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BOSTON MARATHON 2025

Mattie Webb

Bib: 13048•F

CT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 32%
Gender (Female)
#0 / 12228
Top 15%
Division (F18-39)
#0 / 5469
Top 27%
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
7:00/mi
21:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
43:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:11/mi
1:06:15
↑ 67↓ 78
20K· 12.43 mi
7:23/mi
1:29:11
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:34:13
↑ 19↓ 370.5%
25K· 15.53 mi
7:27/mi
1:52:18
↑ 66↓ 880.2%
30K· 18.64 mi
7:59/mi
2:17:05
↑ 181↓ 1480.2%
20M
7:58/mi
2:27:55
↑ 64↓ 500.2%
21M
8:24/mi
2:36:19
↑ 106↓ 241.6%
35K· 21.75 mi
7:45/mi
2:42:07
↑ 17↓ 861.7%
23M
7:58/mi
2:52:06
↑ 23↓ 630.6%
24M
7:48/mi
2:59:54
↓ 821.3%
40K· 24.85 mi
7:38/mi
3:06:26
↓ 200.3%
25.2M
8:25/mi
3:09:20
↑ 13↓ 160.2%
Finish· 26.22 mi
7:24/mi
3:16:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:13
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:42:39
Pace7:50 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1821:457:0021:45
7:00
-
10K
6.21 mi11:12:2843:557:0422:10
7:08
+0:08
15K
9.32 mi11:34:481:06:157:0622:20
7:11
+0:03
20K
12.43 mi11:57:441:29:117:1122:56
7:23
+0:12
Half
13.11 mi12:02:461:34:137:115:02
7:23
0:00
25K
15.53 mi12:20:511:52:187:1418:05
7:27
+0:04
30K
18.64 mi12:45:382:17:057:2124:47
7:59
+0:32
20M
20.00 mi12:56:282:27:557:2410:50
7:58
-0:01
21M
21.00 mi13:04:522:36:197:278:24
8:24
+0:26
35K
21.75 mi13:10:402:42:077:275:48
7:45
-0:39
23M
23.00 mi13:20:392:52:067:299:59
7:58
+0:13
24M
24.00 mi13:28:272:59:547:307:48
7:48
-0:10
40K
24.85 mi13:34:593:06:267:306:32
7:38
-0:10
25.2M
25.20 mi13:37:533:09:207:312:54
8:25
+0:47
Finish
26.22 mi13:45:253:16:527:317:32
7:24
-1:01

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

7:00 /mi

Average Pace

7:31 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:45

52% of race

Time at Steady Pace

38:13

19% of race

Time at Slower Pace

56:54

29% of race

Average Pace: 7:30 /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 mi10:50:1821:457:0021:45
7:00
#7841
10K
6.21 mi11:12:2843:557:0422:10
7:08
#8423
15K
9.32 mi11:34:481:06:157:0622:20
7:11
#8552
20K
12.43 mi11:57:441:29:117:1122:56
7:23
#8783
Half
13.11 mi12:02:461:34:137:115:02
7:23
#8861
25K
15.53 mi12:20:511:52:187:1418:05
7:27
#8945
30K
18.64 mi12:45:382:17:057:2124:47
7:59
#9311
20M
20.00 mi12:56:282:27:557:2410:50
7:58
#9346
21M
21.00 mi13:04:522:36:197:278:24
8:24
#9353
35K
21.75 mi13:10:402:42:077:275:48
7:45
#9373
23M
23.00 mi13:20:392:52:067:299:59
7:58
#9348
24M
24.00 mi13:28:272:59:547:307:48
7:48
#9340
40K
24.85 mi13:34:593:06:267:306:32
7:38
#9241
25.2M
25.20 mi13:37:533:09:207:312:54
8:25
#9211
Finish
26.22 mi13:45:253:16:527:317:32
7:24
#9164
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi78419299299030(Top 32%)1440(Top 12%)1440(Top 26%)
10K6.21 mi3.10 mi8423-5821153-2241153-2248972(Top 32%)1365(Top 11%)1365(Top 25%)
15K9.32 mi3.11 mi8552-1291211-581211-589030(Top 32%)1440(Top 12%)1440(Top 26%)
20K12.43 mi3.11 mi8783-2311331-1201331-1209747(Top 34%)1845(Top 15%)1845(Top 34%)
Half13.11 mi0.68 mi8861-781368-371368-3710703(Top 38%)2268(Top 19%)2268(Top 41%)
25K15.53 mi2.42 mi8945-841424-561424-569623(Top 34%)1936(Top 16%)1936(Top 35%)
30K18.64 mi3.11 mi9311-3661644-2201644-22011218(Top 39%)2889(Top 24%)2889(Top 53%)
20M20.00 mi1.36 mi9346-351692-481692-4810263(Top 36%)2564(Top 21%)2564(Top 47%)
21M21.00 mi1.00 mi9353-71734-421734-429854(Top 35%)2538(Top 21%)2538(Top 46%)
35K21.75 mi0.75 mi9373-201765-311765-3110477(Top 37%)2828(Top 23%)2828(Top 52%)
23M23.00 mi1.25 mi9348+251793-281793-289858(Top 35%)2662(Top 22%)2662(Top 49%)
24M24.00 mi1.00 mi9340+81820-271820-279817(Top 35%)2705(Top 22%)2705(Top 49%)
40K24.85 mi0.85 mi9241+991816+41816+47734(Top 27%)1860(Top 15%)1860(Top 34%)
25.2M25.20 mi0.35 mi9211+301822-61822-68306(Top 29%)2186(Top 18%)2186(Top 40%)
Finish26.22 mi1.02 mi9164+471840-181840-188442(Top 30%)2253(Top 18%)2253(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

9030

Females

1440

F18-39

1440

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8972

Females

1365

F18-39

1365

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

9030

Females

1440

F18-39

1440

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9747

Females

1845

F18-39

1845

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10703

Females

2268

F18-39

2268

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

9623

Females

1936

F18-39

1936

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

11218

Females

2889

F18-39

2889

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

10263

Females

2564

F18-39

2564

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9854

Females

2538

F18-39

2538

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

10477

Females

2828

F18-39

2828

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9858

Females

2662

F18-39

2662

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9817

Females

2705

F18-39

2705

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7734

Females

1860

F18-39

1860

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8306

Females

2186

F18-39

2186

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

8442

Females

2253

F18-39

2253

Passing Analysis

Category:
Athletes Passed
1245
Passed By
2568
Net Change
-1323
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7841
5K → 10K51633-582#7841#8423
10K → 15K117246-129#8423#8552
15K → 20K102333-231#8552#8783
20K → Half1391-78#8783#8861
Half → 25K126210-84#8861#8945
25K → 30K122488-366#8945#9311
30K → 20M92127-35#9311#9346
20M → 21M8895-7#9346#9353
21M → 35K5070-20#9353#9373
35K → 23M11893+25#9373#9348
23M → 24M8678+8#9348#9340
24M → 40K12728+99#9340#9241
40K → 25.2M5323+30#9241#9211
25.2M → Finish10053+47#9211#9164
TOTALS12452568-1323
📊

Passing Visuals

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