Boston Marathon logo
BOSTON MARATHON 2025

Adrienne Barchard Couts

Bib: 28133•F

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
12:44/mi
39:34
↑ 97↓ 3451.5%
10K· 6.21 mi
12:26/mi
1:18:12
↑ 79↓ 1380.4%
15K· 9.32 mi
12:49/mi
1:58:01
↑ 67↓ 78
20K· 12.43 mi
14:03/mi
2:41:41
↑ 106↓ 860.1%
Half· 13.11 mi
13:03/mi
2:50:35
↑ 19↓ 370.5%
25K· 15.53 mi
13:49/mi
3:24:05
↑ 66↓ 880.2%
30K· 18.64 mi
14:17/mi
4:08:28
↑ 181↓ 1480.2%
20M
14:21/mi
4:27:58
↑ 64↓ 500.2%
21M
15:48/mi
4:43:46
↑ 106↓ 241.6%
35K· 21.75 mi
13:27/mi
4:53:50
↑ 17↓ 861.7%
23M
13:56/mi
5:11:17
↑ 23↓ 630.6%
24M
14:02/mi
5:25:19
↓ 821.3%
40K· 24.85 mi
13:40/mi
5:37:00
↓ 200.3%
25.2M
14:27/mi
5:41:59
↑ 13↓ 160.2%
Finish· 26.22 mi
12:31/mi
5:54:44
↑ 22↓ 21

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
Time2:50:35
Pace13:01 /mi
2nd Half
Distance13.11 mi
Time3:04:09
Pace14:03 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:3639:3412:4439:34
12:44
-
10K
6.21 mi12:35:141:18:1212:3538:38
12:26
-0:18
15K
9.32 mi13:15:031:58:0112:4039:49
12:49
+0:23
20K
12.43 mi13:58:432:41:4113:0143:40
14:03
+1:14
Half
13.11 mi14:07:372:50:3513:018:54
13:03
-1:00
25K
15.53 mi14:41:073:24:0513:0833:30
13:49
+0:46
30K
18.64 mi15:25:304:08:2813:2044:23
14:17
+0:28
20M
20.00 mi15:45:004:27:5813:2419:30
14:21
+0:04
21M
21.00 mi16:00:484:43:4613:3115:48
15:48
+1:27
35K
21.75 mi16:10:524:53:5013:3110:04
13:27
-2:21
23M
23.00 mi16:28:195:11:1713:3217:27
13:56
+0:29
24M
24.00 mi16:42:215:25:1913:3314:02
14:02
+0:06
40K
24.85 mi16:54:025:37:0013:3411:41
13:40
-0:22
25.2M
25.20 mi16:59:015:41:5913:344:59
14:27
+0:47
Finish
26.22 mi17:11:465:54:4413:3212:45
12:31
-1:56

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

12:26 /mi

Average Pace

13:32 /mi

Slowest Pace

15:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:40

39% of race

Time at Steady Pace

2:10:24

37% of race

Time at Slower Pace

1:24:40

24% of race

Average Pace: 13:32 /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 mi11:56:3639:3412:4439:34
12:44
#28359
10K
6.21 mi12:35:141:18:1212:3538:38
12:26
#28310
15K
9.32 mi13:15:031:58:0112:4039:49
12:49
#28283
20K
12.43 mi13:58:432:41:4113:0143:40
14:03
#28296
Half
13.11 mi14:07:372:50:3513:018:54
13:03
#28293
25K
15.53 mi14:41:073:24:0513:0833:30
13:49
#28259
30K
18.64 mi15:25:304:08:2813:2044:23
14:17
#28214
20M
20.00 mi15:45:004:27:5813:2419:30
14:21
#28193
21M
21.00 mi16:00:484:43:4613:3115:48
15:48
#28186
35K
21.75 mi16:10:524:53:5013:3110:04
13:27
#28178
23M
23.00 mi16:28:195:11:1713:3217:27
13:56
#28154
24M
24.00 mi16:42:215:25:1913:3314:02
14:02
#28152
40K
24.85 mi16:54:025:37:0013:3411:41
13:40
#28128
25.2M
25.20 mi16:59:015:41:5913:344:59
14:27
#28121
Finish
26.22 mi17:11:465:54:4413:3212:45
12:31
#28108
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi28359121991219928091(Top 99%)12036(Top 98%)12036(Top 664%)
10K6.21 mi3.10 mi28310+4912169+3012169+3028153(Top 99%)12075(Top 99%)12075(Top 666%)
15K9.32 mi3.11 mi28283+2712156+1312156+1328091(Top 99%)12036(Top 98%)12036(Top 664%)
20K12.43 mi3.11 mi28296-1312163-712163-728258(Top 99%)12159(Top 99%)12159(Top 671%)
Half13.11 mi0.68 mi28293+312161+212161+228020(Top 99%)12019(Top 98%)12019(Top 663%)
25K15.53 mi2.42 mi28259+3412146+1512146+1527801(Top 98%)11889(Top 97%)11889(Top 656%)
30K18.64 mi3.11 mi28214+4512122+2412122+2427706(Top 98%)11897(Top 97%)11897(Top 656%)
20M20.00 mi1.36 mi28193+2112111+1112111+1127544(Top 97%)11846(Top 97%)11846(Top 653%)
21M21.00 mi1.00 mi28186+712113-212113-227713(Top 98%)11916(Top 97%)11916(Top 657%)
35K21.75 mi0.75 mi28178+812108+512108+527330(Top 96%)11759(Top 96%)11759(Top 649%)
23M23.00 mi1.25 mi28154+2412097+1112097+1127261(Top 96%)11737(Top 96%)11737(Top 647%)
24M24.00 mi1.00 mi28152+212096+112096+127665(Top 97%)11974(Top 98%)11974(Top 660%)
40K24.85 mi0.85 mi28128+2412088+812088+826906(Top 95%)11600(Top 95%)11600(Top 640%)
25.2M25.20 mi0.35 mi28121+712085+312085+326693(Top 94%)11519(Top 94%)11519(Top 635%)
Finish26.22 mi1.02 mi28108+1312080+512080+527298(Top 96%)11769(Top 96%)11769(Top 649%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

28091

Females

12036

F45-49

12036

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

28153

Females

12075

F45-49

12075

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

28091

Females

12036

F45-49

12036

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

28258

Females

12159

F45-49

12159

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

28020

Females

12019

F45-49

12019

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

27801

Females

11889

F45-49

11889

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

27706

Females

11897

F45-49

11897

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

27544

Females

11846

F45-49

11846

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

27713

Females

11916

F45-49

11916

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

27330

Females

11759

F45-49

11759

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

27261

Females

11737

F45-49

11737

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

27665

Females

11974

F45-49

11974

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

26906

Females

11600

F45-49

11600

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26693

Females

11519

F45-49

11519

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27298

Females

11769

F45-49

11769

Passing Analysis

Category:
Athletes Passed
331
Passed By
80
Net Change
+251
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28359
5K → 10K512+49#28359#28310
10K → 15K3710+27#28310#28283
15K → 20K1629-13#28283#28296
20K → Half30+3#28296#28293
Half → 25K373+34#28293#28259
25K → 30K538+45#28259#28214
30K → 20M265+21#28214#28193
20M → 21M147+7#28193#28186
21M → 35K102+8#28186#28178
35K → 23M262+24#28178#28154
23M → 24M86+2#28154#28152
24M → 40K273+24#28152#28128
40K → 25.2M70+7#28128#28121
25.2M → Finish163+13#28121#28108
TOTALS33180+251
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing