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BOSTON MARATHON 2025

Sylvie Pierard

Bib: 25352•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Top 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:14
Rank: #21343
Start → 5K
27:14 | 8:46/mi
10K· 6.21 mi
54:53
Rank: #21623 (-280)
5K → 10K
27:39 | 8:54/mi
15K· 9.32 mi
1:23:01
Rank: #21847 (-224)
10K → 15K
28:08 | 9:03/mi
20K· 12.43 mi
1:51:22
Rank: #21763 (+84)
15K → 20K
28:21 | 9:07/mi
Half· 13.11 mi
1:57:36
Rank: #21788 (-25)
20K → Half
6:14 | 9:08/mi
25K· 15.53 mi
2:20:07
Rank: #21640 (+148)
Half → 25K
22:31 | 9:17/mi
30K· 18.64 mi
2:50:31
Rank: #21534 (+106)
25K → 30K
30:24 | 9:47/mi
20M
3:03:43
Rank: #21395 (+139)
30K → 20M
13:12 | 9:43/mi
21M
3:14:05
Rank: #21298 (+97)
20M → 21M
10:22 | 10:22/mi
35K· 21.75 mi
3:20:56
Rank: #21199 (+99)
21M → 35K
6:51 | 9:09/mi
23M
3:33:01
Rank: #21070 (+129)
35K → 23M
12:05 | 9:39/mi
24M
3:42:24
Rank: #20990 (+80)
23M → 24M
9:23 | 9:23/mi
40K· 24.85 mi
3:50:32
Rank: #20911 (+79)
24M → 40K
8:08 | 9:31/mi
25.2M
3:54:05
Rank: #20871 (+40)
40K → 25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
4:03:24
Rank: #20818 (+53)
25.2M → Finish
9:19 | 9:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:36
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:05:48
Pace9:36 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:1527:148:4627:14
8:46
-
10K
6.21 mi11:54:5454:538:5027:39
8:54
+0:08
15K
9.32 mi12:23:021:23:018:5428:08
9:03
+0:09
20K
12.43 mi12:51:231:51:228:5828:21
9:07
+0:04
Half
13.11 mi12:57:371:57:368:586:14
9:08
+0:01
25K
15.53 mi13:20:082:20:079:0122:31
9:17
+0:09
30K
18.64 mi13:50:322:50:319:0930:24
9:47
+0:30
20M
20.00 mi14:03:443:03:439:1113:12
9:43
-0:04
21M
21.00 mi14:14:063:14:059:1510:22
10:22
+0:39
35K
21.75 mi14:20:573:20:569:146:51
9:09
-1:13
23M
23.00 mi14:33:023:33:019:1612:05
9:39
+0:30
24M
24.00 mi14:42:253:42:249:169:23
9:23
-0:16
40K
24.85 mi14:50:333:50:329:178:08
9:31
+0:08
25.2M
25.20 mi14:54:063:54:059:173:33
10:18
+0:47
Finish
26.22 mi15:03:254:03:249:179:19
9:09
-1:09

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

8:46 /mi

Average Pace

9:17 /mi

Slowest Pace

10:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:48

71% of race

Time at Steady Pace

59:14

24% of race

Time at Slower Pace

10:22

4% of race

Average Pace: 9:17 /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 mi11:27:1527:148:4627:14
8:46
#21343
10K
6.21 mi11:54:5454:538:5027:39
8:54
#21623
15K
9.32 mi12:23:021:23:018:5428:08
9:03
#21847
20K
12.43 mi12:51:231:51:228:5828:21
9:07
#21763
Half
13.11 mi12:57:371:57:368:586:14
9:08
#21788
25K
15.53 mi13:20:082:20:079:0122:31
9:17
#21640
30K
18.64 mi13:50:322:50:319:0930:24
9:47
#21534
20M
20.00 mi14:03:443:03:439:1113:12
9:43
#21395
21M
21.00 mi14:14:063:14:059:1510:22
10:22
#21298
35K
21.75 mi14:20:573:20:569:146:51
9:09
#21199
23M
23.00 mi14:33:023:33:019:1612:05
9:39
#21070
24M
24.00 mi14:42:253:42:249:169:23
9:23
#20990
40K
24.85 mi14:50:333:50:329:178:08
9:31
#20911
25.2M
25.20 mi14:54:063:54:059:173:33
10:18
#20871
Finish
26.22 mi15:03:254:03:249:179:19
9:09
#20818
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi213438266826622280(Top 78%)8710(Top 71%)8710(Top 1396%)
10K6.21 mi3.10 mi21623-2808401-1358401-13521933(Top 77%)8561(Top 70%)8561(Top 1372%)
15K9.32 mi3.11 mi21847-2248516-1158516-11522280(Top 78%)8710(Top 71%)8710(Top 1396%)
20K12.43 mi3.11 mi21763+848474+428474+4221575(Top 76%)8355(Top 68%)8355(Top 1339%)
Half13.11 mi0.68 mi21788-258485-118485-1122381(Top 79%)8811(Top 72%)8811(Top 1412%)
25K15.53 mi2.42 mi21640+1488403+828403+8221133(Top 74%)8167(Top 67%)8167(Top 1309%)
30K18.64 mi3.11 mi21534+1068372+318372+3120953(Top 74%)8207(Top 67%)8207(Top 1315%)
20M20.00 mi1.36 mi21395+1398324+488324+4820006(Top 70%)7796(Top 64%)7796(Top 1249%)
21M21.00 mi1.00 mi21298+978283+418283+4119612(Top 69%)7689(Top 63%)7689(Top 1232%)
35K21.75 mi0.75 mi21199+998242+418242+4119022(Top 67%)7473(Top 61%)7473(Top 1198%)
23M23.00 mi1.25 mi21070+1298199+438199+4319296(Top 68%)7674(Top 63%)7674(Top 1230%)
24M24.00 mi1.00 mi20990+808176+238176+2319187(Top 68%)7648(Top 63%)7648(Top 1226%)
40K24.85 mi0.85 mi20911+798150+268150+2618795(Top 66%)7533(Top 62%)7533(Top 1207%)
25.2M25.20 mi0.35 mi20871+408139+118139+1118333(Top 65%)7321(Top 60%)7321(Top 1173%)
Finish26.22 mi1.02 mi20818+538125+148125+1419732(Top 69%)8002(Top 65%)8002(Top 1282%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

22280

Females

8710

F60-64

8710

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

21933

Females

8561

F60-64

8561

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

22280

Females

8710

F60-64

8710

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

21575

Females

8355

F60-64

8355

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22381

Females

8811

F60-64

8811

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

21133

Females

8167

F60-64

8167

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

20953

Females

8207

F60-64

8207

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

20006

Females

7796

F60-64

7796

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

19612

Females

7689

F60-64

7689

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

19022

Females

7473

F60-64

7473

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

19296

Females

7674

F60-64

7674

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

19187

Females

7648

F60-64

7648

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18795

Females

7533

F60-64

7533

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18333

Females

7321

F60-64

7321

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19732

Females

8002

F60-64

8002

Passing Analysis

Category:
Athletes Passed
1912
Passed By
1387
Net Change
+525
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21343
5K → 10K168448-280#21343#21623
10K → 15K137361-224#21623#21847
15K → 20K229145+84#21847#21763
20K → Half2651-25#21763#21788
Half → 25K21668+148#21788#21640
25K → 30K252146+106#21640#21534
30K → 20M17435+139#21534#21395
20M → 21M13134+97#21395#21298
21M → 35K1078+99#21298#21199
35K → 23M15829+129#21199#21070
23M → 24M10121+80#21070#20990
24M → 40K9718+79#20990#20911
40K → 25.2M444+40#20911#20871
25.2M → Finish7219+53#20871#20818
TOTALS19121387+525
📊

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