Margaret Olson

Age: 12 years old
Age Category: 11-12
Team: Vermillion Area Swim Team | South Dakota Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Vermillion Area Swim Team

South Dakota Swimming

Central Zone

USA

Free 50 Y

30.86

01/23/2026

A: 29.29 (+1.57s | 5.1%)

885

1,000+

Free 100 Y

1:14.59

Analysis

11/01/2025

BB: 1:09.39 (+5.20s | 7.0%)

1,000+

50 Free

36.00

100 Free

38.59

1:14.59

100 Free

1:14.59

Free 200 Y

2:38.98

Analysis

01/23/2026

BB: 2:30.89 (+8.09s | 5.1%)

822

1,000+

50 Free

34.86

100 Free

39.77

1:14.63

100 Free

1:14.63

200 Free

1:24.35

2:38.98

100 Free

1:24.35

Back 50 Y

37.53

01/23/2026

BB: 35.99 (+1.54s | 4.1%)

925

1,000+

Back 100 Y

1:24.91

Analysis

11/15/2025

BB: 1:19.79 (+5.12s | 6.0%)

1,000+

Breast 50 Y

41.13

11/15/2025

BB: 40.89 (+0.24s | 0.6%)

550

1,000+

Breast 100 Y

1:31.66

Analysis

02/21/2025

BB: 1:29.29 (+2.37s | 2.6%)

623

1,000+

50 Breast

43.23

100 Breast

48.43

1:31.66

100 Breast

1:31.66

Breast 200 Y

3:26.78

Analysis

01/24/2025

B: 3:25.69 (+1.09s | 0.5%)

464

1,000+

50 Breast

46.93

100 Breast

54.98

1:41.91

100 Breast

1:41.91

150 Breast

54.11

2:36.02

200 Breast

50.76

3:26.78

100 Breast

1:44.87

Fly 50 Y

47.46

11/11/2023

B: 36.89 (+10.57s | 22.3%)

1,000+

25 Fly

22.85

50 Fly

24.61

47.46

50 Fly

47.46

IM 100 Y

1:21.81

Analysis

11/15/2025

BB: 1:19.09 (+2.72s | 3.3%)

838

1,000+

50 IM

38.48

100 IM

43.33

1:21.81

100 IM

1:21.81

IM 200 Y

3:01.94

Analysis

11/15/2025

BB: 2:50.69 (+11.25s | 6.2%)

699

1,000+

50 Fly

40.51

100 Back

45.19

1:25.70

100 IM

1:25.70

150 Breast

54.58

2:20.28

200 Free

41.66

3:01.94

100 IM

1:36.24

Long course distance

Event	Time	Age	Date	Next Standard	Vermillion Area Swim Team	South Dakota Swimming	Central Zone	USA
Free 50 M	54.18	12	06/26/2021	B: 38.49 (+15.69s \| 29.0%)	1	107	781	1,000+

Back 50 M	1:01.86	12	04/30/2021	B: 44.79 (+17.07s \| 27.6%)	1	103	712	1,000+

Breast 50 M	1:07.86	12	04/30/2021	B: 49.79 (+18.07s \| 26.6%)	1	83	592	1,000+

Above are the fastest times that Margaret Olson has achieved in her swimming career. For each event, you can find Margaret's best time, the corresponding time standard, as well as how much faster Margaret needs to be to reach the next level. The last columns provide Margaret rankings at the team and LSC levels. These rankings are based on the Margaret'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	30.86	24.89 (+5.97s \| 19.3%)	23.89 (+6.97s \| 22.6%)	23.89 (+6.97s \| 22.6%)	23.29 (+7.57s \| 24.5%)	22.59 (+8.27s \| 26.8%)	22.79 (+8.07s \| 26.2%)	28.49 (+2.37s \| 7.7%)
Free 100 Y	1:14.59	53.99 (+20.60s \| 27.6%)	51.89 (+22.70s \| 30.4%)	51.89 (+22.70s \| 30.4%)	50.39 (+24.20s \| 32.4%)	49.29 (+25.30s \| 33.9%)	49.69 (+24.90s \| 33.4%)	1:00.49 (+14.10s \| 18.9%)
Free 200 Y	2:38.98	1:56.29 (+42.69s \| 26.9%)	1:52.89 (+46.09s \| 29.0%)	1:52.29 (+46.69s \| 29.4%)	1:49.09 (+49.89s \| 31.4%)	1:46.69 (+52.29s \| 32.9%)	1:47.39 (+51.59s \| 32.5%)	2:12.39 (+26.59s \| 16.7%)
Back 50 Y	37.53	N/A	N/A	N/A	N/A	N/A	N/A	32.19 (+5.34s \| 14.2%)
Back 100 Y	1:24.91	59.49 (+25.42s \| 29.9%)	57.09 (+27.82s \| 32.8%)	57.09 (+27.82s \| 32.8%)	55.09 (+29.82s \| 35.1%)	53.89 (+31.02s \| 36.5%)	54.49 (+30.42s \| 35.8%)	1:09.29 (+15.62s \| 18.4%)
Breast 50 Y	41.13	N/A	N/A	N/A	N/A	N/A	N/A	36.19 (+4.94s \| 12.0%)
Breast 100 Y	1:31.66	1:07.59 (+24.07s \| 26.3%)	1:05.49 (+26.17s \| 28.6%)	1:05.49 (+26.17s \| 28.6%)	1:03.09 (+28.57s \| 31.2%)	1:01.79 (+29.87s \| 32.6%)	1:02.79 (+28.87s \| 31.5%)	1:18.19 (+13.47s \| 14.7%)
Breast 200 Y	3:26.78	2:28.19 (+58.59s \| 28.3%)	2:22.69 (+64.09s \| 31.0%)	2:22.69 (+64.09s \| 31.0%)	2:17.19 (+69.59s \| 33.7%)	2:13.59 (+73.19s \| 35.4%)	2:15.49 (+71.29s \| 34.5%)	2:49.19 (+37.59s \| 18.2%)
Fly 50 Y	47.46	N/A	N/A	N/A	N/A	N/A	N/A	30.89 (+16.57s \| 34.9%)
IM 100 Y	1:21.81	N/A	N/A	N/A	N/A	N/A	N/A	1:10.09 (+11.72s \| 14.3%)
IM 200 Y	3:01.94	2:10.49 (+51.45s \| 28.3%)	2:06.39 (+55.55s \| 30.5%)	2:06.39 (+55.55s \| 30.5%)	2:02.19 (+59.75s \| 32.8%)	1:59.49 (+62.45s \| 34.3%)	2:00.59 (+61.35s \| 33.7%)	2:29.99 (+31.95s \| 17.6%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	54.18	28.69 (+25.49s \| 47.0%)	27.39 (+26.79s \| 49.4%)	27.39 (+26.79s \| 49.4%)	26.89 (+27.29s \| 50.4%)	26.29 (+27.89s \| 51.5%)	26.59 (+27.59s \| 50.9%)	32.29 (+21.89s \| 40.4%)
Back 50 M	1:01.86	N/A	N/A	N/A	N/A	N/A	N/A	37.19 (+24.67s \| 39.9%)
Breast 50 M	1:07.86	N/A	N/A	N/A	N/A	N/A	N/A	40.69 (+27.17s \| 40.0%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

SFST SD 2026 January Invite

01/23/2026

Sioux Falls

100 Y Breast

1:32.38

+0.72s

BB: 1:29.29 (+3.09s | 3.3%)

50 Breast

43.68

100 Breast

48.70

1:32.38

100 Breast

1:32.38

50 Y Back

37.53

-1.76s (New PB)

BB: 35.99 (+1.54s | 4.1%)

200 Y Free

2:38.98

-5.69s (New PB)

BB: 2:30.89 (+8.09s | 5.1%)

50 Free

34.86

100 Free

39.77

1:14.63

100 Free

1:14.63

200 Free

1:24.35

2:38.98

100 Free

1:24.35

50 Y Free

30.86

-0.59s (New PB)

A: 29.29 (+1.57s | 5.1%)

50 Y Breast

41.15

+0.02s

BB: 40.89 (+0.26s | 0.6%)

VAST Winter Invitational

12/13/2025

Vermillion

200 Y Free

2:44.67

-4.10s (New PB)

B: 2:42.59 (+2.08s | 1.3%)

50 Free

36.45

100 Free

41.97

1:18.42

100 Free

1:18.42

150 Free

44.59

2:03.01

200 Free

41.66

2:44.67

100 Free

1:26.25

50 Y Breast

41.69

+0.56s

BB: 40.89 (+0.80s | 1.9%)

50 Y Back

39.94

+0.65s

B: 38.79 (+1.15s | 2.9%)

2025 SD YST Charity Invite

11/15/2025

Yankton

50 Y Back

39.29

-0.94s (New PB)

B: 38.79 (+0.50s | 1.3%)

50 Y Breast

41.13

-0.30s (New PB)

BB: 40.89 (+0.24s | 0.6%)

200 Y IM

3:01.94

-2.75s (New PB)

BB: 2:50.69 (+11.25s | 6.2%)

50 Fly

40.51

100 Back

45.19

1:25.70

100 IM

1:25.70

150 Breast

54.58

2:20.28

200 Free

41.66

3:01.94

100 IM

1:36.24

100 Y IM

1:21.81

-8.74s (New PB)

BB: 1:19.09 (+2.72s | 3.3%)

50 IM

38.48

100 IM

43.33

1:21.81

100 IM

1:21.81

200 Y Free

2:48.77

-8.92s (New PB)

B: 2:42.59 (+6.18s | 3.7%)

50 Free

38.04

100 Free

43.70

1:21.74

100 Free

1:21.74

200 Free

1:27.03

2:48.77

100 Free

1:27.03

100 Y Breast

1:34.93

+3.27s

BB: 1:29.29 (+5.64s | 5.9%)

50 Breast

44.42

100 Breast

50.51

1:34.93

100 Breast

1:34.93

100 Y Back

1:24.91

-13.19s (New PB)

BB: 1:19.79 (+5.12s | 6.0%)

2025 MW NYA Jenna Krivohlavek Memorial

11/08/2025

Norfolk

50 Y Free

31.45

-0.89s (New PB)

A: 29.29 (+2.16s | 6.9%)

100 Y Breast

1:32.99

+1.33s

BB: 1:29.29 (+3.70s | 4.0%)

50 Breast

44.33

100 Breast

48.66

1:32.99

100 Breast

1:32.99

50 Y Breast

42.49

+1.06s

BB: 40.89 (+1.60s | 3.8%)

50 Y Back

40.23

-1.80s (New PB)

B: 38.79 (+1.44s | 3.6%)

200 Y IM

3:06.35

+1.66s

B: 3:03.89 (+2.46s | 1.3%)

50 Fly

44.69

100 Back

50.12

1:34.81

100 IM

1:34.81

150 Breast

52.06

2:26.87

200 Free

39.48

3:06.35

100 IM

1:31.54

2025 MW SCH Fall Opener

11/01/2025

Sioux Center

50 Y Breast

41.98

+0.55s

BB: 40.89 (+1.09s | 2.6%)

100 Y Free

1:14.59

-0.06s (New PB)

BB: 1:09.39 (+5.20s | 7.0%)

50 Free

36.00

100 Free

38.59

1:14.59

100 Free

1:14.59

100 Y Breast

1:35.12

+3.46s

BB: 1:29.29 (+5.83s | 6.1%)

50 Breast

45.26

100 Breast

49.86

1:35.12

100 Breast

1:35.12

2025 12 U Short Course State A Championship

02/21/2025

Mitchell

50 Y Free

32.63

+0.29s

BB: 31.69 (+0.94s | 2.9%)

100 Y Free

1:16.02

+1.37s

B: 1:14.69 (+1.33s | 1.7%)

50 Free

36.49

100 Free

39.53

1:16.02

100 Free

1:16.02

100 Y Breast

1:31.66

-2.11s (New PB)

BB: 1:29.29 (+2.37s | 2.6%)

50 Breast

43.23

100 Breast

48.43

1:31.66

100 Breast

1:31.66

50 Y Breast

41.43

-2.44s (New PB)

BB: 40.89 (+0.54s | 1.3%)

SFST SD 2025 January Invite

01/24/2025

Sioux Falls

200 Y IM

3:20.02

+15.33s

B: 3:03.89 (+16.13s | 8.1%)

50 Fly

46.44

100 Back

51.29

1:37.73

100 IM

1:37.73

150 Breast

56.06

2:33.79

200 Free

46.23

3:20.02

100 IM

1:42.29

100 Y IM

1:31.60

+1.05s

B: 1:25.19 (+6.41s | 7.0%)

50 IM

45.01

100 IM

46.59

1:31.60

100 IM

1:31.60

50 Y Breast

43.87

-0.14s (New PB)

BB: 40.89 (+2.98s | 6.8%)

200 Y Free

2:59.39

+1.70s

B: 2:42.59 (+16.80s | 9.4%)

50 Free

40.34

100 Free

47.08

1:27.42

100 Free

1:27.42

150 Free

49.10

2:16.52

200 Free

42.87

2:59.39

100 Free

1:31.97

50 Y Back

42.03

-1.30s (New PB)

B: 38.79 (+3.24s | 7.7%)

200 Y Breast

3:26.78

B: 3:25.69 (+1.09s | 0.5%)

50 Breast

46.93

100 Breast

54.98

1:41.91

100 Breast

1:41.91

150 Breast

54.11

2:36.02

200 Breast

50.76

3:26.78

100 Breast

1:44.87

2024 SD YST Veterans Day Charity Invite

11/16/2024

Yankton

50 Y Free

32.34

-5.92s (New PB)

BB: 31.69 (+0.65s | 2.0%)

25 Free

15.59

50 Free

16.75

32.34

50 Free

32.34

100 Y Free

1:14.65

-5.44s (New PB)

BB: 1:09.39 (+5.26s | 7.0%)

25 Free

16.67

50 Free

18.25

34.92

50 Free

34.92

75 Free

21.02

55.94

100 Free

18.71

1:14.65

50 Free

39.73

200 Y IM

3:04.69

-7.45s (New PB)

B: 3:03.89 (+0.80s | 0.4%)

25 Fly

18.52

50 Back

23.74

42.26

50 IM

42.26

100 Free

47.08

1:29.34

50 IM

47.08

125 Free

27.27

1:56.61

150 Free

27.47

2:24.08

50 IM

54.74

175 Free

22.20

2:46.28

200 Free

18.41

3:04.69

50 IM

40.61

2024 12 U Short Course State A Championship

02/23/2024

Sioux Falls

100 Y IM

1:30.55

-3.19s (New PB)

A: 1:22.09 (+8.46s | 9.3%)

25 IM

20.05

50 IM

24.18

44.23

50 IM

44.23

75 IM

24.32

1:08.55

100 IM

22.00

1:30.55

50 IM

46.32

200 Y Free

2:57.72

+0.03s

A: 2:38.39 (+19.33s | 10.9%)

50 Free

39.97

100 Free

46.70

1:26.67

100 Free

1:26.67

150 Free

47.12

2:13.79

200 Free

43.93

2:57.72

100 Free

1:31.05

100 Y Free

1:20.09

-20.47s (New PB)

A: 1:11.49 (+8.60s | 10.7%)

50 Free

38.36

100 Free

41.73

1:20.09

100 Free

1:20.09

200 Y IM

3:12.14

-23.76s (New PB)

A: 2:55.49 (+16.65s | 8.7%)

50 Fly

46.52

100 Back

50.94

1:37.46

100 IM

1:37.46

150 Breast

50.50

2:27.96

200 Free

44.18

3:12.14

100 IM

1:34.68

50 Y Breast

44.01

-1.94s (New PB)

A: 42.79 (+1.22s | 2.8%)

50 Y Back

43.33

-1.08s (New PB)

BB: 43.29 (+0.04s | 0.1%)

100 Y Breast

1:33.77

-7.81s (New PB)

A: 1:33.59 (+0.18s | 0.2%)

50 Breast

44.91

100 Breast

48.86

1:33.77

100 Breast

1:33.77

2024 SD SFST January Invite

01/19/2024

Sioux Falls

50 Y Back

44.41

-1.76s (New PB)

BB: 43.29 (+1.12s | 2.5%)

100 Y IM

1:35.52

+1.78s

BB: 1:33.19 (+2.33s | 2.4%)

50 IM

45.86

100 IM

49.66

1:35.52

100 IM

1:35.52

200 Y Free

2:57.69

-17.50s (New PB)

A: 2:38.39 (+19.30s | 10.9%)

50 Free

41.24

100 Free

45.71

1:26.95

100 Free

1:26.95

150 Free

1:30.74

2:57.69

200 Free

0.00

2:57.69

100 Free

1:30.74

50 Y Breast

47.46

+1.51s

A: 42.79 (+4.67s | 9.8%)

2023 SD YST Upper Deck Veterans Invite

11/11/2023

Yankton

100 Y IM

1:33.74

-9.36s (New PB)

BB: 1:33.19 (+0.55s | 0.6%)

50 IM

44.71

100 IM

49.03

1:33.74

100 IM

1:33.74

50 Y Fly

47.46

-14.12s (New PB)

BB: 42.69 (+4.77s | 10.1%)

25 Fly

22.85

50 Fly

24.61

47.46

50 Fly

47.46

200 Y IM

3:35.90

-3.80s (New PB)

BB: 3:18.79 (+17.11s | 7.9%)

25 Fly

22.64

75 Breast

58.66

1:21.30

100 Free

26.74

1:48.04

50 IM

1:25.40

125 Free

29.69

2:17.73

150 Free

29.06

2:46.79

50 IM

58.75

175 Free

24.92

3:11.71

200 Free

24.19

3:35.90

50 IM

49.11

50 Y Back

46.17

-0.18s (New PB)

BB: 43.29 (+2.88s | 6.2%)

25 Back

20.61

50 Back

25.56

46.17

50 Back

46.17

100 Y Breast

1:43.74

+2.16s

A: 1:33.59 (+10.15s | 9.8%)

25 Breast

23.23

50 Breast

25.85

49.08

50 Breast

49.08

75 Breast

28.23

1:17.31

100 Breast

26.43

1:43.74

50 Breast

54.66

50 Y Free

39.67

+1.41s

BB: 35.99 (+3.68s | 9.3%)

25 Free

19.00

50 Free

20.67

39.67

50 Free

39.67

50 Y Breast

45.95

-0.05s (New PB)

A: 42.79 (+3.16s | 6.9%)

25 Breast

21.43

50 Breast

24.52

45.95

50 Breast

45.95

2023 SD Swim Series, Pt 2

10/28/2023

Sioux Falls

100 Y IM

1:43.10

-2.95s (New PB)

BB: 1:33.19 (+9.91s | 9.6%)

50 IM

49.20

100 IM

53.90

1:43.10

100 IM

1:43.10

50 Y Breast

46.00

-1.72s (New PB)

A: 42.79 (+3.21s | 7.0%)

100 Y Back

1:38.10

BB: 1:33.99 (+4.11s | 4.2%)

50 Back

47.24

100 Back

50.86

1:38.10

100 Back

1:38.10

200 Y Free

3:15.19

BB: 3:00.59 (+14.60s | 7.5%)

50 Free

43.53

100 Free

53.66

1:37.19

100 Free

1:37.19

150 Free

53.00

2:30.19

200 Free

45.00

3:15.19

100 Free

1:38.00

2023 SD 12 And Under State Championship

02/24/2023

Watertown

50 Y Breast

47.72

-0.61s (New PB)

A: 42.79 (+4.93s | 10.3%)

50 Y Back

46.35

-0.74s (New PB)

BB: 43.29 (+3.06s | 6.6%)

50 Y Free

38.26

-0.21s (New PB)

BB: 35.99 (+2.27s | 5.9%)

100 Y Breast

1:41.58

-6.62s (New PB)

A: 1:33.59 (+7.99s | 7.9%)

50 Breast

48.03

100 Breast

53.55

1:41.58

100 Breast

1:41.58

2023 SD SFST January Invite

01/20/2023

Sioux Falls

50 Y Breast

48.33

-5.36s (New PB)

A: 42.79 (+5.54s | 11.5%)

200 Y IM

3:39.70

BB: 3:18.79 (+20.91s | 9.5%)

50 Fly

53.85

100 Back

54.85

1:48.70

100 IM

1:48.70

150 Breast

1:00.06

2:48.76

200 Free

50.94

3:39.70

100 IM

1:51.00

50 Y Free

38.47

-6.89s (New PB)

BB: 35.99 (+2.48s | 6.4%)

50 Y Back

47.09

-0.08s (New PB)

BB: 43.29 (+3.80s | 8.1%)

100 Y Breast

1:48.20

-11.28s (New PB)

BB: 1:46.89 (+1.31s | 1.2%)

50 Breast

51.47

100 Breast

56.73

1:48.20

100 Breast

1:48.20

2022 SD 12 U SC Championship Meet

02/25/2022

Pierre

25 Y Free

18.70

-2.64s (New PB)

100 Y IM

1:46.05

-5.73s (New PB)

B: 1:44.29 (+1.76s | 1.7%)

50 IM

50.02

100 IM

56.03

1:46.05

100 IM

1:46.05

25 Y Breast

25.98

+1.45s

50 Y Free

45.36

-2.13s (New PB)

B: 39.79 (+5.57s | 12.3%)

100 Y Free

1:40.56

B: 1:30.79 (+9.77s | 9.7%)

50 Free

48.90

100 Free

51.66

1:40.56

100 Free

1:40.56

50 Y Back

47.17

BB: 43.29 (+3.88s | 8.2%)

50 Y Breast

53.69

-0.39s (New PB)

BB: 48.69 (+5.00s | 9.3%)

2022 SD SFST January Invite

01/21/2022

Sioux Falls

100 Y Breast

1:59.48

BB: 1:46.89 (+12.59s | 10.5%)

50 Breast

57.93

100 Breast

1:01.55

1:59.48

100 Breast

1:59.48

25 Y Back

22.38

-0.16s (New PB)

50 Y Breast

55.50

+1.42s

B: 54.59 (+0.91s | 1.6%)

25 Y Free

21.34

-3.76s (New PB)

25 Y Fly

24.31

-0.58s (New PB)

25 Y Breast

26.50

+1.97s

50 Y Free

48.42

+0.93s

B: 39.79 (+8.63s | 17.8%)

Den Herder Veterans Invite 2021

11/13/2021

Yankton

25 Y Back

22.54

100 Y IM

1:51.78

B: 1:44.29 (+7.49s | 6.7%)

50 IM

54.77

50 IM

54.77

75 IM

30.17

1:24.94

100 IM

26.84

1:51.78

50 IM

57.01

50 Y Fly

1:01.58

B: 48.39 (+13.19s | 21.4%)

25 Fly

27.79

50 Fly

33.79

1:01.58

50 Fly

1:01.58

50 Y Free

47.49

B: 39.79 (+7.70s | 16.2%)

25 Y Breast

24.53

-2.94s (New PB)

25 Y Fly

24.89

50 Y Breast

54.08

BB: 48.69 (+5.39s | 10.0%)

25 Breast

25.04

50 Breast

29.04

54.08

50 Breast

54.08

2021 YST Kuchen Kitchen Charity Invite

06/26/2021

Yankton

50 M Breast

1:07.98

+0.12s

B: 1:02.19 (+5.79s | 8.5%)

50 M Free

54.18

B: 45.29 (+8.89s | 16.4%)

Augustana Spring Splash 2021

04/30/2021

Sioux Falls

50 M Back

1:01.86

B: 55.79 (+6.07s | 9.8%)

50 M Breast

1:07.86

B: 1:02.19 (+5.67s | 8.4%)

2021 SD 12 Under Championship SC Meet

03/05/2021

Mitchell

25 Y Breast

27.47

-3.66s (New PB)

2021 SD SFST January Invite

01/22/2021

Sioux Falls

25 Y Free

25.10

25 Y Breast

31.13

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