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BOSTON MARATHON 2026

Mark Dorrough

Bib: 19033•M

TN

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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

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
29:19
3.11 mi
Rank: #24285
Start → 5K
29:19 | 9:27/mi
10K
1:00:07
6.21 mi
Rank: #25020 (-735)
5K → 10K
30:48 | 9:55/mi
15K
1:30:22
9.32 mi
Rank: #25022 (-2)
10K → 15K
30:15 | 9:45/mi
20K
2:01:20
12.43 mi
Rank: #25023 (-1)
15K → 20K
30:58 | 9:59/mi
HALF
2:07:53
13.11 mi
Rank: #24997 (+26)
20K → HALF
6:33 | 9:37/mi
25K
2:31:46
15.53 mi
Rank: #24834 (+163)
HALF → 25K
23:53 | 9:51/mi
30K
3:07:12
18.64 mi
Rank: #25084 (-250)
25K → 30K
35:26 | 11:25/mi
20M
3:22:21
20.00 mi
Rank: #25079 (+5)
30K → 20M
15:09 | 11:10/mi
21M
3:34:41
21.00 mi
Rank: #25140 (-61)
20M → 21M
12:20 | 12:20/mi
35K
3:42:20
21.75 mi
Rank: #25082 (+58)
21M → 35K
7:39 | 10:14/mi
23M
3:55:16
23.00 mi
Rank: #24949 (+133)
35K → 23M
12:56 | 10:21/mi
24M
4:05:34
24.00 mi
Rank: #24903 (+46)
23M → 24M
10:18 | 10:18/mi
40K
4:14:34
24.85 mi
Rank: #24830 (+73)
24M → 40K
9:00 | 10:32/mi
25.2M
4:18:23
25.20 mi
Rank: #24806 (+24)
40K → 25.2M
3:49 | 11:05/mi
FINISH
4:27:57
26.22 mi
Rank: #24724 (+82)
25.2M → FINISH
9:34 | 9:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:07:53
Pace9:46 /mi
2nd Half
Distance13.11 mi
Time2:20:04
Pace10:42 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:1329:199:2729:19
9:27
-
10K
6.21 mi11:43:011:00:079:4130:48
9:55
+0:28
15K
9.32 mi12:13:161:30:229:4230:15
9:45
-0:10
20K
12.43 mi12:44:142:01:209:4630:58
9:59
+0:14
HALF
13.11 mi12:50:472:07:539:466:33
9:37
-0:22
25K
15.53 mi13:14:402:31:469:4723:53
9:51
+0:14
30K
18.64 mi13:50:063:07:1210:0335:26
11:25
+1:34
20M
20.00 mi14:05:153:22:2110:0815:09
11:10
-0:15
21M
21.00 mi14:17:353:34:4110:1412:20
12:20
+1:10
35K
21.75 mi14:25:143:42:2010:147:39
10:14
-2:06
23M
23.00 mi14:38:103:55:1610:1412:56
10:21
+0:07
24M
24.00 mi14:48:284:05:3410:1410:18
10:18
-0:03
40K
24.85 mi14:57:284:14:3410:159:00
10:32
+0:14
25.2M
25.20 mi15:01:174:18:2310:163:49
11:05
+0:33
FINISH
26.22 mi15:10:514:27:5710:149:34
9:24
-1:41

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

9:24 /mi

Average Pace

10:14 /mi

Slowest Pace

12:20 /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

1:15:41

28% of race

Time at Steady Pace

2:05:32

47% of race

Time at Slower Pace

1:06:44

25% of race

Average Pace: 10:13 /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 mi11:12:1329:199:2729:19
9:27
#24285
10K
6.21 mi11:43:011:00:079:4130:48
9:55
#25020
15K
9.32 mi12:13:161:30:229:4230:15
9:45
#25022
20K
12.43 mi12:44:142:01:209:4630:58
9:59
#25023
HALF
13.11 mi12:50:472:07:539:466:33
9:37
#24997
25K
15.53 mi13:14:402:31:469:4723:53
9:51
#24834
30K
18.64 mi13:50:063:07:1210:0335:26
11:25
#25084
20M
20.00 mi14:05:153:22:2110:0815:09
11:10
#25079
21M
21.00 mi14:17:353:34:4110:1412:20
12:20
#25140
35K
21.75 mi14:25:143:42:2010:147:39
10:14
#25082
23M
23.00 mi14:38:103:55:1610:1412:56
10:21
#24949
24M
24.00 mi14:48:284:05:3410:1410:18
10:18
#24903
40K
24.85 mi14:57:284:14:3410:159:00
10:32
#24830
25.2M
25.20 mi15:01:174:18:2310:163:49
11:05
#24806
FINISH
26.22 mi15:10:514:27:5710:149:34
9:24
#24724
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 mi24285143771437725051(Top 86%)14745(Top 90%)14745(Top 989%)
10K6.21 mi3.10 mi25020-73514738-36114738-36125626(Top 88%)15012(Top 92%)15012(Top 1007%)
15K9.32 mi3.11 mi25022-214744-614744-625051(Top 86%)14745(Top 90%)14745(Top 989%)
20K12.43 mi3.11 mi25023-114733+1114733+1124963(Top 86%)14683(Top 90%)14683(Top 985%)
HALF13.11 mi0.68 mi24997+2614721+1214721+1224649(Top 85%)14528(Top 89%)14528(Top 974%)
25K15.53 mi2.42 mi24834+16314638+8314638+8323918(Top 82%)14144(Top 87%)14144(Top 949%)
30K18.64 mi3.11 mi25084-25014720-8214720-8225996(Top 90%)15006(Top 92%)15006(Top 1006%)
20M20.00 mi1.36 mi25079+514693+2714693+2725185(Top 87%)14550(Top 89%)14550(Top 976%)
21M21.00 mi1.00 mi25140-6114702-914702-925543(Top 88%)14656(Top 90%)14656(Top 983%)
35K21.75 mi0.75 mi25082+5814670+3214670+3223704(Top 82%)13792(Top 84%)13792(Top 925%)
23M23.00 mi1.25 mi24949+13314596+7414596+7422979(Top 79%)13389(Top 82%)13389(Top 898%)
24M24.00 mi1.00 mi24903+4614562+3414562+3423605(Top 81%)13658(Top 84%)13658(Top 916%)
40K24.85 mi0.85 mi24830+7314513+4914513+4923277(Top 80%)13432(Top 82%)13432(Top 901%)
25.2M25.20 mi0.35 mi24806+2414499+1414499+1422532(Top 78%)13101(Top 80%)13101(Top 879%)
FINISH26.22 mi1.02 mi24724+8214443+5614443+5621979(Top 76%)12849(Top 79%)12849(Top 862%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21
+97ft-345ft

Overall

25051

Males

14745

M55-59

14745

5K→10K

3.1 - 6.2 mi

Top 88%
×5
+79ft-138ft

Overall

25626

Males

15012

M55-59

15012

10K→15K

6.2 - 9.3 mi

Top 86%
×3
+67ft-78ft

Overall

25051

Males

14745

M55-59

14745

15K→20K

9.3 - 12.4 mi

Top 86%
×5
+106ft-86ft

Overall

24963

Males

14683

M55-59

14683

20K→HALF

12.4 - 13.1 mi

Top 85%
×2
+19ft-37ft

Overall

24649

Males

14528

M55-59

14528

HALF→25K

13.1 - 15.5 mi

Top 82%
×4
+66ft-88ft

Overall

23918

Males

14144

M55-59

14144

25K→30K

15.5 - 18.6 mi

Top 90%
×9
+181ft-148ft

Overall

25996

Males

15006

M55-59

15006

30K→20M

18.6 - 20.0 mi

Top 87%
×5
+64ft-50ft

Overall

25185

Males

14550

M55-59

14550

20M→21M

20.0 - 21.0 mi

Top 88%
×8
+106ft-24ft

Overall

25543

Males

14656

M55-59

14656

21M→35K

21.0 - 21.8 mi

Top 82%
×7
+17ft-86ft

Overall

23704

Males

13792

M55-59

13792

35K→23M

21.8 - 23.0 mi

Top 79%
×5
+23ft-63ft

Overall

22979

Males

13389

M55-59

13389

23M→24M

23.0 - 24.0 mi

Top 81%
×6
+12ft-82ft

Overall

23605

Males

13658

M55-59

13658

24M→40K

24.0 - 24.9 mi

Top 80%
×1
+6ft-20ft

Overall

23277

Males

13432

M55-59

13432

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1
+13ft-16ft

Overall

22532

Males

13101

M55-59

13101

25.2M→FINISH

25.2 - 26.2 mi

Top 76%
×2
+22ft-21ft

Overall

21979

Males

12849

M55-59

12849

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1163
Passed By
1602
Net Change
-439
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24285
5K → 10K40775-735#24285#25020
10K → 15K141143-2#25020#25022
15K → 20K127128-1#25022#25023
20K → HALF3610+26#25023#24997
HALF → 25K17714+163#24997#24834
25K → 30K58308-250#24834#25084
30K → 20M5954+5#25084#25079
20M → 21M3899-61#25079#25140
21M → 35K6911+58#25140#25082
35K → 23M14512+133#25082#24949
23M → 24M7125+46#24949#24903
24M → 40K8613+73#24903#24830
40K → 25.2M306+24#24830#24806
25.2M → FINISH864+82#24806#24724
TOTALS11631602-439
📊

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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Export & Support

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Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing