swimstats

Christopher Yu

Mage 16EZMAMDCAAESTHOCOMCDUN-MD

406 plausible swims · 80 meets · 2016-05-01 → 2026-05-31

Personal records

EventCourseBest CutDateMeet
50 Freestyle SCY 23.78 A+0.39s to AA 2026-02-21 2026 Speedo MD LSC Senior Champs venue
100 Freestyle SCY 54.07 BB+0.58s to A 2026-01-09 EST SPEEDO Mid-Winter Invite
200 Freestyle SCY 1:53.49 A+1.50s to AA 2025-12-13 2025 ASC Holiday Invitational venue
500 Freestyle SCY 5:26.57 BB+9.08s to A 2024-12-29 2024 Speedo IMX Distance Challenge venue
1000 Freestyle SCY 11:06.10 BB+4.51s to A 2024 FSC & EST Distance Dual venue
1650 Freestyle SCY 18:23.33 BB+0.54s to A 2024-11-09 2024 FSC & EST Distance Dual venue
50 Backstroke SCY 36.69 +4.90s to B 2022-11-20 2022 NBAC Thanksgiving Meet fast pool
100 Backstroke SCY 1:13.46 +5.67s to B 2023-12-09 2023 ASC Holiday Invitational venue
200 Backstroke SCY 2:34.57 +6.08s to B 2024-01-20 LIve MAS Invitational venue
50 Breaststroke SCY 28.59 AAA+1.00s to AAAA 2026-02-21 2026 Speedo MD LSC Senior Champs venue
100 Breaststroke SCY 1:02.55 AA+2.06s to AAA 2026-01-31 2026 MIAA A Swimming Championships venue
200 Breaststroke SCY 2:14.86 AA+3.57s to AAA 2025-10-04 2025 Eagle Swim Team Senior Invite venue
50 Butterfly SCY 27.94 BB+0.75s to A 2025-11-13 MERC and CC November Invite
100 Butterfly SCY 1:02.33 BB+4.64s to A 2026-01-09 EST SPEEDO Mid-Winter Invite
200 Butterfly SCY 2:23.38 B+3.39s to BB 2026-01-10 EST SPEEDO Mid-Winter Invite fast pool
100 Individual Medley SCY 59.40 2025-12-13 2025 ASC Holiday Invitational venue
200 Individual Medley SCY 2:10.34 BB+0.65s to A 2025-10-04 2025 Eagle Swim Team Senior Invite venue
400 Individual Medley SCY 4:47.37 BB+9.68s to A 2025-10-05 2025 Eagle Swim Team Senior Invite venue
50 Freestyle LCM 27.08 AA+1.19s to AAA 2026-03-28 2026 Speedo Sectional Championship venue
100 Freestyle LCM 1:01.23 A+2.24s to AA 2026-04-18 2026 EST Spring Into Long Course venue
200 Freestyle LCM 2:14.54 A+5.35s to AA 2025-07-11 2025 Sandbox Invitational venue
400 Freestyle LCM 4:51.98 BB+4.39s to A 2025-06-01 2025 Eagle Swim Team Speedo Sizzler venue
800 Freestyle LCM 10:29.60 BB+33.41s to A 2024-05-31 2024 Eagle Swim Team Speedo Sizzler venue
50 Backstroke LCM 43.56 +5.67s to B 2021-07-31 2021 MD LSC Summer Championships venue
100 Backstroke LCM 1:20.17 +0.68s to B 2025-05-30 2025 Eagle Swim Team Speedo Sizzler
200 Backstroke LCM 2:55.45 +3.16s to B 2024-05-11 Mercersburg and CCY LCM Invite
50 Breaststroke LCM 33.52 AA+0.63s to AAA 2025-08-02 2025 MD LSC LC Championships venue
100 Breaststroke LCM 1:11.44 AA+0.85s to AAA 2025-07-11 2025 Sandbox Invitational venue
200 Breaststroke LCM 2:38.78 AA+5.29s to AAA 2025-08-01 2025 MD LSC LC Championships venue
50 Butterfly LCM 30.27 A+0.78s to AA 2026-01-01 est sizzler 2026 results 1
100 Butterfly LCM 1:13.65 B+2.16s to BB 2026-04-18 2026 EST Spring Into Long Course venue
200 Butterfly LCM 3:00.13 +7.84s to B 2024-05-11 Mercersburg and CCY LCM Invite
200 Individual Medley LCM 2:31.90 BB+0.61s to A 2025-08-02 2025 MD LSC LC Championships venue
400 Individual Medley LCM 5:34.74 BB+12.35s to A 2024-07-06 2024 Sandbox Invitational venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.

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 Breaststroke SCY 30.08 flying 200 Medley Relay (leg 2) 2024-02-29 2024 MD LSC 14 & U Championships
100 Breaststroke SCY 1:06.97 flying 400 Medley Relay (leg 2) 2024-03-02 2024 MD LSC 14 & U Championships
100 Breaststroke LCM 1:37.52 flying 400 Medley Relay (leg 2) 2021-07-31 2021 MD LSC Summer 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

3506 points (6/6 events)

EventTime Points
500 FR SCY 5:26.57 605
200 BK SCY 2:34.57 367
200 BR SCY 2:14.86 801
200 FL SCY 2:23.38 485
200 IM SCY 2:10.34 654
400 IM SCY 4:47.37 594

IMR 15-16 · LCM

3036 points (5/5 events)

EventTime Points
200 FR LCM 2:14.54 665
100 BK LCM 1:20.17 408
100 BR LCM 1:11.44 828
100 FL LCM 1:13.65 478
200 IM LCM 2:31.90 657

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

PR splits

100 Freestyle SCY 54.07 split/total mismatch

25.62
2.83

Front half 25.62s · back half 28.45s

200 Freestyle SCY 1:53.49

25.99
28.80
29.56
29.14

Front half 54.79s · back half 58.70s

500 Freestyle SCY 5:26.57

27.30
31.13
32.54
33.73
34.15
33.90
33.74
33.94
34.11
32.03

Front half 158.85s · back half 167.72s

1650 Freestyle SCY 18:23.33

27.81
31.38
33.14
33.46
32.46
33.74
33.63
34.46
33.61
33.46
33.86
34.49
33.66
34.51
34.15
33.65
33.68
33.77
33.65
33.53
34.01
33.57
34.08
33.82
34.22
33.51
33.92
34.63
33.25
32.84
34.05
34.05
31.28

100 Backstroke SCY 1:13.46

35.38
38.08

Front half 35.38s · back half 38.08s

200 Backstroke SCY 2:34.57

36.32
39.32
39.85
39.08

Front half 75.64s · back half 78.93s

50 Breaststroke SCY 28.59

28.59
28.59

100 Breaststroke SCY 1:02.55

29.75
32.80

Front half 29.75s · back half 32.80s

200 Breaststroke SCY 2:14.86

29.54
35.01
34.87
35.44

Front half 64.55s · back half 70.31s

100 Butterfly SCY 1:02.33 split/total mismatch

28.50
5.33

Front half 28.50s · back half 33.83s

200 Butterfly SCY 2:23.38

30.11
35.39
38.56
39.32

Front half 65.50s · back half 77.88s

100 Individual Medley SCY 59.40

29.00
30.40

Front half 29.00s · back half 30.40s

200 Individual Medley SCY 2:10.34

28.13
36.96
35.17
30.08

Front half 65.09s · back half 65.25s

400 Individual Medley SCY 4:47.37

28.80
34.45
39.11
38.70
38.48
40.03
35.03
32.77

Front half 141.06s · back half 146.31s

100 Freestyle LCM 1:01.23

28.77
32.46

Front half 28.77s · back half 32.46s

200 Freestyle LCM 2:14.54

30.98
34.68
34.63
34.25

Front half 65.66s · back half 68.88s

400 Freestyle LCM 4:51.98

31.42
36.46
36.95
38.19
36.66
38.92
36.28
37.10

Front half 143.02s · back half 148.96s

800 Freestyle LCM 10:29.60

32.28
37.57
38.92
39.82
40.12
40.21
40.73
39.46
41.35
40.99
39.42
39.86
41.25
39.37
40.39
37.86

Front half 309.11s · back half 320.49s

200 Backstroke LCM 2:55.45 split/total mismatch

40.54
45.50
45.56
43.85

100 Breaststroke LCM 1:11.44

33.49
37.95

Front half 33.49s · back half 37.95s

200 Breaststroke LCM 2:38.78

35.49
39.37
42.20
41.72

Front half 74.86s · back half 83.92s

100 Butterfly LCM 1:13.65

34.46
39.19

Front half 34.46s · back half 39.19s

200 Butterfly LCM 3:00.13 split/total mismatch

49.28
0.32

Front half 49.28s · back half 130.85s

200 Individual Medley LCM 2:31.90

32.17
42.81
42.30
34.62

Front half 74.98s · back half 76.92s

400 Individual Medley LCM 5:34.74

35.67
44.66
46.91
46.31
42.23
44.43
38.29
36.24

Front half 173.55s · back half 161.19s

Progression

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

50 Freestyle SCY 23.78 21 swims
100 Freestyle SCY 54.07 25 swims
200 Freestyle SCY 1:53.49 23 swims
500 Freestyle SCY 5:26.57 8 swims
1000 Freestyle SCY 11:06.10 0 swims
1650 Freestyle SCY 18:23.33 1 swim
50 Backstroke SCY 36.69 4 swims
100 Backstroke SCY 1:13.46 8 swims
200 Backstroke SCY 2:34.57 6 swims
50 Breaststroke SCY 28.59 17 swims
100 Breaststroke SCY 1:02.55 31 swims
200 Breaststroke SCY 2:14.86 29 swims
50 Butterfly SCY 27.94 8 swims
100 Butterfly SCY 1:02.33 11 swims
200 Butterfly SCY 2:23.38 5 swims
100 Individual Medley SCY 59.40 11 swims
200 Individual Medley SCY 2:10.34 24 swims
400 Individual Medley SCY 4:47.37 11 swims
50 Freestyle LCM 27.08 15 swims
100 Freestyle LCM 1:01.23 17 swims
200 Freestyle LCM 2:14.54 11 swims
400 Freestyle LCM 4:51.98 9 swims
800 Freestyle LCM 10:29.60 2 swims
50 Backstroke LCM 43.56 3 swims
100 Backstroke LCM 1:20.17 11 swims
200 Backstroke LCM 2:55.45 3 swims
50 Breaststroke LCM 33.52 6 swims
100 Breaststroke LCM 1:11.44 28 swims
200 Breaststroke LCM 2:38.78 21 swims
50 Butterfly LCM 30.27 4 swims
100 Butterfly LCM 1:13.65 9 swims
200 Butterfly LCM 3:00.13 2 swims
200 Individual Medley LCM 2:31.90 16 swims
400 Individual Medley LCM 5:34.74 3 swims