Jiezheng Chen

Age: 13 years old
Age Category: 13-14
Team: Alto Swim Club | Pacific Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Swimming

Alto Swim Club

Free 50 Y

38.35

03/29/2025

B: 29.89 (+8.46s | 22.1%)

1,000+

Free 100 Y

1:24.59

11/23/2024

B: 1:04.99 (+19.60s | 23.2%)

1,000+

50 Free

39.64

100 Free

44.95

1:24.59

100 Free

1:24.59

Free 200 Y

3:09.51

02/01/2025

B: 2:22.49 (+47.02s | 24.8%)

1,000+

50 Free

44.50

100 Free

50.79

1:35.29

100 Free

1:35.29

150 Free

47.29

2:22.58

200 Free

46.93

3:09.51

100 Free

1:34.22

Back 100 Y

1:40.14

03/29/2025

B: 1:11.29 (+28.85s | 28.8%)

1,000+

50 Back

47.05

100 Back

53.09

1:40.14

100 Back

1:40.14

Breast 100 Y

1:47.18

03/29/2025

B: 1:20.49 (+26.69s | 24.9%)

1,000+

50 Breast

52.41

100 Breast

54.77

1:47.18

100 Breast

1:47.18

Breast 200 Y

3:42.90

02/22/2025

B: 2:54.89 (+48.01s | 21.5%)

611

Fly 100 Y

1:47.10

02/22/2025

B: 1:10.49 (+36.61s | 34.2%)

803

Long course distance

Event	Time	Age	Date	Next Standard	Pacific Swimming	Alto Swim Club
Free 50 M	42.29	13	04/19/2025	B: 34.29 (+8.00s \| 18.9%)	1,000+	55

Free 100 M	1:39.58	13	04/19/2025	B: 1:15.09 (+24.49s \| 24.6%)	1,000+	53

Back 100 M	2:03.67	13	04/19/2025	B: 1:23.69 (+39.98s \| 32.3%)	777	50

Above are the fastest times that Jiezheng Chen has achieved in his swimming career. For each event, you can find Jiezheng's best time, the corresponding time standard, as well as how much faster Jiezheng needs to be to reach the next level. The last columns provide Jiezheng rankings at the team and LSC levels. These rankings are based on the Jiezheng'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	38.35	25.29 (+13.06s \| 34.1%)	23.79 (+14.56s \| 38.0%)	26.89 (+11.46s \| 29.9%)	24.79 (+13.56s \| 35.4%)	23.29 (+15.06s \| 39.3%)	22.19 (+16.16s \| 42.1%)	21.29 (+17.06s \| 44.5%)	21.29 (+17.06s \| 44.5%)	20.59 (+17.76s \| 46.3%)	20.09 (+18.26s \| 47.6%)	20.39 (+17.96s \| 46.8%)	N/A	26.29 (+12.06s \| 31.4%)
Free 100 Y	1:24.59	54.39 (+30.20s \| 35.7%)	51.69 (+32.90s \| 38.9%)	58.69 (+25.90s \| 30.6%)	54.19 (+30.40s \| 35.9%)	51.19 (+33.40s \| 39.5%)	48.19 (+36.40s \| 43.0%)	46.39 (+38.20s \| 45.2%)	46.39 (+38.20s \| 45.2%)	45.09 (+39.50s \| 46.7%)	43.49 (+41.10s \| 48.6%)	44.39 (+40.20s \| 47.5%)	N/A	56.69 (+27.90s \| 33.0%)
Free 200 Y	3:09.51	1:58.79 (+70.72s \| 37.3%)	1:52.69 (+76.82s \| 40.5%)	2:08.39 (+61.12s \| 32.3%)	1:58.59 (+70.92s \| 37.4%)	1:52.09 (+77.42s \| 40.9%)	1:45.79 (+83.72s \| 44.2%)	1:41.59 (+87.92s \| 46.4%)	1:41.59 (+87.92s \| 46.4%)	1:38.79 (+90.72s \| 47.9%)	1:36.49 (+93.02s \| 49.1%)	1:38.09 (+91.42s \| 48.2%)	N/A	2:03.89 (+65.62s \| 34.6%)
Back 100 Y	1:40.14	1:02.39 (+37.75s \| 37.7%)	59.09 (+41.05s \| 41.0%)	1:04.69 (+35.45s \| 35.4%)	59.79 (+40.35s \| 40.3%)	55.99 (+44.15s \| 44.1%)	53.89 (+46.25s \| 46.2%)	51.49 (+48.65s \| 48.6%)	51.49 (+48.65s \| 48.6%)	49.39 (+50.75s \| 50.7%)	47.59 (+52.55s \| 52.5%)	48.89 (+51.25s \| 51.2%)	N/A	2:16.09 1:00.49 (+39.65s \| 39.6%)
Breast 100 Y	1:47.18	1:10.39 (+36.79s \| 34.3%)	1:05.49 (+41.69s \| 38.9%)	1:13.59 (+33.59s \| 31.3%)	1:07.89 (+39.29s \| 36.7%)	1:02.89 (+44.29s \| 41.3%)	1:00.89 (+46.29s \| 43.2%)	57.99 (+49.19s \| 45.9%)	57.99 (+49.19s \| 45.9%)	55.89 (+51.29s \| 47.9%)	54.19 (+52.99s \| 49.4%)	55.29 (+51.89s \| 48.4%)	N/A	1:01.79 (+45.39s \| 42.3%)
Breast 200 Y	3:42.90	2:35.99 (+66.91s \| 30.0%)	2:25.09 (+77.81s \| 34.9%)	2:40.49 (+62.41s \| 28.0%)	2:28.09 (+74.81s \| 33.6%)	2:18.19 (+84.71s \| 38.0%)	2:13.29 (+89.61s \| 40.2%)	2:07.99 (+94.91s \| 42.6%)	2:07.99 (+94.91s \| 42.6%)	2:02.29 (+100.61s \| 45.1%)	1:58.79 (+104.11s \| 46.7%)	2:00.99 (+101.91s \| 45.7%)	N/A	2:17.39 (+85.51s \| 38.4%)
Fly 100 Y	1:47.10	1:01.09 (+46.01s \| 43.0%)	57.79 (+49.31s \| 46.0%)	1:03.89 (+43.21s \| 40.3%)	58.99 (+48.11s \| 44.9%)	55.49 (+51.61s \| 48.2%)	52.89 (+54.21s \| 50.6%)	50.59 (+56.51s \| 52.8%)	50.59 (+56.51s \| 52.8%)	48.99 (+58.11s \| 54.3%)	47.79 (+59.31s \| 55.4%)	48.39 (+58.71s \| 54.8%)	N/A	N/A

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	42.29	28.49 (+13.80s \| 32.6%)	27.29 (+15.00s \| 35.5%)	30.19 (+12.10s \| 28.6%)	27.89 (+14.40s \| 34.1%)	26.79 (+15.50s \| 36.7%)	25.89 (+16.40s \| 38.8%)	24.59 (+17.70s \| 41.9%)	24.59 (+17.70s \| 41.9%)	24.29 (+18.00s \| 42.6%)	23.39 (+18.90s \| 44.7%)	23.79 (+18.50s \| 43.7%)	N/A	22.79 (+19.50s \| 46.1%)	30.19 (+12.10s \| 28.6%)
Free 100 M	1:39.58	1:02.09 (+37.49s \| 37.6%)	59.79 (+39.79s \| 40.0%)	1:07.39 (+32.19s \| 32.3%)	1:02.19 (+37.39s \| 37.5%)	59.19 (+40.39s \| 40.6%)	56.09 (+43.49s \| 43.7%)	53.59 (+45.99s \| 46.2%)	53.59 (+45.99s \| 46.2%)	52.59 (+46.99s \| 47.2%)	50.99 (+48.59s \| 48.8%)	51.99 (+47.59s \| 47.8%)	N/A	49.99 (+49.59s \| 49.8%)	1:04.89 (+34.69s \| 34.8%)
Back 100 M	2:03.67	1:12.19 (+51.48s \| 41.6%)	1:07.99 (+55.68s \| 45.0%)	1:15.49 (+48.18s \| 39.0%)	1:09.69 (+53.98s \| 43.6%)	1:05.89 (+57.78s \| 46.7%)	1:03.29 (+60.38s \| 48.8%)	1:00.59 (+63.08s \| 51.0%)	1:00.59 (+63.08s \| 51.0%)	58.89 (+64.78s \| 52.4%)	57.29 (+66.38s \| 53.7%)	58.19 (+65.48s \| 52.9%)	N/A	55.69 (+67.98s \| 55.0%)	1:13.09 (+50.58s \| 40.9%)

Progression

See how Jiezheng Chen is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Jiezheng'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 Jiezheng Chen has participated in and his achievement. The last event displayed is the most recent. For each event, you can find the Jiezheng's time, the progress against Jiezheng's best time, the corresponding time standard, as well as how much faster Jiezheng needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

Alto Spring Jam Meet

04/19/2025

Fremont

50 M Breast

57.15

50 M Back

53.13

100 M Free

1:39.58

B: 1:15.09 (+24.49s | 24.6%)

100 M Back

2:03.67

B: 1:23.69 (+39.98s | 32.3%)

50 M Free

42.29

B: 34.29 (+8.00s | 18.9%)

Alto Rock The Blocks Invitational

03/29/2025

Palo Alto

100 Y Breast

1:47.18

-0.35s (New PB)

B: 1:20.49 (+26.69s | 24.9%)

50 Breast

52.41

100 Breast

54.77

1:47.18

100 Breast

1:47.18

50 Y Free

38.35

-0.30s (New PB)

B: 29.89 (+8.46s | 22.1%)

200 Y Free

3:09.92

+0.41s

B: 2:22.49 (+47.43s | 25.0%)

50 Free

42.51

100 Free

49.04

1:31.55

100 Free

1:31.55

200 Free

1:38.37

3:09.92

100 Free

1:38.37

100 Y Back

1:40.14

-12.14s (New PB)

B: 1:11.29 (+28.85s | 28.8%)

50 Back

47.05

100 Back

53.09

1:40.14

100 Back

1:40.14

100 Y Free

1:25.76

+1.17s

B: 1:04.99 (+20.77s | 24.2%)

50 Free

41.09

100 Free

44.67

1:25.76

100 Free

1:25.76

De Anza C B A+

02/22/2025

Saratoga

100 Y Fly

1:47.10

B: 1:10.49 (+36.61s | 34.2%)

100 Y Free

1:26.77

+2.18s

B: 1:04.99 (+21.78s | 25.1%)

50 Y Free

38.65

-1.03s (New PB)

B: 29.89 (+8.76s | 22.7%)

200 Y Breast

3:42.90

B: 2:54.89 (+48.01s | 21.5%)

Alto Swim Club Valentine Classic

02/01/2025

Palo Alto

50 Y Fly

49.30

-6.53s (New PB)

B: 37.09 (+12.21s | 24.8%)

50 Y Breast

47.37

-5.38s (New PB)

B: 43.49 (+3.88s | 8.2%)

200 Y Free

3:09.51

B: 2:35.99 (+33.52s | 17.7%)

50 Free

44.50

100 Free

50.79

1:35.29

100 Free

1:35.29

150 Free

47.29

2:22.58

200 Free

46.93

3:09.51

100 Free

1:34.22

100 Y Back

1:52.28

B: 1:22.19 (+30.09s | 26.8%)

50 Back

52.80

100 Back

59.48

1:52.28

100 Back

1:52.28

100 Y Free

1:25.85

+1.26s

B: 1:11.49 (+14.36s | 16.7%)

50 Free

42.82

100 Free

43.03

1:25.85

100 Free

1:25.85

Alto Fall Frolic Meet

11/23/2024

Palo Alto

100 Y Breast

1:48.95

+1.42s

B: 1:32.59 (+16.36s | 15.0%)

50 Breast

53.04

100 Breast

55.91

1:48.95

100 Breast

1:48.95

100 Y Free

1:24.59

-1.71s (New PB)

B: 1:11.49 (+13.10s | 15.5%)

50 Free

39.64

100 Free

44.95

1:24.59

100 Free

1:24.59

Alto Go The Distance

11/09/2024

Palo Alto

50 Y Free

39.68

-0.56s (New PB)

B: 32.79 (+6.89s | 17.4%)

100 Y Free

1:28.17

+1.87s

B: 1:11.49 (+16.68s | 18.9%)

50 Free

40.82

100 Free

47.35

1:28.17

100 Free

1:28.17

50 Y Back

48.87

+2.90s

B: 38.49 (+10.38s | 21.2%)

50 Y Fly

55.83

-5.58s (New PB)

B: 37.09 (+18.74s | 33.6%)

50 Y Breast

52.75

B: 43.49 (+9.26s | 17.6%)

100 Y Breast

1:51.84

+4.31s

B: 1:32.59 (+19.25s | 17.2%)

50 Breast

53.82

100 Breast

58.02

1:51.84

100 Breast

1:51.84

2024 SUNN Fall Classic CBA+ Meet

10/26/2024

Sunnyval

50 Y Free

40.24

B: 32.79 (+7.45s | 18.5%)

50 Y Fly

1:01.41

B: 37.09 (+24.32s | 39.6%)

50 Y Back

45.97

B: 38.49 (+7.48s | 16.3%)

100 Y Free

1:26.30

B: 1:11.49 (+14.81s | 17.2%)

100 Y Breast

1:47.53

B: 1:32.59 (+14.94s | 13.9%)

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	38.35	25.29 (+13.06s \| 34.1%)	23.79 (+14.56s \| 38.0%)	26.89 (+11.46s \| 29.9%)	24.79 (+13.56s \| 35.4%)	23.29 (+15.06s \| 39.3%)	22.19 (+16.16s \| 42.1%)	21.29 (+17.06s \| 44.5%)	21.29 (+17.06s \| 44.5%)	20.59 (+17.76s \| 46.3%)	20.09 (+18.26s \| 47.6%)	20.39 (+17.96s \| 46.8%)	N/A	26.29 (+12.06s \| 31.4%)
Free 100 Y	1:24.59	54.39 (+30.20s \| 35.7%)	51.69 (+32.90s \| 38.9%)	58.69 (+25.90s \| 30.6%)	54.19 (+30.40s \| 35.9%)	51.19 (+33.40s \| 39.5%)	48.19 (+36.40s \| 43.0%)	46.39 (+38.20s \| 45.2%)	46.39 (+38.20s \| 45.2%)	45.09 (+39.50s \| 46.7%)	43.49 (+41.10s \| 48.6%)	44.39 (+40.20s \| 47.5%)	N/A	56.69 (+27.90s \| 33.0%)
Free 200 Y	3:09.51	1:58.79 (+70.72s \| 37.3%)	1:52.69 (+76.82s \| 40.5%)	2:08.39 (+61.12s \| 32.3%)	1:58.59 (+70.92s \| 37.4%)	1:52.09 (+77.42s \| 40.9%)	1:45.79 (+83.72s \| 44.2%)	1:41.59 (+87.92s \| 46.4%)	1:41.59 (+87.92s \| 46.4%)	1:38.79 (+90.72s \| 47.9%)	1:36.49 (+93.02s \| 49.1%)	1:38.09 (+91.42s \| 48.2%)	N/A	2:03.89 (+65.62s \| 34.6%)
Back 100 Y	1:40.14	1:02.39 (+37.75s \| 37.7%)	59.09 (+41.05s \| 41.0%)	1:04.69 (+35.45s \| 35.4%)	59.79 (+40.35s \| 40.3%)	55.99 (+44.15s \| 44.1%)	53.89 (+46.25s \| 46.2%)	51.49 (+48.65s \| 48.6%)	51.49 (+48.65s \| 48.6%)	49.39 (+50.75s \| 50.7%)	47.59 (+52.55s \| 52.5%)	48.89 (+51.25s \| 51.2%)	N/A	2:16.09 1:00.49 (+39.65s \| 39.6%)
Breast 100 Y	1:47.18	1:10.39 (+36.79s \| 34.3%)	1:05.49 (+41.69s \| 38.9%)	1:13.59 (+33.59s \| 31.3%)	1:07.89 (+39.29s \| 36.7%)	1:02.89 (+44.29s \| 41.3%)	1:00.89 (+46.29s \| 43.2%)	57.99 (+49.19s \| 45.9%)	57.99 (+49.19s \| 45.9%)	55.89 (+51.29s \| 47.9%)	54.19 (+52.99s \| 49.4%)	55.29 (+51.89s \| 48.4%)	N/A	1:01.79 (+45.39s \| 42.3%)
Breast 200 Y	3:42.90	2:35.99 (+66.91s \| 30.0%)	2:25.09 (+77.81s \| 34.9%)	2:40.49 (+62.41s \| 28.0%)	2:28.09 (+74.81s \| 33.6%)	2:18.19 (+84.71s \| 38.0%)	2:13.29 (+89.61s \| 40.2%)	2:07.99 (+94.91s \| 42.6%)	2:07.99 (+94.91s \| 42.6%)	2:02.29 (+100.61s \| 45.1%)	1:58.79 (+104.11s \| 46.7%)	2:00.99 (+101.91s \| 45.7%)	N/A	2:17.39 (+85.51s \| 38.4%)
Fly 100 Y	1:47.10	1:01.09 (+46.01s \| 43.0%)	57.79 (+49.31s \| 46.0%)	1:03.89 (+43.21s \| 40.3%)	58.99 (+48.11s \| 44.9%)	55.49 (+51.61s \| 48.2%)	52.89 (+54.21s \| 50.6%)	50.59 (+56.51s \| 52.8%)	50.59 (+56.51s \| 52.8%)	48.99 (+58.11s \| 54.3%)	47.79 (+59.31s \| 55.4%)	48.39 (+58.71s \| 54.8%)	N/A	N/A

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	42.29	28.49 (+13.80s \| 32.6%)	27.29 (+15.00s \| 35.5%)	30.19 (+12.10s \| 28.6%)	27.89 (+14.40s \| 34.1%)	26.79 (+15.50s \| 36.7%)	25.89 (+16.40s \| 38.8%)	24.59 (+17.70s \| 41.9%)	24.59 (+17.70s \| 41.9%)	24.29 (+18.00s \| 42.6%)	23.39 (+18.90s \| 44.7%)	23.79 (+18.50s \| 43.7%)	N/A	22.79 (+19.50s \| 46.1%)	30.19 (+12.10s \| 28.6%)
Free 100 M	1:39.58	1:02.09 (+37.49s \| 37.6%)	59.79 (+39.79s \| 40.0%)	1:07.39 (+32.19s \| 32.3%)	1:02.19 (+37.39s \| 37.5%)	59.19 (+40.39s \| 40.6%)	56.09 (+43.49s \| 43.7%)	53.59 (+45.99s \| 46.2%)	53.59 (+45.99s \| 46.2%)	52.59 (+46.99s \| 47.2%)	50.99 (+48.59s \| 48.8%)	51.99 (+47.59s \| 47.8%)	N/A	49.99 (+49.59s \| 49.8%)	1:04.89 (+34.69s \| 34.8%)
Back 100 M	2:03.67	1:12.19 (+51.48s \| 41.6%)	1:07.99 (+55.68s \| 45.0%)	1:15.49 (+48.18s \| 39.0%)	1:09.69 (+53.98s \| 43.6%)	1:05.89 (+57.78s \| 46.7%)	1:03.29 (+60.38s \| 48.8%)	1:00.59 (+63.08s \| 51.0%)	1:00.59 (+63.08s \| 51.0%)	58.89 (+64.78s \| 52.4%)	57.29 (+66.38s \| 53.7%)	58.19 (+65.48s \| 52.9%)	N/A	55.69 (+67.98s \| 55.0%)	1:13.09 (+50.58s \| 40.9%)