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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Robert Mason

Bib: 21335 •M •Age: N/A

DE

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 (M70-74)
#0 / 281
Top 3%
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
24:08
3.11 mi
Rank: #15133
Start → 5K
24:08 | 7:47/mi
10K
48:38
6.21 mi
Rank: #15723 (-590)
5K → 10K
24:30 | 7:54/mi
15K
1:13:14
9.32 mi
Rank: #15902 (-179)
10K → 15K
24:36 | 7:56/mi
20K
1:37:52
12.43 mi
Rank: #15780 (+122)
15K → 20K
24:38 | 7:56/mi
HALF
1:43:12
13.11 mi
Rank: #15783 (-3)
20K → HALF
5:20 | 7:50/mi
25K
2:02:31
15.53 mi
Rank: #15658 (+125)
HALF → 25K
19:19 | 7:58/mi
30K
2:28:17
18.64 mi
Rank: #15641 (+17)
25K → 30K
25:46 | 8:18/mi
20M
2:39:46
20.00 mi
Rank: #15642 (-1)
30K → 20M
11:29 | 8:28/mi
21M
2:48:48
21.00 mi
Rank: #15658 (-16)
20M → 21M
9:02 | 9:02/mi
35K
2:54:33
21.75 mi
Rank: #15504 (+154)
21M → 35K
5:45 | 7:42/mi
23M
3:04:44
23.00 mi
Rank: #15371 (+133)
35K → 23M
10:11 | 8:09/mi
24M
3:12:38
24.00 mi
Rank: #15260 (+111)
23M → 24M
7:54 | 7:54/mi
40K
3:19:40
24.85 mi
Rank: #15191 (+69)
24M → 40K
7:02 | 8:14/mi
25.2M
3:22:49
25.20 mi
Rank: #15202 (-11)
40K → 25.2M
3:09 | 9:09/mi
FINISH
3:31:23
26.22 mi
Rank: #15328 (-126)
25.2M → FINISH
8:34 | 8:25/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:12
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:48:11
Pace8:16 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:2724:087:4724:08
7:47
-
10K
6.21 mi11:49:5748:387:5024:30
7:54
+0:07
15K
9.32 mi12:14:331:13:147:5224:36
7:56
+0:02
20K
12.43 mi12:39:111:37:527:5324:38
7:56
0:00
HALF
13.11 mi12:44:311:43:127:535:20
7:50
-0:06
25K
15.53 mi13:03:502:02:317:5419:19
7:58
+0:08
30K
18.64 mi13:29:362:28:177:5825:46
8:18
+0:20
20M
20.00 mi13:41:052:39:468:0011:29
8:28
+0:10
21M
21.00 mi13:50:072:48:488:039:02
9:02
+0:34
35K
21.75 mi13:55:522:54:338:025:45
7:42
-1:20
23M
23.00 mi14:06:033:04:448:0210:11
8:09
+0:27
24M
24.00 mi14:13:573:12:388:027:54
7:54
-0:15
40K
24.85 mi14:20:593:19:408:027:02
8:14
+0:20
25.2M
25.20 mi14:24:083:22:498:033:09
9:09
+0:55
FINISH
26.22 mi14:32:423:31:238:058:34
8:25
-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

7:42 /mi

Average Pace

8:04 /mi

Slowest Pace

9:09 /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

3:19:12

94% of race

Time at Steady Pace

9:02

4% of race

Time at Slower Pace

3:09

1% of race

Average Pace: 8:04 /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 mi11:25:2724:087:4724:08
7:47
#15133
10K
6.21 mi11:49:5748:387:5024:30
7:54
#15723
15K
9.32 mi12:14:331:13:147:5224:36
7:56
#15902
20K
12.43 mi12:39:111:37:527:5324:38
7:56
#15780
HALF
13.11 mi12:44:311:43:127:535:20
7:50
#15783
25K
15.53 mi13:03:502:02:317:5419:19
7:58
#15658
30K
18.64 mi13:29:362:28:177:5825:46
8:18
#15641
20M
20.00 mi13:41:052:39:468:0011:29
8:28
#15642
21M
21.00 mi13:50:072:48:488:039:02
9:02
#15658
35K
21.75 mi13:55:522:54:338:025:45
7:42
#15504
23M
23.00 mi14:06:033:04:448:0210:11
8:09
#15371
24M
24.00 mi14:13:573:12:388:027:54
7:54
#15260
40K
24.85 mi14:20:593:19:408:027:02
8:14
#15191
25.2M
25.20 mi14:24:083:22:498:033:09
9:09
#15202
FINISH
26.22 mi14:32:423:31:238:058:34
8:25
#15328
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi15133103031030316350(Top 56%)10740(Top 66%)10740(Top 3822%)
10K6.21 mi3.10 mi15723-59010503-20010503-20016326(Top 56%)10743(Top 66%)10743(Top 3823%)
15K9.32 mi3.11 mi15902-17910562-5910562-5916350(Top 56%)10740(Top 66%)10740(Top 3822%)
20K12.43 mi3.11 mi15780+12210492+7010492+7015568(Top 54%)10382(Top 64%)10382(Top 3695%)
HALF13.11 mi0.68 mi15783-310496-410496-415686(Top 54%)10468(Top 64%)10468(Top 3725%)
25K15.53 mi2.42 mi15658+12510429+6710429+6715129(Top 52%)10135(Top 62%)10135(Top 3607%)
30K18.64 mi3.11 mi15641+1710390+3910390+3915558(Top 54%)10220(Top 63%)10220(Top 3637%)
20M20.00 mi1.36 mi15642-110373+1710373+1715907(Top 55%)10257(Top 63%)10257(Top 3650%)
21M21.00 mi1.00 mi15658-1610357+1610357+1616274(Top 56%)10368(Top 63%)10368(Top 3690%)
35K21.75 mi0.75 mi15504+15410276+8110276+8112203(Top 42%)8542(Top 52%)8542(Top 3040%)
23M23.00 mi1.25 mi15371+13310203+7310203+7313376(Top 46%)8963(Top 55%)8963(Top 3190%)
24M24.00 mi1.00 mi15260+11110134+6910134+6913019(Top 45%)8717(Top 53%)8717(Top 3102%)
40K24.85 mi0.85 mi15191+6910092+4210092+4213942(Top 48%)9053(Top 55%)9053(Top 3222%)
25.2M25.20 mi0.35 mi15202-1110091+110091+115395(Top 53%)9691(Top 59%)9691(Top 3449%)
FINISH26.22 mi1.02 mi15328-12610127-3610127-3617615(Top 61%)10707(Top 66%)10707(Top 3810%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21
+97ft-345ft

Overall

16350

Males

10740

M70-74

10740

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16326

Males

10743

M70-74

10743

10K→15K

6.2 - 9.3 mi

Top 56%
×3
+67ft-78ft

Overall

16350

Males

10740

M70-74

10740

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15568

Males

10382

M70-74

10382

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15686

Males

10468

M70-74

10468

HALF→25K

13.1 - 15.5 mi

Top 52%
×4
+66ft-88ft

Overall

15129

Males

10135

M70-74

10135

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15558

Males

10220

M70-74

10220

30K→20M

18.6 - 20.0 mi

Top 55%
×5
+64ft-50ft

Overall

15907

Males

10257

M70-74

10257

20M→21M

20.0 - 21.0 mi

Top 56%
×8
+106ft-24ft

Overall

16274

Males

10368

M70-74

10368

21M→35K

21.0 - 21.8 mi

Top 42%
×7
+17ft-86ft

Overall

12203

Males

8542

M70-74

8542

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13376

Males

8963

M70-74

8963

23M→24M

23.0 - 24.0 mi

Top 45%
×6
+12ft-82ft

Overall

13019

Males

8717

M70-74

8717

24M→40K

24.0 - 24.9 mi

Top 48%
×1
+6ft-20ft

Overall

13942

Males

9053

M70-74

9053

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1
+13ft-16ft

Overall

15395

Males

9691

M70-74

9691

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17615

Males

10707

M70-74

10707

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1750*
Passed By
1324
Net Change
-195
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15133
5K → 10K115200-590#15133#15723
10K → 15K137200-179#15723#15902
15K → 20K237*115+122#15902#15780
20K → HALF3942-3#15780#15783
HALF → 25K19469+125#15783#15658
25K → 30K214*197+17#15658#15641
30K → 20M8889-1#15641#15642
20M → 21M97113-16#15642#15658
21M → 35K1606+154#15658#15504
35K → 23M16431+133#15504#15371
23M → 24M13625+111#15371#15260
24M → 40K10637+69#15260#15191
40K → 25.2M2839-11#15191#15202
25.2M → FINISH35161-126#15202#15328
TOTALS1750*1324-195

* 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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