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BOSTON MARATHON 2025

Sydney Kapral

Bib: 15872•F

OH

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0:00
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 37%
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
23:34
Rank: #13007
Start → 5K
23:34 | 7:35/mi
10K· 6.21 mi
46:52
Rank: #12521 (+486)
5K → 10K
23:18 | 7:30/mi
15K· 9.32 mi
1:10:37
Rank: #12664 (-143)
10K → 15K
23:45 | 7:39/mi
20K· 12.43 mi
1:35:22
Rank: #13147 (-483)
15K → 20K
24:45 | 7:58/mi
Half· 13.11 mi
1:40:52
Rank: #13307 (-160)
20K → Half
5:30 | 8:04/mi
25K· 15.53 mi
2:01:52
Rank: #14268 (-961)
Half → 25K
21:00 | 8:40/mi
30K· 18.64 mi
2:29:40
Rank: #14954 (-686)
25K → 30K
27:48 | 8:57/mi
20M
2:41:56
Rank: #15114 (-160)
30K → 20M
12:16 | 9:02/mi
21M
2:51:23
Rank: #15109 (+5)
20M → 21M
9:27 | 9:27/mi
35K· 21.75 mi
2:57:48
Rank: #15125 (-16)
21M → 35K
6:25 | 8:35/mi
23M
3:08:34
Rank: #15012 (+113)
35K → 23M
10:46 | 8:36/mi
24M
3:16:53
Rank: #14914 (+98)
23M → 24M
8:19 | 8:19/mi
40K· 24.85 mi
3:23:48
Rank: #14740 (+174)
24M → 40K
6:55 | 8:05/mi
25.2M
3:26:45
Rank: #14629 (+111)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:34:18
Rank: #14373 (+256)
25.2M → Finish
7:33 | 7:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:52
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:53:26
Pace8:39 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:3923:347:3523:34
7:35
-
10K
6.21 mi11:19:5746:527:3323:18
7:30
-0:05
15K
9.32 mi11:43:421:10:377:3523:45
7:39
+0:09
20K
12.43 mi12:08:271:35:227:4024:45
7:58
+0:19
Half
13.11 mi12:13:571:40:527:425:30
8:04
+0:06
25K
15.53 mi12:34:572:01:527:5121:00
8:40
+0:36
30K
18.64 mi13:02:452:29:408:0227:48
8:57
+0:17
20M
20.00 mi13:15:012:41:568:0612:16
9:02
+0:05
21M
21.00 mi13:24:282:51:238:109:27
9:27
+0:25
35K
21.75 mi13:30:532:57:488:116:25
8:35
-0:52
23M
23.00 mi13:41:393:08:348:1210:46
8:36
+0:01
24M
24.00 mi13:49:583:16:538:128:19
8:19
-0:17
40K
24.85 mi13:56:533:23:488:126:55
8:05
-0:14
25.2M
25.20 mi13:59:503:26:458:122:57
8:33
+0:28
Finish
26.22 mi14:07:233:34:188:117:33
7:25
-1:08

