Rieka Shimizu

Age: 9 years old
Age Category: 10 & under
Team: Life Time Michigan Swim Team | Michigan Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Life Time Michigan Swim Team

Michigan Swimming

Central Zone

USA

Free 50 Y

48.45

12/20/2025

B: 39.79 (+8.66s | 17.9%)

912

1,000+

Free 100 Y

1:45.88

01/10/2026

B: 1:30.79 (+15.09s | 14.3%)

657

1,000+

50 Free

49.01

100 Free

56.87

1:45.88

100 Free

1:45.88

Free 200 Y

3:57.28

01/10/2026

B: 3:22.79 (+34.49s | 14.5%)

298

770

1,000+

50 Free

51.19

100 Free

58.61

1:49.80

100 Free

1:49.80

150 Free

1:04.76

2:54.56

200 Free

1:02.72

3:57.28

100 Free

2:07.48

Back 50 Y

56.65

10/04/2025

B: 48.59 (+8.06s | 14.2%)

825

1,000+

Breast 50 Y

1:05.76

10/04/2025

B: 54.59 (+11.17s | 17.0%)

642

1,000+

Breast 100 Y

2:21.43

12/20/2025

B: 2:00.29 (+21.14s | 14.9%)

372

961

1,000+

50 Breast

1:07.51

100 Breast

1:13.92

2:21.43

100 Breast

2:21.43

Fly 50 Y

1:04.47

02/06/2026

B: 48.39 (+16.08s | 24.9%)

535

1,000+

IM 200 Y

4:35.88

02/06/2026

B: 3:42.09 (+53.79s | 19.5%)

192

501

1,000+

50 Fly

1:02.38

100 Back

1:15.28

2:17.66

100 IM

2:17.66

200 Free

2:18.22

4:35.88

100 IM

2:18.22

Long course distance

Event	Time	Age	Date	Next Standard	Life Time Michigan Swim Team	Michigan Swimming	Central Zone	USA
Free 50 M	55.27	9	11/25/2025	B: 45.29 (+9.98s \| 18.1%)	11	13	467	1,000+

Back 50 M	1:08.00	9	01/27/2026	B: 55.79 (+12.21s \| 18.0%)	10	13	545	1,000+

Breast 50 M	1:14.72	9	11/25/2025	B: 1:02.19 (+12.53s \| 16.8%)	5	7	364	1,000+

Fly 50 M	1:13.93	9	09/23/2025	B: 54.49 (+19.44s \| 26.3%)	7	11	311	1,000+

IM 100 M	2:27.16	9	01/27/2026		5	5	14	106

Above are the fastest times that Rieka Shimizu has achieved in her swimming career. For each event, you can find Rieka's best time, the corresponding time standard, as well as how much faster Rieka needs to be to reach the next level. The last columns provide Rieka rankings at the team and LSC levels. These rankings are based on the Rieka's personal best, her 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	48.45	24.89 (+23.56s \| 48.6%)	23.89 (+24.56s \| 50.7%)	23.89 (+24.56s \| 50.7%)	23.29 (+25.16s \| 51.9%)	22.59 (+25.86s \| 53.4%)	22.79 (+25.66s \| 53.0%)	30.89 (+17.56s \| 36.2%)
Free 100 Y	1:45.88	53.99 (+51.89s \| 49.0%)	51.89 (+53.99s \| 51.0%)	51.89 (+53.99s \| 51.0%)	50.39 (+55.49s \| 52.4%)	49.29 (+56.59s \| 53.4%)	49.69 (+56.19s \| 53.1%)	1:08.19 (+37.69s \| 35.6%)
Free 200 Y	3:57.28	1:56.29 (+120.99s \| 51.0%)	1:52.89 (+124.39s \| 52.4%)	1:52.29 (+124.99s \| 52.7%)	1:49.09 (+128.19s \| 54.0%)	1:46.69 (+130.59s \| 55.0%)	1:47.39 (+129.89s \| 54.7%)	2:29.09 (+88.19s \| 37.2%)
Back 50 Y	56.65	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+20.16s \| 35.6%)
Breast 50 Y	1:05.76	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+25.37s \| 38.6%)
Breast 100 Y	2:21.43	1:07.59 (+73.84s \| 52.2%)	1:05.49 (+75.94s \| 53.7%)	1:05.49 (+75.94s \| 53.7%)	1:03.09 (+78.34s \| 55.4%)	1:01.79 (+79.64s \| 56.3%)	1:02.79 (+78.64s \| 55.6%)	1:27.99 (+53.44s \| 37.8%)
Fly 50 Y	1:04.47	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+29.38s \| 45.6%)
IM 200 Y	4:35.88	2:10.49 (+145.39s \| 52.7%)	2:06.39 (+149.49s \| 54.2%)	2:06.39 (+149.49s \| 54.2%)	2:02.19 (+153.69s \| 55.7%)	1:59.49 (+156.39s \| 56.7%)	2:00.59 (+155.29s \| 56.3%)	2:46.49 (+109.39s \| 39.7%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	55.27	28.69 (+26.58s \| 48.1%)	27.39 (+27.88s \| 50.4%)	27.39 (+27.88s \| 50.4%)	26.89 (+28.38s \| 51.3%)	26.29 (+28.98s \| 52.4%)	26.59 (+28.68s \| 51.9%)	35.19 (+20.08s \| 36.3%)
Back 50 M	1:08.00	N/A	N/A	N/A	N/A	N/A	N/A	41.79 (+26.21s \| 38.5%)
Breast 50 M	1:14.72	N/A	N/A	N/A	N/A	N/A	N/A	46.19 (+28.53s \| 38.2%)
Fly 50 M	1:13.93	N/A	N/A	N/A	N/A	N/A	N/A	39.69 (+34.24s \| 46.3%)
IM 100 M	2:27.16	N/A	N/A	N/A	N/A	N/A	N/A	N/A

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 Michigan Open

02/06/2026

Rochester

100 Y Free

1:58.23

+12.35s

B: 1:30.79 (+27.44s | 23.2%)

50 Free

55.16

100 Free

1:03.07

1:58.23

100 Free

1:58.23

50 Y Back

1:07.44

+10.79s

B: 48.59 (+18.85s | 28.0%)

50 Y Fly

1:04.47

B: 48.39 (+16.08s | 24.9%)

200 Y IM

4:35.88

B: 3:42.09 (+53.79s | 19.5%)

50 Fly

1:02.38

100 Back

1:15.28

2:17.66

100 IM

2:17.66

200 Free

2:18.22

4:35.88

100 IM

2:18.22

January 2026 Life Time Michigan Intersquad

01/27/2026

Troy

50 M Breast

1:17.50

+2.78s

B: 1:02.19 (+15.31s | 19.8%)

50 M Back

1:08.00

-0.89s (New PB)

B: 55.79 (+12.21s | 18.0%)

100 M IM

2:27.16

2026 LIFE Royal Swimming Winter Fest

01/10/2026

Lake Orion

100 Y Free

1:45.88

-8.71s (New PB)

B: 1:30.79 (+15.09s | 14.3%)

50 Free

49.01

100 Free

56.87

1:45.88

100 Free

1:45.88

50 Y Free

50.43

+1.98s

B: 39.79 (+10.64s | 21.1%)

100 Y Breast

2:22.21

+0.78s

B: 2:00.29 (+21.92s | 15.4%)

50 Breast

1:07.00

100 Breast

1:15.21

2:22.21

100 Breast

2:22.21

200 Y Free

3:57.28

B: 3:22.79 (+34.49s | 14.5%)

50 Free

51.19

100 Free

58.61

1:49.80

100 Free

1:49.80

150 Free

1:04.76

2:54.56

200 Free

1:02.72

3:57.28

100 Free

2:07.48

50 Y Back

58.75

+2.10s

B: 48.59 (+10.16s | 17.3%)

Life Time Michigan Candy Cane Classic

12/20/2025

Waterford

50 Y Free

48.45

B: 39.79 (+8.66s | 17.9%)

100 Y Breast

2:21.43

B: 2:00.29 (+21.14s | 14.9%)

50 Breast

1:07.51

100 Breast

1:13.92

2:21.43

100 Breast

2:21.43

November 2025 Life Time Michigan Intersquad

11/25/2025

Troy

50 M Breast

1:14.72

B: 1:02.19 (+12.53s | 16.8%)

50 M Free

55.27

-0.37s (New PB)

B: 45.29 (+9.98s | 18.1%)

50 M Back

1:08.89

B: 55.79 (+13.10s | 19.0%)

2025 LIFE ROYAL Fall Frenzy

10/04/2025

Waterford

50 Y Back

56.65

B: 48.59 (+8.06s | 14.2%)

100 Y Free

1:54.59

B: 1:30.79 (+23.80s | 20.8%)

50 Free

52.35

100 Free

1:02.24

1:54.59

100 Free

1:54.59

50 Y Breast

1:05.76

B: 54.59 (+11.17s | 17.0%)

September 2025 Life Time Michigan Intersquad

09/23/2025

Troy

50 M Free

55.64

B: 45.29 (+10.35s | 18.6%)

50 M Fly

1:13.93

B: 54.49 (+19.44s | 26.3%)

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.