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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Dietmar Serbee

Bib: 18540 •M •Age: N/A

NY

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
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  • Segment-by-segment breakdown
  • Personalized race insights
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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
25:22
3.11 mi
Rank: #17997
Start → 5K
25:22 | 8:10/mi
10K
51:06
6.21 mi
Rank: #18547 (-550)
5K → 10K
25:44 | 8:17/mi
15K
1:16:48
9.32 mi
Rank: #18630 (-83)
10K → 15K
25:42 | 8:17/mi
20K
1:42:59
12.43 mi
Rank: #18678 (-48)
15K → 20K
26:11 | 8:26/mi
HALF
1:48:41
13.11 mi
Rank: #18710 (-32)
20K → HALF
5:42 | 8:22/mi
25K
2:09:19
15.53 mi
Rank: #18673 (+37)
HALF → 25K
20:38 | 8:31/mi
30K
2:36:30
18.64 mi
Rank: #18584 (+89)
25K → 30K
27:11 | 8:45/mi
20M
2:48:21
20.00 mi
Rank: #18497 (+87)
30K → 20M
11:51 | 8:44/mi
21M
2:57:37
21.00 mi
Rank: #18416 (+81)
20M → 21M
9:16 | 9:16/mi
35K
3:04:07
21.75 mi
Rank: #18419 (-3)
21M → 35K
6:30 | 8:42/mi
23M
3:15:19
23.00 mi
Rank: #18399 (+20)
35K → 23M
11:12 | 8:57/mi
24M
3:24:02
24.00 mi
Rank: #18377 (+22)
23M → 24M
8:43 | 8:43/mi
40K
3:31:32
24.85 mi
Rank: #18322 (+55)
24M → 40K
7:30 | 8:47/mi
25.2M
3:34:49
25.20 mi
Rank: #18312 (+10)
40K → 25.2M
3:17 | 9:32/mi
FINISH
3:43:08
26.22 mi
Rank: #18207 (+105)
25.2M → FINISH
8:19 | 8:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:41
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time1:54:27
Pace8:44 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:1925:228:1025:22
8:10
-
10K
6.21 mi11:33:0351:068:1425:44
8:17
+0:07
15K
9.32 mi11:58:451:16:488:1525:42
8:17
0:00
20K
12.43 mi12:24:561:42:598:1826:11
8:26
+0:09
HALF
13.11 mi12:30:381:48:418:185:42
8:22
-0:04
25K
15.53 mi12:51:162:09:198:2020:38
8:31
+0:09
30K
18.64 mi13:18:272:36:308:2427:11
8:45
+0:14
20M
20.00 mi13:30:182:48:218:2611:51
8:44
-0:01
21M
21.00 mi13:39:342:57:378:289:16
9:16
+0:32
35K
21.75 mi13:46:043:04:078:286:30
8:42
-0:34
23M
23.00 mi13:57:163:15:198:3011:12
8:57
+0:15
24M
24.00 mi14:05:593:24:028:318:43
8:43
-0:14
40K
24.85 mi14:13:293:31:328:317:30
8:47
+0:04
25.2M
25.20 mi14:16:463:34:498:323:17
9:32
+0:45
FINISH
26.22 mi14:25:053:43:088:318:19
8:10
-1:22

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

8:10 /mi

Average Pace

8:31 /mi

Slowest Pace

9:32 /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

3:30:35

94% of race

Time at Steady Pace

12:33

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:31 /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 mi11:07:1925:228:1025:22
8:10
#17997
10K
6.21 mi11:33:0351:068:1425:44
8:17
#18547
15K
9.32 mi11:58:451:16:488:1525:42
8:17
#18630
20K
12.43 mi12:24:561:42:598:1826:11
8:26
#18678
HALF
13.11 mi12:30:381:48:418:185:42
8:22
#18710
25K
15.53 mi12:51:162:09:198:2020:38
8:31
#18673
30K
18.64 mi13:18:272:36:308:2427:11
8:45
#18584
20M
20.00 mi13:30:182:48:218:2611:51
8:44
#18497
21M
21.00 mi13:39:342:57:378:289:16
9:16
#18416
35K
21.75 mi13:46:043:04:078:286:30
8:42
#18419
23M
23.00 mi13:57:163:15:198:3011:12
8:57
#18399
24M
24.00 mi14:05:593:24:028:318:43
8:43
#18377
40K
24.85 mi14:13:293:31:328:317:30
8:47
#18322
25.2M
25.20 mi14:16:463:34:498:323:17
9:32
#18312
FINISH
26.22 mi14:25:053:43:088:318:19
8:10
#18207
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 mi17997114151141518798(Top 65%)11796(Top 72%)11796(Top 791%)
10K6.21 mi3.10 mi18547-55011666-25111666-25119058(Top 66%)11921(Top 73%)11921(Top 800%)
15K9.32 mi3.11 mi18630-8311713-4711713-4718798(Top 65%)11796(Top 72%)11796(Top 791%)
20K12.43 mi3.11 mi18678-4811723-1011723-1018874(Top 65%)11789(Top 72%)11789(Top 791%)
HALF13.11 mi0.68 mi18710-3211727-411727-419360(Top 67%)12025(Top 74%)12025(Top 807%)
25K15.53 mi2.42 mi18673+3711711+1611711+1618619(Top 64%)11625(Top 71%)11625(Top 780%)
30K18.64 mi3.11 mi18584+8911630+8111630+8118303(Top 63%)11389(Top 70%)11389(Top 764%)
20M20.00 mi1.36 mi18497+8711578+5211578+5217503(Top 60%)10967(Top 67%)10967(Top 736%)
21M21.00 mi1.00 mi18416+8111525+5311525+5317467(Top 60%)10900(Top 67%)10900(Top 731%)
35K21.75 mi0.75 mi18419-311516+911516+918553(Top 64%)11300(Top 69%)11300(Top 758%)
23M23.00 mi1.25 mi18399+2011491+2511491+2518240(Top 63%)11090(Top 68%)11090(Top 744%)
24M24.00 mi1.00 mi18377+2211462+2911462+2918087(Top 62%)10992(Top 67%)10992(Top 737%)
40K24.85 mi0.85 mi18322+5511423+3911423+3917216(Top 59%)10514(Top 64%)10514(Top 705%)
25.2M25.20 mi0.35 mi18312+1011409+1411409+1417375(Top 60%)10599(Top 65%)10599(Top 711%)
FINISH26.22 mi1.02 mi18207+10511347+6211347+6216185(Top 56%)10082(Top 62%)10082(Top 676%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18798

Males

11796

M55-59

11796

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19058

Males

11921

M55-59

11921

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18798

Males

11796

M55-59

11796

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18874

Males

11789

M55-59

11789

20K→HALF

12.4 - 13.1 mi

Top 67%
×2
+19ft-37ft

Overall

19360

Males

12025

M55-59

12025

HALF→25K

13.1 - 15.5 mi

Top 64%
×4
+66ft-88ft

Overall

18619

Males

11625

M55-59

11625

25K→30K

15.5 - 18.6 mi

Top 63%
×9
+181ft-148ft

Overall

18303

Males

11389

M55-59

11389

30K→20M

18.6 - 20.0 mi

Top 60%
×5
+64ft-50ft

Overall

17503

Males

10967

M55-59

10967

20M→21M

20.0 - 21.0 mi

Top 60%
×8
+106ft-24ft

Overall

17467

Males

10900

M55-59

10900

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18553

Males

11300

M55-59

11300

35K→23M

21.8 - 23.0 mi

Top 63%
×5
+23ft-63ft

Overall

18240

Males

11090

M55-59

11090

23M→24M

23.0 - 24.0 mi

Top 62%
×6
+12ft-82ft

Overall

18087

Males

10992

M55-59

10992

24M→40K

24.0 - 24.9 mi

Top 59%
×1
+6ft-20ft

Overall

17216

Males

10514

M55-59

10514

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1
+13ft-16ft

Overall

17375

Males

10599

M55-59

10599

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
×2
+22ft-21ft

Overall

16185

Males

10082

M55-59

10082

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1489*
Passed By
1226
Net Change
-210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17997
5K → 10K105200-550#17997#18547
10K → 15K135200-83#18547#18630
15K → 20K139187-48#18630#18678
20K → HALF1547-32#18678#18710
HALF → 25K154117+37#18710#18673
25K → 30K210*121+89#18673#18584
30K → 20M13245+87#18584#18497
20M → 21M12443+81#18497#18416
21M → 35K5255-3#18416#18419
35K → 23M9575+20#18419#18399
23M → 24M8159+22#18399#18377
24M → 40K8429+55#18377#18322
40K → 25.2M3525+10#18322#18312
25.2M → FINISH12823+105#18312#18207
TOTALS1489*1226-210

* 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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