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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Nikki Dlesk

Bib: 30557 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
28:29
3.11 mi
Rank: #23360
Start → 5K
28:29 | 9:11/mi
10K
56:01
6.21 mi
Rank: #22812 (+548)
5K → 10K
27:32 | 8:52/mi
15K
1:22:56
9.32 mi
Rank: #22250 (+562)
10K → 15K
26:55 | 8:40/mi
20K
1:49:42
12.43 mi
Rank: #21671 (+579)
15K → 20K
26:46 | 8:37/mi
HALF
1:55:29
13.11 mi
Rank: #21599 (+72)
20K → HALF
5:47 | 8:30/mi
25K
2:16:22
15.53 mi
Rank: #21231 (+368)
HALF → 25K
20:53 | 8:37/mi
30K
2:43:24
18.64 mi
Rank: #20675 (+556)
25K → 30K
27:02 | 8:43/mi
20M
2:55:09
20.00 mi
Rank: #20410 (+265)
30K → 20M
11:45 | 8:40/mi
21M
3:04:01
21.00 mi
Rank: #20156 (+254)
20M → 21M
8:52 | 8:52/mi
35K
3:10:16
21.75 mi
Rank: #20033 (+123)
21M → 35K
6:15 | 8:22/mi
23M
3:21:02
23.00 mi
Rank: #19825 (+208)
35K → 23M
10:46 | 8:37/mi
24M
3:29:25
24.00 mi
Rank: #19678 (+147)
23M → 24M
8:23 | 8:23/mi
40K
3:36:37
24.85 mi
Rank: #19514 (+164)
24M → 40K
7:12 | 8:26/mi
25.2M
3:39:35
25.20 mi
Rank: #19418 (+96)
40K → 25.2M
2:58 | 8:37/mi
FINISH
3:47:37
26.22 mi
Rank: #19242 (+176)
25.2M → FINISH
8:02 | 7:53/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:55:29
Pace8:49 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:52:08
Pace8:34 /mi
📊Negative Split: 2.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5828:299:1128:29
9:11
-
10K
6.21 mi12:21:3056:019:0127:32
8:52
-0:19
15K
9.32 mi12:48:251:22:568:5426:55
8:40
-0:12
20K
12.43 mi13:15:111:49:428:5026:46
8:37
-0:03
HALF
13.11 mi13:20:581:55:298:495:47
8:30
-0:07
25K
15.53 mi13:41:512:16:228:4720:53
8:37
+0:07
30K
18.64 mi14:08:532:43:248:4627:02
8:43
+0:06
20M
20.00 mi14:20:382:55:098:4611:45
8:40
-0:03
21M
21.00 mi14:29:303:04:018:468:52
8:52
+0:12
35K
21.75 mi14:35:453:10:168:456:15
8:22
-0:30
23M
23.00 mi14:46:313:21:028:4510:46
8:37
+0:15
24M
24.00 mi14:54:543:29:258:448:23
8:23
-0:14
40K
24.85 mi15:02:063:36:378:437:12
8:26
+0:03
25.2M
25.20 mi15:05:043:39:358:432:58
8:37
+0:11
FINISH
26.22 mi15:13:063:47:378:428:02
7:53
-0:44

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

7:53 /mi

Average Pace

8:41 /mi

Slowest Pace

9:11 /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

2:15:42

60% of race

Time at Steady Pace

1:31:55

40% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:41 /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 mi11:53:5828:299:1128:29
9:11
#23360
10K
6.21 mi12:21:3056:019:0127:32
8:52
#22812
15K
9.32 mi12:48:251:22:568:5426:55
8:40
#22250
20K
12.43 mi13:15:111:49:428:5026:46
8:37
#21671
HALF
13.11 mi13:20:581:55:298:495:47
8:30
#21599
25K
15.53 mi13:41:512:16:228:4720:53
8:37
#21231
30K
18.64 mi14:08:532:43:248:4627:02
8:43
#20675
20M
20.00 mi14:20:382:55:098:4611:45
8:40
#20410
21M
21.00 mi14:29:303:04:018:468:52
8:52
#20156
35K
21.75 mi14:35:453:10:168:456:15
8:22
#20033
23M
23.00 mi14:46:313:21:028:4510:46
8:37
#19825
24M
24.00 mi14:54:543:29:258:448:23
8:23
#19678
40K
24.85 mi15:02:063:36:378:437:12
8:26
#19514
25.2M
25.20 mi15:05:043:39:358:432:58
8:37
#19418
FINISH
26.22 mi15:13:063:47:378:428:02
7:53
#19242
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi233609348934821010(Top 72%)8125(Top 65%)8125(Top 142%)
10K6.21 mi3.10 mi22812+5489062+2869062+28622217(Top 77%)8762(Top 70%)8762(Top 153%)
15K9.32 mi3.11 mi22250+5628782+2808782+28021010(Top 72%)8125(Top 65%)8125(Top 142%)
20K12.43 mi3.11 mi21671+5798495+2878495+28719960(Top 69%)7598(Top 60%)7598(Top 133%)
HALF13.11 mi0.68 mi21599+728461+348461+3420182(Top 70%)7673(Top 61%)7673(Top 134%)
25K15.53 mi2.42 mi21231+3688282+1798282+17919252(Top 66%)7268(Top 58%)7268(Top 127%)
30K18.64 mi3.11 mi20675+5568020+2628020+26218044(Top 62%)6701(Top 53%)6701(Top 117%)
20M20.00 mi1.36 mi20410+2657878+1427878+14217134(Top 59%)6277(Top 50%)6277(Top 110%)
21M21.00 mi1.00 mi20156+2547758+1207758+12015422(Top 53%)5381(Top 43%)5381(Top 94%)
35K21.75 mi0.75 mi20033+1237704+547704+5416831(Top 58%)6242(Top 50%)6242(Top 109%)
23M23.00 mi1.25 mi19825+2087625+797625+7916382(Top 56%)6076(Top 48%)6076(Top 106%)
24M24.00 mi1.00 mi19678+1477564+617564+6116263(Top 56%)6063(Top 48%)6063(Top 106%)
40K24.85 mi0.85 mi19514+1647482+827482+8215243(Top 53%)5576(Top 44%)5576(Top 98%)
25.2M25.20 mi0.35 mi19418+967440+427440+4212437(Top 43%)4113(Top 33%)4113(Top 72%)
FINISH26.22 mi1.02 mi19242+1767365+757365+7514426(Top 50%)5158(Top 41%)5158(Top 90%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

21010

Females

8125

F18-39

8125

5K→10K

3.1 - 6.2 mi

Top 77%
×5
+79ft-138ft

Overall

22217

Females

8762

F18-39

8762

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

21010

Females

8125

F18-39

8125

15K→20K

9.3 - 12.4 mi

Top 69%
×5
+106ft-86ft

Overall

19960

Females

7598

F18-39

7598

20K→HALF

12.4 - 13.1 mi

Top 70%
×2
+19ft-37ft

Overall

20182

Females

7673

F18-39

7673

HALF→25K

13.1 - 15.5 mi

Top 66%
×4
+66ft-88ft

Overall

19252

Females

7268

F18-39

7268

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

18044

Females

6701

F18-39

6701

30K→20M

18.6 - 20.0 mi

Top 59%
×5
+64ft-50ft

Overall

17134

Females

6277

F18-39

6277

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15422

Females

5381

F18-39

5381

21M→35K

21.0 - 21.8 mi

Top 58%
×7
+17ft-86ft

Overall

16831

Females

6242

F18-39

6242

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16382

Females

6076

F18-39

6076

23M→24M

23.0 - 24.0 mi

Top 56%
×6
+12ft-82ft

Overall

16263

Females

6063

F18-39

6063

24M→40K

24.0 - 24.9 mi

Top 53%
×1
+6ft-20ft

Overall

15243

Females

5576

F18-39

5576

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1
+13ft-16ft

Overall

12437

Females

4113

F18-39

4113

25.2M→FINISH

25.2 - 26.2 mi

Top 50%
×2
+22ft-21ft

Overall

14426

Females

5158

F18-39

5158

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4271*
Passed By
153
Net Change
+4118
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23360
5K → 10K621*73+548#23360#22812
10K → 15K588*26+562#22812#22250
15K → 20K586*7+579#22250#21671
20K → HALF786+72#21671#21599
HALF → 25K374*6+368#21599#21231
25K → 30K559*3+556#21231#20675
30K → 20M265*0+265#20675#20410
20M → 21M255*1+254#20410#20156
21M → 35K1263+123#20156#20033
35K → 23M215*7+208#20033#19825
23M → 24M16013+147#19825#19678
24M → 40K1673+164#19678#19514
40K → 25.2M982+96#19514#19418
25.2M → FINISH1793+176#19418#19242
TOTALS4271*153+4118

* 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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Qualifying & Age Grade

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OTQ

Olympic Trials Qualifying analysis available

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