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BOSTON MARATHON 2026

Craig Colebourn

Bib: 13955•M

MA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 45%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 47%
Age Group (M55-59)
#0 / 1491
Top 38%
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
22:57
3.11 mi
Rank: #11820
Start → 5K
22:57 | 7:24/mi
10K
46:11
6.21 mi
Rank: #12252 (-432)
5K → 10K
23:14 | 7:29/mi
15K
1:12:06
9.32 mi
Rank: #14845 (-2593)
10K → 15K
25:55 | 8:21/mi
20K
1:36:03
12.43 mi
Rank: #14536 (+309)
15K → 20K
23:57 | 7:43/mi
HALF
1:41:10
13.11 mi
Rank: #14472 (+64)
20K → HALF
5:07 | 7:31/mi
25K
2:00:32
15.53 mi
Rank: #14582 (-110)
HALF → 25K
19:22 | 8:00/mi
30K
2:25:45
18.64 mi
Rank: #14511 (+71)
25K → 30K
25:13 | 8:07/mi
20M
2:36:43
20.00 mi
Rank: #14401 (+110)
30K → 20M
10:58 | 8:05/mi
21M
2:44:55
21.00 mi
Rank: #14177 (+224)
20M → 21M
8:12 | 8:12/mi
35K
2:50:26
21.75 mi
Rank: #13989 (+188)
21M → 35K
5:31 | 7:23/mi
23M
2:59:54
23.00 mi
Rank: #13693 (+296)
35K → 23M
9:28 | 7:34/mi
24M
3:07:17
24.00 mi
Rank: #13461 (+232)
23M → 24M
7:23 | 7:23/mi
40K
3:13:46
24.85 mi
Rank: #13288 (+173)
24M → 40K
6:29 | 7:35/mi
25.2M
3:16:40
25.20 mi
Rank: #13241 (+47)
40K → 25.2M
2:54 | 8:25/mi
FINISH
3:24:10
26.22 mi
Rank: #13110 (+131)
25.2M → FINISH
7:30 | 7:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:10
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:43:00
Pace7:52 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1322:577:2422:57
7:24
-
10K
6.21 mi11:15:2746:117:2623:14
7:29
+0:05
15K
9.32 mi11:41:221:12:067:4525:55
8:21
+0:52
20K
12.43 mi12:05:191:36:037:4423:57
7:43
-0:38
HALF
13.11 mi12:10:261:41:107:445:07
7:31
-0:12
25K
15.53 mi12:29:482:00:327:4619:22
8:00
+0:29
30K
18.64 mi12:55:012:25:457:5025:13
8:07
+0:07
20M
20.00 mi13:05:592:36:437:5110:58
8:05
-0:02
21M
21.00 mi13:14:112:44:557:528:12
8:12
+0:07
35K
21.75 mi13:19:422:50:267:515:31
7:23
-0:49
23M
23.00 mi13:29:102:59:547:509:28
7:34
+0:11
24M
24.00 mi13:36:333:07:177:497:23
7:23
-0:11
40K
24.85 mi13:43:023:13:467:486:29
7:35
+0:12
25.2M
25.20 mi13:45:563:16:407:492:54
8:25
+0:50
FINISH
26.22 mi13:53:263:24:107:487:30
7:22
-1:03

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

7:22 /mi

Average Pace

7:48 /mi

Slowest Pace

8:25 /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

2:21:56

70% of race

Time at Steady Pace

1:02:14

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:47 /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 mi10:52:1322:577:2422:57
7:24
#11820
10K
6.21 mi11:15:2746:117:2623:14
7:29
#12252
15K
9.32 mi11:41:221:12:067:4525:55
8:21
#14845
20K
12.43 mi12:05:191:36:037:4423:57
7:43
#14536
HALF
13.11 mi12:10:261:41:107:445:07
7:31
#14472
25K
15.53 mi12:29:482:00:327:4619:22
8:00
#14582
30K
18.64 mi12:55:012:25:457:5025:13
8:07
#14511
20M
20.00 mi13:05:592:36:437:5110:58
8:05
#14401
21M
21.00 mi13:14:112:44:557:528:12
8:12
#14177
35K
21.75 mi13:19:422:50:267:515:31
7:23
#13989
23M
23.00 mi13:29:102:59:547:509:28
7:34
#13693
24M
24.00 mi13:36:333:07:177:497:23
7:23
#13461
40K
24.85 mi13:43:023:13:467:486:29
7:35
#13288
25.2M
25.20 mi13:45:563:16:407:492:54
8:25
#13241
FINISH
26.22 mi13:53:263:24:107:487:30
7:22
#13110
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 mi118208964896419220(Top 66%)11970(Top 73%)11970(Top 803%)
10K6.21 mi3.10 mi12252-4329121-1579121-15712733(Top 44%)9293(Top 57%)9293(Top 623%)
15K9.32 mi3.11 mi14845-259310142-102110142-102119220(Top 66%)11970(Top 73%)11970(Top 803%)
20K12.43 mi3.11 mi14536+30910026+11610026+11613780(Top 47%)9638(Top 59%)9638(Top 646%)
HALF13.11 mi0.68 mi14472+6410002+2410002+2413032(Top 45%)9381(Top 57%)9381(Top 629%)
25K15.53 mi2.42 mi14582-11010020-1810020-1815270(Top 53%)10192(Top 62%)10192(Top 684%)
30K18.64 mi3.11 mi14511+719947+739947+7314300(Top 49%)9671(Top 59%)9671(Top 649%)
20M20.00 mi1.36 mi14401+1109883+649883+6413286(Top 46%)9141(Top 56%)9141(Top 613%)
21M21.00 mi1.00 mi14177+2249769+1149769+11411178(Top 39%)8071(Top 49%)8071(Top 541%)
35K21.75 mi0.75 mi13989+1889666+1039666+1039898(Top 34%)7441(Top 46%)7441(Top 499%)
23M23.00 mi1.25 mi13693+2969507+1599507+1599334(Top 32%)7069(Top 43%)7069(Top 474%)
24M24.00 mi1.00 mi13461+2329390+1179390+1179217(Top 32%)6912(Top 42%)6912(Top 464%)
40K24.85 mi0.85 mi13288+1739303+879303+879454(Top 33%)6945(Top 43%)6945(Top 466%)
25.2M25.20 mi0.35 mi13241+479276+279276+2710995(Top 38%)7639(Top 47%)7639(Top 512%)
FINISH26.22 mi1.02 mi13110+1319187+899187+8910342(Top 36%)7298(Top 45%)7298(Top 489%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19220

Males

11970

M55-59

11970

5K→10K

3.1 - 6.2 mi

Top 44%
×5
+79ft-138ft

Overall

12733

Males

9293

M55-59

9293

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19220

Males

11970

M55-59

11970

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13780

Males

9638

M55-59

9638

20K→HALF

12.4 - 13.1 mi

Top 45%
×2
+19ft-37ft

Overall

13032

Males

9381

M55-59

9381

HALF→25K

13.1 - 15.5 mi

Top 53%
×4
+66ft-88ft

Overall

15270

Males

10192

M55-59

10192

25K→30K

15.5 - 18.6 mi

Top 49%
×9
+181ft-148ft

Overall

14300

Males

9671

M55-59

9671

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13286

Males

9141

M55-59

9141

20M→21M

20.0 - 21.0 mi

Top 39%
×8
+106ft-24ft

Overall

11178

Males

8071

M55-59

8071

21M→35K

21.0 - 21.8 mi

Top 34%
×7
+17ft-86ft

Overall

9898

Males

7441

M55-59

7441

35K→23M

21.8 - 23.0 mi

Top 32%
×5
+23ft-63ft

Overall

9334

Males

7069

M55-59

7069

23M→24M

23.0 - 24.0 mi

Top 32%
×6
+12ft-82ft

Overall

9217

Males

6912

M55-59

6912

24M→40K

24.0 - 24.9 mi

Top 33%
×1
+6ft-20ft

Overall

9454

Males

6945

M55-59

6945

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1
+13ft-16ft

Overall

10995

Males

7639

M55-59

7639

25.2M→FINISH

25.2 - 26.2 mi

Top 36%
×2
+22ft-21ft

Overall

10342

Males

7298

M55-59

7298

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2371
Passed By
3661
Net Change
-1290
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11820
5K → 10K122554-432#11820#12252
10K → 15K82601-2593#12252#14845
15K → 20K35445+309#14845#14536
20K → HALF728+64#14536#14472
HALF → 25K108218-110#14472#14582
25K → 30K230159+71#14582#14511
30K → 20M14333+110#14511#14401
20M → 21M2317+224#14401#14177
21M → 35K1891+188#14177#13989
35K → 23M2982+296#13989#13693
23M → 24M2331+232#13693#13461
24M → 40K1796+173#13461#13288
40K → 25.2M5811+47#13288#13241
25.2M → FINISH14615+131#13241#13110
TOTALS23713661-1290
📊

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