Charles Zheng

Age: 9 years old
Age Category: 10 & under
Team: California Dolphins Swim Team | Pacific Swimming

Personal Best

Short course distance

Event	Time	Age	Date	Standard	Next Standard	Pacific Swimming	California Dolphins Swim Team
Free 25 Y	20.34	8	01/11/2025			416	10

Free 50 Y	42.17	9	09/27/2025		B: 38.19 (+3.98s \| 9.4%)	634	28

Free 100 Y	1:34.81	9	09/27/2025		B: 1:27.99 (+6.82s \| 7.2%)	498	20

Back 50 Y	47.09	8	03/22/2025	B	BB: 42.89 (+4.20s \| 8.9%)	372	16

Back 100 Y	1:47.60	9	10/18/2025		B: 1:40.69 (+6.91s \| 6.4%)	287	11

Breast 25 Y	26.76	8	11/02/2024			265	14

Breast 50 Y	54.66	8	12/14/2024		B: 53.39 (+1.27s \| 2.3%)	446	16

Fly 25 Y	27.15	8	09/28/2024			367	13

Fly 50 Y	49.82	8	03/22/2025		B: 46.49 (+3.33s \| 6.7%)	356	22

IM 100 Y	1:40.52	9	10/18/2025		B: 1:39.69 (+0.83s \| 0.8%)	345	20

Long course distance

Event	Time	Age	Date	Standard	Next Standard	Pacific Swimming	California Dolphins Swim Team
Free 100 M	1:47.61	9	06/07/2025		B: 1:40.99 (+6.62s \| 6.2%)	312	13

Back 50 M	53.85	9	06/07/2025	B	BB: 49.29 (+4.56s \| 8.5%)	237	10

Breast 50 M	59.26	8	04/12/2025	B	BB: 54.39 (+4.87s \| 8.2%)	217	9

Above are the fastest times that Charles Zheng has achieved in his swimming career. For each event, you can find Charles's best time, the corresponding time standard, as well as how much faster Charles needs to be to reach the next level. The last columns provide Charles rankings at the team and LSC levels. These rankings are based on the Charles'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	42.17	30.99 (+11.18s \| 26.5%)	30.19 (+11.98s \| 28.4%)	26.89 (+15.28s \| 36.2%)	24.79 (+17.38s \| 41.2%)	23.29 (+18.88s \| 44.8%)	22.19 (+19.98s \| 47.4%)	21.29 (+20.88s \| 49.5%)	21.29 (+20.88s \| 49.5%)	20.59 (+21.58s \| 51.2%)	20.09 (+22.08s \| 52.4%)	20.39 (+21.78s \| 51.6%)	N/A	30.49 (+11.68s \| 27.7%)
Free 100 Y	1:34.81	1:09.69 (+25.12s \| 26.5%)	1:07.59 (+27.22s \| 28.7%)	58.69 (+36.12s \| 38.1%)	54.19 (+40.62s \| 42.8%)	51.19 (+43.62s \| 46.0%)	48.19 (+46.62s \| 49.2%)	46.39 (+48.42s \| 51.1%)	46.39 (+48.42s \| 51.1%)	45.09 (+49.72s \| 52.4%)	43.49 (+51.32s \| 54.1%)	44.39 (+50.42s \| 53.2%)	N/A	1:07.19 (+27.62s \| 29.1%)
Back 50 Y	47.09	36.99 (+10.10s \| 21.4%)	35.79 (+11.30s \| 24.0%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	36.29 (+10.80s \| 22.9%)
Back 100 Y	1:47.60	1:18.89 (+28.71s \| 26.7%)	1:17.09 (+30.51s \| 28.4%)	1:04.69 (+42.91s \| 39.9%)	59.79 (+47.81s \| 44.4%)	55.99 (+51.61s \| 48.0%)	53.89 (+53.71s \| 49.9%)	51.49 (+56.11s \| 52.1%)	51.49 (+56.11s \| 52.1%)	49.39 (+58.21s \| 54.1%)	47.59 (+60.01s \| 55.8%)	48.89 (+58.71s \| 54.6%)	N/A	1:16.59 (+31.01s \| 28.8%)
Breast 50 Y	54.66	40.99 (+13.67s \| 25.0%)	39.99 (+14.67s \| 26.8%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	40.29 (+14.37s \| 26.3%)
Fly 50 Y	49.82	35.39 (+14.43s \| 29.0%)	33.99 (+15.83s \| 31.8%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	34.69 (+15.13s \| 30.4%)
IM 100 Y	1:40.52	1:18.89 (+21.63s \| 21.5%)	1:16.89 (+23.63s \| 23.5%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	1:16.99 (+23.53s \| 23.4%)

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
Free 100 M	1:47.61	1:19.49 (+28.12s \| 26.1%)	1:17.09 (+30.52s \| 28.4%)	1:07.39 (+40.22s \| 37.4%)	1:02.19 (+45.42s \| 42.2%)	59.19 (+48.42s \| 45.0%)	56.09 (+51.52s \| 47.9%)	53.59 (+54.02s \| 50.2%)	53.59 (+54.02s \| 50.2%)	52.59 (+55.02s \| 51.1%)	50.99 (+56.62s \| 52.6%)	51.99 (+55.62s \| 51.7%)	N/A	49.99 (+57.62s \| 53.5%)	1:16.89 (+30.72s \| 28.5%)
Back 50 M	53.85	42.99 (+10.86s \| 20.2%)	40.79 (+13.06s \| 24.3%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	41.59 (+12.26s \| 22.8%)
Breast 50 M	59.26	46.99 (+12.27s \| 20.7%)	45.59 (+13.67s \| 23.1%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	46.29 (+12.97s \| 21.9%)

Progression

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

Event	Time	Progress	Standard	Next Standard	Age	Heat	Lane	Ranking
PC CDST SC C B BB+			10/18/2025		Fremont
100 Y IM	1:40.52	-1.25s (New PB)		B: 1:39.69 (+0.83s \| 0.8%)	9	2	3	7

50 Y Free	42.92	+0.75s		B: 38.19 (+4.73s \| 11.0%)	9	3	4	7

50 Y Back	49.37	+2.28s		B: 48.29 (+1.08s \| 2.2%)	9	2	3

100 Y Back	1:47.60			B: 1:40.69 (+6.91s \| 6.4%)	9	2	8

100 Y Free	1:36.02	+1.21s		B: 1:27.99 (+8.03s \| 8.4%)	9	3	5	6

PC LAC C B BB			09/27/2025		Livermore
100 Y Free	1:34.81	-6.94s (New PB)		B: 1:27.99 (+6.82s \| 7.2%)	9	2	1	2

50 Y Free	42.17	-1.23s (New PB)		B: 38.19 (+3.98s \| 9.4%)	9	2	1	6

50 Y Breast	55.26	+0.60s		B: 53.39 (+1.87s \| 3.4%)	9	2	2	8

100 Y IM	1:41.77	-2.73s (New PB)		B: 1:39.69 (+2.08s \| 2.0%)	9	2	5	7

2025 06 07 CDST LC C B BB+ Meet			06/07/2025		Fremont
50 M Back	53.85		B	BB: 49.29 (+4.56s \| 8.5%)	9	3	4	6

100 M Free	1:47.61	-1.81s (New PB)		B: 1:40.99 (+6.62s \| 6.2%)	9	3	2	5

PC BSW LCM C B BB+ Meet			04/12/2025		Brentwood
100 M Free	1:49.42			B: 1:40.99 (+8.43s \| 7.7%)	8	2	7	3

50 M Breast	59.26		B	BB: 54.39 (+4.87s \| 8.2%)	8	2	6	1

2025 3 22 CDST SC C B BB+ Meet			03/22/2025		Fremont
50 Y Back	47.09	-2.40s (New PB)	B	BB: 42.89 (+4.20s \| 8.9%)	8	1	3	5

100 Y IM	1:44.50	-14.25s (New PB)		B: 1:39.69 (+4.81s \| 4.6%)	8	3	9	5

50 Y Fly	49.82	-7.34s (New PB)		B: 46.49 (+3.33s \| 6.7%)	8	3	2	5

50 Y Free	43.40	-3.87s (New PB)		B: 38.19 (+5.21s \| 12.0%)	8	3		9

Livermore Aquacowboys SC C B BB+ Meet			01/11/2025		Livermore
25 Y Free	20.34				8	1	7	1

25 Y Breast	27.77	+1.01s			8	1	4	4

100 Y IM	1:58.75			B: 1:39.69 (+19.06s \| 16.1%)	8	1	6	1

100 Y Free	1:46.25	+4.50s		B: 1:27.99 (+18.26s \| 17.2%)	8	1	4	1

2024 12 14 CDST SC C B BB+ Meet			12/14/2024		Fremont
50 Y Back	49.49	-0.03s (New PB)		B: 48.29 (+1.20s \| 2.4%)	8	3	6	5

50 Y Breast	54.66			B: 53.39 (+1.27s \| 2.3%)	8	5		1

SRVA SCY CBBB+			11/02/2024		San Ramon
50 Y Back	49.52	-2.05s (New PB)		B: 48.29 (+1.23s \| 2.5%)	8	1	7	6

25 Y Breast	26.76				8	3	2	1

50 Y Fly	57.16			B: 46.49 (+10.67s \| 18.7%)	8	8	5	3

50 Y Free	47.27	-8.24s (New PB)		B: 38.19 (+9.08s \| 19.2%)	8	8	6	7

Orinda Aquatics SC C B BB+ Meet			09/28/2024		Moraga
50 Y Back	51.57	-6.46s (New PB)		B: 48.29 (+3.28s \| 6.4%)	8		3

100 Y Free	1:41.75			B: 1:27.99 (+13.76s \| 13.5%)	8	3	5	1

25 Y Fly	27.15				8	2	7	3

CROW C B BB+ JANUARY 2024			01/13/2024		HAYWARD
50 Y Free	55.51			B: 38.19 (+17.32s \| 31.2%)	7	3	4	3

50 Y Back	58.03			B: 48.29 (+9.74s \| 16.8%)	7	2	6	2

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.