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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Mai-Lan Van Der Horst

Bib: 22864 •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
Top 48%
Masters (Masters Women)
#0 / 6862
Top 35%
Age Group (F50-54)
#0 / 1233
Top 30%
Race Day Weather
51°/41°F
overcast clouds
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Race Performance Report

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  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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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
25:40
3.11 mi
Rank: #18628
Start → 5K
25:40 | 8:16/mi
10K
51:23
6.21 mi
Rank: #18844 (-216)
5K → 10K
25:43 | 8:17/mi
15K
1:16:37
9.32 mi
Rank: #18520 (+324)
10K → 15K
25:14 | 8:08/mi
20K
1:42:02
12.43 mi
Rank: #18226 (+294)
15K → 20K
25:25 | 8:11/mi
HALF
1:47:23
13.11 mi
Rank: #18121 (+105)
20K → HALF
5:21 | 7:51/mi
25K
2:07:15
15.53 mi
Rank: #17894 (+227)
HALF → 25K
19:52 | 8:12/mi
30K
2:33:30
18.64 mi
Rank: #17610 (+284)
25K → 30K
26:15 | 8:27/mi
20M
2:44:56
20.00 mi
Rank: #17455 (+155)
30K → 20M
11:26 | 8:26/mi
21M
2:53:50
21.00 mi
Rank: #17325 (+130)
20M → 21M
8:54 | 8:54/mi
35K
2:59:56
21.75 mi
Rank: #17236 (+89)
21M → 35K
6:06 | 8:10/mi
23M
3:10:25
23.00 mi
Rank: #17071 (+165)
35K → 23M
10:29 | 8:23/mi
24M
3:18:40
24.00 mi
Rank: #16970 (+101)
23M → 24M
8:15 | 8:15/mi
40K
3:25:52
24.85 mi
Rank: #16905 (+65)
24M → 40K
7:12 | 8:26/mi
25.2M
3:29:04
25.20 mi
Rank: #16886 (+19)
40K → 25.2M
3:12 | 9:17/mi
FINISH
3:37:26
26.22 mi
Rank: #16854 (+32)
25.2M → FINISH
8:22 | 8:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:47:23
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:50:03
Pace8:24 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:2025:408:1625:40
8:16
-
10K
6.21 mi11:54:0351:238:1725:43
8:17
+0:01
15K
9.32 mi12:19:171:16:378:1425:14
8:08
-0:09
20K
12.43 mi12:44:421:42:028:1325:25
8:11
+0:03
HALF
13.11 mi12:50:031:47:238:125:21
7:51
-0:20
25K
15.53 mi13:09:552:07:158:1219:52
8:12
+0:21
30K
18.64 mi13:36:102:33:308:1526:15
8:27
+0:15
20M
20.00 mi13:47:362:44:568:1511:26
8:26
-0:01
21M
21.00 mi13:56:302:53:508:178:54
8:54
+0:28
35K
21.75 mi14:02:362:59:568:176:06
8:10
-0:44
23M
23.00 mi14:13:053:10:258:1710:29
8:23
+0:13
24M
24.00 mi14:21:203:18:408:178:15
8:15
-0:08
40K
24.85 mi14:28:323:25:528:177:12
8:26
+0:11
25.2M
25.20 mi14:31:443:29:048:183:12
9:17
+0:51
FINISH
26.22 mi14:40:063:37:268:188:22
8:13
-1:04

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

7:51 /mi

Average Pace

8:18 /mi

Slowest Pace

9:17 /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

3:25:20

94% of race

Time at Steady Pace

8:54

4% of race

Time at Slower Pace

3:12

1% of race

Average Pace: 8:18 /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 mi11:28:2025:408:1625:40
8:16
#18628
10K
6.21 mi11:54:0351:238:1725:43
8:17
#18844
15K
9.32 mi12:19:171:16:378:1425:14
8:08
#18520
20K
12.43 mi12:44:421:42:028:1325:25
8:11
#18226
HALF
13.11 mi12:50:031:47:238:125:21
7:51
#18121
25K
15.53 mi13:09:552:07:158:1219:52
8:12
#17894
30K
18.64 mi13:36:102:33:308:1526:15
8:27
#17610
20M
20.00 mi13:47:362:44:568:1511:26
8:26
#17455
21M
21.00 mi13:56:302:53:508:178:54
8:54
#17325
35K
21.75 mi14:02:362:59:568:176:06
8:10
#17236
23M
23.00 mi14:13:053:10:258:1710:29
8:23
#17071
24M
24.00 mi14:21:203:18:408:178:15
8:15
#16970
40K
24.85 mi14:28:323:25:528:177:12
8:26
#16905
25.2M
25.20 mi14:31:443:29:048:183:12
9:17
#16886
FINISH
26.22 mi14:40:063:37:268:188:22
8:13
#16854
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi186286863686317840(Top 61%)6387(Top 51%)6387(Top 518%)
10K6.21 mi3.10 mi18844-2166982-1196982-11919039(Top 66%)7046(Top 56%)7046(Top 571%)
15K9.32 mi3.11 mi18520+3246767+2156767+21517840(Top 61%)6387(Top 51%)6387(Top 518%)
20K12.43 mi3.11 mi18226+2946611+1566611+15617381(Top 60%)6144(Top 49%)6144(Top 498%)
HALF13.11 mi0.68 mi18121+1056558+536558+5316051(Top 55%)5386(Top 43%)5386(Top 437%)
25K15.53 mi2.42 mi17894+2276438+1206438+12016754(Top 58%)5856(Top 47%)5856(Top 475%)
30K18.64 mi3.11 mi17610+2846295+1436295+14316574(Top 57%)5857(Top 47%)5857(Top 475%)
20M20.00 mi1.36 mi17455+1556234+616234+6115724(Top 54%)5488(Top 44%)5488(Top 445%)
21M21.00 mi1.00 mi17325+1306178+566178+5615606(Top 54%)5483(Top 44%)5483(Top 445%)
35K21.75 mi0.75 mi17236+896143+356143+3515543(Top 54%)5501(Top 44%)5501(Top 446%)
23M23.00 mi1.25 mi17071+1656081+626081+6214972(Top 52%)5258(Top 42%)5258(Top 426%)
24M24.00 mi1.00 mi16970+1016047+346047+3415417(Top 53%)5566(Top 44%)5566(Top 451%)
40K24.85 mi0.85 mi16905+656026+216026+2115227(Top 52%)5560(Top 44%)5560(Top 451%)
25.2M25.20 mi0.35 mi16886+196026602616272(Top 56%)6108(Top 49%)6108(Top 495%)
FINISH26.22 mi1.02 mi16854+326034-86034-816496(Top 57%)6220(Top 49%)6220(Top 504%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21
+97ft-345ft

Overall

17840

Females

6387

F50-54

6387

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19039

Females

7046

F50-54

7046

10K→15K

6.2 - 9.3 mi

Top 61%
×3
+67ft-78ft

Overall

17840

Females

6387

F50-54

6387

15K→20K

9.3 - 12.4 mi

Top 60%
×5
+106ft-86ft

Overall

17381

Females

6144

F50-54

6144

20K→HALF

12.4 - 13.1 mi

Top 55%
×2
+19ft-37ft

Overall

16051

Females

5386

F50-54

5386

HALF→25K

13.1 - 15.5 mi

Top 58%
×4
+66ft-88ft

Overall

16754

Females

5856

F50-54

5856

25K→30K

15.5 - 18.6 mi

Top 57%
×9
+181ft-148ft

Overall

16574

Females

5857

F50-54

5857

30K→20M

18.6 - 20.0 mi

Top 54%
×5
+64ft-50ft

Overall

15724

Females

5488

F50-54

5488

20M→21M

20.0 - 21.0 mi

Top 54%
×8
+106ft-24ft

Overall

15606

Females

5483

F50-54

5483

21M→35K

21.0 - 21.8 mi

Top 54%
×7
+17ft-86ft

Overall

15543

Females

5501

F50-54

5501

35K→23M

21.8 - 23.0 mi

Top 52%
×5
+23ft-63ft

Overall

14972

Females

5258

F50-54

5258

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15417

Females

5566

F50-54

5566

24M→40K

24.0 - 24.9 mi

Top 52%
×1
+6ft-20ft

Overall

15227

Females

5560

F50-54

5560

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1
+13ft-16ft

Overall

16272

Females

6108

F50-54

6108

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
×2
+22ft-21ft

Overall

16496

Females

6220

F50-54

6220

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2573*
Passed By
595
Net Change
+1774
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18628
5K → 10K188200-216#18628#18844
10K → 15K384*60+324#18844#18520
15K → 20K335*41+294#18520#18226
20K → HALF1061+105#18226#18121
HALF → 25K246*19+227#18121#17894
25K → 30K356*72+284#17894#17610
30K → 20M17520+155#17610#17455
20M → 21M15323+130#17455#17325
21M → 35K10112+89#17325#17236
35K → 23M18722+165#17236#17071
23M → 24M12928+101#17071#16970
24M → 40K9126+65#16970#16905
40K → 25.2M4122+19#16905#16886
25.2M → FINISH8149+32#16886#16854
TOTALS2573*595+1774

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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