Brian Do

Mage 16CCHIMTPCPCQSSSCSCUNUN-05

145 plausible swims · 17 meets · 2023-12-08 → 2026-06-28

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	23.09	AA+0.70s to AAA·Sectionals ✓+1.80s to Futures	2026-01-17	Cal Invitational Swim Meet venue
100 Freestyle	SCY	48.65	AAA+1.86s to AAAA·Sectionals ✓+2.26s to Futures	2026-01-18	Cal Invitational Swim Meet venue
200 Freestyle	SCY	1:42.72	AAA+0.53s to AAAA·Sectionals ✓+1.13s to Futures	2026-02-27	2026 CA NV Speedo Sect @ CCA venue
500 Freestyle	SCY	4:42.05	AAA+4.26s to AAAA·Sectionals ✓+4.96s to Futures	2026-02-28	2026 CA NV Speedo Sect @ CCA venue
1000 Freestyle	SCY	9:58.79	AAA+19.90s to AAAA·Sectionals ✓+24.50s to Futures	2026-03-01	2026 CA NV Speedo Sect @ CCA venue
1650 Freestyle	SCY	16:14.94	AAA+9.95s to AAAA·Sectionals ✓+9.45s to Futures	2026-02-26	2026 CA NV Speedo Sect @ CCA venue
50 Backstroke	SCY	27.46	BB+0.17s to A·+3.77s to Futures	2026-02-14	2026 Santa Clara Senior Champs venue
100 Breaststroke	SCY	1:04.12	A+0.93s to AA·+0.93s to Sectionals	2026-01-18	Cal Invitational Swim Meet venue
200 Breaststroke	SCY	2:22.13	A+4.84s to AA·+4.84s to Sectionals	2026-01-17	Cal Invitational Swim Meet venue
100 Butterfly	SCY	53.04	AA+0.15s to AAA·Sectionals ✓+2.45s to Futures	2026-02-27	2026 CA NV Speedo Sect @ CCA venue
200 Butterfly	SCY	1:54.79	AAA+1.70s to AAAA·Sectionals ✓+1.10s to Futures	2026-02-28	2026 CA NV Speedo Sect @ CCA venue
200 Individual Medley	SCY	1:59.75	AA+0.86s to AAA·Sectionals ✓+5.86s to Futures	2026-01-17	Cal Invitational Swim Meet venue
400 Individual Medley	SCY	4:15.00	AA+0.51s to AAA·Sectionals ✓+8.01s to Futures	2026-01-18	Cal Invitational Swim Meet venue
50 Freestyle	LCM	26.12	AA+0.23s to AAA·Sectionals ✓+1.53s to Futures	2026-05-30	2026 George Haines International Swim Meet venue
100 Freestyle	LCM	54.90	AAA+1.01s to AAAA·Sectionals ✓+1.31s to Futures	2026-06-25	2026 TYR GO Challenge
200 Freestyle	LCM	1:57.73	AAAA·Futures ✓+3.64s to US Open	2025-06-27	2025 TYR GO Challenge venue
400 Freestyle	LCM	4:11.75	AAA+0.06s to AAAA·Sectionals ✓+1.76s to Futures	2025-06-28	2025 TYR GO Challenge venue
800 Freestyle	LCM	8:45.42	AAA+3.73s to AAAA·Sectionals ✓+4.73s to Futures	2025-06-26	2025 TYR GO Challenge venue
1500 Freestyle	LCM	17:20.76	AAA+36.97s to AAAA·Sectionals ✓+41.77s to Futures	2026-05-31	2026 George Haines International Swim Meet venue
200 Backstroke	LCM	2:27.91	BB+0.22s to A·+6.42s to Sectionals	2024-06-30	Arena Grand Challenge 2024 venue
50 Breaststroke	LCM	34.26	AA+1.37s to AAA·+3.37s to Futures	2025-07-26	USA Swimming Futures Sacramento 2025 venue
200 Breaststroke	LCM	2:49.68	BB+2.19s to A·+8.80s to Sectionals	2026-06-25	2026 TYR GO Challenge
50 Butterfly	LCM	27.34	AAA+0.45s to AAAA·+1.05s to Futures	2025-07-24	USA Swimming Futures Sacramento 2025 venue
100 Butterfly	LCM	58.71	AAA+0.92s to AAAA·Sectionals ✓+0.72s to Futures	2026-06-25	2026 TYR GO Challenge
200 Butterfly	LCM	2:10.78	AAA+1.59s to AAAA·Sectionals ✓+0.59s to Futures	2026-06-25	2026 TYR GO Challenge
200 Individual Medley	LCM	2:22.75	AA+4.06s to AAA·Sectionals ✓+9.96s to Futures	2024-06-29	Arena Grand Challenge 2024 venue
400 Individual Medley	LCM	4:54.65	AAA+12.56s to AAAA·Sectionals ✓+12.26s to Futures	2025-06-27	2025 TYR GO Challenge venue

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

National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.

Fastest relay legs

Leg	Course	Time	Start	Relay	Date	Meet
200 Freestyle	LCM	1:58.63	flat	800 Free Relay	2025-07-24	USA Swimming Futures Sacramento 2025

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 · LCM

4902 points (6/6 events)

Event	Time	Points
400 FR LCM	4:11.75	986
200 BK LCM	2:27.91	666
200 BR LCM	2:49.68	635
200 FL LCM	2:10.78	955
200 IM LCM	2:22.75	792
400 IM LCM	4:54.65	868

IMR 15-16 · SCY

3407 points (4/5 events — incomplete)

Event	Time	Points
200 FR SCY	1:42.72	978
100 BR SCY	1:04.12	728
100 FL SCY	53.04	857
200 IM SCY	1:59.75	844
100 BK SCY	—	0

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

PR splits

100 Freestyle SCY 48.65

23.66

24.99

Front half 23.66s · back half 24.99s

200 Freestyle SCY 1:42.72

24.19

25.92

25.85

26.76

Front half 50.11s · back half 52.61s

500 Freestyle SCY 4:42.05

25.70

27.51

27.95

28.38

28.87

28.99

29.06

29.19

28.90

27.50

Front half 138.41s · back half 143.64s

1000 Freestyle SCY 9:58.79

26.19

28.52

28.74

28.86

29.04

29.27

29.31

29.32

29.74

29.89

29.81

30.37

30.05

30.29

30.73

31.45

31.60

31.78

32.09

31.74

Front half 288.88s · back half 309.91s

1650 Freestyle SCY 16:14.94

26.04

28.51

28.61

28.87

28.94

29.34

29.41

29.35

29.38

29.75

29.78

29.76

29.66

29.68

29.85

29.73

29.62

29.83

29.70

29.67

29.88

29.65

29.76

29.91

30.21

30.41

30.03

30.25

30.22

30.14

30.21

28.58

100 Breaststroke SCY 1:04.12

30.13

33.99

Front half 30.13s · back half 33.99s

200 Breaststroke SCY 2:22.13

32.57

36.37

35.98

37.21

Front half 68.94s · back half 73.19s

100 Butterfly SCY 53.04

25.32

27.72

Front half 25.32s · back half 27.72s

200 Butterfly SCY 1:54.79

25.87

29.31

29.73

29.88

Front half 55.18s · back half 59.61s

200 Individual Medley SCY 1:59.75

26.45

31.07

34.79

27.44

Front half 57.52s · back half 62.23s

400 Individual Medley SCY 4:15.00

27.32

30.59

34.63

33.81

37.18

36.73

28.40

26.34

Front half 126.35s · back half 128.65s

200 Freestyle LCM 1:57.73

27.91

29.55

30.27

30.00

Front half 57.46s · back half 60.27s

400 Freestyle LCM 4:11.75

28.47

30.92

31.82

32.63

32.00

32.59

31.97

31.35

Front half 123.84s · back half 127.91s

800 Freestyle LCM 8:45.42

30.18

32.05

32.19

33.06

32.79

33.35

33.27

33.41

33.14

33.71

33.29

33.63

33.44

33.74

31.91

32.26

Front half 260.30s · back half 265.12s

1500 Freestyle LCM 17:20.76

30.31

33.32

33.75

34.06

34.59

34.83

34.80

35.14

34.90

35.04

35.01

34.93

35.00

35.06

35.66

34.72

35.20

34.72

35.39

34.62

35.24

34.71

35.39

34.89

35.55

35.11

35.22

34.76

35.23

33.61

Front half 516.40s · back half 524.36s

200 Backstroke LCM 2:27.91

72.01

75.90

Front half 72.01s · back half 75.90s

200 Individual Medley LCM 2:22.75

65.87

76.88

Front half 65.87s · back half 76.88s

400 Individual Medley LCM 4:54.65

66.75

78.16

87.11

62.63

Front half 144.91s · back half 149.74s

Progression

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

50 Freestyle SCY 23.09 3 swims

100 Freestyle SCY 48.65 7 swims

200 Freestyle SCY 1:42.72 8 swims

500 Freestyle SCY 4:42.05 6 swims

1000 Freestyle SCY 9:58.79 2 swims

1650 Freestyle SCY 16:14.94 4 swims

50 Backstroke SCY 27.46 1 swim

100 Breaststroke SCY 1:04.12 1 swim

200 Breaststroke SCY 2:22.13 1 swim

100 Butterfly SCY 53.04 6 swims

200 Butterfly SCY 1:54.79 5 swims

200 Individual Medley SCY 1:59.75 1 swim

400 Individual Medley SCY 4:15.00 4 swims

50 Freestyle LCM 26.12 3 swims

100 Freestyle LCM 54.90 7 swims

200 Freestyle LCM 1:57.73 18 swims

400 Freestyle LCM 4:11.75 14 swims

800 Freestyle LCM 8:45.42 9 swims

1500 Freestyle LCM 17:20.76 2 swims

200 Backstroke LCM 2:27.91 1 swim

50 Breaststroke LCM 34.26 1 swim

200 Breaststroke LCM 2:49.68 5 swims

50 Butterfly LCM 27.34 1 swim

100 Butterfly LCM 58.71 12 swims

200 Butterfly LCM 2:10.78 19 swims

200 Individual Medley LCM 2:22.75 1 swim

400 Individual Medley LCM 4:54.65 3 swims