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BOSTON MARATHON 2025

Inès De Poorter

Bib: 12804•F

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:17
Rank: #9262
Start → 5K
22:17 | 7:10/mi
10K· 6.21 mi
44:36
Rank: #9276 (-14)
5K → 10K
22:19 | 7:11/mi
15K· 9.32 mi
1:06:48
Rank: #9045 (+231)
10K → 15K
22:12 | 7:09/mi
20K· 12.43 mi
1:29:16
Rank: #8832 (+213)
15K → 20K
22:28 | 7:14/mi
Half· 13.11 mi
1:34:12
Rank: #8848 (-16)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:52:17
Rank: #8935 (-87)
Half → 25K
18:05 | 7:27/mi
30K· 18.64 mi
2:17:21
Rank: #9432 (-497)
25K → 30K
25:04 | 8:04/mi
20M
2:28:59
Rank: #9787 (-355)
30K → 20M
11:38 | 8:34/mi
21M
2:38:40
Rank: #10292 (-505)
20M → 21M
9:41 | 9:41/mi
35K· 21.75 mi
2:45:35
Rank: #10715 (-423)
21M → 35K
6:55 | 9:15/mi
23M
2:58:21
Rank: #11598 (-883)
35K → 23M
12:46 | 10:12/mi
24M
3:07:10
Rank: #11837 (-239)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:14:37
Rank: #11942 (-105)
24M → 40K
7:27 | 8:43/mi
25.2M
3:17:54
Rank: #11982 (-40)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:25:47
Rank: #11922 (+60)
25.2M → Finish
7:53 | 7:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:12
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:51:35
Pace8:31 /mi
📊Positive Split: 18.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0022:177:1022:17
7:10
-
10K
6.21 mi11:12:1944:367:1122:19
7:11
+0:01
15K
9.32 mi11:34:311:06:487:1022:12
7:09
-0:02
20K
12.43 mi11:56:591:29:167:1122:28
7:14
+0:05
Half
13.11 mi12:01:551:34:127:114:56
7:14
0:00
25K
15.53 mi12:20:001:52:177:1418:05
7:27
+0:13
30K
18.64 mi12:45:042:17:217:2225:04
8:04
+0:37
20M
20.00 mi12:56:422:28:597:2711:38
8:34
+0:30
21M
21.00 mi13:06:232:38:407:339:41
9:41
+1:07
35K
21.75 mi13:13:182:45:357:376:55
9:15
-0:26
23M
23.00 mi13:26:042:58:217:4512:46
10:12
+0:57
24M
24.00 mi13:34:533:07:107:488:49
8:49
-1:23
40K
24.85 mi13:42:203:14:377:507:27
8:43
-0:06
25.2M
25.20 mi13:45:373:17:547:513:17
9:31
+0:48
Finish
26.22 mi13:53:303:25:477:517:53
7:44
-1:47

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

7:09 /mi

Average Pace

7:51 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:17

55% of race

Time at Steady Pace

44:35

22% of race

Time at Slower Pace

48:55

24% 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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:50:0022:177:1022:17
7:10
#9262
10K
6.21 mi11:12:1944:367:1122:19
7:11
#9276
15K
9.32 mi11:34:311:06:487:1022:12
7:09
#9045
20K
12.43 mi11:56:591:29:167:1122:28
7:14
#8832
Half
13.11 mi12:01:551:34:127:114:56
7:14
#8848
25K
15.53 mi12:20:001:52:177:1418:05
7:27
#8935
30K
18.64 mi12:45:042:17:217:2225:04
8:04
#9432
20M
20.00 mi12:56:422:28:597:2711:38
8:34
#9787
21M
21.00 mi13:06:232:38:407:339:41
9:41
#10292
35K
21.75 mi13:13:182:45:357:376:55
9:15
#10715
23M
23.00 mi13:26:042:58:217:4512:46
10:12
#11598
24M
24.00 mi13:34:533:07:107:488:49
8:49
#11837
40K
24.85 mi13:42:203:14:377:507:27
8:43
#11942
25.2M
25.20 mi13:45:373:17:547:513:17
9:31
#11982
Finish
26.22 mi13:53:303:25:477:517:53
7:44
#11922
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9262149514958686(Top 31%)1303(Top 11%)1303(Top 24%)
10K6.21 mi3.10 mi9276-141493+21493+29365(Top 33%)1545(Top 13%)1545(Top 28%)
15K9.32 mi3.11 mi9045+2311416+771416+778686(Top 31%)1303(Top 11%)1303(Top 24%)
20K12.43 mi3.11 mi8832+2131348+681348+688484(Top 30%)1312(Top 11%)1312(Top 24%)
Half13.11 mi0.68 mi8848-161362-141362-149484(Top 33%)1727(Top 14%)1727(Top 32%)
25K15.53 mi2.42 mi8935-871419-571419-579648(Top 34%)1961(Top 16%)1961(Top 36%)
30K18.64 mi3.11 mi9432-4971698-2791698-27911878(Top 42%)3231(Top 26%)3231(Top 59%)
20M20.00 mi1.36 mi9787-3551896-1981896-19814172(Top 50%)4594(Top 38%)4594(Top 84%)
21M21.00 mi1.00 mi10292-5052186-2902186-29016954(Top 60%)6225(Top 51%)6225(Top 114%)
35K21.75 mi0.75 mi10715-4232418-2322418-23219352(Top 68%)7627(Top 62%)7627(Top 139%)
23M23.00 mi1.25 mi11598-8832932-5142932-51421106(Top 74%)8605(Top 70%)8605(Top 157%)
24M24.00 mi1.00 mi11837-2393090-1583090-15816414(Top 58%)6150(Top 50%)6150(Top 112%)
40K24.85 mi0.85 mi11942-1053184-943184-9414698(Top 52%)5352(Top 44%)5352(Top 98%)
25.2M25.20 mi0.35 mi11982-403214-303214-3014707(Top 52%)5377(Top 44%)5377(Top 98%)
Finish26.22 mi1.02 mi11922+603210+43210+410986(Top 39%)3454(Top 28%)3454(Top 63%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8686

Females

1303

F18-39

1303

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

9365

Females

1545

F18-39

1545

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8686

Females

1303

F18-39

1303

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8484

Females

1312

F18-39

1312

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9484

Females

1727

F18-39

1727

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9648

Females

1961

F18-39

1961

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11878

Females

3231

F18-39

3231

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

14172

Females

4594

F18-39

4594

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

16954

Females

6225

F18-39

6225

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

19352

Females

7627

F18-39

7627

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

21106

Females

8605

F18-39

8605

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

16414

Females

6150

F18-39

6150

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14698

Females

5352

F18-39

5352

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14707

Females

5377

F18-39

5377

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10986

Females

3454

F18-39

3454

Passing Analysis

Category:
Athletes Passed
1327
Passed By
3984
Net Change
-2660
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9262
5K → 10K227241-14#9262#9276
10K → 15K29665+231#9276#9045
15K → 20K26855+213#9045#8832
20K → Half2642-16#8832#8848
Half → 25K126213-87#8848#8935
25K → 30K102599-497#8935#9432
30K → 20M42396-355#9432#9787
20M → 21M18521-505#9787#10292
21M → 35K3426-423#10292#10715
35K → 23M8891-883#10715#11598
23M → 24M35274-239#11598#11837
24M → 40K55160-105#11837#11942
40K → 25.2M2161-40#11942#11982
25.2M → Finish10040+60#11982#11922
TOTALS13273984-2660
📊

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