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BOSTON MARATHON 2025

Sara Couch

SC

Bib: 25747 F

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

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:18/mi
28:53
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:17/mi
57:43
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:38/mi
1:27:39
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:12/mi
1:59:21
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:48/mi
2:06:43
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:01/mi
2:33:25
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:21/mi
3:08:41
↑ 181↓ 1480.2%
138 ft elev
20M
11:16/mi
3:24:00
↑ 64↓ 500.2%
148 ft elev
21M
12:28/mi
3:36:28
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:48/mi
3:44:33
↑ 17↓ 861.7%
156 ft elev
23M
10:59/mi
3:58:18
↑ 23↓ 630.6%
116 ft elev
24M
11:00/mi
4:09:18
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:18/mi
4:18:58
↓ 200.3%
20 ft elev
25.2M
12:34/mi
4:23:18
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:15/mi
4:33:45
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:06:439:40 /mi⚡ faster
2nd Half
2:27:0211:13 /mi+16.0%
Positive split — 16.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
28:539:183.11 mi28:53
9:18
-
10K
57:439:173.10 mi28:50
9:17
-0:01
15K
1:27:399:243.11 mi29:56
9:38
+0:21
20K
1:59:219:363.11 mi31:42
10:12
+0:34
Half(13.11 mi)
2:06:439:400.68 mi7:22
10:48
+0:36
25K
2:33:259:532.42 mi26:42
11:01
+0:13
30K
3:08:4110:073.11 mi35:16
11:21
+0:20
20M
3:24:0010:121.36 mi15:19
11:16
-0:05
21M
3:36:2810:181.00 mi12:28
12:28
+1:12
35K
3:44:3310:200.75 mi8:05
10:48
-1:40
23M
3:58:1810:221.25 mi13:45
10:59
+0:11
24M
4:09:1810:231.00 mi11:00
11:00
+0:01
40K
4:18:5810:250.85 mi9:40
11:18
+0:18
25.2M
4:23:1810:270.35 mi4:20
12:34
+1:16
Finish(26.22 mi)
4:33:4510:271.02 mi10:27
10:15
-2:19
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:17 /mi

Average Pace

10:27 /mi

Slowest Pace

12:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:09:48

47% of race

Time at Steady Pace

2:07:09

46% of race

Time at Slower Pace

16:48

6% of race

Average Pace: 10:26 /mi

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

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi23542945794572410897329732
10K3.10 mi23506+369426+319426+312345293879387
15K3.11 mi23759-2539551-1259551-1252410897329732
20K3.11 mi24025-2669707-1569707-156246431007410074
Half(13.11 mi)0.68 mi24207-1829816-1099816-109262381096810968
25K2.42 mi24449-2429951-1359951-135252211042210422
30K3.11 mi24497-4810003-5210003-52246141018610186
20M1.36 mi24486+1110006-310006-3241311002610026
21M1.00 mi24478+810019-1310019-13243481021010210
35K0.75 mi24461+1710024-510024-52380299559955
23M1.25 mi24397+6410002+2210002+222316797019701
24M1.00 mi24375+2210005-310005-3239711010510105
40K0.85 mi24366+91000510005237571006410064
25.2M0.35 mi24370-410011-610011-6242941032110321
Finish(26.22 mi)1.02 mi24349+2110021-1010021-10236541000810008

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

24108

Females

9732

F18-39

9732

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23452

Females

9387

F18-39

9387

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

24108

Females

9732

F18-39

9732

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

24643

Females

10074

F18-39

10074

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

26238

Females

10968

F18-39

10968

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

25221

Females

10422

F18-39

10422

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

24614

Females

10186

F18-39

10186

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24131

Females

10026

F18-39

10026

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

24348

Females

10210

F18-39

10210

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

23802

Females

9955

F18-39

9955

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

23167

Females

9701

F18-39

9701

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

23971

Females

10105

F18-39

10105

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23757

Females

10064

F18-39

10064

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24294

Females

10321

F18-39

10321

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23654

Females

10008

F18-39

10008

Passing Analysis

Category:
Passed
991
Passed By
1798
Net Change
-807
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23542
5K → 10K251215+36#23542#23506
10K → 15K94347-253#23506#23759
15K → 20K58324-266#23759#24025
20K → Half3185-182#24025#24207
Half → 25K57299-242#24207#24449
25K → 30K107155-48#24449#24497
30K → 20M6756+11#24497#24486
20M → 21M6052+8#24486#24478
21M → 35K3720+17#24478#24461
35K → 23M9329+64#24461#24397
23M → 24M5735+22#24397#24375
24M → 40K3930+9#24375#24366
40K → 25.2M1721-4#24366#24370
25.2M → Finish5130+21#24370#24349
TOTALS9911798-807

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing