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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Adrian Korosec

Bib: 19388 •M •Age: N/A

AZ

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
Race Day Weather
51°/41°F
overcast clouds
Personalized for Adrian

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 8:49/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
27:23
3.11 mi
Rank: #21749
Start → 5K
27:23 | 8:49/mi
10K
55:09
6.21 mi
Rank: #22164 (-415)
5K → 10K
27:46 | 8:57/mi
15K
1:23:52
9.32 mi
Rank: #22727 (-563)
10K → 15K
28:43 | 9:15/mi
20K
1:51:25
12.43 mi
Rank: #22328 (+399)
15K → 20K
27:33 | 8:53/mi
HALF
1:57:34
13.11 mi
Rank: #22351 (-23)
20K → HALF
6:09 | 9:02/mi
25K
2:19:10
15.53 mi
Rank: #22053 (+298)
HALF → 25K
21:36 | 8:55/mi
30K
2:47:08
18.64 mi
Rank: #21620 (+433)
25K → 30K
27:58 | 9:01/mi
20M
2:59:17
20.00 mi
Rank: #21382 (+238)
30K → 20M
12:09 | 8:57/mi
21M
3:08:59
21.00 mi
Rank: #21279 (+103)
20M → 21M
9:42 | 9:42/mi
35K
3:15:37
21.75 mi
Rank: #21211 (+68)
21M → 35K
6:38 | 8:52/mi
23M
3:26:58
23.00 mi
Rank: #21071 (+140)
35K → 23M
11:21 | 9:05/mi
24M
3:35:59
24.00 mi
Rank: #21015 (+56)
23M → 24M
9:01 | 9:01/mi
40K
3:43:54
24.85 mi
Rank: #20961 (+54)
24M → 40K
7:55 | 9:16/mi
25.2M
3:47:17
25.20 mi
Rank: #20928 (+33)
40K → 25.2M
3:23 | 9:49/mi
FINISH
3:56:24
26.22 mi
Rank: #20919 (+9)
25.2M → FINISH
9:07 | 8:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:57:34
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time1:58:50
Pace9:04 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:4927:238:4927:23
8:49
-
10K
6.21 mi11:39:3555:098:5327:46
8:57
+0:08
15K
9.32 mi12:08:181:23:529:0028:43
9:15
+0:18
20K
12.43 mi12:35:511:51:258:5827:33
8:53
-0:22
HALF
13.11 mi12:42:001:57:348:596:09
9:02
+0:09
25K
15.53 mi13:03:362:19:108:5821:36
8:55
-0:07
30K
18.64 mi13:31:342:47:088:5827:58
9:01
+0:06
20M
20.00 mi13:43:432:59:178:5812:09
8:57
-0:04
21M
21.00 mi13:53:253:08:599:009:42
9:42
+0:45
35K
21.75 mi14:00:033:15:379:006:38
8:52
-0:50
23M
23.00 mi14:11:243:26:589:0011:21
9:05
+0:13
24M
24.00 mi14:20:253:35:599:009:01
9:01
-0:04
40K
24.85 mi14:28:203:43:549:017:55
9:16
+0:15
25.2M
25.20 mi14:31:433:47:179:023:23
9:49
+0:33
FINISH
26.22 mi14:40:503:56:249:029:07
8:57
-0:52

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

8:49 /mi

Average Pace

9:01 /mi

Slowest Pace

9:49 /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

3:43:19

94% of race

Time at Steady Pace

13:05

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:01 /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 mi11:11:4927:238:4927:23
8:49
#21749
10K
6.21 mi11:39:3555:098:5327:46
8:57
#22164
15K
9.32 mi12:08:181:23:529:0028:43
9:15
#22727
20K
12.43 mi12:35:511:51:258:5827:33
8:53
#22328
HALF
13.11 mi12:42:001:57:348:596:09
9:02
#22351
25K
15.53 mi13:03:362:19:108:5821:36
8:55
#22053
30K
18.64 mi13:31:342:47:088:5827:58
9:01
#21620
20M
20.00 mi13:43:432:59:178:5812:09
8:57
#21382
21M
21.00 mi13:53:253:08:599:009:42
9:42
#21279
35K
21.75 mi14:00:033:15:379:006:38
8:52
#21211
23M
23.00 mi14:11:243:26:589:0011:21
9:05
#21071
24M
24.00 mi14:20:253:35:599:009:01
9:01
#21015
40K
24.85 mi14:28:203:43:549:017:55
9:16
#20961
25.2M
25.20 mi14:31:433:47:179:023:23
9:49
#20928
FINISH
26.22 mi14:40:503:56:249:029:07
8:57
#20919
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi21749130991309923637(Top 81%)14067(Top 86%)14067(Top 943%)
10K6.21 mi3.10 mi22164-41513316-21713316-21722569(Top 78%)13545(Top 83%)13545(Top 908%)
15K9.32 mi3.11 mi22727-56313615-29913615-29923637(Top 81%)14067(Top 86%)14067(Top 943%)
20K12.43 mi3.11 mi22328+39913416+19913416+19921308(Top 73%)12918(Top 79%)12918(Top 866%)
HALF13.11 mi0.68 mi22351-2313422-613422-622811(Top 79%)13643(Top 83%)13643(Top 915%)
25K15.53 mi2.42 mi22053+29813276+14613276+14620733(Top 71%)12617(Top 77%)12617(Top 846%)
30K18.64 mi3.11 mi21620+43313043+23313043+23319586(Top 67%)11983(Top 73%)11983(Top 804%)
20M20.00 mi1.36 mi21382+23812909+13412909+13418675(Top 64%)11491(Top 70%)11491(Top 771%)
21M21.00 mi1.00 mi21279+10312852+5712852+5719371(Top 67%)11786(Top 72%)11786(Top 790%)
35K21.75 mi0.75 mi21211+6812814+3812814+3819461(Top 67%)11722(Top 72%)11722(Top 786%)
23M23.00 mi1.25 mi21071+14012739+7512739+7518833(Top 65%)11380(Top 70%)11380(Top 763%)
24M24.00 mi1.00 mi21015+5612702+3712702+3719528(Top 67%)11659(Top 71%)11659(Top 782%)
40K24.85 mi0.85 mi20961+5412660+4212660+4219503(Top 67%)11604(Top 71%)11604(Top 778%)
25.2M25.20 mi0.35 mi20928+3312639+2112639+2118653(Top 64%)11219(Top 69%)11219(Top 752%)
FINISH26.22 mi1.02 mi20919+912624+1512624+1520277(Top 70%)11986(Top 73%)11986(Top 804%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21
+97ft-345ft

Overall

23637

Males

14067

M55-59

14067

5K→10K

3.1 - 6.2 mi

Top 78%
×5
+79ft-138ft

Overall

22569

Males

13545

M55-59

13545

10K→15K

6.2 - 9.3 mi

Top 81%
×3
+67ft-78ft

Overall

23637

Males

14067

M55-59

14067

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21308

Males

12918

M55-59

12918

20K→HALF

12.4 - 13.1 mi

Top 79%
×2
+19ft-37ft

Overall

22811

Males

13643

M55-59

13643

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20733

Males

12617

M55-59

12617

25K→30K

15.5 - 18.6 mi

Top 67%
×9
+181ft-148ft

Overall

19586

Males

11983

M55-59

11983

30K→20M

18.6 - 20.0 mi

Top 64%
×5
+64ft-50ft

Overall

18675

Males

11491

M55-59

11491

20M→21M

20.0 - 21.0 mi

Top 67%
×8
+106ft-24ft

Overall

19371

Males

11786

M55-59

11786

21M→35K

21.0 - 21.8 mi

Top 67%
×7
+17ft-86ft

Overall

19461

Males

11722

M55-59

11722

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18833

Males

11380

M55-59

11380

23M→24M

23.0 - 24.0 mi

Top 67%
×6
+12ft-82ft

Overall

19528

Males

11659

M55-59

11659

24M→40K

24.0 - 24.9 mi

Top 67%
×1
+6ft-20ft

Overall

19503

Males

11604

M55-59

11604

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1
+13ft-16ft

Overall

18653

Males

11219

M55-59

11219

25.2M→FINISH

25.2 - 26.2 mi

Top 70%
×2
+22ft-21ft

Overall

20277

Males

11986

M55-59

11986

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2236*
Passed By
666
Net Change
+830
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21749
5K → 10K122200-415#21749#22164
10K → 15K40200-563#22164#22727
15K → 20K417*18+399#22727#22328
20K → HALF2649-23#22328#22351
HALF → 25K313*15+298#22351#22053
25K → 30K441*8+433#22053#21620
30K → 20M243*5+238#21620#21382
20M → 21M12926+103#21382#21279
21M → 35K8214+68#21279#21211
35K → 23M15414+140#21211#21071
23M → 24M8226+56#21071#21015
24M → 40K8329+54#21015#20961
40K → 25.2M4512+33#20961#20928
25.2M → FINISH5950+9#20928#20919
TOTALS2236*666+830

* 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

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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