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BOSTON MARATHON 2025

Jennifer Stone

Bib: 17518•F

ME

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0:00
0:00
/ mi
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 26%
Age Group (F18-39)
#0 / 5469
Top 44%
Race Day Weather
50°/40°F
broken clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
24:10
Rank: #14623
Start → 5K
24:10 | 7:47/mi
10K· 6.21 mi
48:12
Rank: #14397 (+226)
5K → 10K
24:02 | 7:44/mi
15K· 9.32 mi
1:12:25
Rank: #14369 (+28)
10K → 15K
24:13 | 7:48/mi
20K· 12.43 mi
1:36:47
Rank: #14154 (+215)
15K → 20K
24:22 | 7:51/mi
Half· 13.11 mi
1:42:04
Rank: #14130 (+24)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:01:04
Rank: #13841 (+289)
Half → 25K
19:00 | 7:50/mi
30K· 18.64 mi
2:25:43
Rank: #13238 (+603)
25K → 30K
24:39 | 7:56/mi
20M
2:36:32
Rank: #12956 (+282)
30K → 20M
10:49 | 7:58/mi
21M
2:44:49
Rank: #12682 (+274)
20M → 21M
8:17 | 8:17/mi
35K· 21.75 mi
2:50:32
Rank: #12547 (+135)
21M → 35K
5:43 | 7:38/mi
23M
3:00:36
Rank: #12366 (+181)
35K → 23M
10:04 | 8:02/mi
24M
3:08:23
Rank: #12251 (+115)
23M → 24M
7:47 | 7:47/mi
40K· 24.85 mi
3:15:15
Rank: #12144 (+107)
24M → 40K
6:52 | 8:02/mi
25.2M
3:18:13
Rank: #12079 (+65)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:25:49
Rank: #11929 (+150)
25.2M → Finish
7:36 | 7:27/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time1:42:04
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:43:45
Pace7:55 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:3424:107:4724:10
7:47
-
10K
6.21 mi11:38:3648:127:4524:02
7:44
-0:03
15K
9.32 mi12:02:491:12:257:4624:13
7:48
+0:04
20K
12.43 mi12:27:111:36:477:4724:22
7:51
+0:03
Half
13.11 mi12:32:281:42:047:475:17
7:45
-0:06
25K
15.53 mi12:51:282:01:047:4819:00
7:50
+0:05
30K
18.64 mi13:16:072:25:437:4924:39
7:56
+0:06
20M
20.00 mi13:26:562:36:327:5010:49
7:58
+0:02
21M
21.00 mi13:35:132:44:497:518:17
8:17
+0:19
35K
21.75 mi13:40:562:50:327:505:43
7:38
-0:39
23M
23.00 mi13:51:003:00:367:5110:04
8:02
+0:24
24M
24.00 mi13:58:473:08:237:517:47
7:47
-0:15
40K
24.85 mi14:05:393:15:157:516:52
8:02
+0:15
25.2M
25.20 mi14:08:373:18:137:522:58
8:36
+0:34
Finish
26.22 mi14:16:133:25:497:517:36
7:27
-1:09

