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BOSTON MARATHON 2026

John Coffin

Bib: 993β€’M

MB

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 5%
Gender (Male)
#0 / 16340
Top 8%
Masters (Masters Men)
#0 / 10617
Top 2%
Age Group (M40-44)
#0 / 2198
Top 5%
Race Day Weather
51Β°/41Β°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
18:31
3.11 mi
Rank: #1022
Start β†’ 5K
18:31 | 5:58/mi
10K
36:44
6.21 mi
Rank: #948 (+74)
5K β†’ 10K
18:13 | 5:52/mi
15K
55:15
9.32 mi
Rank: #1001 (-53)
10K β†’ 15K
18:31 | 5:58/mi
20K
1:13:55
12.43 mi
Rank: #1030 (-29)
15K β†’ 20K
18:40 | 6:01/mi
HALF
1:18:01
13.11 mi
Rank: #1056 (-26)
20K β†’ HALF
4:06 | 6:01/mi
25K
1:32:49
15.53 mi
Rank: #1118 (-62)
HALF β†’ 25K
14:48 | 6:07/mi
30K
1:52:37
18.64 mi
Rank: #1226 (-108)
25K β†’ 30K
19:48 | 6:23/mi
20M
2:01:29
20.00 mi
Rank: #1307 (-81)
30K β†’ 20M
8:52 | 6:32/mi
21M
2:08:19
21.00 mi
Rank: #1344 (-37)
20M β†’ 21M
6:50 | 6:50/mi
35K
2:12:54
21.75 mi
Rank: #1347 (-3)
21M β†’ 35K
4:35 | 6:08/mi
23M
2:20:50
23.00 mi
Rank: #1346 (+1)
35K β†’ 23M
7:56 | 6:21/mi
24M
2:27:03
24.00 mi
Rank: #1341 (+5)
23M β†’ 24M
6:13 | 6:13/mi
40K
2:32:26
24.85 mi
Rank: #1332 (+9)
24M β†’ 40K
5:23 | 6:18/mi
25.2M
2:34:46
25.20 mi
Rank: #1328 (+4)
40K β†’ 25.2M
2:20 | 6:46/mi
FINISH
2:40:58
26.22 mi
Rank: #1329 (-1)
25.2M β†’ FINISH
6:12 | 6:06/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:18:01
Pace5:58 /mi
2nd Half
Distance13.11 mi
Time1:22:57
Pace6:20 /mi
πŸ“ŠPositive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5718:315:5818:31
5:58
-
10K
6.21 mi10:37:1036:445:5518:13
5:52
-0:06
15K
9.32 mi10:55:4155:155:5618:31
5:58
+0:06
20K
12.43 mi11:14:211:13:555:5718:40
6:01
+0:03
HALF
13.11 mi11:18:271:18:015:584:06
6:01
0:00
25K
15.53 mi11:33:151:32:495:5914:48
6:07
+0:06
30K
18.64 mi11:53:031:52:376:0319:48
6:23
+0:16
20M
20.00 mi12:01:552:01:296:058:52
6:32
+0:09
21M
21.00 mi12:08:452:08:196:076:50
6:50
+0:18
35K
21.75 mi12:13:202:12:546:074:35
6:08
-0:42
23M
23.00 mi12:21:162:20:506:087:56
6:21
+0:13
24M
24.00 mi12:27:292:27:036:086:13
6:13
-0:08
40K
24.85 mi12:32:522:32:266:085:23
6:18
+0:05
25.2M
25.20 mi12:35:122:34:466:092:20
6:46
+0:28
FINISH
26.22 mi12:41:242:40:586:096:12
6:06
-0:40

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

5:52 /mi

Average Pace

6:09 /mi

Slowest Pace

6:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:22:56

89% of race

Time at Steady Pace

18:02

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:08 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:18:5718:315:5818:31
5:58
#1022
10K
6.21 mi10:37:1036:445:5518:13
5:52
#948
15K
9.32 mi10:55:4155:155:5618:31
5:58
#1001
20K
12.43 mi11:14:211:13:555:5718:40
6:01
#1030
HALF
13.11 mi11:18:271:18:015:584:06
6:01
#1056
25K
15.53 mi11:33:151:32:495:5914:48
6:07
#1118
30K
18.64 mi11:53:031:52:376:0319:48
6:23
#1226
20M
20.00 mi12:01:552:01:296:058:52
6:32
#1307
21M
21.00 mi12:08:452:08:196:076:50
6:50
#1344
35K
21.75 mi12:13:202:12:546:074:35
6:08
#1347
23M
23.00 mi12:21:162:20:506:087:56
6:21
#1346
24M
24.00 mi12:27:292:27:036:086:13
6:13
#1341
40K
24.85 mi12:32:522:32:266:085:23
6:18
#1332
25.2M
25.20 mi12:35:122:34:466:092:20
6:46
#1328
FINISH
26.22 mi12:41:242:40:586:096:12
6:06
#1329
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi10229729721175(Top 4%)1130(Top 7%)1130(Top 51%)
10K6.21 mi3.10 mi948+74906+66906+66873(Top 3%)835(Top 5%)835(Top 38%)
15K9.32 mi3.11 mi1001-53959-53959-531175(Top 4%)1130(Top 7%)1130(Top 51%)
20K12.43 mi3.11 mi1030-29988-29988-291195(Top 4%)1149(Top 7%)1149(Top 52%)
HALF13.11 mi0.68 mi1056-261014-261014-261517(Top 5%)1464(Top 9%)1464(Top 67%)
25K15.53 mi2.42 mi1118-621073-591073-591463(Top 5%)1410(Top 9%)1410(Top 64%)
30K18.64 mi3.11 mi1226-1081180-1071180-1071960(Top 7%)1879(Top 11%)1879(Top 85%)
20M20.00 mi1.36 mi1307-811260-801260-802533(Top 9%)2397(Top 15%)2397(Top 109%)
21M21.00 mi1.00 mi1344-371295-351295-352574(Top 9%)2416(Top 15%)2416(Top 110%)
35K21.75 mi0.75 mi1347-31298-31298-31666(Top 6%)1588(Top 10%)1588(Top 72%)
23M23.00 mi1.25 mi1346+11296+21296+21704(Top 6%)1625(Top 10%)1625(Top 74%)
24M24.00 mi1.00 mi1341+51290+61290+61805(Top 6%)1709(Top 10%)1709(Top 78%)
40K24.85 mi0.85 mi1332+91280+101280+101703(Top 6%)1602(Top 10%)1602(Top 73%)
25.2M25.20 mi0.35 mi1328+41276+41276+41675(Top 6%)1562(Top 10%)1562(Top 71%)
FINISH26.22 mi1.02 mi1329-11278-21278-21950(Top 7%)1806(Top 11%)1806(Top 82%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
Γ—21
+97ft-345ft

Overall

1175

Males

1130

M40-44

1130

5K→10K

3.1 - 6.2 mi

Top 3%
Γ—5
+79ft-138ft

Overall

873

Males

835

M40-44

835

10K→15K

6.2 - 9.3 mi

Top 4%
Γ—3
+67ft-78ft

Overall

1175

Males

1130

M40-44

1130

15K→20K

9.3 - 12.4 mi

Top 4%
Γ—5
+106ft-86ft

Overall

1195

Males

1149

M40-44

1149

20K→HALF

12.4 - 13.1 mi

Top 5%
Γ—2
+19ft-37ft

Overall

1517

Males

1464

M40-44

1464

HALF→25K

13.1 - 15.5 mi

Top 5%
Γ—4
+66ft-88ft

Overall

1463

Males

1410

M40-44

1410

25K→30K

15.5 - 18.6 mi

Top 7%
Γ—9
+181ft-148ft

Overall

1960

Males

1879

M40-44

1879

30K→20M

18.6 - 20.0 mi

Top 9%
Γ—5
+64ft-50ft

Overall

2533

Males

2397

M40-44

2397

20M→21M

20.0 - 21.0 mi

Top 9%
Γ—8
+106ft-24ft

Overall

2574

Males

2416

M40-44

2416

21M→35K

21.0 - 21.8 mi

Top 6%
Γ—7
+17ft-86ft

Overall

1666

Males

1588

M40-44

1588

35K→23M

21.8 - 23.0 mi

Top 6%
Γ—5
+23ft-63ft

Overall

1704

Males

1625

M40-44

1625

23M→24M

23.0 - 24.0 mi

Top 6%
Γ—6
+12ft-82ft

Overall

1805

Males

1709

M40-44

1709

24M→40K

24.0 - 24.9 mi

Top 6%
Γ—1
+6ft-20ft

Overall

1703

Males

1602

M40-44

1602

40K→25.2M

24.9 - 25.2 mi

Top 6%
Γ—1
+13ft-16ft

Overall

1675

Males

1562

M40-44

1562

25.2M→FINISH

25.2 - 26.2 mi

Top 7%
Γ—2
+22ft-21ft

Overall

1950

Males

1806

M40-44

1806

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
322
Passed By
629
Net Change
-307
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1022
5K β†’ 10K9824+74#1022#948
10K β†’ 15K1366-53#948#1001
15K β†’ 20K2453-29#1001#1030
20K β†’ HALF329-26#1030#1056
HALF β†’ 25K1577-62#1056#1118
25K β†’ 30K30138-108#1118#1226
30K β†’ 20M485-81#1226#1307
20M β†’ 21M1552-37#1307#1344
21M β†’ 35K1518-3#1344#1347
35K β†’ 23M3029+1#1347#1346
23M β†’ 24M2823+5#1346#1341
24M β†’ 40K2314+9#1341#1332
40K β†’ 25.2M84+4#1332#1328
25.2M β†’ FINISH1617-1#1328#1329
TOTALS322629-307
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing