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BOSTON MARATHON 2025

Jessica Marchessault

Bib: 14653•F

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 34%
Gender (Female)
#0 / 12228
Top 17%
Division (F18-39)
#0 / 5469
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:29
Rank: #12742
Start → 5K
23:29 | 7:34/mi
10K· 6.21 mi
47:01
Rank: #12717 (+25)
5K → 10K
23:32 | 7:34/mi
15K· 9.32 mi
1:10:21
Rank: #12411 (+306)
10K → 15K
23:20 | 7:31/mi
20K· 12.43 mi
1:33:47
Rank: #12050 (+361)
15K → 20K
23:26 | 7:33/mi
Half· 13.11 mi
1:38:47
Rank: #11941 (+109)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:57:17
Rank: #11755 (+186)
Half → 25K
18:30 | 7:38/mi
30K· 18.64 mi
2:20:50
Rank: #11076 (+679)
25K → 30K
23:33 | 7:35/mi
20M
2:30:58
Rank: #10675 (+401)
30K → 20M
10:08 | 7:27/mi
21M
2:38:54
Rank: #10403 (+272)
20M → 21M
7:56 | 7:56/mi
35K· 21.75 mi
2:44:41
Rank: #10390 (+13)
21M → 35K
5:47 | 7:44/mi
23M
2:54:10
Rank: #10124 (+266)
35K → 23M
9:29 | 7:34/mi
24M
3:01:38
Rank: #9961 (+163)
23M → 24M
7:28 | 7:28/mi
40K· 24.85 mi
3:08:10
Rank: #9835 (+126)
24M → 40K
6:32 | 7:38/mi
25.2M
3:11:03
Rank: #9785 (+50)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:18:35
Rank: #9712 (+73)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:47
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:39:48
Pace7:37 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5723:297:3423:29
7:34
-
10K
6.21 mi11:17:2947:017:3423:32
7:34
0:00
15K
9.32 mi11:40:491:10:217:3323:20
7:31
-0:03
20K
12.43 mi12:04:151:33:477:3323:26
7:33
+0:02
Half
13.11 mi12:09:151:38:477:325:00
7:20
-0:13
25K
15.53 mi12:27:451:57:177:3318:30
7:38
+0:18
30K
18.64 mi12:51:182:20:507:3323:33
7:35
-0:03
20M
20.00 mi13:01:262:30:587:3310:08
7:27
-0:08
21M
21.00 mi13:09:222:38:547:347:56
7:56
+0:29
35K
21.75 mi13:15:092:44:417:345:47
7:44
-0:12
23M
23.00 mi13:24:382:54:107:349:29
7:34
-0:10
24M
24.00 mi13:32:063:01:387:347:28
7:28
-0:06
40K
24.85 mi13:38:383:08:107:346:32
7:38
+0:10
25.2M
25.20 mi13:41:313:11:037:352:53
8:22
+0:44
Finish
26.22 mi13:49:033:18:357:357:32
7:24
-0:58

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

7:20 /mi

Average Pace

7:35 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:42

99% of race

Time at Steady Pace

2:53

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi10:53:5723:297:3423:29
7:34
#12742
10K
6.21 mi11:17:2947:017:3423:32
7:34
#12717
15K
9.32 mi11:40:491:10:217:3323:20
7:31
#12411
20K
12.43 mi12:04:151:33:477:3323:26
7:33
#12050
Half
13.11 mi12:09:151:38:477:325:00
7:20
#11941
25K
15.53 mi12:27:451:57:177:3318:30
7:38
#11755
30K
18.64 mi12:51:182:20:507:3323:33
7:35
#11076
20M
20.00 mi13:01:262:30:587:3310:08
7:27
#10675
21M
21.00 mi13:09:222:38:547:347:56
7:56
#10403
35K
21.75 mi13:15:092:44:417:345:47
7:44
#10390
23M
23.00 mi13:24:382:54:107:349:29
7:34
#10124
24M
24.00 mi13:32:063:01:387:347:28
7:28
#9961
40K
24.85 mi13:38:383:08:107:346:32
7:38
#9835
25.2M
25.20 mi13:41:313:11:037:352:53
8:22
#9785
Finish
26.22 mi13:49:033:18:357:357:32
7:24
#9712
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi127423183318311854(Top 42%)2822(Top 23%)2822(Top 52%)
10K6.21 mi3.10 mi12717+253184-13184-112795(Top 45%)3244(Top 27%)3244(Top 59%)
15K9.32 mi3.11 mi12411+3063056+1283056+12811854(Top 42%)2822(Top 23%)2822(Top 52%)
20K12.43 mi3.11 mi12050+3612898+1582898+15811112(Top 39%)2531(Top 21%)2531(Top 46%)
Half13.11 mi0.68 mi11941+1092848+502848+5010326(Top 36%)2106(Top 17%)2106(Top 39%)
25K15.53 mi2.42 mi11755+1862787+612787+6110989(Top 39%)2578(Top 21%)2578(Top 47%)
30K18.64 mi3.11 mi11076+6792506+2812506+2818320(Top 29%)1522(Top 12%)1522(Top 28%)
20M20.00 mi1.36 mi10675+4012340+1662340+1666771(Top 24%)1070(Top 9%)1070(Top 20%)
21M21.00 mi1.00 mi10403+2722239+1012239+1017018(Top 25%)1316(Top 11%)1316(Top 24%)
35K21.75 mi0.75 mi10390+132257-182257-1810323(Top 36%)2748(Top 22%)2748(Top 50%)
23M23.00 mi1.25 mi10124+2662166+912166+917109(Top 25%)1453(Top 12%)1453(Top 27%)
24M24.00 mi1.00 mi9961+1632122+442122+447507(Top 26%)1675(Top 14%)1675(Top 31%)
40K24.85 mi0.85 mi9835+1262103+192103+197743(Top 27%)1869(Top 15%)1869(Top 34%)
25.2M25.20 mi0.35 mi9785+502096+72096+78027(Top 28%)2085(Top 17%)2085(Top 38%)
Finish26.22 mi1.02 mi9712+732098-22098-28452(Top 30%)2263(Top 19%)2263(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11854

Females

2822

F18-39

2822

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12795

Females

3244

F18-39

3244

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11854

Females

2822

F18-39

2822

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

11112

Females

2531

F18-39

2531

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

10326

Females

2106

F18-39

2106

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

10989

Females

2578

F18-39

2578

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8320

Females

1522

F18-39

1522

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6771

Females

1070

F18-39

1070

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7018

Females

1316

F18-39

1316

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

10323

Females

2748

F18-39

2748

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

7109

Females

1453

F18-39

1453

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

7507

Females

1675

F18-39

1675

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7743

Females

1869

F18-39

1869

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

8027

Females

2085

F18-39

2085

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8452

Females

2263

F18-39

2263

Passing Analysis

Category:
Athletes Passed
3635
Passed By
604
Net Change
+3030
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12742
5K → 10K296271+25#12742#12717
10K → 15K38074+306#12717#12411
15K → 20K39736+361#12411#12050
20K → Half1145+109#12050#11941
Half → 25K25165+186#11941#11755
25K → 30K69011+679#11755#11076
30K → 20M4021+401#11076#10675
20M → 21M2808+272#10675#10403
21M → 35K5744+13#10403#10390
35K → 23M2737+266#10390#10124
23M → 24M18017+163#10124#9961
24M → 40K14417+126#9961#9835
40K → 25.2M6515+50#9835#9785
25.2M → Finish10633+73#9785#9712
TOTALS3635604+3030
📊

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