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:27 /mi

Average Pace

7:51 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:14:34

95% of race

Time at Steady Pace

11:15

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:51 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:14:3424:107:4724:10
7:47
#14623
10K
6.21 mi11:38:3648:127:4524:02
7:44
#14397
15K
9.32 mi12:02:491:12:257:4624:13
7:48
#14369
20K
12.43 mi12:27:111:36:477:4724:22
7:51
#14154
Half
13.11 mi12:32:281:42:047:475:17
7:45
#14130
25K
15.53 mi12:51:282:01:047:4819:00
7:50
#13841
30K
18.64 mi13:16:072:25:437:4924:39
7:56
#13238
20M
20.00 mi13:26:562:36:327:5010:49
7:58
#12956
21M
21.00 mi13:35:132:44:497:518:17
8:17
#12682
35K
21.75 mi13:40:562:50:327:505:43
7:38
#12547
23M
23.00 mi13:51:003:00:367:5110:04
8:02
#12366
24M
24.00 mi13:58:473:08:237:517:47
7:47
#12251
40K
24.85 mi14:05:393:15:157:516:52
8:02
#12144
25.2M
25.20 mi14:08:373:18:137:522:58
8:36
#12079
Finish
26.22 mi14:16:133:25:497:517:36
7:27
#11929
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi146234293429314328(Top 50%)4216(Top 34%)4216(Top 77%)
10K6.21 mi3.10 mi14397+2264170+1234170+12314212(Top 50%)4083(Top 33%)4083(Top 75%)
15K9.32 mi3.11 mi14369+284182-124182-1214328(Top 50%)4216(Top 34%)4216(Top 77%)
20K12.43 mi3.11 mi14154+2154093+894093+8913621(Top 48%)3883(Top 32%)3883(Top 71%)
Half13.11 mi0.68 mi14130+244078+154078+1513790(Top 49%)3929(Top 32%)3929(Top 72%)
25K15.53 mi2.42 mi13841+2893953+1253953+12512641(Top 45%)3465(Top 28%)3465(Top 63%)
30K18.64 mi3.11 mi13238+6033687+2663687+26610923(Top 38%)2742(Top 22%)2742(Top 50%)
20M20.00 mi1.36 mi12956+2823554+1333554+13310213(Top 36%)2550(Top 21%)2550(Top 47%)
21M21.00 mi1.00 mi12682+2743440+1143440+1149158(Top 32%)2238(Top 18%)2238(Top 41%)
35K21.75 mi0.75 mi12547+1353388+523388+529700(Top 34%)2475(Top 20%)2475(Top 45%)
23M23.00 mi1.25 mi12366+1813330+583330+5810362(Top 36%)2920(Top 24%)2920(Top 53%)
24M24.00 mi1.00 mi12251+1153299+313299+319725(Top 34%)2679(Top 22%)2679(Top 49%)
40K24.85 mi0.85 mi12144+1073277+223277+2210457(Top 37%)3157(Top 26%)3157(Top 58%)
25.2M25.20 mi0.35 mi12079+653265+123265+129519(Top 34%)2796(Top 23%)2796(Top 51%)
Finish26.22 mi1.02 mi11929+1503215+503215+508936(Top 31%)2510(Top 21%)2510(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

14328

Females

4216

F18-39

4216

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

14212

Females

4083

F18-39

4083

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

14328

Females

4216

F18-39

4216

15K→20K

9.3 - 12.4 mi

Top 48%
×5stories
+106ft-86ft

Overall

13621

Females

3883

F18-39

3883

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

13790

Females

3929

F18-39

3929

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

12641

Females

3465

F18-39

3465

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10923

Females

2742

F18-39

2742

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

10213

Females

2550

F18-39

2550

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

9158

Females

2238

F18-39

2238

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9700

Females

2475

F18-39

2475

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

10362

Females

2920

F18-39

2920

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9725

Females

2679

F18-39

2679

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

10457

Females

3157

F18-39

3157

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9519

Females

2796

F18-39

2796

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8936

Females

2510

F18-39

2510

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3351
Passed By
657
Net Change
+2694
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14623
5K → 10K417191+226#14623#14397
10K → 15K216188+28#14397#14369
15K → 20K316101+215#14369#14154
20K → Half4319+24#14154#14130
Half → 25K33142+289#14130#13841
25K → 30K62118+603#13841#13238
30K → 20M2853+282#13238#12956
20M → 21M2773+274#12956#12682
21M → 35K1427+135#12682#12547
35K → 23M20221+181#12547#12366
23M → 24M13823+115#12366#12251
24M → 40K12417+107#12251#12144
40K → 25.2M749+65#12144#12079
25.2M → Finish16515+150#12079#11929
TOTALS3351657+2694
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing