Boston Marathon logo
BOSTON MARATHON 2025

Bethany Couto

Bib: 28147•F

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:01
Rank: #23690
Start → 5K
29:01 | 9:20/mi
10K· 6.21 mi
57:05
Rank: #23169 (+521)
5K → 10K
28:04 | 9:02/mi
15K· 9.32 mi
1:25:59
Rank: #23198 (-29)
10K → 15K
28:54 | 9:18/mi
20K· 12.43 mi
1:54:51
Rank: #22957 (+241)
15K → 20K
28:52 | 9:17/mi
Half· 13.11 mi
2:01:05
Rank: #22915 (+42)
20K → Half
6:14 | 9:08/mi
25K· 15.53 mi
2:23:43
Rank: #22623 (+292)
Half → 25K
22:38 | 9:20/mi
30K· 18.64 mi
2:54:40
Rank: #22388 (+235)
25K → 30K
30:57 | 9:58/mi
20M
3:08:14
Rank: #22289 (+99)
30K → 20M
13:34 | 9:59/mi
21M
3:18:35
Rank: #22109 (+180)
20M → 21M
10:21 | 10:21/mi
35K· 21.75 mi
3:26:08
Rank: #22100 (+9)
21M → 35K
7:33 | 10:06/mi
23M
3:38:27
Rank: #21948 (+152)
35K → 23M
12:19 | 9:50/mi
24M
3:48:28
Rank: #21917 (+31)
23M → 24M
10:01 | 10:01/mi
40K· 24.85 mi
3:57:13
Rank: #21884 (+33)
24M → 40K
8:45 | 10:14/mi
25.2M
4:00:49
Rank: #21833 (+51)
40K → 25.2M
3:36 | 10:26/mi
Finish· 26.22 mi
4:10:23
Rank: #21791 (+42)
25.2M → Finish
9:34 | 9:23/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:05
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:09:18
Pace9:52 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:1029:019:2029:01
9:20
-
10K
6.21 mi12:14:1457:059:1128:04
9:02
-0:18
15K
9.32 mi12:43:081:25:599:1428:54
9:18
+0:16
20K
12.43 mi13:12:001:54:519:1428:52
9:17
-0:01
Half
13.11 mi13:18:142:01:059:146:14
9:08
-0:09
25K
15.53 mi13:40:522:23:439:1522:38
9:20
+0:12
30K
18.64 mi14:11:492:54:409:2230:57
9:58
+0:38
20M
20.00 mi14:25:233:08:149:2513:34
9:59
+0:01
21M
21.00 mi14:35:443:18:359:2710:21
10:21
+0:22
35K
21.75 mi14:43:173:26:089:297:33
10:06
-0:15
23M
23.00 mi14:55:363:38:279:3012:19
9:50
-0:16
24M
24.00 mi15:05:373:48:289:3110:01
10:01
+0:11
40K
24.85 mi15:14:223:57:139:338:45
10:14
+0:13
25.2M
25.20 mi15:17:584:00:499:333:36
10:26
+0:12
Finish
26.22 mi15:27:324:10:239:339:34
9:23
-1:03

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:02 /mi

Average Pace

9:33 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:36

66% of race

Time at Steady Pace

1:24:47

34% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:33 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:46:1029:019:2029:01
9:20
#23690
10K
6.21 mi12:14:1457:059:1128:04
9:02
#23169
15K
9.32 mi12:43:081:25:599:1428:54
9:18
#23198
20K
12.43 mi13:12:001:54:519:1428:52
9:17
#22957
Half
13.11 mi13:18:142:01:059:146:14
9:08
#22915
25K
15.53 mi13:40:522:23:439:1522:38
9:20
#22623
30K
18.64 mi14:11:492:54:409:2230:57
9:58
#22388
20M
20.00 mi14:25:233:08:149:2513:34
9:59
#22289
21M
21.00 mi14:35:443:18:359:2710:21
10:21
#22109
35K
21.75 mi14:43:173:26:089:297:33
10:06
#22100
23M
23.00 mi14:55:363:38:279:3012:19
9:50
#21948
24M
24.00 mi15:05:373:48:289:3110:01
10:01
#21917
40K
24.85 mi15:14:223:57:139:338:45
10:14
#21884
25.2M
25.20 mi15:17:584:00:499:333:36
10:26
#21833
Finish
26.22 mi15:27:324:10:239:339:34
9:23
#21791
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi236909524952423222(Top 82%)9218(Top 75%)9218(Top 169%)
10K6.21 mi3.10 mi23169+5219238+2869238+28622528(Top 79%)8882(Top 73%)8882(Top 162%)
15K9.32 mi3.11 mi23198-299239-19239-123222(Top 82%)9218(Top 75%)9218(Top 169%)
20K12.43 mi3.11 mi22957+2419103+1369103+13622249(Top 78%)8723(Top 71%)8723(Top 159%)
Half13.11 mi0.68 mi22915+429078+259078+2522401(Top 79%)8831(Top 72%)8831(Top 161%)
25K15.53 mi2.42 mi22623+2928940+1388940+13821321(Top 75%)8269(Top 68%)8269(Top 151%)
30K18.64 mi3.11 mi22388+2358844+968844+9621499(Top 76%)8501(Top 70%)8501(Top 155%)
20M20.00 mi1.36 mi22289+998811+338811+3320902(Top 74%)8308(Top 68%)8308(Top 152%)
21M21.00 mi1.00 mi22109+1808725+868725+8619575(Top 69%)7676(Top 63%)7676(Top 140%)
35K21.75 mi0.75 mi22100+98732-78732-722162(Top 78%)9113(Top 75%)9113(Top 167%)
23M23.00 mi1.25 mi21948+1528687+458687+4519941(Top 70%)8021(Top 66%)8021(Top 147%)
24M24.00 mi1.00 mi21917+318693-68693-621426(Top 75%)8821(Top 72%)8821(Top 161%)
40K24.85 mi0.85 mi21884+338697-48697-421195(Top 75%)8765(Top 72%)8765(Top 160%)
25.2M25.20 mi0.35 mi21833+518675+228675+2218868(Top 66%)7579(Top 62%)7579(Top 139%)
Finish26.22 mi1.02 mi21791+428666+98666+920775(Top 73%)8544(Top 70%)8544(Top 156%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

23222

Females

9218

F18-39

9218

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

22528

Females

8882

F18-39

8882

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

23222

Females

9218

F18-39

9218

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

22249

Females

8723

F18-39

8723

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22401

Females

8831

F18-39

8831

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

21321

Females

8269

F18-39

8269

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

21499

Females

8501

F18-39

8501

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

20902

Females

8308

F18-39

8308

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

19575

Females

7676

F18-39

7676

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

22162

Females

9113

F18-39

9113

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19941

Females

8021

F18-39

8021

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

21426

Females

8821

F18-39

8821

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21195

Females

8765

F18-39

8765

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18868

Females

7579

F18-39

7579

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

20775

Females

8544

F18-39

8544

Passing Analysis

Category:
Athletes Passed
2483
Passed By
584
Net Change
+1899
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23690
5K → 10K58665+521#23690#23169
10K → 15K162191-29#23169#23198
15K → 20K29251+241#23198#22957
20K → Half5210+42#22957#22915
Half → 25K31725+292#22915#22623
25K → 30K30368+235#22623#22388
30K → 20M12324+99#22388#22289
20M → 21M19010+180#22289#22109
21M → 35K4637+9#22109#22100
35K → 23M16917+152#22100#21948
23M → 24M6635+31#21948#21917
24M → 40K6229+33#21917#21884
40K → 25.2M532+51#21884#21833
25.2M → Finish6220+42#21833#21791
TOTALS2483584+1899
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing