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BOSTON MARATHON 2026

Jonathan Dunford

Bib: 11750•M

FL

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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 (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
37:03
3.11 mi
Rank: #28773
Start → 5K
37:03 | 11:56/mi
10K
1:14:09
6.21 mi
Rank: #28691 (+82)
5K → 10K
37:06 | 11:57/mi
15K
1:52:38
9.32 mi
Rank: #28679 (+12)
10K → 15K
38:29 | 12:24/mi
20K
2:32:26
12.43 mi
Rank: #28657 (+22)
15K → 20K
39:48 | 12:49/mi
HALF
2:40:36
13.11 mi
Rank: #28645 (+12)
20K → HALF
8:10 | 11:59/mi
25K
3:13:41
15.53 mi
Rank: #28642 (+3)
HALF → 25K
33:05 | 13:39/mi
30K
3:57:22
18.64 mi
Rank: #28621 (+21)
25K → 30K
43:41 | 14:04/mi
20M
4:16:54
20.00 mi
Rank: #28610 (+11)
30K → 20M
19:32 | 14:23/mi
21M
4:32:59
21.00 mi
Rank: #28621 (-11)
20M → 21M
16:05 | 16:05/mi
35K
4:45:55
21.75 mi
Rank: #28695 (-74)
21M → 35K
12:56 | 17:18/mi
23M
5:05:36
23.00 mi
Rank: #28722 (-27)
35K → 23M
19:41 | 15:44/mi
24M
5:24:44
24.00 mi
Rank: #28820 (-98)
23M → 24M
19:08 | 19:08/mi
40K
5:41:54
24.85 mi
Rank: #28900 (-80)
24M → 40K
17:10 | 20:05/mi
25.2M
5:48:27
25.20 mi
Rank: #28914 (-14)
40K → 25.2M
6:33 | 19:00/mi
FINISH
6:06:13
26.22 mi
Rank: #28950 (-36)
25.2M → FINISH
17:46 | 17:27/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:40:36
Pace12:16 /mi
2nd Half
Distance13.11 mi
Time3:25:37
Pace15:42 /mi
📊Positive Split: 28.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:2837:0311:5637:03
11:56
-
10K
6.21 mi11:34:341:14:0911:5637:06
11:57
+0:01
15K
9.32 mi12:13:031:52:3812:0638:29
12:24
+0:27
20K
12.43 mi12:52:512:32:2612:1639:48
12:49
+0:25
HALF
13.11 mi13:01:012:40:3612:168:10
11:59
-0:50
25K
15.53 mi13:34:063:13:4112:2933:05
13:39
+1:40
30K
18.64 mi14:17:473:57:2212:4543:41
14:04
+0:25
20M
20.00 mi14:37:194:16:5412:5119:32
14:23
+0:19
21M
21.00 mi14:53:244:32:5913:0016:05
16:05
+1:42
35K
21.75 mi15:06:204:45:5513:0912:56
17:18
+1:13
23M
23.00 mi15:26:015:05:3613:1819:41
15:44
-1:34
24M
24.00 mi15:45:095:24:4413:3219:08
19:08
+3:24
40K
24.85 mi16:02:195:41:5413:4617:10
20:05
+0:57
25.2M
25.20 mi16:08:525:48:2713:506:33
19:00
-1:05
FINISH
26.22 mi16:26:386:06:1313:5917:46
17:27
-1:33

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

11:56 /mi

Average Pace

13:59 /mi

Slowest Pace

20:05 /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

2:40:36

44% of race

Time at Steady Pace

1:55:59

32% of race

Time at Slower Pace

1:29:38

24% of race

Average Pace: 13:58 /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 mi10:57:2837:0311:5637:03
11:56
#28773
10K
6.21 mi11:34:341:14:0911:5637:06
11:57
#28691
15K
9.32 mi12:13:031:52:3812:0638:29
12:24
#28679
20K
12.43 mi12:52:512:32:2612:1639:48
12:49
#28657
HALF
13.11 mi13:01:012:40:3612:168:10
11:59
#28645
25K
15.53 mi13:34:063:13:4112:2933:05
13:39
#28642
30K
18.64 mi14:17:473:57:2212:4543:41
14:04
#28621
20M
20.00 mi14:37:194:16:5412:5119:32
14:23
#28610
21M
21.00 mi14:53:244:32:5913:0016:05
16:05
#28621
35K
21.75 mi15:06:204:45:5513:0912:56
17:18
#28695
23M
23.00 mi15:26:015:05:3613:1819:41
15:44
#28722
24M
24.00 mi15:45:095:24:4413:3219:08
19:08
#28820
40K
24.85 mi16:02:195:41:5413:4617:10
20:05
#28900
25.2M
25.20 mi16:08:525:48:2713:506:33
19:00
#28914
FINISH
26.22 mi16:26:386:06:1313:5917:46
17:27
#28950
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 mi28773162661626628587(Top 99%)16200(Top 99%)16200(Top 2093%)
10K6.21 mi3.10 mi28691+8216238+2816238+2828553(Top 98%)16197(Top 99%)16197(Top 2093%)
15K9.32 mi3.11 mi28679+1216236+216236+228587(Top 99%)16200(Top 99%)16200(Top 2093%)
20K12.43 mi3.11 mi28657+2216224+1216224+1228526(Top 98%)16158(Top 99%)16158(Top 2088%)
HALF13.11 mi0.68 mi28645+1216220+416220+428264(Top 97%)16045(Top 98%)16045(Top 2073%)
25K15.53 mi2.42 mi28642+316217+316217+328557(Top 98%)16151(Top 99%)16151(Top 2087%)
30K18.64 mi3.11 mi28621+2116203+1416203+1428399(Top 98%)16056(Top 98%)16056(Top 2074%)
20M20.00 mi1.36 mi28610+1116193+1016193+1028334(Top 98%)16014(Top 98%)16014(Top 2069%)
21M21.00 mi1.00 mi28621-1116195-216195-228613(Top 99%)16125(Top 99%)16125(Top 2083%)
35K21.75 mi0.75 mi28695-7416219-2416219-2428949(Top 100%)16296(Top 100%)16296(Top 2105%)
23M23.00 mi1.25 mi28722-2716225-616225-628817(Top 99%)16214(Top 99%)16214(Top 2095%)
24M24.00 mi1.00 mi28820-9816260-3516260-3528997(Top 100%)16326(Top 100%)16326(Top 2109%)
40K24.85 mi0.85 mi28900-8016286-2616286-2628992(Top 100%)16319(Top 100%)16319(Top 2108%)
25.2M25.20 mi0.35 mi28914-1416290-416290-428930(Top 100%)16280(Top 100%)16280(Top 2103%)
FINISH26.22 mi1.02 mi28950-3616304-1416304-1428968(Top 100%)16300(Top 100%)16300(Top 2106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21
+97ft-345ft

Overall

28587

Males

16200

M65-69

16200

5K→10K

3.1 - 6.2 mi

Top 98%
×5
+79ft-138ft

Overall

28553

Males

16197

M65-69

16197

10K→15K

6.2 - 9.3 mi

Top 99%
×3
+67ft-78ft

Overall

28587

Males

16200

M65-69

16200

15K→20K

9.3 - 12.4 mi

Top 98%
×5
+106ft-86ft

Overall

28526

Males

16158

M65-69

16158

20K→HALF

12.4 - 13.1 mi

Top 97%
×2
+19ft-37ft

Overall

28264

Males

16045

M65-69

16045

HALF→25K

13.1 - 15.5 mi

Top 98%
×4
+66ft-88ft

Overall

28557

Males

16151

M65-69

16151

25K→30K

15.5 - 18.6 mi

Top 98%
×9
+181ft-148ft

Overall

28399

Males

16056

M65-69

16056

30K→20M

18.6 - 20.0 mi

Top 98%
×5
+64ft-50ft

Overall

28334

Males

16014

M65-69

16014

20M→21M

20.0 - 21.0 mi

Top 99%
×8
+106ft-24ft

Overall

28613

Males

16125

M65-69

16125

21M→35K

21.0 - 21.8 mi

Top 100%
×7
+17ft-86ft

Overall

28949

Males

16296

M65-69

16296

35K→23M

21.8 - 23.0 mi

Top 99%
×5
+23ft-63ft

Overall

28817

Males

16214

M65-69

16214

23M→24M

23.0 - 24.0 mi

Top 100%
×6
+12ft-82ft

Overall

28997

Males

16326

M65-69

16326

24M→40K

24.0 - 24.9 mi

Top 100%
×1
+6ft-20ft

Overall

28992

Males

16319

M65-69

16319

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1
+13ft-16ft

Overall

28930

Males

16280

M65-69

16280

25.2M→FINISH

25.2 - 26.2 mi

Top 100%
×2
+22ft-21ft

Overall

28968

Males

16300

M65-69

16300

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
351
Passed By
528
Net Change
-177
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28773
5K → 10K10422+82#28773#28691
10K → 15K5341+12#28691#28679
15K → 20K5432+22#28679#28657
20K → HALF142+12#28657#28645
HALF → 25K4340+3#28645#28642
25K → 30K4928+21#28642#28621
30K → 20M2211+11#28621#28610
20M → 21M718-11#28610#28621
21M → 35K276-74#28621#28695
35K → 23M229-27#28695#28722
23M → 24M098-98#28722#28820
24M → 40K080-80#28820#28900
40K → 25.2M014-14#28900#28914
25.2M → FINISH137-36#28914#28950
TOTALS351528-177
📊

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