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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kori Sampson

Bib: 33482 •M •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 23%
Gender (Male)
#0 / 16340
Top 36%
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds

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
20:46
3.11 mi
Rank: #5737
Start → 5K
20:46 | 6:42/mi
10K
41:39
6.21 mi
Rank: #5930 (-193)
5K → 10K
20:53 | 6:44/mi
15K
1:02:35
9.32 mi
Rank: #5970 (-40)
10K → 15K
20:56 | 6:45/mi
20K
1:24:05
12.43 mi
Rank: #6304 (-334)
15K → 20K
21:30 | 6:56/mi
HALF
1:28:45
13.11 mi
Rank: #6359 (-55)
20K → HALF
4:40 | 6:51/mi
25K
1:45:44
15.53 mi
Rank: #6541 (-182)
HALF → 25K
16:59 | 7:01/mi
30K
2:08:19
18.64 mi
Rank: #6811 (-270)
25K → 30K
22:35 | 7:17/mi
20M
2:18:17
20.00 mi
Rank: #6877 (-66)
30K → 20M
9:58 | 7:21/mi
21M
2:25:55
21.00 mi
Rank: #6866 (+11)
20M → 21M
7:38 | 7:38/mi
35K
2:31:14
21.75 mi
Rank: #6874 (-8)
21M → 35K
5:19 | 7:07/mi
23M
2:40:17
23.00 mi
Rank: #6807 (+67)
35K → 23M
9:03 | 7:14/mi
24M
2:47:07
24.00 mi
Rank: #6708 (+99)
23M → 24M
6:50 | 6:50/mi
40K
2:53:30
24.85 mi
Rank: #6710 (-2)
24M → 40K
6:23 | 7:28/mi
25.2M
2:56:18
25.20 mi
Rank: #6710
40K → 25.2M
2:48 | 8:08/mi
FINISH
3:03:34
26.22 mi
Rank: #6747 (-37)
25.2M → FINISH
7:16 | 7:08/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:45
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:34:49
Pace7:14 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:0820:466:4220:46
6:42
-
10K
6.21 mi12:07:0141:396:4320:53
6:44
+0:02
15K
9.32 mi12:27:571:02:356:4320:56
6:45
+0:01
20K
12.43 mi12:49:271:24:056:4621:30
6:56
+0:11
HALF
13.11 mi12:54:071:28:456:474:40
6:51
-0:05
25K
15.53 mi13:11:061:45:446:4916:59
7:01
+0:10
30K
18.64 mi13:33:412:08:196:5422:35
7:17
+0:16
20M
20.00 mi13:43:392:18:176:559:58
7:21
+0:04
21M
21.00 mi13:51:172:25:556:577:38
7:38
+0:17
35K
21.75 mi13:56:362:31:146:585:19
7:07
-0:31
23M
23.00 mi14:05:392:40:176:599:03
7:14
+0:07
24M
24.00 mi14:12:292:47:076:586:50
6:50
-0:24
40K
24.85 mi14:18:522:53:306:596:23
7:28
+0:38
25.2M
25.20 mi14:21:402:56:187:002:48
8:08
+0:40
FINISH
26.22 mi14:28:563:03:347:017:16
7:08
-1:00

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

6:42 /mi

Average Pace

7:00 /mi

Slowest Pace

8:08 /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

1:14:05

40% of race

Time at Steady Pace

1:22:42

45% of race

Time at Slower Pace

26:47

15% of race

Average Pace: 7:00 /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 mi11:46:0820:466:4220:46
6:42
#5737
10K
6.21 mi12:07:0141:396:4320:53
6:44
#5930
15K
9.32 mi12:27:571:02:356:4320:56
6:45
#5970
20K
12.43 mi12:49:271:24:056:4621:30
6:56
#6304
HALF
13.11 mi12:54:071:28:456:474:40
6:51
#6359
25K
15.53 mi13:11:061:45:446:4916:59
7:01
#6541
30K
18.64 mi13:33:412:08:196:5422:35
7:17
#6811
20M
20.00 mi13:43:392:18:176:559:58
7:21
#6877
21M
21.00 mi13:51:172:25:556:577:38
7:38
#6866
35K
21.75 mi13:56:362:31:146:585:19
7:07
#6874
23M
23.00 mi14:05:392:40:176:599:03
7:14
#6807
24M
24.00 mi14:12:292:47:076:586:50
6:50
#6708
40K
24.85 mi14:18:522:53:306:596:23
7:28
#6710
25.2M
25.20 mi14:21:402:56:187:002:48
8:08
#6710
FINISH
26.22 mi14:28:563:03:347:017:16
7:08
#6747
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5737527252726193(Top 21%)5582(Top 34%)5582(Top 98%)
10K6.21 mi3.10 mi5930-1935422-1505422-1506195(Top 21%)5616(Top 34%)5616(Top 98%)
15K9.32 mi3.11 mi5970-405452-305452-306193(Top 21%)5582(Top 34%)5582(Top 98%)
20K12.43 mi3.11 mi6304-3345693-2415693-2417256(Top 25%)6339(Top 39%)6339(Top 111%)
HALF13.11 mi0.68 mi6359-555736-435736-437457(Top 26%)6490(Top 40%)6490(Top 113%)
25K15.53 mi2.42 mi6541-1825847-1115847-1117406(Top 26%)6384(Top 39%)6384(Top 112%)
30K18.64 mi3.11 mi6811-2706032-1856032-1857844(Top 27%)6521(Top 40%)6521(Top 114%)
20M20.00 mi1.36 mi6877-666054-226054-227900(Top 27%)6432(Top 39%)6432(Top 112%)
21M21.00 mi1.00 mi6866+116036+186036+187356(Top 25%)5985(Top 37%)5985(Top 105%)
35K21.75 mi0.75 mi6874-86039-36039-37832(Top 27%)6322(Top 39%)6322(Top 110%)
23M23.00 mi1.25 mi6807+675971+685971+686970(Top 24%)5730(Top 35%)5730(Top 100%)
24M24.00 mi1.00 mi6708+995888+835888+835383(Top 19%)4616(Top 28%)4616(Top 81%)
40K24.85 mi0.85 mi6710-25876+125876+128566(Top 30%)6467(Top 40%)6467(Top 113%)
25.2M25.20 mi0.35 mi67105864+125864+128990(Top 31%)6592(Top 40%)6592(Top 115%)
FINISH26.22 mi1.02 mi6747-375871-75871-78546(Top 29%)6336(Top 39%)6336(Top 111%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21
+97ft-345ft

Overall

6193

Males

5582

M18-39

5582

5K→10K

3.1 - 6.2 mi

Top 21%
×5
+79ft-138ft

Overall

6195

Males

5616

M18-39

5616

10K→15K

6.2 - 9.3 mi

Top 21%
×3
+67ft-78ft

Overall

6193

Males

5582

M18-39

5582

15K→20K

9.3 - 12.4 mi

Top 25%
×5
+106ft-86ft

Overall

7256

Males

6339

M18-39

6339

20K→HALF

12.4 - 13.1 mi

Top 26%
×2
+19ft-37ft

Overall

7457

Males

6490

M18-39

6490

HALF→25K

13.1 - 15.5 mi

Top 26%
×4
+66ft-88ft

Overall

7406

Males

6384

M18-39

6384

25K→30K

15.5 - 18.6 mi

Top 27%
×9
+181ft-148ft

Overall

7844

Males

6521

M18-39

6521

30K→20M

18.6 - 20.0 mi

Top 27%
×5
+64ft-50ft

Overall

7900

Males

6432

M18-39

6432

20M→21M

20.0 - 21.0 mi

Top 25%
×8
+106ft-24ft

Overall

7356

Males

5985

M18-39

5985

21M→35K

21.0 - 21.8 mi

Top 27%
×7
+17ft-86ft

Overall

7832

Males

6322

M18-39

6322

35K→23M

21.8 - 23.0 mi

Top 24%
×5
+23ft-63ft

Overall

6970

Males

5730

M18-39

5730

23M→24M

23.0 - 24.0 mi

Top 19%
×6
+12ft-82ft

Overall

5383

Males

4616

M18-39

4616

24M→40K

24.0 - 24.9 mi

Top 30%
×1
+6ft-20ft

Overall

8566

Males

6467

M18-39

6467

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1
+13ft-16ft

Overall

8990

Males

6592

M18-39

6592

25.2M→FINISH

25.2 - 26.2 mi

Top 29%
×2
+22ft-21ft

Overall

8546

Males

6336

M18-39

6336

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
948
Passed By
1458
Net Change
-1010
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5737
5K → 10K122200-193#5737#5930
10K → 15K117157-40#5930#5970
15K → 20K69200-334#5970#6304
20K → HALF1065-55#6304#6359
HALF → 25K58200-182#6359#6541
25K → 30K72200-270#6541#6811
30K → 20M64130-66#6811#6877
20M → 21M7160+11#6877#6866
21M → 35K3644-8#6866#6874
35K → 23M10942+67#6874#6807
23M → 24M1067+99#6807#6708
24M → 40K5658-2#6708#6710
40K → 25.2M28280#6710#6710
25.2M → FINISH3067-37#6710#6747
TOTALS9481458-1010
📊

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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