 23.75 A+0.66s to AA 2024-01-06 2024 NBAC New Year's Kick - Off Meet fast pool
100 Freestyle SCY 52.36 A+1.97s to AA 2023-12-17 2023 NBAC Christmas Invitational venue
200 Freestyle SCY 1:54.37 A+3.18s to AA 2024-02-05 John deBarbadillo Invite
500 Freestyle SCY 5:03.60 A+1.91s to AA 2024-02-24 2024 MD LSC Senior Champs venue
1000 Freestyle SCY 10:32.98 A+0.99s to AA 2024-10-04 2024 ASC All Freestyle Meet venue
50 Backstroke SCY 28.48 BB+1.69s to A 2023-11-18 2023 NBAC Thanksgiving Meet venue
100 Backstroke SCY 1:00.44 BB+3.15s to A 2024-02-05 John deBarbadillo Invite
200 Backstroke SCY 2:08.06 BB+2.87s to A 2023-12-17 2023 NBAC Christmas Invitational venue
50 Breaststroke SCY 29.15 AA+0.86s to AAA 2024-02-05 John deBarbadillo Invite
100 Breaststroke SCY 1:04.06 A+1.97s to AA 2024-02-23 2024 MD LSC Senior Champs venue
200 Breaststroke SCY 2:18.24 A+3.35s to AA 2023-12-16 2023 NBAC Christmas Invitational venue
50 Butterfly SCY 26.04 A+0.45s to AA 2026-02-22 2026 Speedo MD LSC Senior Champs venue
100 Butterfly SCY 56.72 BB+0.03s to A 2026-01-01 2026 md lsc senior champs full results with splits
200 Butterfly SCY 2:12.26 BB+4.77s to A 2023-12-17 2023 NBAC Christmas Invitational venue
100 Individual Medley SCY 1:00.26 2026-01-17 2026 RAC Classic venue
200 Individual Medley SCY 2:06.46 A+3.57s to AA 2023-11-19 2023 NBAC Thanksgiving Meet venue
400 Individual Medley SCY 4:38.26 BB+2.27s to A 2024-02-05 John deBarbadillo Invite
50 Freestyle LCM 27.07 A+0.38s to AA 2023-07-08 2023 Sandbox Invitational venue
100 Freestyle LCM 59.43 A+1.34s to AA 2023-07-30 2023 Summer Junior Champs LCM Meet venue
200 Freestyle LCM 2:10.99 A+3.30s to AA 2024-05-18 2024 NBAC Spring LC Invitational Meet venue
400 Freestyle LCM 4:38.58 A+6.19s to AA 2024 NBAC Mid Summer Classic venue
800 Freestyle LCM 9:39.13 A+12.94s to AA 2024-07-05 2024 NBAC Mid Summer Classic venue
50 Backstroke LCM 33.64 BB+1.65s to A 2024-05-17 2024 NBAC Spring LC Invitational Meet venue
100 Backstroke LCM 1:11.02 BB+3.53s to A 2023-07-08 2023 Sandbox Invitational venue
200 Backstroke LCM 2:31.41 BB+4.32s to A 2025-07-31 2025 MD LSC LC Championships venue
50 Breaststroke LCM 33.36 AA+1.27s to AAA 2024-07-05 2024 NBAC Mid Summer Classic venue
100 Breaststroke LCM 1:15.50 BB+0.01s to A 2024-05-18 2024 NBAC Spring LC Invitational Meet venue
200 Breaststroke LCM 2:45.89 BB+1.20s to A 2025-08-01 2025 MD LSC LC Championships venue
50 Butterfly LCM 28.59 AA+0.90s to AAA 2025-07-31 2025 MD LSC LC Championships venue
100 Butterfly LCM 1:06.42 BB+1.23s to A 2024-07-06 2024 NBAC Mid Summer Classic venue
200 Butterfly LCM 2:42.91 B+5.42s to BB 2024-07-07 2024 NBAC Mid Summer Classic venue
200 Individual Medley LCM 2:25.74 A+3.35s to AA 2023-07-30 2023 Summer Junior Champs LCM Meet venue
400 Individual Medley LCM 5:17.61 A+11.92s to AA 2024-07-06 2024 NBAC Mid Summer Classic venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.

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

LegCourseTime StartRelayDateMeet
50 Freestyle SCY 24.28 flat 200 Free Relay 2024-10-19 2024 NBAC Fall Fastival Meet
50 Freestyle SCY 23.75 flying 200 Free Relay (leg 2) 2024-11-16 Harvest Festival 2024
100 Freestyle SCY 51.75 flying 400 Free Relay (leg 4) 2023-01-14 2022 Retriever Classic
50 Breaststroke SCY 30.22 flying 200 Medley Relay (leg 2) 2024-11-17 Harvest Festival 2024
100 Breaststroke SCY 1:05.78 flying 400 Medley Relay (leg 2) 2026-02-20 2026 Speedo MD LSC Senior Champs
100 Freestyle LCM 59.53 flying 400 Free Relay (leg 3) 2025-07-31 2025 MD LSC LC Championships
100 Breaststroke LCM 1:17.19 flying 400 Medley Relay (leg 2) 2025-08-01 2025 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 17-18 · SCY

3867 points (6/6 events)

EventTime Points
500 FR SCY 5:03.60 722
200 BK SCY 2:08.06 598
200 BR SCY 2:18.24 682
200 FL SCY 2:12.26 572
200 IM SCY 2:06.46 668
400 IM SCY 4:38.26 625

IMR 17-18 · SCY

3184 points (5/5 events)

EventTime Points
200 FR SCY 1:54.37 672
100 BK SCY 1:00.44 529
100 BR SCY 1:04.06 667
100 FL SCY 56.72 648
200 IM SCY 2:06.46 668

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

PR splits

100 Freestyle SCY 52.36

25.06
27.30

Front half 25.06s · back half 27.30s

200 Freestyle SCY 1:54.37 split/total mismatch

26.08
2.77
0.85
0.04

Front half 28.85s · back half 85.52s

500 Freestyle SCY 5:03.60

26.39
29.23
30.11
30.70
30.91
31.09
31.63
31.64
31.78
30.12

Front half 147.34s · back half 156.26s

1000 Freestyle SCY 10:32.98

28.11
30.85
31.40
32.09
32.04
32.28
31.98
32.17
32.31
32.32
32.22
32.32
32.21
32.38
31.64
32.00
31.70
31.87
31.30
29.79

Front half 315.55s · back half 317.43s

100 Backstroke SCY 1:00.44 split/total mismatch

29.64
1.16

Front half 29.64s · back half 30.80s

200 Backstroke SCY 2:08.06

30.26
31.97
33.00
32.83

Front half 62.23s · back half 65.83s

100 Breaststroke SCY 1:04.06

29.88
34.18

Front half 29.88s · back half 34.18s

200 Breaststroke SCY 2:18.24

30.95
34.70
36.21
36.38

Front half 65.65s · back half 72.59s

200 Butterfly SCY 2:12.26

28.61
32.87
35.25
35.53

Front half 61.48s · back half 70.78s

100 Individual Medley SCY 1:00.26

28.57
31.69

Front half 28.57s · back half 31.69s

200 Individual Medley SCY 2:06.46

27.37
31.86
36.53
30.70

Front half 59.23s · back half 67.23s

400 Individual Medley SCY 4:38.26 split/total mismatch

28.81
32.80
34.91
34.88
39.95
41.15
34.10
31.66

100 Freestyle LCM 59.43

28.57
30.86

Front half 28.57s · back half 30.86s

200 Freestyle LCM 2:10.99

30.48
32.52
34.19
33.80

Front half 63.00s · back half 67.99s

800 Freestyle LCM 9:39.13

30.02
32.52
32.91
36.60
36.00
36.30
37.05
37.18
37.67
37.52
38.28
37.86
38.05
37.63
37.80
35.74

Front half 278.58s · back half 300.55s

100 Backstroke LCM 1:11.02

34.32
36.70

Front half 34.32s · back half 36.70s

200 Backstroke LCM 2:31.41

34.73
38.57
38.84
39.27

Front half 73.30s · back half 78.11s

100 Breaststroke LCM 1:15.50

35.51
39.99

Front half 35.51s · back half 39.99s

200 Breaststroke LCM 2:45.89

36.86
40.43
43.34
45.26

Front half 77.29s · back half 88.60s

100 Butterfly LCM 1:06.42

31.53
34.89

Front half 31.53s · back half 34.89s

200 Butterfly LCM 2:42.91

73.87
44.03
45.01

200 Individual Medley LCM 2:25.74

31.48
37.41
42.65
34.20

Front half 68.89s · back half 76.85s

400 Individual Medley LCM 5:17.61

33.98
38.52
42.29
41.22
44.44
45.55
37.18
34.43

Front half 156.01s · back half 161.60s

Progression

Faster times are higher. One card per event, all courses & history.

50 Freestyle SCY 23.75 18 swims
100 Freestyle SCY 52.36 17 swims
200 Freestyle SCY 1:54.37 17 swims
500 Freestyle SCY 5:03.60 7 swims
1000 Freestyle SCY 10:32.98 3 swims
50 Backstroke SCY 28.48 4 swims
100 Backstroke SCY 1:00.44 19 swims
200 Backstroke SCY 2:08.06 12 swims
50 Breaststroke SCY 29.15 15 swims
100 Breaststroke SCY 1:04.06 19 swims
200 Breaststroke SCY 2:18.24 18 swims
50 Butterfly SCY 26.04 8 swims
100 Butterfly SCY 56.72 21 swims
200 Butterfly SCY 2:12.26 10 swims
100 Individual Medley SCY 1:00.26 8 swims
200 Individual Medley SCY 2:06.46 20 swims
400 Individual Medley SCY 4:38.26 8 swims
50 Freestyle LCM 27.07 14 swims
100 Freestyle LCM 59.43 15 swims
200 Freestyle LCM 2:10.99 13 swims
400 Freestyle LCM 4:38.58 5 swims
800 Freestyle LCM 9:39.13 2 swims
50 Backstroke LCM 33.64 3 swims
100 Backstroke LCM 1:11.02 12 swims
200 Backstroke LCM 2:31.41 7 swims
50 Breaststroke LCM 33.36 7 swims
100 Breaststroke LCM 1:15.50 15 swims
200 Breaststroke LCM 2:45.89 16 swims
50 Butterfly LCM 28.59 4 swims
100 Butterfly LCM 1:06.42 13 swims
200 Butterfly LCM 2:42.91 2 swims
200 Individual Medley LCM 2:25.74 19 swims
400 Individual Medley LCM 5:17.61 6 swims