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BOSTON MARATHON 2026

Colin O'Donnell

Bib: 25471•M

IL

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M65-69)
#0 / 774
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
26:43
3.11 mi
Rank: #20612
Start → 5K
26:43 | 8:36/mi
10K
54:30
6.21 mi
Rank: #21687 (-1075)
5K → 10K
27:47 | 8:57/mi
15K
1:21:59
9.32 mi
Rank: #21771 (-84)
10K → 15K
27:29 | 8:51/mi
20K
1:50:02
12.43 mi
Rank: #21803 (-32)
15K → 20K
28:03 | 9:02/mi
HALF
1:56:00
13.11 mi
Rank: #21783 (+20)
20K → HALF
5:58 | 8:46/mi
25K
2:18:00
15.53 mi
Rank: #21713 (+70)
HALF → 25K
22:00 | 9:05/mi
30K
2:47:44
18.64 mi
Rank: #21765 (-52)
25K → 30K
29:44 | 9:35/mi
20M
3:01:55
20.00 mi
Rank: #21967 (-202)
30K → 20M
14:11 | 10:27/mi
21M
3:14:24
21.00 mi
Rank: #22376 (-409)
20M → 21M
12:29 | 12:29/mi
35K
3:21:50
21.75 mi
Rank: #22395 (-19)
21M → 35K
7:26 | 9:57/mi
23M
3:35:55
23.00 mi
Rank: #22612 (-217)
35K → 23M
14:05 | 11:16/mi
24M
3:46:37
24.00 mi
Rank: #22715 (-103)
23M → 24M
10:42 | 10:42/mi
40K
3:55:38
24.85 mi
Rank: #22718 (-3)
24M → 40K
9:01 | 10:33/mi
25.2M
3:59:51
25.20 mi
Rank: #22764 (-46)
40K → 25.2M
4:13 | 12:14/mi
FINISH
4:10:31
26.22 mi
Rank: #22846 (-82)
25.2M → FINISH
10:40 | 10:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:56:00
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:14:31
Pace10:16 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:1426:438:3626:43
8:36
-
10K
6.21 mi12:01:0154:308:4727:47
8:57
+0:21
15K
9.32 mi12:28:301:21:598:4827:29
8:51
-0:06
20K
12.43 mi12:56:331:50:028:5228:03
9:02
+0:11
HALF
13.11 mi13:02:311:56:008:515:58
8:46
-0:16
25K
15.53 mi13:24:312:18:008:5422:00
9:05
+0:19
30K
18.64 mi13:54:152:47:449:0029:44
9:35
+0:30
20M
20.00 mi14:08:263:01:559:0614:11
10:27
+0:52
21M
21.00 mi14:20:553:14:249:1612:29
12:29
+2:02
35K
21.75 mi14:28:213:21:509:177:26
9:57
-2:32
23M
23.00 mi14:42:263:35:559:2414:05
11:16
+1:19
24M
24.00 mi14:53:083:46:379:2710:42
10:42
-0:34
40K
24.85 mi15:02:093:55:389:299:01
10:33
-0:09
25.2M
25.20 mi15:06:223:59:519:324:13
12:14
+1:41
FINISH
26.22 mi15:17:024:10:319:3410:40
10:29
-1:45

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

8:36 /mi

Average Pace

9:34 /mi

Slowest Pace

12:29 /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

2:18:00

55% of race

Time at Steady Pace

1:11:02

28% of race

Time at Slower Pace

41:29

17% of race

Average Pace: 9:33 /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 mi11:33:1426:438:3626:43
8:36
#20612
10K
6.21 mi12:01:0154:308:4727:47
8:57
#21687
15K
9.32 mi12:28:301:21:598:4827:29
8:51
#21771
20K
12.43 mi12:56:331:50:028:5228:03
9:02
#21803
HALF
13.11 mi13:02:311:56:008:515:58
8:46
#21783
25K
15.53 mi13:24:312:18:008:5422:00
9:05
#21713
30K
18.64 mi13:54:152:47:449:0029:44
9:35
#21765
20M
20.00 mi14:08:263:01:559:0614:11
10:27
#21967
21M
21.00 mi14:20:553:14:249:1612:29
12:29
#22376
35K
21.75 mi14:28:213:21:509:177:26
9:57
#22395
23M
23.00 mi14:42:263:35:559:2414:05
11:16
#22612
24M
24.00 mi14:53:083:46:379:2710:42
10:42
#22715
40K
24.85 mi15:02:093:55:389:299:01
10:33
#22718
25.2M
25.20 mi15:06:223:59:519:324:13
12:14
#22764
FINISH
26.22 mi15:17:024:10:319:3410:40
10:29
#22846
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi20612125621256221959(Top 76%)13246(Top 81%)13246(Top 1711%)
10K6.21 mi3.10 mi21687-107513083-52113083-52122599(Top 78%)13561(Top 83%)13561(Top 1752%)
15K9.32 mi3.11 mi21771-8413133-5013133-5021959(Top 76%)13246(Top 81%)13246(Top 1711%)
20K12.43 mi3.11 mi21803-3213149-1613149-1622037(Top 76%)13267(Top 81%)13267(Top 1714%)
HALF13.11 mi0.68 mi21783+2013142+713142+721578(Top 74%)13073(Top 80%)13073(Top 1689%)
25K15.53 mi2.42 mi21713+7013106+3613106+3621484(Top 74%)12994(Top 80%)12994(Top 1679%)
30K18.64 mi3.11 mi21765-5213117-1113117-1121862(Top 75%)13077(Top 80%)13077(Top 1690%)
20M20.00 mi1.36 mi21967-20213197-8013197-8023705(Top 82%)13860(Top 85%)13860(Top 1791%)
21M21.00 mi1.00 mi22376-40913380-18313380-18325753(Top 89%)14757(Top 90%)14757(Top 1907%)
35K21.75 mi0.75 mi22395-19133801338022962(Top 79%)13441(Top 82%)13441(Top 1737%)
23M23.00 mi1.25 mi22612-21713456-7613456-7625003(Top 86%)14342(Top 88%)14342(Top 1853%)
24M24.00 mi1.00 mi22715-10313482-2613482-2624494(Top 84%)14064(Top 86%)14064(Top 1817%)
40K24.85 mi0.85 mi22718-313474+813474+823310(Top 80%)13445(Top 82%)13445(Top 1737%)
25.2M25.20 mi0.35 mi22764-4613497-2313497-2324832(Top 86%)14179(Top 87%)14179(Top 1832%)
FINISH26.22 mi1.02 mi22846-8213533-3613533-3624987(Top 86%)14269(Top 87%)14269(Top 1844%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21
+97ft-345ft

Overall

21959

Males

13246

M65-69

13246

5K→10K

3.1 - 6.2 mi

Top 78%
×5
+79ft-138ft

Overall

22599

Males

13561

M65-69

13561

10K→15K

6.2 - 9.3 mi

Top 76%
×3
+67ft-78ft

Overall

21959

Males

13246

M65-69

13246

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

22037

Males

13267

M65-69

13267

20K→HALF

12.4 - 13.1 mi

Top 74%
×2
+19ft-37ft

Overall

21578

Males

13073

M65-69

13073

HALF→25K

13.1 - 15.5 mi

Top 74%
×4
+66ft-88ft

Overall

21484

Males

12994

M65-69

12994

25K→30K

15.5 - 18.6 mi

Top 75%
×9
+181ft-148ft

Overall

21862

Males

13077

M65-69

13077

30K→20M

18.6 - 20.0 mi

Top 82%
×5
+64ft-50ft

Overall

23705

Males

13860

M65-69

13860

20M→21M

20.0 - 21.0 mi

Top 89%
×8
+106ft-24ft

Overall

25753

Males

14757

M65-69

14757

21M→35K

21.0 - 21.8 mi

Top 79%
×7
+17ft-86ft

Overall

22962

Males

13441

M65-69

13441

35K→23M

21.8 - 23.0 mi

Top 86%
×5
+23ft-63ft

Overall

25003

Males

14342

M65-69

14342

23M→24M

23.0 - 24.0 mi

Top 84%
×6
+12ft-82ft

Overall

24494

Males

14064

M65-69

14064

24M→40K

24.0 - 24.9 mi

Top 80%
×1
+6ft-20ft

Overall

23310

Males

13445

M65-69

13445

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1
+13ft-16ft

Overall

24832

Males

14179

M65-69

14179

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
×2
+22ft-21ft

Overall

24987

Males

14269

M65-69

14269

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
865
Passed By
3099
Net Change
-2234
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20612
5K → 10K341109-1075#20612#21687
10K → 15K126210-84#21687#21771
15K → 20K159191-32#21771#21803
20K → HALF3616+20#21803#21783
HALF → 25K15686+70#21783#21713
25K → 30K142194-52#21713#21765
30K → 20M39241-202#21765#21967
20M → 21M14423-409#21967#22376
21M → 35K3958-19#22376#22395
35K → 23M26243-217#22395#22612
23M → 24M20123-103#22612#22715
24M → 40K5356-3#22715#22718
40K → 25.2M450-46#22718#22764
25.2M → FINISH1799-82#22764#22846
TOTALS8653099-2234
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing