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BOSTON MARATHON 2025

Marie Pierard

Bib: 13612•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 20%
Division (F18-39)
#0 / 5469
Top 34%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:14
Rank: #12052
Start → 5K
23:14 | 7:29/mi
10K· 6.21 mi
46:25
Rank: #11866 (+186)
5K → 10K
23:11 | 7:28/mi
15K· 9.32 mi
1:09:37
Rank: #11702 (+164)
10K → 15K
23:12 | 7:28/mi
20K· 12.43 mi
1:32:51
Rank: #11410 (+292)
15K → 20K
23:14 | 7:29/mi
Half· 13.11 mi
1:37:46
Rank: #11299 (+111)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:56:09
Rank: #11149 (+150)
Half → 25K
18:23 | 7:35/mi
30K· 18.64 mi
2:20:39
Rank: #10990 (+159)
25K → 30K
24:30 | 7:53/mi
20M
2:31:18
Rank: #10817 (+173)
30K → 20M
10:39 | 7:50/mi
21M
2:39:51
Rank: #10766 (+51)
20M → 21M
8:33 | 8:33/mi
35K· 21.75 mi
2:45:26
Rank: #10663 (+103)
21M → 35K
5:35 | 7:28/mi
23M
2:55:23
Rank: #10554 (+109)
35K → 23M
9:57 | 7:57/mi
24M
3:03:12
Rank: #10500 (+54)
23M → 24M
7:49 | 7:49/mi
40K· 24.85 mi
3:09:55
Rank: #10414 (+86)
24M → 40K
6:43 | 7:51/mi
25.2M
3:12:51
Rank: #10370 (+44)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:20:38
Rank: #10325 (+45)
25.2M → Finish
7:47 | 7:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:46
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:42:52
Pace7:51 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0023:147:2923:14
7:29
-
10K
6.21 mi11:17:1146:257:2823:11
7:28
-0:01
15K
9.32 mi11:40:231:09:377:2823:12
7:28
0:00
20K
12.43 mi12:03:371:32:517:2823:14
7:29
+0:01
Half
13.11 mi12:08:321:37:467:274:55
7:12
-0:17
25K
15.53 mi12:26:551:56:097:2918:23
7:35
+0:23
30K
18.64 mi12:51:252:20:397:3324:30
7:53
+0:18
20M
20.00 mi13:02:042:31:187:3410:39
7:50
-0:03
21M
21.00 mi13:10:372:39:517:378:33
8:33
+0:43
35K
21.75 mi13:16:122:45:267:365:35
7:28
-1:05
23M
23.00 mi13:26:092:55:237:389:57
7:57
+0:29
24M
24.00 mi13:33:583:03:127:387:49
7:49
-0:08
40K
24.85 mi13:40:413:09:557:386:43
7:51
+0:02
25.2M
25.20 mi13:43:373:12:517:392:56
8:30
+0:39
Finish
26.22 mi13:51:243:20:387:397:47
7:38
-0:52

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

7:12 /mi

Average Pace

7:39 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:12

89% of race

Time at Steady Pace

9:57

5% of race

Time at Slower Pace

11:29

6% of race

Average Pace: 7:39 /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 mi10:54:0023:147:2923:14
7:29
#12052
10K
6.21 mi11:17:1146:257:2823:11
7:28
#11866
15K
9.32 mi11:40:231:09:377:2823:12
7:28
#11702
20K
12.43 mi12:03:371:32:517:2823:14
7:29
#11410
Half
13.11 mi12:08:321:37:467:274:55
7:12
#11299
25K
15.53 mi12:26:551:56:097:2918:23
7:35
#11149
30K
18.64 mi12:51:252:20:397:3324:30
7:53
#10990
20M
20.00 mi13:02:042:31:187:3410:39
7:50
#10817
21M
21.00 mi13:10:372:39:517:378:33
8:33
#10766
35K
21.75 mi13:16:122:45:267:365:35
7:28
#10663
23M
23.00 mi13:26:092:55:237:389:57
7:57
#10554
24M
24.00 mi13:33:583:03:127:387:49
7:49
#10500
40K
24.85 mi13:40:413:09:557:386:43
7:51
#10414
25.2M
25.20 mi13:43:373:12:517:392:56
8:30
#10370
Finish
26.22 mi13:51:243:20:387:397:47
7:38
#10325
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi120522824282411497(Top 40%)2632(Top 22%)2632(Top 48%)
10K6.21 mi3.10 mi11866+1862734+902734+9011742(Top 41%)2684(Top 22%)2684(Top 49%)
15K9.32 mi3.11 mi11702+1642672+622672+6211497(Top 40%)2632(Top 22%)2632(Top 48%)
20K12.43 mi3.11 mi11410+2922560+1122560+11210587(Top 37%)2255(Top 18%)2255(Top 41%)
Half13.11 mi0.68 mi11299+1112502+582502+589225(Top 32%)1610(Top 13%)1610(Top 29%)
25K15.53 mi2.42 mi11149+1502466+362466+3610626(Top 37%)2390(Top 20%)2390(Top 44%)
30K18.64 mi3.11 mi10990+1592467-12467-110536(Top 37%)2554(Top 21%)2554(Top 47%)
20M20.00 mi1.36 mi10817+1732416+512416+519312(Top 33%)2130(Top 17%)2130(Top 39%)
21M21.00 mi1.00 mi10766+512431-152431-1510813(Top 38%)3000(Top 25%)3000(Top 55%)
35K21.75 mi0.75 mi10663+1032391+402391+408426(Top 30%)1867(Top 15%)1867(Top 34%)
23M23.00 mi1.25 mi10554+1092377+142377+149651(Top 34%)2570(Top 21%)2570(Top 47%)
24M24.00 mi1.00 mi10500+542384-72384-79954(Top 35%)2784(Top 23%)2784(Top 51%)
40K24.85 mi0.85 mi10414+862376+82376+89206(Top 32%)2550(Top 21%)2550(Top 47%)
25.2M25.20 mi0.35 mi10370+442378-22378-28889(Top 31%)2473(Top 20%)2473(Top 45%)
Finish26.22 mi1.02 mi10325+452387-92387-910236(Top 36%)3096(Top 25%)3096(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11497

Females

2632

F18-39

2632

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11742

Females

2684

F18-39

2684

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11497

Females

2632

F18-39

2632

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10587

Females

2255

F18-39

2255

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

9225

Females

1610

F18-39

1610

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10626

Females

2390

F18-39

2390

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

10536

Females

2554

F18-39

2554

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

9312

Females

2130

F18-39

2130

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10813

Females

3000

F18-39

3000

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8426

Females

1867

F18-39

1867

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

9651

Females

2570

F18-39

2570

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

9954

Females

2784

F18-39

2784

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9206

Females

2550

F18-39

2550

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8889

Females

2473

F18-39

2473

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

10236

Females

3096

F18-39

3096

Passing Analysis

Category:
Athletes Passed
2605
Passed By
878
Net Change
+1727
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12052
5K → 10K363177+186#12052#11866
10K → 15K26197+164#11866#11702
15K → 20K34654+292#11702#11410
20K → Half1132+111#11410#11299
Half → 25K23585+150#11299#11149
25K → 30K307148+159#11149#10990
30K → 20M20835+173#10990#10817
20M → 21M12271+51#10817#10766
21M → 35K11815+103#10766#10663
35K → 23M15546+109#10663#10554
23M → 24M10652+54#10554#10500
24M → 40K11630+86#10500#10414
40K → 25.2M5713+44#10414#10370
25.2M → Finish9853+45#10370#10325
TOTALS2605878+1727
📊

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