Derek Cheng

Age: 13 years old
Age Category: 13-14
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

32.89

01/10/2026

B: 29.89 (+3.00s | 9.1%)

915

1,000+

Free 100 Y

1:16.79

Analysis

02/07/2026

B: 1:04.99 (+11.80s | 15.4%)

953

1,000+

50 Free

35.78

100 Free

41.01

1:16.79

100 Free

1:16.79

Free 200 Y

2:51.95

Analysis

02/07/2026

B: 2:22.49 (+29.46s | 17.1%)

782

1,000+

50 Free

37.17

100 Free

44.96

1:22.13

100 Free

1:22.13

150 Free

46.23

2:08.36

200 Free

43.59

2:51.95

100 Free

1:29.82

Back 50 Y

38.93

12/06/2025

591

1,000+

Back 100 Y

1:29.35

Analysis

01/10/2026

B: 1:11.29 (+18.06s | 20.2%)

757

1,000+

Breast 50 Y

45.48

01/10/2026

726

1,000+

Breast 100 Y

2:10.40

Analysis

12/14/2024

B: 1:20.49 (+49.91s | 38.3%)

1,000+

Fly 50 Y

37.74

12/06/2025

594

1,000+

Fly 100 Y

1:29.27

Analysis

10/11/2025

B: 1:10.49 (+18.78s | 21.0%)

589

1,000+

IM 200 Y

3:17.05

Analysis

11/14/2025

B: 2:37.99 (+39.06s | 19.8%)

704

1,000+

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Daly City Dolphins

Pacific Swimming

Western Zone

USA

Free 50 M

34.82

06/26/2026

B: 34.29 (+0.53s | 1.5%)

581

1,000+

Free 100 M

1:46.83

Analysis

06/06/2025

B: 1:15.09 (+31.74s | 29.7%)

855

1,000+

Free 200 M

3:11.75

Analysis

06/19/2026

B: 2:43.99 (+27.76s | 14.5%)

570

1,000+

50 Free

42.97

100 Free

47.45

1:30.42

100 Free

1:30.42

150 Free

51.92

2:22.34

200 Free

49.41

3:11.75

100 Free

1:41.33

Back 50 M

45.15

07/19/2025

425

1,000+

Back 100 M

1:42.28

Analysis

06/19/2026

B: 1:23.69 (+18.59s | 18.2%)

521

1,000+

50 Back

50.55

100 Back

51.73

1:42.28

100 Back

1:42.28

Breast 50 M

50.27

06/26/2026

461

1,000+

Fly 50 M

46.00

07/19/2025

492

1,000+

Fly 100 M

1:35.79

Analysis

06/19/2026

B: 1:20.29 (+15.50s | 16.2%)

353

1,000+

50 Fly

44.14

100 Fly

51.65

1:35.79

100 Fly

1:35.79

Above are the fastest times that Derek Cheng has achieved in his swimming career. For each event, you can find Derek's best time, the corresponding time standard, as well as how much faster Derek needs to be to reach the next level. The last columns provide Derek rankings at the team and LSC levels. These rankings are based on the Derek'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	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	32.89	25.29 (+7.60s \| 23.1%)	23.79 (+9.10s \| 27.7%)	26.89 (+6.00s \| 18.2%)	24.79 (+8.10s \| 24.6%)	23.29 (+9.60s \| 29.2%)	22.19 (+10.70s \| 32.5%)	21.29 (+11.60s \| 35.3%)	21.29 (+11.60s \| 35.3%)	20.59 (+12.30s \| 37.4%)	20.09 (+12.80s \| 38.9%)	20.39 (+12.50s \| 38.0%)	N/A	26.29 (+6.60s \| 20.1%)
Free 100 Y	1:16.79	54.39 (+22.40s \| 29.2%)	51.69 (+25.10s \| 32.7%)	58.69 (+18.10s \| 23.6%)	54.19 (+22.60s \| 29.4%)	51.19 (+25.60s \| 33.3%)	48.19 (+28.60s \| 37.2%)	46.39 (+30.40s \| 39.6%)	46.39 (+30.40s \| 39.6%)	45.09 (+31.70s \| 41.3%)	43.49 (+33.30s \| 43.4%)	44.39 (+32.40s \| 42.2%)	N/A	56.69 (+20.10s \| 26.2%)
Free 200 Y	2:51.95	1:58.79 (+53.16s \| 30.9%)	1:52.69 (+59.26s \| 34.5%)	2:08.39 (+43.56s \| 25.3%)	1:58.59 (+53.36s \| 31.0%)	1:52.09 (+59.86s \| 34.8%)	1:45.79 (+66.16s \| 38.5%)	1:41.59 (+70.36s \| 40.9%)	1:41.59 (+70.36s \| 40.9%)	1:38.79 (+73.16s \| 42.5%)	1:36.49 (+75.46s \| 43.9%)	1:38.09 (+73.86s \| 43.0%)	N/A	2:03.89 (+48.06s \| 27.9%)
Back 50 Y	38.93	28.49 (+10.44s \| 26.8%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	1:02.89
Back 100 Y	1:29.35	1:02.39 (+26.96s \| 30.2%)	59.09 (+30.26s \| 33.9%)	1:04.69 (+24.66s \| 27.6%)	59.79 (+29.56s \| 33.1%)	55.99 (+33.36s \| 37.3%)	53.89 (+35.46s \| 39.7%)	51.49 (+37.86s \| 42.4%)	51.49 (+37.86s \| 42.4%)	49.39 (+39.96s \| 44.7%)	47.59 (+41.76s \| 46.7%)	48.89 (+40.46s \| 45.3%)	N/A	2:16.09 1:00.49 (+28.86s \| 32.3%)
Breast 50 Y	45.48	32.49 (+12.99s \| 28.6%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	2:35.19
Breast 100 Y	2:10.40	1:10.39 (+60.01s \| 46.0%)	1:05.49 (+64.91s \| 49.8%)	1:13.59 (+56.81s \| 43.6%)	1:07.89 (+62.51s \| 47.9%)	1:02.89 (+67.51s \| 51.8%)	1:00.89 (+69.51s \| 53.3%)	57.99 (+72.41s \| 55.5%)	57.99 (+72.41s \| 55.5%)	55.89 (+74.51s \| 57.1%)	54.19 (+76.21s \| 58.4%)	55.29 (+75.11s \| 57.6%)	N/A	1:01.79 (+68.61s \| 52.6%)
Fly 50 Y	37.74	27.89 (+9.85s \| 26.1%)	N/A	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	1:29.27	1:01.09 (+28.18s \| 31.6%)	57.79 (+31.48s \| 35.3%)	1:03.89 (+25.38s \| 28.4%)	58.99 (+30.28s \| 33.9%)	55.49 (+33.78s \| 37.8%)	52.89 (+36.38s \| 40.8%)	50.59 (+38.68s \| 43.3%)	50.59 (+38.68s \| 43.3%)	48.99 (+40.28s \| 45.1%)	47.79 (+41.48s \| 46.5%)	48.39 (+40.88s \| 45.8%)	N/A	N/A
IM 200 Y	3:17.05	2:14.19 (+62.86s \| 31.9%)	2:07.49 (+69.56s \| 35.3%)	2:23.29 (+53.76s \| 27.3%)	2:12.29 (+64.76s \| 32.9%)	2:04.69 (+72.36s \| 36.7%)	1:58.19 (+78.86s \| 40.0%)	1:53.89 (+83.16s \| 42.2%)	1:53.89 (+83.16s \| 42.2%)	1:50.09 (+86.96s \| 44.1%)	1:46.39 (+90.66s \| 46.0%)	1:48.89 (+88.16s \| 44.7%)	N/A	2:18.59 (+58.46s \| 29.7%)

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
Free 50 M	34.82	28.49 (+6.33s \| 18.2%)	27.29 (+7.53s \| 21.6%)	30.19 (+4.63s \| 13.3%)	27.89 (+6.93s \| 19.9%)	26.79 (+8.03s \| 23.1%)	25.89 (+8.93s \| 25.6%)	24.59 (+10.23s \| 29.4%)	24.59 (+10.23s \| 29.4%)	24.29 (+10.53s \| 30.2%)	23.39 (+11.43s \| 32.8%)	23.79 (+11.03s \| 31.7%)	N/A	22.79 (+12.03s \| 34.5%)	30.19 (+4.63s \| 13.3%)
Free 100 M	1:46.83	1:02.09 (+44.74s \| 41.9%)	59.79 (+47.04s \| 44.0%)	1:07.39 (+39.44s \| 36.9%)	1:02.19 (+44.64s \| 41.8%)	59.19 (+47.64s \| 44.6%)	56.09 (+50.74s \| 47.5%)	53.59 (+53.24s \| 49.8%)	53.59 (+53.24s \| 49.8%)	52.59 (+54.24s \| 50.8%)	50.99 (+55.84s \| 52.3%)	51.99 (+54.84s \| 51.3%)	N/A	49.99 (+56.84s \| 53.2%)	1:04.89 (+41.94s \| 39.3%)
Free 200 M	3:11.75	2:15.99 (+55.76s \| 29.1%)	2:10.09 (+61.66s \| 32.2%)	2:27.89 (+43.86s \| 22.9%)	2:16.49 (+55.26s \| 28.8%)	2:09.29 (+62.46s \| 32.6%)	2:03.09 (+68.66s \| 35.8%)	1:57.79 (+73.96s \| 38.6%)	1:57.79 (+73.96s \| 38.6%)	1:55.49 (+76.26s \| 39.8%)	1:52.19 (+79.56s \| 41.5%)	1:54.09 (+77.66s \| 40.5%)	N/A	1:49.99 (+81.76s \| 42.6%)	2:21.29 (+50.46s \| 26.3%)
Back 50 M	45.15	33.09 (+12.06s \| 26.7%)	N/A	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	1:42.28	1:12.19 (+30.09s \| 29.4%)	1:07.99 (+34.29s \| 33.5%)	1:15.49 (+26.79s \| 26.2%)	1:09.69 (+32.59s \| 31.9%)	1:05.89 (+36.39s \| 35.6%)	1:03.29 (+38.99s \| 38.1%)	1:00.59 (+41.69s \| 40.8%)	1:00.59 (+41.69s \| 40.8%)	58.89 (+43.39s \| 42.4%)	57.29 (+44.99s \| 44.0%)	58.19 (+44.09s \| 43.1%)	N/A	55.69 (+46.59s \| 45.6%)	1:13.09 (+29.19s \| 28.5%)
Breast 50 M	50.27	36.89 (+13.38s \| 26.6%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Fly 50 M	46.00	31.39 (+14.61s \| 31.8%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 M	1:35.79	1:09.49 (+26.30s \| 27.5%)	1:05.59 (+30.20s \| 31.5%)	1:12.69 (+23.10s \| 24.1%)	1:07.09 (+28.70s \| 30.0%)	1:03.59 (+32.20s \| 33.6%)	1:00.89 (+34.90s \| 36.4%)	57.99 (+37.80s \| 39.5%)	57.99 (+37.80s \| 39.5%)	57.09 (+38.70s \| 40.4%)	55.09 (+40.70s \| 42.5%)	55.99 (+39.80s \| 41.5%)	N/A	53.59 (+42.20s \| 44.1%)	1:10.69 (+25.10s \| 26.2%)

Progression

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Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

SUNN Silicon Valley CBA+ LCM

06/26/2026

Sunnyvale

50 M Free

34.82

-0.34s (New PB)

B: 34.29 (+0.53s | 1.5%)

50 M Breast

50.27

-3.40s (New PB)

100 M Fly

1:37.55

+1.76s

B: 1:20.29 (+17.26s | 17.7%)

Reno Aquatic Club Gamble

06/19/2026

Reno

50 M Free

35.16

-6.07s (New PB)

B: 34.29 (+0.87s | 2.5%)

100 M Back

1:42.28

-5.19s (New PB)

B: 1:23.69 (+18.59s | 18.2%)

50 Back

50.55

100 Back

51.73

1:42.28

100 Back

1:42.28

100 M Fly

1:35.79

B: 1:20.29 (+15.50s | 16.2%)

50 Fly

44.14

100 Fly

51.65

1:35.79

100 Fly

1:35.79

200 M Free

3:11.75

B: 2:43.99 (+27.76s | 14.5%)

50 Free

42.97

100 Free

47.45

1:30.42

100 Free

1:30.42

150 Free

51.92

2:22.34

200 Free

49.41

3:11.75

100 Free

1:41.33

2026 PSL Super Finals Invitational

02/07/2026

Pacifica

50 Y Free

33.63

+0.74s

B: 29.89 (+3.74s | 11.1%)

100 Y Free

1:16.79

-2.14s (New PB)

B: 1:04.99 (+11.80s | 15.4%)

50 Free

35.78

100 Free

41.01

1:16.79

100 Free

1:16.79

200 Y Free

2:51.95

B: 2:22.49 (+29.46s | 17.1%)

50 Free

37.17

100 Free

44.96

1:22.13

100 Free

1:22.13

150 Free

46.23

2:08.36

200 Free

43.59

2:51.95

100 Free

1:29.82

SSF NEW YEAR SPLASH C B A+

01/10/2026

Pacifica

50 Y Free

32.89

-1.85s (New PB)

B: 29.89 (+3.00s | 9.1%)

50 Y Breast

45.48

-1.52s (New PB)

100 Y Back

1:29.35

-2.00s (New PB)

B: 1:11.29 (+18.06s | 20.2%)

DCD Winter Holiday Splash CBA+

12/06/2025

Daly City

50 Y Fly

37.74

-8.67s (New PB)

50 Y Back

38.93

-0.94s (New PB)

100 Y Back

1:31.35

B: 1:11.29 (+20.06s | 22.0%)

100 Y Free

1:19.31

+0.38s

B: 1:04.99 (+14.32s | 18.1%)

100 Y Fly

1:29.99

+0.72s

B: 1:10.49 (+19.50s | 21.7%)

50 Y Free

35.67

+0.93s

B: 29.89 (+5.78s | 16.2%)

PSL Pumpkin Spice Lovers 25 129

11/14/2025

Pacfica

50 Y Breast

47.00

50 Y Free

34.74

-9.20s (New PB)

B: 29.89 (+4.85s | 14.0%)

200 Y IM

3:17.05

B: 2:37.99 (+39.06s | 19.8%)

TYR BAC SPOOKY FALL CLASSIC

10/25/2025

Burlingame

100 Y Free

1:20.31

+1.38s

B: 1:04.99 (+15.32s | 19.1%)

50 Free

38.48

100 Free

41.83

1:20.31

100 Free

1:20.31

SSF October Splash C B A+ Meet

10/11/2025

Pacifica

100 Y Fly

1:29.27

B: 1:10.49 (+18.78s | 21.0%)

50 Y Back

39.87

-6.31s (New PB)

100 Y Free

1:18.93

B: 1:04.99 (+13.94s | 17.7%)

Alto Last Splash

07/19/2025

Fremont

50 M Free

41.23

-5.45s (New PB)

B: 37.39 (+3.84s | 9.3%)

50 M Breast

53.67

-4.52s (New PB)

B: 49.79 (+3.88s | 7.2%)

50 M Fly

46.00

-3.06s (New PB)

B: 41.99 (+4.01s | 8.7%)

50 M Back

45.15

-3.36s (New PB)

B: 44.49 (+0.66s | 1.5%)

Silicon Valley LC CBA+ Meet

06/27/2025

Sunnyvale

100 M Back

1:47.47

B: 1:37.19 (+10.28s | 9.6%)

50 M Breast

58.19

B: 49.79 (+8.40s | 14.4%)

50 M Free

46.68

B: 37.39 (+9.29s | 19.9%)

BAC C B A Meet

06/06/2025

Burlingame

50 M Fly

49.06

B: 41.99 (+7.07s | 14.4%)

50 M Back

48.51

B: 44.49 (+4.02s | 8.3%)

100 M Free

1:46.83

B: 1:22.09 (+24.74s | 23.2%)

2024 DCD Winter Holiday Spalsh

12/14/2024

Daly City

100 Y IM

1:46.24

-8.12s (New PB)

B: 1:21.89 (+24.35s | 22.9%)

50 Y Free

43.94

-5.26s (New PB)

B: 32.79 (+11.15s | 25.4%)

100 Y Breast

2:10.40

B: 1:32.59 (+37.81s | 29.0%)

PSL SC CBA+ Meet

11/09/2024

Pacifica

100 Y IM

1:54.36

B: 1:21.89 (+32.47s | 28.4%)

50 Y Back

50.62

+4.44s

B: 38.49 (+12.13s | 24.0%)

50 Y Fly

49.22

+2.81s

B: 37.09 (+12.13s | 24.6%)

TYR BAC Spooky Fall Classic C B A+ Meet

10/26/2024

Burlingame

50 Y Back

46.18

B: 38.49 (+7.69s | 16.7%)

South San Francisco C B A+

09/21/2024

Pacifica

50 Y Free

49.20

B: 32.79 (+16.41s | 33.4%)

50 Y Fly

46.41

B: 37.09 (+9.32s | 20.1%)

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	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	32.89	25.29 (+7.60s \| 23.1%)	23.79 (+9.10s \| 27.7%)	26.89 (+6.00s \| 18.2%)	24.79 (+8.10s \| 24.6%)	23.29 (+9.60s \| 29.2%)	22.19 (+10.70s \| 32.5%)	21.29 (+11.60s \| 35.3%)	21.29 (+11.60s \| 35.3%)	20.59 (+12.30s \| 37.4%)	20.09 (+12.80s \| 38.9%)	20.39 (+12.50s \| 38.0%)	N/A	26.29 (+6.60s \| 20.1%)
Free 100 Y	1:16.79	54.39 (+22.40s \| 29.2%)	51.69 (+25.10s \| 32.7%)	58.69 (+18.10s \| 23.6%)	54.19 (+22.60s \| 29.4%)	51.19 (+25.60s \| 33.3%)	48.19 (+28.60s \| 37.2%)	46.39 (+30.40s \| 39.6%)	46.39 (+30.40s \| 39.6%)	45.09 (+31.70s \| 41.3%)	43.49 (+33.30s \| 43.4%)	44.39 (+32.40s \| 42.2%)	N/A	56.69 (+20.10s \| 26.2%)
Free 200 Y	2:51.95	1:58.79 (+53.16s \| 30.9%)	1:52.69 (+59.26s \| 34.5%)	2:08.39 (+43.56s \| 25.3%)	1:58.59 (+53.36s \| 31.0%)	1:52.09 (+59.86s \| 34.8%)	1:45.79 (+66.16s \| 38.5%)	1:41.59 (+70.36s \| 40.9%)	1:41.59 (+70.36s \| 40.9%)	1:38.79 (+73.16s \| 42.5%)	1:36.49 (+75.46s \| 43.9%)	1:38.09 (+73.86s \| 43.0%)	N/A	2:03.89 (+48.06s \| 27.9%)
Back 50 Y	38.93	28.49 (+10.44s \| 26.8%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	1:02.89
Back 100 Y	1:29.35	1:02.39 (+26.96s \| 30.2%)	59.09 (+30.26s \| 33.9%)	1:04.69 (+24.66s \| 27.6%)	59.79 (+29.56s \| 33.1%)	55.99 (+33.36s \| 37.3%)	53.89 (+35.46s \| 39.7%)	51.49 (+37.86s \| 42.4%)	51.49 (+37.86s \| 42.4%)	49.39 (+39.96s \| 44.7%)	47.59 (+41.76s \| 46.7%)	48.89 (+40.46s \| 45.3%)	N/A	2:16.09 1:00.49 (+28.86s \| 32.3%)
Breast 50 Y	45.48	32.49 (+12.99s \| 28.6%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	2:35.19
Breast 100 Y	2:10.40	1:10.39 (+60.01s \| 46.0%)	1:05.49 (+64.91s \| 49.8%)	1:13.59 (+56.81s \| 43.6%)	1:07.89 (+62.51s \| 47.9%)	1:02.89 (+67.51s \| 51.8%)	1:00.89 (+69.51s \| 53.3%)	57.99 (+72.41s \| 55.5%)	57.99 (+72.41s \| 55.5%)	55.89 (+74.51s \| 57.1%)	54.19 (+76.21s \| 58.4%)	55.29 (+75.11s \| 57.6%)	N/A	1:01.79 (+68.61s \| 52.6%)
Fly 50 Y	37.74	27.89 (+9.85s \| 26.1%)	N/A	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	1:29.27	1:01.09 (+28.18s \| 31.6%)	57.79 (+31.48s \| 35.3%)	1:03.89 (+25.38s \| 28.4%)	58.99 (+30.28s \| 33.9%)	55.49 (+33.78s \| 37.8%)	52.89 (+36.38s \| 40.8%)	50.59 (+38.68s \| 43.3%)	50.59 (+38.68s \| 43.3%)	48.99 (+40.28s \| 45.1%)	47.79 (+41.48s \| 46.5%)	48.39 (+40.88s \| 45.8%)	N/A	N/A
IM 200 Y	3:17.05	2:14.19 (+62.86s \| 31.9%)	2:07.49 (+69.56s \| 35.3%)	2:23.29 (+53.76s \| 27.3%)	2:12.29 (+64.76s \| 32.9%)	2:04.69 (+72.36s \| 36.7%)	1:58.19 (+78.86s \| 40.0%)	1:53.89 (+83.16s \| 42.2%)	1:53.89 (+83.16s \| 42.2%)	1:50.09 (+86.96s \| 44.1%)	1:46.39 (+90.66s \| 46.0%)	1:48.89 (+88.16s \| 44.7%)	N/A	2:18.59 (+58.46s \| 29.7%)