Mary Stone

Age: 13 years old
Age Category: 13-14
Team: Rockville Montgomery Swim Club | Potomac Valley Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Rockville Montgomery Swim Club

Potomac Valley Swimming

Eastern Zone

USA

Free 50 Y

35.02

01/16/2026

B: 32.49 (+2.53s | 7.2%)

135

960

1,000+

Back 50 Y

38.93

01/16/2026

550

1,000+

Back 100 Y

1:29.36

12/04/2025

B: 1:16.89 (+12.47s | 14.0%)

742

1,000+

50 Back

43.36

100 Back

46.00

1:29.36

100 Back

1:29.36

Breast 100 Y

1:42.12

01/16/2026

B: 1:28.69 (+13.43s | 13.2%)

114

757

1,000+

50 Breast

48.50

100 Breast

53.62

1:42.12

100 Breast

1:42.12

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Rockville Montgomery Swim Club	Potomac Valley Swimming	Eastern Zone	USA

Above are the fastest times that Mary Stone has achieved in her swimming career. For each event, you can find Mary's best time, the corresponding time standard, as well as how much faster Mary needs to be to reach the next level. The last columns provide Mary rankings at the team and LSC levels. These rankings are based on the Mary'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	35.02	24.89 (+10.13s \| 28.9%)	23.89 (+11.13s \| 31.8%)	23.89 (+11.13s \| 31.8%)	23.29 (+11.73s \| 33.5%)	22.59 (+12.43s \| 35.5%)	22.79 (+12.23s \| 34.9%)	27.99 (+7.03s \| 20.1%)
Back 50 Y	38.93	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:29.36	59.49 (+29.87s \| 33.4%)	57.09 (+32.27s \| 36.1%)	57.09 (+32.27s \| 36.1%)	55.09 (+34.27s \| 38.4%)	53.89 (+35.47s \| 39.7%)	54.49 (+34.87s \| 39.0%)	1:05.69 (+23.67s \| 26.5%)
Breast 100 Y	1:42.12	1:07.59 (+34.53s \| 33.8%)	1:05.49 (+36.63s \| 35.9%)	1:05.49 (+36.63s \| 35.9%)	1:03.09 (+39.03s \| 38.2%)	1:01.79 (+40.33s \| 39.5%)	1:02.79 (+39.33s \| 38.5%)	1:15.39 (+26.73s \| 26.2%)

Long Course Distance

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

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 RMSC January Intrasquad Meet

01/16/2026

Boyds

100 Y Breast

1:42.12

B: 1:28.69 (+13.43s | 13.2%)

50 Breast

48.50

100 Breast

53.62

1:42.12

100 Breast

1:42.12

50 Y Back

38.93

50 Y Free

35.02

-0.11s (New PB)

B: 32.49 (+2.53s | 7.2%)

2025 PV Turkey Claus Showdown

12/04/2025

College Park

50 Y Free

35.13

B: 32.49 (+2.64s | 7.5%)

100 Y Back

1:29.36

B: 1:16.89 (+12.47s | 14.0%)

50 Back

43.36

100 Back

46.00

1:29.36

100 Back

1:29.36

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.