Maryanna Greenstone

Age: 12 years old
Age Category: 11-12
Team: Life Time Arizona Swim Team | Arizona Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Life Time Arizona Swim Team

Arizona Swimming

Western Zone

USA

Free 50 Y

30.58

12

02/13/2026

BB

A: 29.29 (+1.29s | 4.2%)

9

39

1,000+

Free 100 Y

1:07.25

Analysis

12

02/13/2026

BB

A: 1:03.99 (+3.26s | 4.8%)

8

35

1,000+

50 Free

31.78

100 Free

35.47

1:07.25

100 Free

1:07.25

Back 50 Y

35.95

12

02/13/2026

BB

A: 33.19 (+2.76s | 7.7%)

8

29

1,000+

Back 100 Y

1:16.93

Analysis

12

02/13/2026

BB

A: 1:12.99 (+3.94s | 5.1%)

6

29

848

1,000+

Breast 50 Y

42.55

12

02/13/2026

B

BB: 40.89 (+1.66s | 3.9%)

7

44

1,000+

Breast 100 Y

1:31.90

Analysis

12

02/13/2026

B

BB: 1:29.29 (+2.61s | 2.8%)

7

45

1,000+

50 Breast

44.53

100 Breast

47.37

1:31.90

100 Breast

1:31.90

Fly 50 Y

34.43

12

02/13/2026

B

BB: 34.29 (+0.14s | 0.4%)

7

35

1,000+

Fly 100 Y

1:17.84

Analysis

12

02/13/2026

BB

A: 1:12.09 (+5.75s | 7.4%)

6

29

703

1,000+

50 Fly

35.45

100 Fly

42.39

1:17.84

100 Fly

1:17.84

IM 100 Y

1:34.23

Analysis

12

02/14/2025

B: 1:25.19 (+9.04s | 9.6%)

7

76

1,000+

50 IM

41.87

100 IM

52.36

1:34.23

100 IM

1:34.23

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Life Time Arizona Swim Team	Arizona Swimming	Western Zone	USA

Above are the fastest times that Maryanna Greenstone has achieved in her swimming career. For each event, you can find Maryanna's best time, the corresponding time standard, as well as how much faster Maryanna needs to be to reach the next level. The last columns provide Maryanna rankings at the team and LSC levels. These rankings are based on the Maryanna'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	30.58	24.89 (+5.69s \| 18.6%)	23.89 (+6.69s \| 21.9%)	23.89 (+6.69s \| 21.9%)	23.29 (+7.29s \| 23.8%)	22.59 (+7.99s \| 26.1%)	22.79 (+7.79s \| 25.5%)	28.49 (+2.09s \| 6.8%)
Free 100 Y	1:07.25	53.99 (+13.26s \| 19.7%)	51.89 (+15.36s \| 22.8%)	51.89 (+15.36s \| 22.8%)	50.39 (+16.86s \| 25.1%)	49.29 (+17.96s \| 26.7%)	49.69 (+17.56s \| 26.1%)	1:00.49 (+6.76s \| 10.1%)
Back 50 Y	35.95	N/A	N/A	N/A	N/A	N/A	N/A	32.19 (+3.76s \| 10.5%)
Back 100 Y	1:16.93	59.49 (+17.44s \| 22.7%)	57.09 (+19.84s \| 25.8%)	57.09 (+19.84s \| 25.8%)	55.09 (+21.84s \| 28.4%)	53.89 (+23.04s \| 29.9%)	54.49 (+22.44s \| 29.2%)	1:09.29 (+7.64s \| 9.9%)
Breast 50 Y	42.55	N/A	N/A	N/A	N/A	N/A	N/A	36.19 (+6.36s \| 14.9%)
Breast 100 Y	1:31.90	1:07.59 (+24.31s \| 26.5%)	1:05.49 (+26.41s \| 28.7%)	1:05.49 (+26.41s \| 28.7%)	1:03.09 (+28.81s \| 31.3%)	1:01.79 (+30.11s \| 32.8%)	1:02.79 (+29.11s \| 31.7%)	1:18.19 (+13.71s \| 14.9%)
Fly 50 Y	34.43	N/A	N/A	N/A	N/A	N/A	N/A	30.89 (+3.54s \| 10.3%)
Fly 100 Y	1:17.84	59.19 (+18.65s \| 24.0%)	56.59 (+21.25s \| 27.3%)	56.59 (+21.25s \| 27.3%)	54.69 (+23.15s \| 29.7%)	53.49 (+24.35s \| 31.3%)	53.99 (+23.85s \| 30.6%)	1:08.99 (+8.85s \| 11.4%)
IM 100 Y	1:34.23	N/A	N/A	N/A	N/A	N/A	N/A	1:10.09 (+24.14s \| 25.6%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional

Progression

See how Maryanna Greenstone is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Maryanna's time to another swimmer's and even view their profile for more information about them.

Select the distance and stroke

Compare with another swimmer

View this profile

Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

34th Annual Lost Dutchman Invitational

02/13/2026

Mesa

100 Y Free

1:07.25

-16.62s (New PB)

BB

A: 1:03.99 (+3.26s | 4.8%)

12

50 Free

31.78

100 Free

35.47

1:07.25

100 Free

1:07.25

100 Y Breast

1:31.90

B

BB: 1:29.29 (+2.61s | 2.8%)

12

50 Breast

44.53

100 Breast

47.37

1:31.90

100 Breast

1:31.90

50 Y Back

35.95

-4.13s (New PB)

BB

A: 33.19 (+2.76s | 7.7%)

12

50 Y Free

30.58

-5.08s (New PB)

BB

A: 29.29 (+1.29s | 4.2%)

12

50 Y Breast

42.55

-11.11s (New PB)

B

BB: 40.89 (+1.66s | 3.9%)

12

100 Y Back

1:16.93

-14.02s (New PB)

BB

A: 1:12.99 (+3.94s | 5.1%)

12

100 Y Fly

1:17.84

-21.73s (New PB)

BB

A: 1:12.09 (+5.75s | 7.4%)

12

50 Fly

35.45

100 Fly

42.39

1:17.84

100 Fly

1:17.84

50 Y Fly

34.43

-7.15s (New PB)

B

BB: 34.29 (+0.14s | 0.4%)

12

33rd Annual Lost Dutchman Invitational

02/14/2025

Mesa

100 Y Fly

1:39.57

B: 1:25.79 (+13.78s | 13.8%)

11

50 Fly

46.79

100 Fly

52.78

1:39.57

100 Fly

1:39.57

50 Y Fly

41.58

B: 36.89 (+4.69s | 11.3%)

11

50 Y Back

40.08

B: 38.79 (+1.29s | 3.2%)

11

50 Y Free

35.66

B: 33.99 (+1.67s | 4.7%)

11

100 Y Back

1:30.95

B: 1:26.59 (+4.36s | 4.8%)

11

50 Back

42.96

100 Back

47.99

1:30.95

100 Back

1:30.95

100 Y Free

1:23.87

B: 1:14.69 (+9.18s | 10.9%)

11

50 Free

38.40

100 Free

45.47

1:23.87

100 Free

1:23.87

100 Y IM

1:34.23

B: 1:25.19 (+9.04s | 9.6%)

11

50 IM

41.87

100 IM

52.36

1:34.23

100 IM

1:34.23

50 Y Breast

53.66

B: 43.99 (+9.67s | 18.0%)

11