Nathan Chen

Age: 12 years old
Age Category: 11-12
Team: Bay Club Aquatics | San Diego-Imperial Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Bay Club Aquatics

San Diego-Imperial Swimming

Western Zone

USA

Free 50 Y

34.15

01/10/2026

B: 32.79 (+1.36s | 4.0%)

123

1,000+

Free 100 Y

1:24.44

Analysis

01/10/2026

B: 1:11.49 (+12.95s | 15.3%)

160

1,000+

Back 50 Y

44.98

02/21/2026

B: 38.49 (+6.49s | 14.4%)

141

1,000+

Breast 50 Y

46.67

02/21/2026

B: 43.49 (+3.18s | 6.8%)

108

1,000+

Breast 100 Y

1:40.49

Analysis

02/21/2026

B: 1:32.59 (+7.90s | 7.9%)

1,000+

50 Breast

47.99

100 Breast

52.50

1:40.49

100 Breast

1:40.49

Fly 50 Y

51.27

01/10/2026

B: 37.09 (+14.18s | 27.7%)

161

1,000+

IM 100 Y

1:31.99

Analysis

02/21/2026

B: 1:21.89 (+10.10s | 11.0%)

111

1,000+

50 IM

44.67

100 IM

47.32

1:31.99

100 IM

1:31.99

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Bay Club Aquatics	San Diego-Imperial Swimming	Western Zone	USA
Free 50 M	38.22		12	06/06/2026		B: 37.39 (+0.83s \| 2.2%)	8	101	1,000+	1,000+

Free 100 M	1:28.49	Analysis	12	06/06/2026		B: 1:22.09 (+6.40s \| 7.2%)	8	101	1,000+	1,000+

Back 50 M	47.86		12	06/06/2026		B: 44.49 (+3.37s \| 7.0%)	9	98	1,000+	1,000+

Breast 50 M	49.19		12	06/06/2026	B	BB: 45.89 (+3.30s \| 6.7%)	6	60	959	1,000+

Breast 100 M	1:46.38	Analysis	12	06/06/2026	B	BB: 1:39.59 (+6.79s \| 6.4%)	3	57	817	1,000+

Fly 50 M	47.85		12	06/06/2026		B: 41.99 (+5.86s \| 12.2%)	6	96	1,000+	1,000+

Above are the fastest times that Nathan Chen has achieved in his swimming career. For each event, you can find Nathan's best time, the corresponding time standard, as well as how much faster Nathan needs to be to reach the next level. The last columns provide Nathan rankings at the team and LSC levels. These rankings are based on the Nathan'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	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 Y	34.15	22.19 (+11.96s \| 35.0%)	21.29 (+12.86s \| 37.7%)	21.29 (+12.86s \| 37.7%)	20.59 (+13.56s \| 39.7%)	20.09 (+14.06s \| 41.2%)	20.39 (+13.76s \| 40.3%)	27.49 (+6.66s \| 19.5%)
Free 100 Y	1:24.44	48.19 (+36.25s \| 42.9%)	46.39 (+38.05s \| 45.1%)	46.39 (+38.05s \| 45.1%)	45.09 (+39.35s \| 46.6%)	43.49 (+40.95s \| 48.5%)	44.39 (+40.05s \| 47.4%)	59.29 (+25.15s \| 29.8%)
Back 50 Y	44.98	N/A	N/A	N/A	N/A	N/A	N/A	31.89 (+13.09s \| 29.1%)
Breast 50 Y	46.67	N/A	N/A	N/A	N/A	N/A	N/A	35.49 (+11.18s \| 24.0%)
Breast 100 Y	1:40.49	1:00.89 (+39.60s \| 39.4%)	57.99 (+42.50s \| 42.3%)	57.99 (+42.50s \| 42.3%)	55.89 (+44.60s \| 44.4%)	54.19 (+46.30s \| 46.1%)	55.29 (+45.20s \| 45.0%)	1:15.89 (+24.60s \| 24.5%)
Fly 50 Y	51.27	N/A	N/A	N/A	N/A	N/A	N/A	30.49 (+20.78s \| 40.5%)
IM 100 Y	1:31.99	N/A	N/A	N/A	N/A	N/A	N/A	1:08.09 (+23.90s \| 26.0%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	38.22	25.89 (+12.33s \| 32.3%)	24.59 (+13.63s \| 35.7%)	24.59 (+13.63s \| 35.7%)	24.29 (+13.93s \| 36.4%)	23.39 (+14.83s \| 38.8%)	23.79 (+14.43s \| 37.8%)	31.49 (+6.73s \| 17.6%)
Free 100 M	1:28.49	56.09 (+32.40s \| 36.6%)	53.59 (+34.90s \| 39.4%)	53.59 (+34.90s \| 39.4%)	52.59 (+35.90s \| 40.6%)	50.99 (+37.50s \| 42.4%)	51.99 (+36.50s \| 41.2%)	1:07.49 (+21.00s \| 23.7%)
Back 50 M	47.86	N/A	N/A	N/A	N/A	N/A	N/A	36.79 (+11.07s \| 23.1%)
Breast 50 M	49.19	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+8.80s \| 17.9%)
Breast 100 M	1:46.38	1:11.29 (+35.09s \| 33.0%)	1:08.19 (+38.19s \| 35.9%)	1:08.19 (+38.19s \| 35.9%)	1:06.59 (+39.79s \| 37.4%)	1:04.09 (+42.29s \| 39.8%)	1:05.29 (+41.09s \| 38.6%)	1:27.69 (+18.69s \| 17.6%)
Fly 50 M	47.85	N/A	N/A	N/A	N/A	N/A	N/A	34.39 (+13.46s \| 28.1%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 SI JBST SPLASH DASH MAX

06/06/2026

La Jolla

50 M Fly

47.85

-15.15s (New PB)

B: 41.99 (+5.86s | 12.2%)

100 M Free

1:28.49

B: 1:22.09 (+6.40s | 7.2%)

50 M Back

47.86

-19.78s (New PB)

B: 44.49 (+3.37s | 7.0%)

100 M Breast

1:46.38

BB: 1:39.59 (+6.79s | 6.4%)

50 M Free

38.22

-7.49s (New PB)

B: 37.39 (+0.83s | 2.2%)

50 M Breast

49.19

BB: 45.89 (+3.30s | 6.7%)

2026 SI JBST Age Group Champs Max

02/21/2026

La Jolla

100 Y Breast

1:40.49

-2.59s (New PB)

B: 1:32.59 (+7.90s | 7.9%)

50 Breast

47.99

100 Breast

52.50

1:40.49

100 Breast

1:40.49

100 Y IM

1:31.99

B: 1:21.89 (+10.10s | 11.0%)

50 IM

44.67

100 IM

47.32

1:31.99

100 IM

1:31.99

50 Y Free

39.38

+5.23s

B: 32.79 (+6.59s | 16.7%)

50 Y Back

44.98

B: 38.49 (+6.49s | 14.4%)

50 Y Breast

46.67

-2.39s (New PB)

B: 43.49 (+3.18s | 6.8%)

2026 SI BAY 14U Rising Stars 3

01/10/2026

Rancho Santa Fe

100 Y Free

1:24.44

B: 1:11.49 (+12.95s | 15.3%)

100 Y Breast

1:43.08

B: 1:32.59 (+10.49s | 10.2%)

50 Y Fly

51.27

-4.00s (New PB)

B: 37.09 (+14.18s | 27.7%)

50 Y Free

34.15

-2.92s (New PB)

B: 32.79 (+1.36s | 4.0%)

50 Y Breast

49.06

B: 43.49 (+5.57s | 11.4%)

SI 2025 RSD All Ages WAG Max

12/05/2025

Solana Beach

50 Y Free

37.07

B: 32.79 (+4.28s | 11.5%)

50 Y Fly

55.27

B: 37.09 (+18.18s | 32.9%)

2025 SI JBST All Ages NTS Meet

07/11/2025

La Jolla

50 M Fly

1:03.00

B: 41.99 (+21.01s | 33.3%)

50 M Back

1:07.64

B: 44.49 (+23.15s | 34.2%)

50 M Free

45.71

B: 37.39 (+8.32s | 18.2%)

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.