Preston Tse

Age: 15 years old
Age Category: 15-16
Team: Daly City Dolphins | Pacific Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Daly City Dolphins

Pacific Swimming

Western Zone

USA

Free 50 Y

29.53

10/11/2025

B: 28.29 (+1.24s | 4.2%)

744

1,000+

Free 100 Y

1:09.91

12/14/2024

B: 1:01.99 (+7.92s | 11.3%)

766

1,000+

Free 200 Y

2:35.00

03/23/2024

B: 2:15.99 (+19.01s | 12.3%)

664

1,000+

Back 50 Y

46.24

12/09/2023

631

1,000+

Back 100 Y

1:24.08

10/11/2025

B: 1:07.49 (+16.59s | 19.7%)

663

1,000+

Breast 50 Y

44.63

12/09/2023

552

1,000+

Breast 100 Y

1:27.69

12/14/2024

B: 1:16.89 (+10.80s | 12.3%)

639

1,000+

Breast 200 Y

3:15.32

12/14/2024

B: 2:47.09 (+28.23s | 14.5%)

475

1,000+

Fly 50 Y

53.04

12/09/2023

635

1,000+

Fly 100 Y

1:39.83

02/22/2025

B: 1:07.19 (+32.64s | 32.7%)

631

1,000+

50 Fly

42.84

100 Fly

56.99

1:39.83

100 Fly

1:39.83

IM 200 Y

3:04.27

11/09/2024

B: 2:30.89 (+33.38s | 18.1%)

642

1,000+

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Daly City Dolphins

Pacific Swimming

Western Zone

USA

Free 50 M

39.39

05/18/2024

B: 32.89 (+6.50s | 16.5%)

617

1,000+

Free 100 M

1:17.22

06/06/2025

B: 1:11.79 (+5.43s | 7.0%)

536

1,000+

50 Free

36.41

100 Free

40.81

1:17.22

100 Free

1:17.22

Free 200 M

3:18.85

06/07/2024

B: 2:36.59 (+42.26s | 21.3%)

513

1,000+

Back 50 M

44.19

06/06/2025

285

1,000+

Back 100 M

2:07.31

06/09/2023

B: 1:19.39 (+47.92s | 37.6%)

529

1,000+

Breast 50 M

51.43

06/07/2024

320

1,000+

Breast 100 M

1:49.44

05/18/2024

B: 1:29.49 (+19.95s | 18.2%)

