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BOSTON MARATHON 2025

Sofie Vanneste

Bib: 25811•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 49%
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:22
Rank: #17872
Start → 5K
25:22 | 8:10/mi
10K· 6.21 mi
50:55
Rank: #17956 (-84)
5K → 10K
25:33 | 8:13/mi
15K· 9.32 mi
1:17:05
Rank: #18217 (-261)
10K → 15K
26:10 | 8:25/mi
20K· 12.43 mi
1:43:48
Rank: #18328 (-111)
15K → 20K
26:43 | 8:36/mi
Half· 13.11 mi
1:49:38
Rank: #18393 (-65)
20K → Half
5:50 | 8:33/mi
25K· 15.53 mi
2:10:57
Rank: #18472 (-79)
Half → 25K
21:19 | 8:48/mi
30K· 18.64 mi
2:40:20
Rank: #18761 (-289)
25K → 30K
29:23 | 9:27/mi
20M
2:53:32
Rank: #18890 (-129)
30K → 20M
13:12 | 9:43/mi
21M
3:04:05
Rank: #18988 (-98)
20M → 21M
10:33 | 10:33/mi
35K· 21.75 mi
3:11:06
Rank: #19034 (-46)
21M → 35K
7:01 | 9:23/mi
23M
3:22:57
Rank: #19009 (+25)
35K → 23M
11:51 | 9:28/mi
24M
3:31:58
Rank: #18944 (+65)
23M → 24M
9:01 | 9:01/mi
40K· 24.85 mi
3:39:42
Rank: #18830 (+114)
24M → 40K
7:44 | 9:03/mi
25.2M
3:43:07
Rank: #18806 (+24)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:51:58
Rank: #18737 (+69)
25.2M → Finish
8:51 | 8:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:38
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time2:02:20
Pace9:20 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:3625:228:1025:22
8:10
-
10K
6.21 mi12:06:0950:558:1225:33
8:13
+0:03
15K
9.32 mi12:32:191:17:058:1626:10
8:25
+0:12
20K
12.43 mi12:59:021:43:488:2126:43
8:36
+0:11
Half
13.11 mi13:04:521:49:388:225:50
8:33
-0:03
25K
15.53 mi13:26:112:10:578:2621:19
8:48
+0:15
30K
18.64 mi13:55:342:40:208:3629:23
9:27
+0:39
20M
20.00 mi14:08:462:53:328:4113:12
9:43
+0:16
21M
21.00 mi14:19:193:04:058:4610:33
10:33
+0:50
35K
21.75 mi14:26:203:11:068:477:01
9:23
-1:10
23M
23.00 mi14:38:113:22:578:4911:51
9:28
+0:05
24M
24.00 mi14:47:123:31:588:509:01
9:01
-0:27
40K
24.85 mi14:54:563:39:428:507:44
9:03
+0:02
25.2M
25.20 mi14:58:213:43:078:513:25
9:54
+0:51
Finish
26.22 mi15:07:123:51:588:518:51
8:41
-1:13

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

8:10 /mi

Average Pace

8:51 /mi

Slowest Pace

10:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:29

51% of race

Time at Steady Pace

38:04

16% of race

Time at Slower Pace

1:15:25

33% of race

Average Pace: 8:51 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:40:3625:228:1025:22
8:10
#17872
10K
6.21 mi12:06:0950:558:1225:33
8:13
#17956
15K
9.32 mi12:32:191:17:058:1626:10
8:25
#18217
20K
12.43 mi12:59:021:43:488:2126:43
8:36
#18328
Half
13.11 mi13:04:521:49:388:225:50
8:33
#18393
25K
15.53 mi13:26:112:10:578:2621:19
8:48
#18472
30K
18.64 mi13:55:342:40:208:3629:23
9:27
#18761
20M
20.00 mi14:08:462:53:328:4113:12
9:43
#18890
21M
21.00 mi14:19:193:04:058:4610:33
10:33
#18988
35K
21.75 mi14:26:203:11:068:477:01
9:23
#19034
23M
23.00 mi14:38:113:22:578:4911:51
9:28
#19009
24M
24.00 mi14:47:123:31:588:509:01
9:01
#18944
40K
24.85 mi14:54:563:39:428:507:44
9:03
#18830
25.2M
25.20 mi14:58:213:43:078:513:25
9:54
#18806
Finish
26.22 mi15:07:123:51:588:518:51
8:41
#18737
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi178726266626618851(Top 66%)6811(Top 56%)6811(Top 396%)
10K6.21 mi3.10 mi17956-846300-346300-3418081(Top 64%)6350(Top 52%)6350(Top 370%)
15K9.32 mi3.11 mi18217-2616457-1576457-15718851(Top 66%)6811(Top 56%)6811(Top 396%)
20K12.43 mi3.11 mi18328-1116529-726529-7218850(Top 66%)6823(Top 56%)6823(Top 397%)
Half13.11 mi0.68 mi18393-656562-336562-3319558(Top 69%)7214(Top 59%)7214(Top 420%)
25K15.53 mi2.42 mi18472-796623-616623-6118900(Top 67%)6922(Top 57%)6922(Top 403%)
30K18.64 mi3.11 mi18761-2896806-1836806-18319777(Top 70%)7535(Top 62%)7535(Top 439%)
20M20.00 mi1.36 mi18890-1296912-1066912-10619991(Top 70%)7781(Top 64%)7781(Top 453%)
21M21.00 mi1.00 mi18988-987001-897001-8920179(Top 71%)8006(Top 65%)8006(Top 466%)
35K21.75 mi0.75 mi19034-467041-407041-4019882(Top 70%)7913(Top 65%)7913(Top 461%)
23M23.00 mi1.25 mi19009+257052-117052-1118541(Top 65%)7257(Top 59%)7257(Top 422%)
24M24.00 mi1.00 mi18944+657042+107042+1017479(Top 62%)6756(Top 55%)6756(Top 393%)
40K24.85 mi0.85 mi18830+1147006+367006+3616612(Top 58%)6382(Top 52%)6382(Top 371%)
25.2M25.20 mi0.35 mi18806+247004+27004+216664(Top 59%)6432(Top 53%)6432(Top 374%)
Finish26.22 mi1.02 mi18737+696981+236981+2317421(Top 61%)6777(Top 55%)6777(Top 394%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

18851

Females

6811

F40-44

6811

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18081

Females

6350

F40-44

6350

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

18851

Females

6811

F40-44

6811

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18850

Females

6823

F40-44

6823

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

19558

Females

7214

F40-44

7214

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

18900

Females

6922

F40-44

6922

25K→30K

15.5 - 18.6 mi

Top 70%
×9stories
+181ft-148ft

Overall

19777

Females

7535

F40-44

7535

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

19991

Females

7781

F40-44

7781

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20179

Females

8006

F40-44

8006

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

19882

Females

7913

F40-44

7913

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

18541

Females

7257

F40-44

7257

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

17479

Females

6756

F40-44

6756

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

16612

Females

6382

F40-44

6382

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

16664

Females

6432

F40-44

6432

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

17421

Females

6777

F40-44

6777

Passing Analysis

Category:
Athletes Passed
1484
Passed By
2349
Net Change
-865
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17872
5K → 10K248332-84#17872#17956
10K → 15K101362-261#17956#18217
15K → 20K154265-111#18217#18328
20K → Half1580-65#18328#18393
Half → 25K151230-79#18393#18472
25K → 30K155444-289#18472#18761
30K → 20M71200-129#18761#18890
20M → 21M69167-98#18890#18988
21M → 35K4995-46#18988#19034
35K → 23M10479+25#19034#19009
23M → 24M10136+65#19009#18944
24M → 40K12814+114#18944#18830
40K → 25.2M3713+24#18830#18806
25.2M → Finish10132+69#18806#18737
TOTALS14842349-865
📊

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