swimstats

Serena Zhang

Fage 14PNUN-WAWAVEWEST

178 plausible swims · 30 meets · 2024-01-27 → 2026-06-21

Personal records

EventCourseBest CutDateMeet
50 Freestyle SCY 27.92 A+1.03s to AA 2025-12-07 2025 PN Fall Divisionals, Division 2 venue
100 Freestyle SCY 1:02.01 BB+1.12s to A 2025-12-06 2025 PN Fall Divisionals, Division 2 venue
200 Freestyle SCY 2:15.22 BB+3.33s to A 2025-12-07 2025 PN Fall Divisionals, Division 2 venue
500 Freestyle SCY 6:20.56 BB+27.17s to A 2026-01-10 2026 PN WEST IMX Intersquad venue
1000 Freestyle SCY 13:03.64 BB+53.25s to A 2025-10-17 2025 PN WEST October Freestyle Intrasquad venue
1650 Freestyle SCY 21:41.32 BB+79.63s to A 2025-10-17 2025 PN WEST October Freestyle Intrasquad venue
50 Backstroke SCY 34.55 B+0.56s to BB 2026-06-21 2026 PN SRST Summer Invitational - Approved venue
100 Backstroke SCY 1:12.26 B+0.57s to BB 2026-06-20 2026 PN SRST Summer Invitational - Approved venue
200 Backstroke SCY 2:36.78 B+0.89s to BB 2026-06-21 2026 PN SRST Summer Invitational - Approved venue
50 Breaststroke SCY 38.54 BB+2.45s to A 2025-11-23 2025 PN November AGI, Division 4 (WEST) venue
100 Breaststroke SCY 1:20.67 BB+4.58s to A 2025-03-08 2025 BBST Seize the Day Invitational venue
200 Breaststroke SCY 2:53.86 BB+10.07s to A 2025-11-23 2025 PN November AGI, Division 4 (WEST) venue
50 Butterfly SCY 32.12 BB+1.23s to A 2025-12-06 2025 PN Fall Divisionals, Division 2 venue
100 Butterfly SCY 1:19.56 +2.67s to B 2026-01-25 2026 PN BBST Aly Fell Memorial - Approved venue
200 Butterfly SCY 2:55.66 +4.27s to B 2026-01-10 2026 PN WEST IMX Intersquad venue
100 Individual Medley SCY 1:13.10 2024-12-14 2024 PN 14 & Under SC Champs venue
200 Individual Medley SCY 2:34.15 BB+6.26s to A 2026-06-20 2026 PN SRST Summer Invitational - Approved venue
400 Individual Medley SCY 5:37.23 BB+23.34s to A 2025-01-31 2025 PN WEST Single-Age Invitational venue
50 Freestyle LCM 32.19 BB+0.20s to A 2026-04-25 2026 PN SMAC Spring Showers LC Challenge venue
100 Freestyle LCM 1:11.75 BB+2.16s to A 2026-04-26 2026 PN SMAC Spring Showers LC Challenge venue
200 Freestyle LCM 2:46.16 B+3.17s to BB 2025-04-27 2025 PN KING Spring Derby venue
400 Freestyle LCM 5:42.46 BB+26.27s to A 2025-04-25 2025 PN KING Spring Derby venue
50 Backstroke LCM 43.41 +0.72s to B 2024-05-05 2024 PN BC May Flowers venue
100 Backstroke LCM 1:35.83 +5.84s to B 2024-05-04 2024 PN BC May Flowers venue
200 Backstroke LCM 3:11.77 B+11.68s to BB 2025-04-27 2025 PN KING Spring Derby venue
50 Breaststroke LCM 44.47 BB+3.38s to A 2026-04-25 2026 PN SMAC Spring Showers LC Challenge venue
100 Breaststroke LCM 1:35.17 B+0.08s to BB 2026-04-26 2026 PN SMAC Spring Showers LC Challenge venue
200 Breaststroke LCM 3:23.29 BB+14.00s to A 2026-04-25 2026 PN SMAC Spring Showers LC Challenge venue
50 Butterfly LCM 36.48 BB+2.19s to A 2026-04-26 2026 PN SMAC Spring Showers LC Challenge venue
100 Butterfly LCM 1:29.09 +1.70s to B 2025-04-26 2025 PN KING Spring Derby venue
200 Individual Medley LCM 3:01.44 BB+12.25s to A 2025-04-26 2025 PN KING Spring Derby venue
400 Individual Medley LCM 7:19.46 +20.97s to B 2024-07-12 2024 PN Chinook AG Seattle Open venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.

Fastest relay legs

LegCourseTime StartRelayDateMeet
50 Freestyle SCY 27.67 flying 200 Free Relay (leg 3) 2025-12-13 2025 PN 14&Under Short Course Champs-Approved
50 Freestyle SCY 27.79 flying 200 Medley Relay (leg 4) 2025-09-28 2025 PN IST Sockeye Sprints
100 Freestyle SCY 1:03.94 flying 400 Free Relay (leg 2) 2024-12-15 2024 PN 14 & Under SC Champs
100 Freestyle SCY 1:04.70 flying 400 Medley Relay (leg 4) 2024-12-14 2024 PN 14 & Under SC 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 13-14 · SCY

3110 points (6/6 events)

EventTime Points
500 FR SCY 6:20.56 536
200 BK SCY 2:36.78 504
200 BR SCY 2:53.86 559
200 FL SCY 2:55.66 390
200 IM SCY 2:34.15 583
400 IM SCY 5:37.23 538

IMR 13-14 · SCY

2648 points (5/5 events)

EventTime Points
200 FR SCY 2:15.22 619
100 BK SCY 1:12.26 508
100 BR SCY 1:20.67 559
100 FL SCY 1:19.56 379
200 IM SCY 2:34.15 583

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

PR splits

100 Freestyle SCY 1:02.01

29.92
32.09

Front half 29.92s · back half 32.09s

200 Freestyle SCY 2:15.22

30.43
34.63
35.91
34.25

Front half 65.06s · back half 70.16s

500 Freestyle SCY 6:20.56

33.38
37.46
38.89
39.02
38.84
39.60
38.77
39.63
38.84
36.13

Front half 187.59s · back half 192.97s

1000 Freestyle SCY 13:03.64

33.50
71.82
110.69
149.97
188.85
228.15
267.78
307.77
346.87
386.94
426.39
465.41
504.86
544.31
584.40
624.46
664.27
704.14
744.25
784.06
824.36
865.20
905.15
945.04
984.66
1025.21
1064.98
1105.02
1144.61
1184.99
1225.60
1264.65
783.64

1650 Freestyle SCY 21:41.32

33.50
38.32
38.87
39.28
38.88
39.30
39.63
39.99
39.10
40.07
39.45
39.02
39.45
39.45
40.09
40.06
39.81
39.87
40.11
39.81
40.30
40.84
39.95
39.89
39.62
40.55
39.77
40.04
39.59
40.38
40.61
39.05
36.67

100 Backstroke SCY 1:12.26

35.21
37.05

Front half 35.21s · back half 37.05s

200 Backstroke SCY 2:36.78

36.99
40.67
40.54
38.58

Front half 77.66s · back half 79.12s

100 Breaststroke SCY 1:20.67

38.92
41.75

Front half 38.92s · back half 41.75s

200 Breaststroke SCY 2:53.86

40.12
44.34
46.18
43.22

Front half 84.46s · back half 89.40s

100 Butterfly SCY 1:19.56

38.06
41.50

Front half 38.06s · back half 41.50s

200 Butterfly SCY 2:55.66

37.33
45.52
46.94
45.87

Front half 82.85s · back half 92.81s

100 Individual Medley SCY 1:13.10

34.37
38.73

Front half 34.37s · back half 38.73s

200 Individual Medley SCY 2:34.15

32.46
39.78
45.92
35.99

Front half 72.24s · back half 81.91s

400 Individual Medley SCY 5:37.23

35.33
46.50
43.76
43.53
45.39
48.20
38.03
36.49

Front half 169.12s · back half 168.11s

200 Freestyle LCM 2:46.16 RT 0.78s

37.44
88.14
40.58

400 Freestyle LCM 5:42.46 RT 0.79s

78.95
89.85
88.99
84.67

Front half 168.80s · back half 173.66s

200 Backstroke LCM 3:11.77 RT 0.86s

45.68
48.64
49.73
47.72

Front half 94.32s · back half 97.45s

200 Breaststroke LCM 3:23.29 RT 0.60s

97.29
106.00

Front half 97.29s · back half 106.00s

100 Butterfly LCM 1:29.09 RT 0.75s

40.02
49.07

Front half 40.02s · back half 49.07s

200 Individual Medley LCM 3:01.44 RT 0.77s

39.39
50.53
52.21
39.31

Front half 89.92s · back half 91.52s

400 Individual Medley LCM 7:19.46

106.42
119.90
114.99
98.15

Front half 226.32s · back half 213.14s

Reaction time

fastest 0.54s average 0.717s slowest 0.86s 15 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 27.92 15 swims
100 Freestyle SCY 1:02.01 12 swims
200 Freestyle SCY 2:15.22 12 swims
500 Freestyle SCY 6:20.56 7 swims
1000 Freestyle SCY 13:03.64 2 swims
1650 Freestyle SCY 21:41.32 2 swims
50 Backstroke SCY 34.55 3 swims
100 Backstroke SCY 1:12.26 8 swims
200 Backstroke SCY 2:36.78 3 swims
50 Breaststroke SCY 38.54 12 swims
100 Breaststroke SCY 1:20.67 12 swims
200 Breaststroke SCY 2:53.86 9 swims
50 Butterfly SCY 32.12 13 swims
100 Butterfly SCY 1:19.56 4 swims
200 Butterfly SCY 2:55.66 3 swims
100 Individual Medley SCY 1:13.10 10 swims
200 Individual Medley SCY 2:34.15 11 swims
400 Individual Medley SCY 5:37.23 3 swims
50 Freestyle LCM 32.19 7 swims
100 Freestyle LCM 1:11.75 4 swims
200 Freestyle LCM 2:46.16 1 swim
400 Freestyle LCM 5:42.46 2 swims
50 Backstroke LCM 43.41 1 swim
100 Backstroke LCM 1:35.83 1 swim
200 Backstroke LCM 3:11.77 1 swim
50 Breaststroke LCM 44.47 3 swims
100 Breaststroke LCM 1:35.17 4 swims
200 Breaststroke LCM 3:23.29 2 swims
50 Butterfly LCM 36.48 4 swims
100 Butterfly LCM 1:29.09 2 swims
200 Individual Medley LCM 3:01.44 4 swims
400 Individual Medley LCM 7:19.46 1 swim