Mason Umemoto

Age: 11 years old
Age Category: 11-12
Team: Hilo Aquatic Club | Hawaiian Swimming
Participation: 19 meets 50 events

Personal Best

Long course distance

Event	Time	Age	Date	Next Standard	Hawaiian Swimming	Hilo Aquatic Club
Free 50 M	42.47	10	06/01/2024	B: 37.39 (+5.08s \| 12.0%)	127	1

Breast 50 M	55.22	10	06/01/2024	B: 49.79 (+5.43s \| 9.8%)	95	1

Breast 100 M	1:58.26	10	07/06/2024	B: 1:47.79 (+10.47s \| 8.9%)	83	1

Fly 50 M	51.16	10	06/01/2024	B: 41.99 (+9.17s \| 17.9%)	101	2

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Hawaiian Swimming

Hilo Aquatic Club

Free 50 Y

33.87

02/08/2025

B: 32.79 (+1.08s | 3.2%)

191

Free 100 Y

1:17.84

02/08/2025

B: 1:11.49 (+6.35s | 8.2%)

168

50 Free

37.16

100 Free

40.68

1:17.84

100 Free

1:17.84

Free 200 Y

2:43.98

04/06/2025

B: 2:35.99 (+7.99s | 4.9%)

50 Free

38.47

100 Free

43.07

1:21.54

100 Free

1:21.54

150 Free

42.25

2:03.79

200 Free

40.19

2:43.98

100 Free

1:22.44

Back 50 Y

43.55

10/19/2024

B: 38.49 (+5.06s | 11.6%)

114

Back 100 Y

1:35.50

02/08/2025

B: 1:22.19 (+13.31s | 13.9%)

119

Breast 50 Y

47.36

10/19/2024

B: 43.49 (+3.87s | 8.2%)

116

Breast 100 Y

1:32.41

02/27/2025

BB: 1:25.49 (+6.92s | 7.5%)

50 Breast

43.70

100 Breast

48.70

1:32.40

100 Breast

1:32.40

Fly 50 Y

37.26

04/26/2025

B: 37.09 (+0.17s | 0.5%)

Fly 100 Y

1:28.68

04/06/2025

B: 1:22.89 (+5.79s | 6.5%)

50 Fly

41.57

100 Fly

47.11

1:28.68

100 Fly

1:28.68

IM 100 Y

1:20.51

02/27/2025

BB: 1:15.89 (+4.62s | 5.7%)

50 IM

39.07

100 IM

41.44

1:20.51

100 IM

1:20.51

IM 200 Y

2:53.76

04/26/2025

BB: 2:45.79 (+7.97s | 4.6%)

50 Fly

39.19

100 Back

47.29

1:26.48

100 IM

1:26.48

150 Breast

48.74

2:15.22

200 Free

38.54

2:53.76

100 IM

1:27.28

Above are the fastest times that Mason Umemoto has achieved in his swimming career. For each event, you can find Mason's best time, the corresponding time standard, as well as how much faster Mason needs to be to reach the next level. The last columns provide Mason rankings at the team and LSC levels. These rankings are based on the Mason'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	33.87	22.19 (+11.68s \| 34.5%)	21.29 (+12.58s \| 37.1%)	21.29 (+12.58s \| 37.1%)	20.59 (+13.28s \| 39.2%)	20.09 (+13.78s \| 40.7%)	20.39 (+13.48s \| 39.8%)	29.59 (+4.28s \| 12.6%)
Free 100 Y	1:17.84	48.19 (+29.65s \| 38.1%)	46.39 (+31.45s \| 40.4%)	46.39 (+31.45s \| 40.4%)	45.09 (+32.75s \| 42.1%)	43.49 (+34.35s \| 44.1%)	44.39 (+33.45s \| 43.0%)	1:03.09 (+14.75s \| 18.9%)
Free 200 Y	2:43.98	1:45.79 (+58.19s \| 35.5%)	1:41.59 (+62.39s \| 38.0%)	1:41.59 (+62.39s \| 38.0%)	1:38.79 (+65.19s \| 39.8%)	1:36.49 (+67.49s \| 41.2%)	1:38.09 (+65.89s \| 40.2%)	2:17.79 (+26.19s \| 16.0%)
Back 50 Y	43.55	N/A	N/A	N/A	N/A	N/A	N/A	33.79 (+9.76s \| 22.4%)
Back 100 Y	1:35.50	53.89 (+41.61s \| 43.6%)	51.49 (+44.01s \| 46.1%)	51.49 (+44.01s \| 46.1%)	49.39 (+46.11s \| 48.3%)	47.59 (+47.91s \| 50.2%)	48.89 (+46.61s \| 48.8%)	1:12.29 (+23.21s \| 24.3%)
Breast 50 Y	47.36	N/A	N/A	N/A	N/A	N/A	N/A	37.99 (+9.37s \| 19.8%)
Breast 100 Y	1:32.41	1:00.89 (+31.52s \| 34.1%)	57.99 (+34.42s \| 37.2%)	57.99 (+34.42s \| 37.2%)	55.89 (+36.52s \| 39.5%)	54.19 (+38.22s \| 41.4%)	55.29 (+37.12s \| 40.2%)	1:21.69 (+10.72s \| 11.6%)
Fly 50 Y	37.26	N/A	N/A	N/A	N/A	N/A	N/A	32.69 (+4.57s \| 12.3%)
Fly 100 Y	1:28.68	52.89 (+35.79s \| 40.4%)	50.59 (+38.09s \| 43.0%)	50.59 (+38.09s \| 43.0%)	48.99 (+39.69s \| 44.8%)	47.79 (+40.89s \| 46.1%)	48.39 (+40.29s \| 45.4%)	1:11.99 (+16.69s \| 18.8%)
IM 100 Y	1:20.51	N/A	N/A	N/A	N/A	N/A	N/A	1:12.79 (+7.72s \| 9.6%)
IM 200 Y	2:53.76	1:58.19 (+55.57s \| 32.0%)	1:53.89 (+59.87s \| 34.5%)	1:53.89 (+59.87s \| 34.5%)	1:50.09 (+63.67s \| 36.6%)	1:46.39 (+67.37s \| 38.8%)	1:48.89 (+64.87s \| 37.3%)	2:37.09 (+16.67s \| 9.6%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	42.47	25.89 (+16.58s \| 39.0%)	24.59 (+17.88s \| 42.1%)	24.59 (+17.88s \| 42.1%)	24.29 (+18.18s \| 42.8%)	23.39 (+19.08s \| 44.9%)	23.79 (+18.68s \| 44.0%)	33.39 (+9.08s \| 21.4%)
Breast 50 M	55.22	N/A	N/A	N/A	N/A	N/A	N/A	43.89 (+11.33s \| 20.5%)
Breast 100 M	1:58.26	1:11.29 (+46.97s \| 39.7%)	1:08.19 (+50.07s \| 42.3%)	1:08.19 (+50.07s \| 42.3%)	1:06.59 (+51.67s \| 43.7%)	1:04.09 (+54.17s \| 45.8%)	1:05.29 (+52.97s \| 44.8%)	1:34.89 (+23.37s \| 19.8%)
Fly 50 M	51.16	N/A	N/A	N/A	N/A	N/A	N/A	36.99 (+14.17s \| 27.7%)

Progression

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Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

43rd Annual Harry Mamizuka Invitational

04/26/2025

K. Mark Takai Veterans Memorial Aquatic Center

200 Y IM

2:53.76

-6.47s (New PB)

BB: 2:45.79 (+7.97s | 4.6%)

50 Fly

39.19

100 Back

47.29

1:26.48

100 IM

1:26.48

150 Breast

48.74

2:15.22

200 Free

38.54

2:53.76

100 IM

1:27.28

50 Y Fly

37.26

-0.51s (New PB)

B: 37.09 (+0.17s | 0.5%)

2025 HI BIG ISLAND SWIMMING

04/06/2025

HPA Pool

100 Y Fly

1:28.68

A: 1:24.39 (+4.29s | 4.8%)

50 Fly

41.57

100 Fly

47.11

1:28.68

100 Fly

1:28.68

200 Y Free

2:43.98

A: 2:31.59 (+12.39s | 7.6%)

50 Free

38.47

100 Free

43.07

1:21.54

100 Free

1:21.54

150 Free

42.25

2:03.79

200 Free

40.19

2:43.98

100 Free

1:22.44

50 Y Free

47.44

+13.57s

2025 HI Hawaiian Swimming SCY AGChamps

02/27/2025

Kona Community Aquatic Center

100 Y IM

1:20.51

-7.81s (New PB)

A: 1:19.69 (+0.82s | 1.0%)

50 IM

39.07

100 IM

41.44

1:20.51

100 IM

1:20.51

100 Y Breast

1:32.41

-8.52s (New PB)

A: 1:30.59 (+1.82s | 2.0%)

50 Breast

43.70

100 Breast

48.70

1:32.40

100 Breast

1:32.40

200 Y IM

3:00.23

-8.84s (New PB)

A: 2:53.49 (+6.74s | 3.7%)

50 Fly

40.32

100 Back

49.53

1:29.85

100 IM

1:29.85

150 Breast

53.15

2:23.00

200 Free

37.23

3:00.23

100 IM

1:30.38

50 Y Fly

37.77

-3.63s (New PB)

A: 35.99 (+1.78s | 4.7%)

50 Y Breast

48.65

+1.29s

BB: 47.69 (+0.96s | 2.0%)

2025 HI BIG ISLAND SWIMMING

02/08/2025

Kona Community Aquatic Center

100 Y Free

1:17.84

-1.60s (New PB)

A: 1:09.79 (+8.05s | 10.3%)

50 Free

37.16

100 Free

40.68

1:17.84

100 Free

1:17.84

100 Y Back

1:35.50

BB: 1:30.09 (+5.41s | 5.7%)

100 Y Breast

1:40.93

-3.43s (New PB)

A: 1:30.59 (+10.34s | 10.2%)

50 Y Free

33.87

-1.15s (New PB)

A: 31.09 (+2.78s | 8.2%)

2024 HI BIG ISLAND SWIMMING

12/15/2024

Kona Community Aquatic Center

50 Y Fly

41.40

+0.00s

BB: 41.29 (+0.11s | 0.3%)

200 Y IM

3:09.07

A: 2:53.49 (+15.58s | 8.2%)

100 Y Free

1:19.44

BB: 1:18.89 (+0.55s | 0.7%)

50 Y Back

44.57

+1.02s

BB: 42.89 (+1.68s | 3.8%)

BIG ISLAND SWIMMING - Pentathlon Plus Distance

10/19/2024

50 Y Back

43.55

+0.00s

BB: 42.89 (+0.66s | 1.5%)

100 Y IM

1:28.32

+0.00s

A: 1:19.69 (+8.63s | 9.8%)

50 IM

42.39

100 IM

45.93

1:28.32

100 IM

1:28.32

50 Y Breast

47.36

-2.05s (New PB)

A: 42.09 (+5.27s | 11.1%)

50 Y Fly

41.40

-2.18s (New PB)

BB: 41.29 (+0.11s | 0.3%)

50 Y Free

35.02

-0.23s (New PB)

BB: 34.59 (+0.43s | 1.2%)

2024 BIG ISLAND SWIMMING PENTATHLON

10/19/2024

Nae'ole Swimming Pool at Kamehameha Schools–Hawai’i Campus

50 Y Breast

47.36

+0.00s

A: 42.09 (+5.27s | 11.1%)

50 Y Free

35.02

+0.00s

BB: 34.59 (+0.43s | 1.2%)

50 Y Fly

41.40

+0.00s

BB: 41.29 (+0.11s | 0.3%)

50 Y Back

43.55

BB: 42.89 (+0.66s | 1.5%)

100 Y IM

1:28.32

A: 1:19.69 (+8.63s | 9.8%)

50 IM

42.39

100 IM

45.93

1:28.32

100 IM

1:28.32

2024 HI BIG ISLAND SWIMMING

09/14/2024

Kona Community Aquatic Center

50 Y Free

35.25

+0.00s

BB: 34.59 (+0.66s | 1.9%)

50 Y Breast

49.41

-3.18s (New PB)

BB: 47.69 (+1.72s | 3.5%)

100 Y Breast

1:44.36

+0.00s

BB: 1:42.29 (+2.07s | 2.0%)

50 Breast

49.78

100 Breast

54.58

1:44.36

100 Breast

1:44.36

50 Y Fly

43.58

+0.00s

BB: 41.29 (+2.29s | 5.3%)

Big Island Swimming Swim Meet (Revised)

09/14/2024

50 Y Breast

49.41

+0.00s

BB: 47.69 (+1.72s | 3.5%)

100 Y Breast

1:44.36

-8.13s (New PB)

BB: 1:42.29 (+2.07s | 2.0%)

50 Breast

49.78

100 Breast

54.58

1:44.36

100 Breast

1:44.36

50 Y Fly

43.58

-10.14s (New PB)

BB: 41.29 (+2.29s | 5.3%)

50 Y Free

35.25

-7.45s (New PB)

BB: 34.59 (+0.66s | 1.9%)

Big Island Swimming Swim Meet

07/06/2024

50 M Free

43.64

+1.17s

BB: 39.79 (+3.85s | 8.8%)

50 M Fly

52.76

+1.60s

B: 52.29 (+0.47s | 0.9%)

50 M Breast

56.93

+1.71s

BB: 54.39 (+2.54s | 4.5%)

100 M Breast

1:58.26

-2.15s (New PB)

A: 1:45.49 (+12.77s | 10.8%)

Big Island Swimming Swim Meet

06/01/2024

50 M Free

42.47

BB: 39.79 (+2.68s | 6.3%)

100 M Breast

2:00.41

BB: 1:59.19 (+1.22s | 1.0%)

50 M Fly

51.16

BB: 46.39 (+4.77s | 9.3%)

50 M Breast

55.22

BB: 54.39 (+0.83s | 1.5%)

Big Island Swimming Swim Meet

01/06/2024

50 Y Breast

52.59

-1.66s (New PB)

BB: 47.69 (+4.90s | 9.3%)

100 Y Breast

1:52.84

+0.35s

BB: 1:42.29 (+10.55s | 9.3%)

ASC Classified Holiday Meet @ Big Island

12/10/2023

100 Y Breast

1:52.49

BB: 1:42.29 (+10.20s | 9.1%)

50 Breast

52.55

100 Breast

59.94

1:52.49

100 Breast

1:52.49

50 Y Free

42.70

B: 38.19 (+4.51s | 10.6%)

50 Y Breast

54.25

B: 53.39 (+0.86s | 1.6%)

50 Y Fly

53.72

B: 46.49 (+7.23s | 13.5%)

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.