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

7:25 /mi

Average Pace

8:11 /mi

Slowest Pace

9:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:55

48% of race

Time at Steady Pace

40:52

19% of race

Time at Slower Pace

1:10:31

33% of race

Average Pace: 8:10 /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 mi10:56:3923:347:3523:34
7:35
#13007
10K
6.21 mi11:19:5746:527:3323:18
7:30
#12521
15K
9.32 mi11:43:421:10:377:3523:45
7:39
#12664
20K
12.43 mi12:08:271:35:227:4024:45
7:58
#13147
Half
13.11 mi12:13:571:40:527:425:30
8:04
#13307
25K
15.53 mi12:34:572:01:527:5121:00
8:40
#14268
30K
18.64 mi13:02:452:29:408:0227:48
8:57
#14954
20M
20.00 mi13:15:012:41:568:0612:16
9:02
#15114
21M
21.00 mi13:24:282:51:238:109:27
9:27
#15109
35K
21.75 mi13:30:532:57:488:116:25
8:35
#15125
23M
23.00 mi13:41:393:08:348:1210:46
8:36
#15012
24M
24.00 mi13:49:583:16:538:128:19
8:19
#14914
40K
24.85 mi13:56:533:23:488:126:55
8:05
#14740
25.2M
25.20 mi13:59:503:26:458:122:57
8:33
#14629
Finish
26.22 mi14:07:233:34:188:117:33
7:25
#14373
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi130073322332213011(Top 46%)3453(Top 28%)3453(Top 63%)
10K6.21 mi3.10 mi12521+4863087+2353087+23512112(Top 43%)2883(Top 24%)2883(Top 53%)
15K9.32 mi3.11 mi12664-1433187-1003187-10013011(Top 46%)3453(Top 28%)3453(Top 63%)
20K12.43 mi3.11 mi13147-4833526-3393526-33914677(Top 52%)4470(Top 37%)4470(Top 82%)
Half13.11 mi0.68 mi13307-1603615-893615-8916379(Top 58%)5384(Top 44%)5384(Top 98%)
25K15.53 mi2.42 mi14268-9614197-5824197-58218155(Top 64%)6506(Top 53%)6506(Top 119%)
30K18.64 mi3.11 mi14954-6864645-4484645-44817411(Top 61%)6251(Top 51%)6251(Top 114%)
20M20.00 mi1.36 mi15114-1604767-1224767-12216940(Top 60%)6099(Top 50%)6099(Top 112%)
21M21.00 mi1.00 mi15109+54786-194786-1915863(Top 56%)5632(Top 46%)5632(Top 103%)
35K21.75 mi0.75 mi15125-164811-254811-2515946(Top 56%)5737(Top 47%)5737(Top 105%)
23M23.00 mi1.25 mi15012+1134770+414770+4113938(Top 49%)4768(Top 39%)4768(Top 87%)
24M24.00 mi1.00 mi14914+984754+164754+1613398(Top 47%)4519(Top 37%)4519(Top 83%)
40K24.85 mi0.85 mi14740+1744686+684686+6810836(Top 38%)3345(Top 27%)3345(Top 61%)
25.2M25.20 mi0.35 mi14629+1114630+564630+569255(Top 33%)2692(Top 22%)2692(Top 49%)
Finish26.22 mi1.02 mi14373+2564519+1114519+1118613(Top 30%)2360(Top 19%)2360(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13011

Females

3453

F18-39

3453

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

12112

Females

2883

F18-39

2883

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13011

Females

3453

F18-39

3453

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

14677

Females

4470

F18-39

4470

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

16379

Females

5384

F18-39

5384

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

18155

Females

6506

F18-39

6506

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

17411

Females

6251

F18-39

6251

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

16940

Females

6099

F18-39

6099

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

15863

Females

5632

F18-39

5632

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

15946

Females

5737

F18-39

5737

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13938

Females

4768

F18-39

4768

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

13398

Females

4519

F18-39

4519

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10836

Females

3345

F18-39

3345

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9255

Females

2692

F18-39

2692

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8613

Females

2360

F18-39

2360

Passing Analysis

Category:
Athletes Passed
2059
Passed By
3425
Net Change
-1366
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13007
5K → 10K598112+486#13007#12521
10K → 15K132275-143#12521#12664
15K → 20K90573-483#12664#13147
20K → Half7167-160#13147#13307
Half → 25K411002-961#13307#14268
25K → 30K98784-686#14268#14954
30K → 20M86246-160#14954#15114
20M → 21M112107+5#15114#15109
21M → 35K5470-16#15109#15125
35K → 23M16451+113#15125#15012
23M → 24M13032+98#15012#14914
24M → 40K1762+174#14914#14740
40K → 25.2M1132+111#14740#14629
25.2M → Finish2582+256#14629#14373
TOTALS20593425-1366
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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