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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Heleen Van 'T Hof

Bib: 24790 •F •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F55-59)
#0 / 951
Top 48%
Race Day Weather
51°/41°F
overcast clouds
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  • Segment-by-segment breakdown
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Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
26:35
3.11 mi
Rank: #20403
Start → 5K
26:35 | 8:34/mi
10K
53:25
6.21 mi
Rank: #20742 (-339)
5K → 10K
26:50 | 8:39/mi
15K
1:20:21
9.32 mi
Rank: #20859 (-117)
10K → 15K
26:56 | 8:41/mi
20K
1:47:52
12.43 mi
Rank: #20950 (-91)
15K → 20K
27:31 | 8:52/mi
HALF
1:53:47
13.11 mi
Rank: #20957 (-7)
20K → HALF
5:55 | 8:41/mi
25K
2:15:43
15.53 mi
Rank: #21017 (-60)
HALF → 25K
21:56 | 9:03/mi
30K
2:45:19
18.64 mi
Rank: #21161 (-144)
25K → 30K
29:36 | 9:32/mi
20M
2:58:19
20.00 mi
Rank: #21156 (+5)
30K → 20M
13:00 | 9:35/mi
21M
3:08:40
21.00 mi
Rank: #21207 (-51)
20M → 21M
10:21 | 10:21/mi
35K
3:15:26
21.75 mi
Rank: #21176 (+31)
21M → 35K
6:46 | 9:03/mi
23M
3:27:23
23.00 mi
Rank: #21162 (+14)
35K → 23M
11:57 | 9:33/mi
24M
3:36:36
24.00 mi
Rank: #21138 (+24)
23M → 24M
9:13 | 9:13/mi
40K
3:44:49
24.85 mi
Rank: #21138
24M → 40K
8:13 | 9:37/mi
25.2M
3:48:22
25.20 mi
Rank: #21124 (+14)
40K → 25.2M
3:33 | 10:18/mi
FINISH
3:57:52
26.22 mi
Rank: #21171 (-47)
25.2M → FINISH
9:30 | 9:20/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:47
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time2:04:05
Pace9:28 /mi
📊Positive Split: 9.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:3726:358:3426:35
8:34
-
10K
6.21 mi11:58:2753:258:3626:50
8:39
+0:05
15K
9.32 mi12:25:231:20:218:3826:56
8:41
+0:02
20K
12.43 mi12:52:541:47:528:4127:31
8:52
+0:11
HALF
13.11 mi12:58:491:53:478:415:55
8:41
-0:11
25K
15.53 mi13:20:452:15:438:4521:56
9:03
+0:22
30K
18.64 mi13:50:212:45:198:5329:36
9:32
+0:29
20M
20.00 mi14:03:212:58:198:5513:00
9:35
+0:03
21M
21.00 mi14:13:423:08:409:0010:21
10:21
+0:46
35K
21.75 mi14:20:283:15:269:006:46
9:03
-1:18
23M
23.00 mi14:32:253:27:239:0211:57
9:33
+0:30
24M
24.00 mi14:41:383:36:369:029:13
9:13
-0:20
40K
24.85 mi14:49:513:44:499:038:13
9:37
+0:24
25.2M
25.20 mi14:53:243:48:229:043:33
10:18
+0:41
FINISH
26.22 mi15:02:543:57:529:059:30
9:20
-0:58

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:34 /mi

Average Pace

9:05 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:53:47

48% of race

Time at Steady Pace

47:25

20% of race

Time at Slower Pace

1:16:40

32% of race

Average Pace: 9:04 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:31:3726:358:3426:35
8:34
#20403
10K
6.21 mi11:58:2753:258:3626:50
8:39
#20742
15K
9.32 mi12:25:231:20:218:3826:56
8:41
#20859
20K
12.43 mi12:52:541:47:528:4127:31
8:52
#20950
HALF
13.11 mi12:58:491:53:478:415:55
8:41
#20957
25K
15.53 mi13:20:452:15:438:4521:56
9:03
#21017
30K
18.64 mi13:50:212:45:198:5329:36
9:32
#21161
20M
20.00 mi14:03:212:58:198:5513:00
9:35
#21156
21M
21.00 mi14:13:423:08:409:0010:21
10:21
#21207
35K
21.75 mi14:20:283:15:269:006:46
9:03
#21176
23M
23.00 mi14:32:253:27:239:0211:57
9:33
#21162
24M
24.00 mi14:41:383:36:369:029:13
9:13
#21138
40K
24.85 mi14:49:513:44:499:038:13
9:37
#21138
25.2M
25.20 mi14:53:243:48:229:043:33
10:18
#21124
FINISH
26.22 mi15:02:543:57:529:059:30
9:20
#21171
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi204037862786221050(Top 73%)8157(Top 65%)8157(Top 858%)
10K6.21 mi3.10 mi20742-3398012-1508012-15021108(Top 73%)8181(Top 65%)8181(Top 860%)
15K9.32 mi3.11 mi20859-1178060-488060-4821050(Top 73%)8157(Top 65%)8157(Top 858%)
20K12.43 mi3.11 mi20950-918126-668126-6621267(Top 73%)8274(Top 66%)8274(Top 870%)
HALF13.11 mi0.68 mi20957-78130-48130-421250(Top 73%)8249(Top 66%)8249(Top 867%)
25K15.53 mi2.42 mi21017-608175-458175-4521386(Top 74%)8364(Top 66%)8364(Top 879%)
30K18.64 mi3.11 mi21161-1448257-828257-8221734(Top 75%)8636(Top 69%)8636(Top 908%)
20M20.00 mi1.36 mi21156+58275-188275-1821334(Top 74%)8517(Top 68%)8517(Top 896%)
21M21.00 mi1.00 mi21207-518301-268301-2621559(Top 74%)8664(Top 69%)8664(Top 911%)
35K21.75 mi0.75 mi21176+318289+128289+1220229(Top 70%)8058(Top 64%)8058(Top 847%)
23M23.00 mi1.25 mi21162+148294-58294-520760(Top 72%)8342(Top 66%)8342(Top 877%)
24M24.00 mi1.00 mi21138+248297-38297-320355(Top 70%)8228(Top 65%)8228(Top 865%)
40K24.85 mi0.85 mi211388307-108307-1020784(Top 72%)8469(Top 67%)8469(Top 891%)
25.2M25.20 mi0.35 mi21124+148305+28305+220456(Top 70%)8307(Top 66%)8307(Top 874%)
FINISH26.22 mi1.02 mi21171-478341-368341-3621750(Top 75%)8936(Top 71%)8936(Top 940%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21050

Females

8157

F55-59

8157

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21108

Females

8181

F55-59

8181

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21050

Females

8157

F55-59

8157

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21267

Females

8274

F55-59

8274

20K→HALF

12.4 - 13.1 mi

Top 73%
×2
+19ft-37ft

Overall

21250

Females

8249

F55-59

8249

HALF→25K

13.1 - 15.5 mi

Top 74%
×4
+66ft-88ft

Overall

21386

Females

8364

F55-59

8364

25K→30K

15.5 - 18.6 mi

Top 75%
×9
+181ft-148ft

Overall

21734

Females

8636

F55-59

8636

30K→20M

18.6 - 20.0 mi

Top 74%
×5
+64ft-50ft

Overall

21334

Females

8517

F55-59

8517

20M→21M

20.0 - 21.0 mi

Top 74%
×8
+106ft-24ft

Overall

21559

Females

8664

F55-59

8664

21M→35K

21.0 - 21.8 mi

Top 70%
×7
+17ft-86ft

Overall

20229

Females

8058

F55-59

8058

35K→23M

21.8 - 23.0 mi

Top 72%
×5
+23ft-63ft

Overall

20760

Females

8342

F55-59

8342

23M→24M

23.0 - 24.0 mi

Top 70%
×6
+12ft-82ft

Overall

20355

Females

8228

F55-59

8228

24M→40K

24.0 - 24.9 mi

Top 72%
×1
+6ft-20ft

Overall

20784

Females

8469

F55-59

8469

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1
+13ft-16ft

Overall

20456

Females

8307

F55-59

8307

25.2M→FINISH

25.2 - 26.2 mi

Top 75%
×2
+22ft-21ft

Overall

21750

Females

8936

F55-59

8936

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1161
Passed By
1475
Net Change
-768
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20403
5K → 10K148200-339#20403#20742
10K → 15K149200-117#20742#20859
15K → 20K140200-91#20859#20950
20K → HALF2532-7#20950#20957
HALF → 25K98158-60#20957#21017
25K → 30K126200-144#21017#21161
30K → 20M9085+5#21161#21156
20M → 21M59110-51#21156#21207
21M → 35K5827+31#21207#21176
35K → 23M8167+14#21176#21162
23M → 24M7147+24#21162#21138
24M → 40K52520#21138#21138
40K → 25.2M3016+14#21138#21124
25.2M → FINISH3481-47#21124#21171
TOTALS11611475-768
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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