Kelsey Dai

Age: 11 years old
Age Category: 11-12
Team: Milpitas Aquatic Club | Pacific Swimming
Participation: 13 meets 41 events

Personal Best

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Swimming

Milpitas Aquatic Club

Back 50 M

51.56

04/27/2024

B: 44.79 (+6.77s | 13.1%)

444

Breast 50 M

55.80

04/27/2024

B: 49.79 (+6.01s | 10.8%)

416

Breast 100 M

2:07.17

05/17/2024

B: 1:50.39 (+16.78s | 13.2%)

455

50 Breast

1:01.21

100 Breast

1:05.96

2:07.17

100 Breast

2:07.17

Fly 50 M

46.12

04/27/2024

B: 41.79 (+4.33s | 9.4%)

276

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Swimming

Milpitas Aquatic Club

Free 50 Y

38.00

11/09/2024

B: 33.99 (+4.01s | 10.6%)

832

Free 100 Y

1:37.64

12/08/2023

B: 1:14.69 (+22.95s | 23.5%)

1,000+

Back 50 Y

45.02

10/25/2024

B: 38.79 (+6.23s | 13.8%)

726

Back 100 Y

1:43.85

10/27/2023

B: 1:26.59 (+17.26s | 16.6%)

668

Breast 50 Y

46.27

11/09/2024

B: 43.99 (+2.28s | 4.9%)

486

Breast 100 Y

1:41.54

03/29/2025

B: 1:36.49 (+5.05s | 5.0%)

466

50 Breast

48.51

100 Breast

53.03

1:41.54

100 Breast

1:41.54

Fly 50 Y

41.06

11/09/2024

B: 36.89 (+4.17s | 10.2%)

473

Fly 100 Y

1:32.22

03/29/2025

B: 1:25.79 (+6.43s | 7.0%)

273

50 Fly

44.81

100 Fly

47.41

1:32.22

100 Fly

1:32.22

IM 100 Y

1:35.08

12/08/2023

B: 1:25.19 (+9.89s | 10.4%)

670

Above are the fastest times that Kelsey Dai has achieved in her swimming career. For each event, you can find Kelsey's best time, the corresponding time standard, as well as how much faster Kelsey needs to be to reach the next level. The last columns provide Kelsey rankings at the team and LSC levels. These rankings are based on the Kelsey's personal best, her current age category, and team; and are calculated from all the meets results.

Time Standards

Got the currrent age group time standard
Time standard for the next age group and the gap to reach it
Got the next age group’s time standard.

Short Course Distance

Event	Best Time	Age Group Championship	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL	SouthWestern Age Group Regional
Free 50 Y	38.00	30.09 (+7.91s \| 20.8%)	26.79 (+11.21s \| 29.5%)	29.99 (+8.01s \| 21.1%)	27.69 (+10.31s \| 27.1%)	26.09 (+11.91s \| 31.3%)	24.89 (+13.11s \| 34.5%)	23.89 (+14.11s \| 37.1%)	23.89 (+14.11s \| 37.1%)	23.29 (+14.71s \| 38.7%)	22.59 (+15.41s \| 40.6%)	22.79 (+15.21s \| 40.0%)	N/A	29.69 (+8.31s \| 21.9%)
Free 100 Y	1:37.64	1:05.49 (+32.15s \| 32.9%)	59.09 (+38.55s \| 39.5%)	1:04.99 (+32.65s \| 33.4%)	59.99 (+37.65s \| 38.6%)	56.59 (+41.05s \| 42.0%)	53.99 (+43.65s \| 44.7%)	51.89 (+45.75s \| 46.9%)	51.89 (+45.75s \| 46.9%)	50.39 (+47.25s \| 48.4%)	49.29 (+48.35s \| 49.5%)	49.69 (+47.95s \| 49.1%)	N/A	1:04.19 (+33.45s \| 34.3%)
Back 50 Y	45.02	33.99 (+11.03s \| 24.5%)	31.09 (+13.93s \| 30.9%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	33.69 (+11.33s \| 25.2%)
Back 100 Y	1:43.85	1:14.09 (+29.76s \| 28.7%)	1:07.49 (+36.36s \| 35.0%)	1:10.79 (+33.06s \| 31.8%)	1:05.39 (+38.46s \| 37.0%)	1:01.39 (+42.46s \| 40.9%)	59.49 (+44.36s \| 42.7%)	57.09 (+46.76s \| 45.0%)	57.09 (+46.76s \| 45.0%)	55.09 (+48.76s \| 47.0%)	53.89 (+49.96s \| 48.1%)	54.49 (+49.36s \| 47.5%)	N/A	1:13.09 (+30.76s \| 29.6%)
Breast 50 Y	46.27	38.49 (+7.78s \| 16.8%)	34.99 (+11.28s \| 24.4%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	37.79 (+8.48s \| 18.3%)
Breast 100 Y	1:41.54	1:23.99 (+17.55s \| 17.3%)	1:15.89 (+25.65s \| 25.3%)	1:21.99 (+19.55s \| 19.3%)	1:15.69 (+25.85s \| 25.5%)	1:10.49 (+31.05s \| 30.6%)	1:07.59 (+33.95s \| 33.4%)	1:05.49 (+36.05s \| 35.5%)	1:05.49 (+36.05s \| 35.5%)	1:03.09 (+38.45s \| 37.9%)	1:01.79 (+39.75s \| 39.1%)	1:02.79 (+38.75s \| 38.2%)	N/A	1:22.09 (+19.45s \| 19.2%)
Fly 50 Y	41.06	32.59 (+8.47s \| 20.6%)	29.49 (+11.57s \| 28.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	32.19 (+8.87s \| 21.6%)
Fly 100 Y	1:32.22	1:14.59 (+17.63s \| 19.1%)	1:05.89 (+26.33s \| 28.6%)	1:10.69 (+21.53s \| 23.3%)	1:05.29 (+26.93s \| 29.2%)	1:01.39 (+30.83s \| 33.4%)	59.19 (+33.03s \| 35.8%)	56.59 (+35.63s \| 38.6%)	56.59 (+35.63s \| 38.6%)	54.69 (+37.53s \| 40.7%)	53.49 (+38.73s \| 42.0%)	53.99 (+38.23s \| 41.5%)	N/A	1:11.69 (+20.53s \| 22.3%)
IM 100 Y	1:35.08	1:14.59 (+20.49s \| 21.6%)	1:07.59 (+27.49s \| 28.9%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	1:13.79 (+21.29s \| 22.4%)

Long Course Distance

Event	Best Time	Age Group Championship	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL	U.S Olympic Team Trials	SouthWestern Age Group Regional
Back 50 M	51.56	39.39 (+12.17s \| 23.6%)	35.49 (+16.07s \| 31.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	38.89 (+12.67s \| 24.6%)
Breast 50 M	55.80	44.09 (+11.71s \| 21.0%)	39.49 (+16.31s \| 29.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	43.19 (+12.61s \| 22.6%)
Breast 100 M	2:07.17	1:37.59 (+29.58s \| 23.3%)	1:27.39 (+39.78s \| 31.3%)	1:33.89 (+33.28s \| 26.2%)	1:26.69 (+40.48s \| 31.8%)	1:21.69 (+45.48s \| 35.8%)	1:18.79 (+48.38s \| 38.0%)	1:15.99 (+51.18s \| 40.2%)	1:15.99 (+51.18s \| 40.2%)	1:13.79 (+53.38s \| 42.0%)	1:12.19 (+54.98s \| 43.2%)	1:13.29 (+53.88s \| 42.4%)	N/A	1:10.29 (+56.88s \| 44.7%)	1:34.39 (+32.78s \| 25.8%)
Fly 50 M	46.12	36.89 (+9.23s \| 20.0%)	33.69 (+12.43s \| 27.0%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	36.29 (+9.83s \| 21.3%)

Progression

See how Kelsey Dai is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Kelsey's time to another swimmer's and even view their profile for more information about them.

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Meets

See all the meets Kelsey Dai has participated in and her achievement. The last event displayed is the most recent. For each event, you can find the Kelsey's time, the progress against Kelsey's best time, the corresponding time standard, as well as how much faster Kelsey needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

Alto Rock The Blocks Invitational

03/29/2025

Palo Alto, CA

100 Y Breast

1:41.54

-2.84s (New PB)

A: 1:33.59 (+7.95s | 7.8%)

50 Breast

48.51

100 Breast

53.03

1:41.54

100 Breast

1:41.54

100 Y Fly

1:32.22

-0.31s (New PB)

A: 1:26.09 (+6.13s | 6.6%)

50 Fly

44.81

100 Fly

47.41

1:32.22

100 Fly

1:32.22

ALTO Swim Club SCY C/B/A+ Meet

11/09/2024

Palo Alto, CA

50 Y Fly

41.06

-0.23s (New PB)

A: 36.99 (+4.07s | 9.9%)

50 Y Free

38.00

-4.43s (New PB)

BB: 35.99 (+2.01s | 5.3%)

50 Y Breast

46.27

-0.51s (New PB)

A: 42.79 (+3.48s | 7.5%)

GGST SCY Spooktacular CBA+ Meet

10/25/2024

Morgan Hill, CA

50 Y Back

45.02

-0.06s (New PB)

BB: 43.29 (+1.73s | 3.8%)

50 Y Fly

44.06

+2.77s

BB: 42.69 (+1.37s | 3.1%)

50 Y Breast

46.78

-1.92s (New PB)

A: 42.79 (+3.99s | 8.5%)

SCSC SCY CBA+ Meet

10/04/2024

Morgan Hill, CA

100 Y Breast

1:44.38

-4.89s (New PB)

A: 1:33.59 (+10.79s | 10.3%)

100 Y IM

1:35.08

+0.00s

BB: 1:33.19 (+1.89s | 2.0%)

Milpitas Aquatic Club SCY CBA+ Meet

09/14/2024

Milpitas, CA

50 Y Fly

44.10

+2.81s

BB: 42.69 (+1.41s | 3.2%)

100 Y Back

1:50.27

+6.42s

B: 1:45.79 (+4.48s | 4.1%)

Quicksilver Swimming LCM C/B/A+ Meet

05/17/2024

San Jose, CA

100 M Breast

2:07.17

BB: 2:03.89 (+3.28s | 2.6%)

50 Breast

1:01.21

100 Breast

1:05.96

2:07.17

100 Breast

2:07.17

50 M Back

52.54

+0.98s

BB: 49.69 (+2.85s | 5.4%)

50 M Fly

49.23

+3.11s

BB: 48.09 (+1.14s | 2.3%)

ALTO Swim Club LCM C/B/A+ Meet

04/27/2024

Fremont, CA

50 M Fly

46.12

A: 41.59 (+4.53s | 9.8%)

50 M Back

51.56

BB: 49.69 (+1.87s | 3.6%)

50 M Breast

55.80

BB: 55.49 (+0.31s | 0.6%)

Milpitas Aquatic Club SCY CBA+ Meet

03/22/2024

Morgan Hill, CA

50 Y Back

45.08

-0.84s (New PB)

BB: 43.29 (+1.79s | 4.0%)

50 Y Breast

49.03

+0.33s

BB: 48.69 (+0.34s | 0.7%)

50 Y Fly

43.19

+1.90s

BB: 42.69 (+0.50s | 1.2%)

Palo Alto Stanford Aquatics SCY C/B/A+ Meet

02/24/2024

Palo Alto, CA

100 Y Breast

1:49.74

+0.47s

BB: 1:46.89 (+2.85s | 2.6%)

100 Y IM

1:38.32

+3.24s

BB: 1:33.19 (+5.13s | 5.2%)

50 Y Back

46.36

+0.44s

BB: 43.29 (+3.07s | 6.6%)

Zone 1S Championship Meet (host: QSS) - Click for Z1S All-Star Application

01/26/2024

Morgan Hill, CA

50 Y Fly

43.65

+2.36s

BB: 42.69 (+0.96s | 2.2%)

50 Y Back

46.53

+0.61s

BB: 43.29 (+3.24s | 7.0%)

50 Y Breast

48.70

-0.86s (New PB)

BB: 48.69 (+0.01s | 0.0%)

Zone 1S Year-End Championship Meet

12/08/2023

Morgan Hill, CA

50 Y Fly

41.29

-1.12s (New PB)

A: 36.99 (+4.30s | 10.4%)

50 Y Free

42.43

B: 39.79 (+2.64s | 6.2%)

100 Y Free

1:37.64

B: 1:30.79 (+6.85s | 7.0%)

50 Y Back

45.92

BB: 43.29 (+2.63s | 5.7%)

50 Y Breast

49.56

-0.82s (New PB)

BB: 48.69 (+0.87s | 1.8%)

100 Y IM

1:35.08

-4.76s (New PB)

BB: 1:33.19 (+1.89s | 2.0%)

QSS Distance Meet & C/B/A+ Meet

11/04/2023

San Jose, CA

100 Y Breast

1:49.27

-1.22s (New PB)

BB: 1:46.89 (+2.38s | 2.2%)

50 Breast

52.75

100 Breast

56.52

1:49.27

100 Breast

1:49.27

100 Y Fly

1:35.81

+3.28s

A: 1:26.09 (+9.72s | 10.1%)

50 Fly

44.90

100 Fly

50.91

1:35.81

100 Fly

1:35.81

Sunnyvale Swim Club SCY C/B/A+ Meet

10/27/2023

Sunnyvale, CA

100 Y Back

1:43.85

BB: 1:33.99 (+9.86s | 9.5%)

50 Y Breast

50.38

BB: 48.69 (+1.69s | 3.4%)

50 Y Fly

42.41

A: 36.99 (+5.42s | 12.8%)

100 Y Breast

1:50.49

BB: 1:46.89 (+3.60s | 3.3%)

100 Y IM

1:39.84

BB: 1:33.19 (+6.65s | 6.7%)

100 Y Fly

1:32.53

A: 1:26.09 (+6.44s | 7.0%)

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.