504

1,000+

Above are the fastest times that Preston Tse has achieved in his swimming career. For each event, you can find Preston's best time, the corresponding time standard, as well as how much faster Preston needs to be to reach the next level. The last columns provide Preston rankings at the team and LSC levels. These rankings are based on the Preston's personal best, his 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	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL
Free 50 Y	29.53	22.79 (+6.74s \| 22.8%)	26.89 (+2.64s \| 8.9%)	24.79 (+4.74s \| 16.1%)	23.29 (+6.24s \| 21.1%)	22.19 (+7.34s \| 24.9%)	21.29 (+8.24s \| 27.9%)	21.29 (+8.24s \| 27.9%)	20.59 (+8.94s \| 30.3%)	20.09 (+9.44s \| 32.0%)	20.39 (+9.14s \| 31.0%)	N/A
Free 100 Y	1:09.91	50.09 (+19.82s \| 28.4%)	58.69 (+11.22s \| 16.0%)	54.19 (+15.72s \| 22.5%)	51.19 (+18.72s \| 26.8%)	48.19 (+21.72s \| 31.1%)	46.39 (+23.52s \| 33.6%)	46.39 (+23.52s \| 33.6%)	45.09 (+24.82s \| 35.5%)	43.49 (+26.42s \| 37.8%)	44.39 (+25.52s \| 36.5%)	N/A
Free 200 Y	2:35.00	1:48.89 (+46.11s \| 29.7%)	2:08.39 (+26.61s \| 17.2%)	1:58.59 (+36.41s \| 23.5%)	1:52.09 (+42.91s \| 27.7%)	1:45.79 (+49.21s \| 31.7%)	1:41.59 (+53.41s \| 34.5%)	1:41.59 (+53.41s \| 34.5%)	1:38.79 (+56.21s \| 36.3%)	1:36.49 (+58.51s \| 37.7%)	1:38.09 (+56.91s \| 36.7%)	N/A
Back 50 Y	46.24	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:24.08	55.19 (+28.89s \| 34.4%)	1:04.69 (+19.39s \| 23.1%)	59.79 (+24.29s \| 28.9%)	55.99 (+28.09s \| 33.4%)	53.89 (+30.19s \| 35.9%)	51.49 (+32.59s \| 38.8%)	51.49 (+32.59s \| 38.8%)	49.39 (+34.69s \| 41.3%)	47.59 (+36.49s \| 43.4%)	48.89 (+35.19s \| 41.9%)	N/A
Breast 50 Y	44.63	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 Y	1:27.69	1:03.89 (+23.80s \| 27.1%)	1:13.59 (+14.10s \| 16.1%)	1:07.89 (+19.80s \| 22.6%)	1:02.89 (+24.80s \| 28.3%)	1:00.89 (+26.80s \| 30.6%)	57.99 (+29.70s \| 33.9%)	57.99 (+29.70s \| 33.9%)	55.89 (+31.80s \| 36.3%)	54.19 (+33.50s \| 38.2%)	55.29 (+32.40s \| 36.9%)	N/A
Breast 200 Y	3:15.32	2:18.19 (+57.13s \| 29.2%)	2:40.49 (+34.83s \| 17.8%)	2:28.09 (+47.23s \| 24.2%)	2:18.19 (+57.13s \| 29.2%)	2:13.29 (+62.03s \| 31.8%)	2:07.99 (+67.33s \| 34.5%)	2:07.99 (+67.33s \| 34.5%)	2:02.29 (+73.03s \| 37.4%)	1:58.79 (+76.53s \| 39.2%)	2:00.99 (+74.33s \| 38.1%)	N/A
Fly 50 Y	53.04	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	1:39.83	54.99 (+44.84s \| 44.9%)	1:03.89 (+35.94s \| 36.0%)	58.99 (+40.84s \| 40.9%)	55.49 (+44.34s \| 44.4%)	52.89 (+46.94s \| 47.0%)	50.59 (+49.24s \| 49.3%)	50.59 (+49.24s \| 49.3%)	48.99 (+50.84s \| 50.9%)	47.79 (+52.04s \| 52.1%)	48.39 (+51.44s \| 51.5%)	N/A
IM 200 Y	3:04.27	2:03.09 (+61.18s \| 33.2%)	2:23.29 (+40.98s \| 22.2%)	2:12.29 (+51.98s \| 28.2%)	2:04.69 (+59.58s \| 32.3%)	1:58.19 (+66.08s \| 35.9%)	1:53.89 (+70.38s \| 38.2%)	1:53.89 (+70.38s \| 38.2%)	1:50.09 (+74.18s \| 40.3%)	1:46.39 (+77.88s \| 42.3%)	1:48.89 (+75.38s \| 40.9%)	N/A

Long Course Distance

Event	Best Time	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
Free 50 M	39.39	26.29 (+13.10s \| 33.3%)	30.19 (+9.20s \| 23.4%)	27.89 (+11.50s \| 29.2%)	26.79 (+12.60s \| 32.0%)	25.89 (+13.50s \| 34.3%)	24.59 (+14.80s \| 37.6%)	24.59 (+14.80s \| 37.6%)	24.29 (+15.10s \| 38.3%)	23.39 (+16.00s \| 40.6%)	23.79 (+15.60s \| 39.6%)	N/A	22.79 (+16.60s \| 42.1%)
Free 100 M	1:17.22	57.19 (+20.03s \| 25.9%)	1:07.39 (+9.83s \| 12.7%)	1:02.19 (+15.03s \| 19.5%)	59.19 (+18.03s \| 23.3%)	56.09 (+21.13s \| 27.4%)	53.59 (+23.63s \| 30.6%)	53.59 (+23.63s \| 30.6%)	52.59 (+24.63s \| 31.9%)	50.99 (+26.23s \| 34.0%)	51.99 (+25.23s \| 32.7%)	N/A	49.99 (+27.23s \| 35.3%)
Free 200 M	3:18.85	2:05.69 (+73.16s \| 36.8%)	2:27.89 (+50.96s \| 25.6%)	2:16.49 (+62.36s \| 31.4%)	2:09.29 (+69.56s \| 35.0%)	2:03.09 (+75.76s \| 38.1%)	1:57.79 (+81.06s \| 40.8%)	1:57.79 (+81.06s \| 40.8%)	1:55.49 (+83.36s \| 41.9%)	1:52.19 (+86.66s \| 43.6%)	1:54.09 (+84.76s \| 42.6%)	N/A	1:49.99 (+88.86s \| 44.7%)
Back 50 M	44.19	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 M	2:07.31	1:04.59 (+62.72s \| 49.3%)	1:15.49 (+51.82s \| 40.7%)	1:09.69 (+57.62s \| 45.3%)	1:05.89 (+61.42s \| 48.2%)	1:03.29 (+64.02s \| 50.3%)	1:00.59 (+66.72s \| 52.4%)	1:00.59 (+66.72s \| 52.4%)	58.89 (+68.42s \| 53.7%)	57.29 (+70.02s \| 55.0%)	58.19 (+69.12s \| 54.3%)	N/A	55.69 (+71.62s \| 56.3%)
Breast 50 M	51.43	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 M	1:49.44	1:12.89 (+36.55s \| 33.4%)	1:25.49 (+23.95s \| 21.9%)	1:18.89 (+30.55s \| 27.9%)	1:13.79 (+35.65s \| 32.6%)	1:11.29 (+38.15s \| 34.9%)	1:08.19 (+41.25s \| 37.7%)	1:08.19 (+41.25s \| 37.7%)	1:06.59 (+42.85s \| 39.2%)	1:04.09 (+45.35s \| 41.4%)	1:05.29 (+44.15s \| 40.3%)	N/A	1:02.19 (+47.25s \| 43.2%)

Progression

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Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

SSF October Splash C B A+ Meet

10/11/2025

Pacifica

100 Y Back

1:24.08

-3.71s (New PB)

B: 1:11.29 (+12.79s | 15.2%)

50 Y Free

29.53

-0.71s (New PB)

BB: 27.69 (+1.84s | 6.2%)

BAC C B A Meet

06/06/2025

Burlingame

100 M Free

1:17.22

-1.15s (New PB)

B: 1:15.09 (+2.13s | 2.8%)

50 Free

36.41

100 Free

40.81

1:17.22

100 Free

1:17.22

50 M Back

44.19

-12.39s (New PB)

2025 DACA LC CBA Meet

05/16/2025

Saratoga

100 M Free

1:18.37

-8.57s (New PB)

B: 1:15.09 (+3.28s | 4.2%)

BAC C B A Meet

02/22/2025

Burlingame

100 Y Breast

1:29.31

+1.62s

B: 1:20.49 (+8.82s | 9.9%)

100 Y Fly

1:39.83

-1.05s (New PB)

B: 1:10.49 (+29.34s | 29.4%)

50 Fly

42.84

100 Fly

56.99

1:39.83

100 Fly

1:39.83

50 Y Free

31.59

+1.35s

B: 29.89 (+1.70s | 5.4%)

2024 DCD Winter Holiday Spalsh

12/14/2024

Daly City

200 Y Breast

3:15.32

B: 2:54.89 (+20.43s | 10.5%)

100 Y Breast

1:27.69

-0.75s (New PB)

B: 1:20.49 (+7.20s | 8.2%)

50 Y Free

30.24

-0.44s (New PB)

B: 29.89 (+0.35s | 1.2%)

100 Y Free

1:09.91

-3.51s (New PB)

B: 1:04.99 (+4.92s | 7.0%)

100 Y Back

1:27.79

-2.15s (New PB)

B: 1:11.29 (+16.50s | 18.8%)

100 Y Fly

1:40.88

-0.28s (New PB)

B: 1:10.49 (+30.39s | 30.1%)

PSL SC CBA+ Meet

11/09/2024

Pacifica

100 Y Free

1:13.42

-0.89s (New PB)

B: 1:04.99 (+8.43s | 11.5%)

50 Y Free

30.68

-1.30s (New PB)

B: 29.89 (+0.79s | 2.6%)

100 Y Back

1:33.49

+3.55s

B: 1:11.29 (+22.20s | 23.7%)

200 Y IM

3:04.27

-0.05s (New PB)

B: 2:37.99 (+26.28s | 14.3%)

100 Y Fly

1:41.16

B: 1:10.49 (+30.67s | 30.3%)

100 Y Breast

1:28.44

-1.69s (New PB)

B: 1:20.49 (+7.95s | 9.0%)

TYR BAC Spooky Fall Classic C B A+ Meet

10/26/2024

Burlingame

200 Y IM

3:04.32

-0.92s (New PB)

B: 2:37.99 (+26.33s | 14.3%)

50 Fly

43.12

100 Back

50.03

1:33.15

100 IM

1:33.15

150 Breast

48.50

2:21.65

200 Free

42.67

3:04.32

100 IM

1:31.17

100 Y Free

1:14.31

-0.19s (New PB)

B: 1:04.99 (+9.32s | 12.5%)

50 Free

33.90

100 Free

40.41

1:14.31

100 Free

1:14.31

100 Y Breast

1:31.04

+0.91s

B: 1:20.49 (+10.55s | 11.6%)

50 Breast

43.81

100 Breast

47.23

1:31.04

100 Breast

1:31.04

South San Francisco C B A+

09/21/2024

Pacifica

200 Y Free

2:47.19

+12.19s

B: 2:22.49 (+24.70s | 14.8%)

100 Y Breast

1:30.13

-7.52s (New PB)

B: 1:20.49 (+9.64s | 10.7%)

100 Y Back

1:29.94

-6.76s (New PB)

B: 1:11.29 (+18.65s | 20.7%)

100 Y Free

1:14.50

-4.85s (New PB)

B: 1:04.99 (+9.51s | 12.8%)

50 Y Free

31.98

-2.28s (New PB)

B: 29.89 (+2.09s | 6.5%)

200 Y IM

3:05.24

B: 2:37.99 (+27.25s | 14.7%)

Burlingame Aquatic Club Long Course CBA+

06/07/2024

Burlingame

200 M Free

3:18.85

-30.80s (New PB)

B: 2:43.99 (+34.86s | 17.5%)

50 M Breast

51.43

-4.53s (New PB)

PASA Mayhem LCM Meet

05/18/2024

San Jose

100 M Breast

1:49.44

-15.77s (New PB)

B: 1:33.79 (+15.65s | 14.3%)

50 M Free

39.39

-6.15s (New PB)

B: 34.29 (+5.10s | 12.9%)

100 M Free

1:26.94

B: 1:15.09 (+11.85s | 13.6%)

PSL SC CBA+ Meet

03/23/2024

Pacifica

100 Y Free

1:19.35

-1.08s (New PB)

B: 1:04.99 (+14.36s | 18.1%)

100 Y Back

1:36.70

B: 1:11.29 (+25.41s | 26.3%)

100 Y Breast

1:37.65

-4.33s (New PB)

B: 1:20.49 (+17.16s | 17.6%)

50 Y Free

34.26

-2.16s (New PB)

B: 29.89 (+4.37s | 12.8%)

200 Y Free

2:35.00

B: 2:22.49 (+12.51s | 8.1%)

DCD Winter Holiday Splash CBA+ Meet

12/09/2023

Daly City

100 Y Breast

1:41.98

B: 1:32.59 (+9.39s | 9.2%)

50 Y Back

46.24

B: 38.49 (+7.75s | 16.8%)

50 Y Free

36.42

B: 32.79 (+3.63s | 10.0%)

100 Y Free

1:20.43

B: 1:11.49 (+8.94s | 11.1%)

50 Y Fly

53.04

B: 37.09 (+15.95s | 30.1%)

50 Y Breast

44.63

B: 43.49 (+1.14s | 2.6%)

2023 SUNN Silicon Valley LC Age Group Meet

06/24/2023

Sunnyvale

50 M Back

56.58

B: 44.49 (+12.09s | 21.4%)

50 M Free

45.54

B: 37.39 (+8.15s | 17.9%)

100 M Breast

2:05.21

B: 1:47.79 (+17.42s | 13.9%)

Burlingame Aquatic Club Long Course CBA

06/09/2023

Burlingame

100 M Back

2:07.31

B: 1:37.19 (+30.12s | 23.7%)

PASA 2023 May LCM Meet

05/20/2023

San Jose

50 M Breast

55.96

B: 49.79 (+6.17s | 11.0%)

200 M Free

3:49.65

B: 2:59.19 (+50.46s | 22.0%)

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.

Event	Best Time	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL
Free 50 Y	29.53	22.79 (+6.74s \| 22.8%)	26.89 (+2.64s \| 8.9%)	24.79 (+4.74s \| 16.1%)	23.29 (+6.24s \| 21.1%)	22.19 (+7.34s \| 24.9%)	21.29 (+8.24s \| 27.9%)	21.29 (+8.24s \| 27.9%)	20.59 (+8.94s \| 30.3%)	20.09 (+9.44s \| 32.0%)	20.39 (+9.14s \| 31.0%)	N/A
Free 100 Y	1:09.91	50.09 (+19.82s \| 28.4%)	58.69 (+11.22s \| 16.0%)	54.19 (+15.72s \| 22.5%)	51.19 (+18.72s \| 26.8%)	48.19 (+21.72s \| 31.1%)	46.39 (+23.52s \| 33.6%)	46.39 (+23.52s \| 33.6%)	45.09 (+24.82s \| 35.5%)	43.49 (+26.42s \| 37.8%)	44.39 (+25.52s \| 36.5%)	N/A
Free 200 Y	2:35.00	1:48.89 (+46.11s \| 29.7%)	2:08.39 (+26.61s \| 17.2%)	1:58.59 (+36.41s \| 23.5%)	1:52.09 (+42.91s \| 27.7%)	1:45.79 (+49.21s \| 31.7%)	1:41.59 (+53.41s \| 34.5%)	1:41.59 (+53.41s \| 34.5%)	1:38.79 (+56.21s \| 36.3%)	1:36.49 (+58.51s \| 37.7%)	1:38.09 (+56.91s \| 36.7%)	N/A
Back 50 Y	46.24	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:24.08	55.19 (+28.89s \| 34.4%)	1:04.69 (+19.39s \| 23.1%)	59.79 (+24.29s \| 28.9%)	55.99 (+28.09s \| 33.4%)	53.89 (+30.19s \| 35.9%)	51.49 (+32.59s \| 38.8%)	51.49 (+32.59s \| 38.8%)	49.39 (+34.69s \| 41.3%)	47.59 (+36.49s \| 43.4%)	48.89 (+35.19s \| 41.9%)	N/A
Breast 50 Y	44.63	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 Y	1:27.69	1:03.89 (+23.80s \| 27.1%)	1:13.59 (+14.10s \| 16.1%)	1:07.89 (+19.80s \| 22.6%)	1:02.89 (+24.80s \| 28.3%)	1:00.89 (+26.80s \| 30.6%)	57.99 (+29.70s \| 33.9%)	57.99 (+29.70s \| 33.9%)	55.89 (+31.80s \| 36.3%)	54.19 (+33.50s \| 38.2%)	55.29 (+32.40s \| 36.9%)	N/A
Breast 200 Y	3:15.32	2:18.19 (+57.13s \| 29.2%)	2:40.49 (+34.83s \| 17.8%)	2:28.09 (+47.23s \| 24.2%)	2:18.19 (+57.13s \| 29.2%)	2:13.29 (+62.03s \| 31.8%)	2:07.99 (+67.33s \| 34.5%)	2:07.99 (+67.33s \| 34.5%)	2:02.29 (+73.03s \| 37.4%)	1:58.79 (+76.53s \| 39.2%)	2:00.99 (+74.33s \| 38.1%)	N/A
Fly 50 Y	53.04	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	1:39.83	54.99 (+44.84s \| 44.9%)	1:03.89 (+35.94s \| 36.0%)	58.99 (+40.84s \| 40.9%)	55.49 (+44.34s \| 44.4%)	52.89 (+46.94s \| 47.0%)	50.59 (+49.24s \| 49.3%)	50.59 (+49.24s \| 49.3%)	48.99 (+50.84s \| 50.9%)	47.79 (+52.04s \| 52.1%)	48.39 (+51.44s \| 51.5%)	N/A
IM 200 Y	3:04.27	2:03.09 (+61.18s \| 33.2%)	2:23.29 (+40.98s \| 22.2%)	2:12.29 (+51.98s \| 28.2%)	2:04.69 (+59.58s \| 32.3%)	1:58.19 (+66.08s \| 35.9%)	1:53.89 (+70.38s \| 38.2%)	1:53.89 (+70.38s \| 38.2%)	1:50.09 (+74.18s \| 40.3%)	1:46.39 (+77.88s \| 42.3%)	1:48.89 (+75.38s \| 40.9%)	N/A