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BOSTON MARATHON 2026

David Ehrlich

Bib: 10655•M

NY

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 20%
Gender (Male)
#0 / 16340
Top 32%
Masters (Masters Men)
#0 / 10617
Top 17%
Age Group (M50-54)
#0 / 1868
Top 12%
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
21:04
3.11 mi
Rank: #6672
Start → 5K
21:04 | 6:47/mi
10K
42:07
6.21 mi
Rank: #6660 (+12)
5K → 10K
21:03 | 6:47/mi
15K
1:03:16
9.32 mi
Rank: #6708 (-48)
10K → 15K
21:09 | 6:49/mi
20K
1:24:31
12.43 mi
Rank: #6626 (+82)
15K → 20K
21:15 | 6:51/mi
HALF
1:29:07
13.11 mi
Rank: #6613 (+13)
20K → HALF
4:36 | 6:45/mi
25K
1:45:51
15.53 mi
Rank: #6610 (+3)
HALF → 25K
16:44 | 6:54/mi
30K
2:07:52
18.64 mi
Rank: #6603 (+7)
25K → 30K
22:01 | 7:06/mi
20M
2:17:30
20.00 mi
Rank: #6542 (+61)
30K → 20M
9:38 | 7:06/mi
21M
2:25:01
21.00 mi
Rank: #6521 (+21)
20M → 21M
7:31 | 7:31/mi
35K
2:30:02
21.75 mi
Rank: #6449 (+72)
21M → 35K
5:01 | 6:43/mi
23M
2:38:36
23.00 mi
Rank: #6302 (+147)
35K → 23M
8:34 | 6:51/mi
24M
2:45:14
24.00 mi
Rank: #6176 (+126)
23M → 24M
6:38 | 6:38/mi
40K
2:50:54
24.85 mi
Rank: #5996 (+180)
24M → 40K
5:40 | 6:38/mi
25.2M
2:53:22
25.20 mi
Rank: #5925 (+71)
40K → 25.2M
2:28 | 7:10/mi
FINISH
2:59:47
26.22 mi
Rank: #5778 (+147)
25.2M → FINISH
6:25 | 6:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:07
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:30:40
Pace6:55 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:2521:046:4721:04
6:47
-
10K
6.21 mi10:59:2842:076:4721:03
6:47
0:00
15K
9.32 mi11:20:371:03:166:4821:09
6:49
+0:02
20K
12.43 mi11:41:521:24:316:4921:15
6:51
+0:02
HALF
13.11 mi11:46:281:29:076:484:36
6:45
-0:06
25K
15.53 mi12:03:121:45:516:4916:44
6:54
+0:09
30K
18.64 mi12:25:132:07:526:5222:01
7:06
+0:12
20M
20.00 mi12:34:512:17:306:539:38
7:06
0:00
21M
21.00 mi12:42:222:25:016:557:31
7:31
+0:25
35K
21.75 mi12:47:232:30:026:545:01
6:43
-0:48
23M
23.00 mi12:55:572:38:366:548:34
6:51
+0:08
24M
24.00 mi13:02:352:45:146:546:38
6:38
-0:13
40K
24.85 mi13:08:152:50:546:535:40
6:38
0:00
25.2M
25.20 mi13:10:432:53:226:532:28
7:10
+0:32
FINISH
26.22 mi13:17:082:59:476:526:25
6:18
-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

6:18 /mi

Average Pace

6:52 /mi

Slowest Pace

7:31 /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

2:18:09

77% of race

Time at Steady Pace

34:07

19% of race

Time at Slower Pace

7:31

4% of race

Average Pace: 6:51 /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 mi10:38:2521:046:4721:04
6:47
#6672
10K
6.21 mi10:59:2842:076:4721:03
6:47
#6660
15K
9.32 mi11:20:371:03:166:4821:09
6:49
#6708
20K
12.43 mi11:41:521:24:316:4921:15
6:51
#6626
HALF
13.11 mi11:46:281:29:076:484:36
6:45
#6613
25K
15.53 mi12:03:121:45:516:4916:44
6:54
#6610
30K
18.64 mi12:25:132:07:526:5222:01
7:06
#6603
20M
20.00 mi12:34:512:17:306:539:38
7:06
#6542
21M
21.00 mi12:42:222:25:016:557:31
7:31
#6521
35K
21.75 mi12:47:232:30:026:545:01
6:43
#6449
23M
23.00 mi12:55:572:38:366:548:34
6:51
#6302
24M
24.00 mi13:02:352:45:146:546:38
6:38
#6176
40K
24.85 mi13:08:152:50:546:535:40
6:38
#5996
25.2M
25.20 mi13:10:432:53:226:532:28
7:10
#5925
FINISH
26.22 mi13:17:082:59:476:526:25
6:18
#5778
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi6672597659766891(Top 24%)6097(Top 37%)6097(Top 326%)
10K6.21 mi3.10 mi6660+125964+125964+126704(Top 23%)5974(Top 37%)5974(Top 320%)
15K9.32 mi3.11 mi6708-485988-245988-246891(Top 24%)6097(Top 37%)6097(Top 326%)
20K12.43 mi3.11 mi6626+825920+685920+686552(Top 23%)5819(Top 36%)5819(Top 312%)
HALF13.11 mi0.68 mi6613+135916+45916+46556(Top 23%)5836(Top 36%)5836(Top 312%)
25K15.53 mi2.42 mi6610+35894+225894+226672(Top 23%)5865(Top 36%)5865(Top 314%)
30K18.64 mi3.11 mi6603+75875+195875+196558(Top 23%)5682(Top 35%)5682(Top 304%)
20M20.00 mi1.36 mi6542+615811+645811+646169(Top 21%)5358(Top 33%)5358(Top 287%)
21M21.00 mi1.00 mi6521+215792+195792+196560(Top 23%)5482(Top 34%)5482(Top 293%)
35K21.75 mi0.75 mi6449+725732+605732+605009(Top 17%)4436(Top 27%)4436(Top 237%)
23M23.00 mi1.25 mi6302+1475610+1225610+1224404(Top 15%)3929(Top 24%)3929(Top 210%)
24M24.00 mi1.00 mi6176+1265502+1085502+1083981(Top 14%)3565(Top 22%)3565(Top 191%)
40K24.85 mi0.85 mi5996+1805357+1455357+1453228(Top 11%)2920(Top 18%)2920(Top 156%)
25.2M25.20 mi0.35 mi5925+715296+615296+613402(Top 12%)3027(Top 19%)3027(Top 162%)
FINISH26.22 mi1.02 mi5778+1475175+1215175+1213019(Top 10%)2697(Top 17%)2697(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21
+97ft-345ft

Overall

6891

Males

6097

M50-54

6097

5K→10K

3.1 - 6.2 mi

Top 23%
×5
+79ft-138ft

Overall

6704

Males

5974

M50-54

5974

10K→15K

6.2 - 9.3 mi

Top 24%
×3
+67ft-78ft

Overall

6891

Males

6097

M50-54

6097

15K→20K

9.3 - 12.4 mi

Top 23%
×5
+106ft-86ft

Overall

6552

Males

5819

M50-54

5819

20K→HALF

12.4 - 13.1 mi

Top 23%
×2
+19ft-37ft

Overall

6556

Males

5836

M50-54

5836

HALF→25K

13.1 - 15.5 mi

Top 23%
×4
+66ft-88ft

Overall

6672

Males

5865

M50-54

5865

25K→30K

15.5 - 18.6 mi

Top 23%
×9
+181ft-148ft

Overall

6558

Males

5682

M50-54

5682

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6169

Males

5358

M50-54

5358

20M→21M

20.0 - 21.0 mi

Top 23%
×8
+106ft-24ft

Overall

6560

Males

5482

M50-54

5482

21M→35K

21.0 - 21.8 mi

Top 17%
×7
+17ft-86ft

Overall

5009

Males

4436

M50-54

4436

35K→23M

21.8 - 23.0 mi

Top 15%
×5
+23ft-63ft

Overall

4404

Males

3929

M50-54

3929

23M→24M

23.0 - 24.0 mi

Top 14%
×6
+12ft-82ft

Overall

3981

Males

3565

M50-54

3565

24M→40K

24.0 - 24.9 mi

Top 11%
×1
+6ft-20ft

Overall

3228

Males

2920

M50-54

2920

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1
+13ft-16ft

Overall

3402

Males

3027

M50-54

3027

25.2M→FINISH

25.2 - 26.2 mi

Top 10%
×2
+22ft-21ft

Overall

3019

Males

2697

M50-54

2697

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1751
Passed By
857
Net Change
+894
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6672
5K → 10K200188+12#6672#6660
10K → 15K123171-48#6660#6708
15K → 20K17593+82#6708#6626
20K → HALF2815+13#6626#6613
HALF → 25K109106+3#6613#6610
25K → 30K156149+7#6610#6603
30K → 20M10241+61#6603#6542
20M → 21M7251+21#6542#6521
21M → 35K8210+72#6521#6449
35K → 23M15811+147#6449#6302
23M → 24M1359+126#6302#6176
24M → 40K1855+180#6176#5996
40K → 25.2M754+71#5996#5925
25.2M → FINISH1514+147#5925#5778
TOTALS1751857+894
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing