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BOSTON MARATHON 2026

Brett Mumford

Bib: 18073•M

ID

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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 (M55-59)
#0 / 1491
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
23:59
3.11 mi
Rank: #14728
Start → 5K
23:59 | 7:44/mi
10K
49:04
6.21 mi
Rank: #16278 (-1550)
5K → 10K
25:05 | 8:05/mi
15K
1:14:34
9.32 mi
Rank: #17060 (-782)
10K → 15K
25:30 | 8:13/mi
20K
1:41:57
12.43 mi
Rank: #18187 (-1127)
15K → 20K
27:23 | 8:49/mi
HALF
1:48:00
13.11 mi
Rank: #18397 (-210)
20K → HALF
6:03 | 8:53/mi
25K
2:18:34
15.53 mi
Rank: #21884 (-3487)
HALF → 25K
30:34 | 12:37/mi
30K
2:52:51
18.64 mi
Rank: #22890 (-1006)
25K → 30K
34:17 | 11:03/mi
20M
3:08:43
20.00 mi
Rank: #23239 (-349)
30K → 20M
15:52 | 11:41/mi
21M
3:21:39
21.00 mi
Rank: #23500 (-261)
20M → 21M
12:56 | 12:56/mi
35K
3:29:56
21.75 mi
Rank: #23578 (-78)
21M → 35K
8:17 | 11:05/mi
23M
3:46:04
23.00 mi
Rank: #23917 (-339)
35K → 23M
16:08 | 12:54/mi
24M
3:57:11
24.00 mi
Rank: #23998 (-81)
23M → 24M
11:07 | 11:07/mi
40K
4:07:42
24.85 mi
Rank: #24131 (-133)
24M → 40K
10:31 | 12:19/mi
25.2M
4:13:14
25.20 mi
Rank: #24284 (-153)
40K → 25.2M
5:32 | 16:03/mi
FINISH
4:24:05
26.22 mi
Rank: #24325 (-41)
25.2M → FINISH
10:51 | 10:39/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:00
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time2:36:05
Pace11:55 /mi
📊Positive Split: 44.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:0723:597:4423:59
7:44
-
10K
6.21 mi11:30:1249:047:5425:05
8:05
+0:21
15K
9.32 mi11:55:421:14:348:0125:30
8:13
+0:08
20K
12.43 mi12:23:051:41:578:1327:23
8:49
+0:36
HALF
13.11 mi12:29:081:48:008:156:03
8:53
+0:04
25K
15.53 mi12:59:422:18:348:5630:34
12:37
+3:44
30K
18.64 mi13:33:592:52:519:1734:17
11:03
-1:34
20M
20.00 mi13:49:513:08:439:2715:52
11:41
+0:38
21M
21.00 mi14:02:473:21:399:3712:56
12:56
+1:15
35K
21.75 mi14:11:043:29:569:408:17
11:05
-1:51
23M
23.00 mi14:27:123:46:049:5016:08
12:54
+1:49
24M
24.00 mi14:38:193:57:119:5311:07
11:07
-1:47
40K
24.85 mi14:48:504:07:429:5810:31
12:19
+1:12
25.2M
25.20 mi14:54:224:13:1410:035:32
16:03
+3:44
FINISH
26.22 mi15:05:134:24:0510:0510:51
10:39
-5:24

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

7:44 /mi

Average Pace

10:05 /mi

Slowest Pace

16:03 /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

1:48:00

41% of race

Time at Steady Pace

1:20:24

30% of race

Time at Slower Pace

1:15:41

29% of race

Average Pace: 10:04 /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 mi11:05:0723:597:4423:59
7:44
#14728
10K
6.21 mi11:30:1249:047:5425:05
8:05
#16278
15K
9.32 mi11:55:421:14:348:0125:30
8:13
#17060
20K
12.43 mi12:23:051:41:578:1327:23
8:49
#18187
HALF
13.11 mi12:29:081:48:008:156:03
8:53
#18397
25K
15.53 mi12:59:422:18:348:5630:34
12:37
#21884
30K
18.64 mi13:33:592:52:519:1734:17
11:03
#22890
20M
20.00 mi13:49:513:08:439:2715:52
11:41
#23239
21M
21.00 mi14:02:473:21:399:3712:56
12:56
#23500
35K
21.75 mi14:11:043:29:569:408:17
11:05
#23578
23M
23.00 mi14:27:123:46:049:5016:08
12:54
#23917
24M
24.00 mi14:38:193:57:119:5311:07
11:07
#23998
40K
24.85 mi14:48:504:07:429:5810:31
12:19
#24131
25.2M
25.20 mi14:54:224:13:1410:035:32
16:03
#24284
FINISH
26.22 mi15:05:134:24:0510:0510:51
10:39
#24325
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 mi14728101691016918381(Top 63%)11616(Top 71%)11616(Top 779%)
10K6.21 mi3.10 mi16278-155010713-54410713-54417784(Top 61%)11341(Top 69%)11341(Top 761%)
15K9.32 mi3.11 mi17060-78211025-31211025-31218381(Top 63%)11616(Top 71%)11616(Top 779%)
20K12.43 mi3.11 mi18187-112711520-49511520-49521046(Top 73%)12801(Top 78%)12801(Top 859%)
HALF13.11 mi0.68 mi18397-21011612-9211612-9222175(Top 76%)13370(Top 82%)13370(Top 897%)
25K15.53 mi2.42 mi21884-348713190-157813190-157827981(Top 96%)15936(Top 98%)15936(Top 1069%)
30K18.64 mi3.11 mi22890-100613648-45813648-45825398(Top 88%)14727(Top 90%)14727(Top 988%)
20M20.00 mi1.36 mi23239-34913792-14413792-14425956(Top 89%)14898(Top 91%)14898(Top 999%)
21M21.00 mi1.00 mi23500-26113918-12613918-12626282(Top 91%)15022(Top 92%)15022(Top 1008%)
35K21.75 mi0.75 mi23578-7813956-3813956-3825375(Top 87%)14569(Top 89%)14569(Top 977%)
23M23.00 mi1.25 mi23917-33914110-15414110-15427201(Top 94%)15419(Top 94%)15419(Top 1034%)
24M24.00 mi1.00 mi23998-8114125-1514125-1525327(Top 87%)14471(Top 89%)14471(Top 971%)
40K24.85 mi0.85 mi24131-13314179-5414179-5426274(Top 91%)14894(Top 91%)14894(Top 999%)
25.2M25.20 mi0.35 mi24284-15314240-6114240-6128470(Top 98%)15992(Top 98%)15992(Top 1073%)
FINISH26.22 mi1.02 mi24325-4114248-814248-825378(Top 87%)14457(Top 88%)14457(Top 970%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21
+97ft-345ft

Overall

18381

Males

11616

M55-59

11616

5K→10K

3.1 - 6.2 mi

Top 61%
×5
+79ft-138ft

Overall

17784

Males

11341

M55-59

11341

10K→15K

6.2 - 9.3 mi

Top 63%
×3
+67ft-78ft

Overall

18381

Males

11616

M55-59

11616

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21046

Males

12801

M55-59

12801

20K→HALF

12.4 - 13.1 mi

Top 76%
×2
+19ft-37ft

Overall

22175

Males

13370

M55-59

13370

HALF→25K

13.1 - 15.5 mi

Top 96%
×4
+66ft-88ft

Overall

27981

Males

15936

M55-59

15936

25K→30K

15.5 - 18.6 mi

Top 88%
×9
+181ft-148ft

Overall

25398

Males

14727

M55-59

14727

30K→20M

18.6 - 20.0 mi

Top 89%
×5
+64ft-50ft

Overall

25956

Males

14898

M55-59

14898

20M→21M

20.0 - 21.0 mi

Top 91%
×8
+106ft-24ft

Overall

26282

Males

15022

M55-59

15022

21M→35K

21.0 - 21.8 mi

Top 87%
×7
+17ft-86ft

Overall

25375

Males

14569

M55-59

14569

35K→23M

21.8 - 23.0 mi

Top 94%
×5
+23ft-63ft

Overall

27201

Males

15419

M55-59

15419

23M→24M

23.0 - 24.0 mi

Top 87%
×6
+12ft-82ft

Overall

25327

Males

14471

M55-59

14471

24M→40K

24.0 - 24.9 mi

Top 91%
×1
+6ft-20ft

Overall

26274

Males

14894

M55-59

14894

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1
+13ft-16ft

Overall

28470

Males

15992

M55-59

15992

25.2M→FINISH

25.2 - 26.2 mi

Top 87%
×2
+22ft-21ft

Overall

25378

Males

14457

M55-59

14457

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
270
Passed By
2382
Net Change
-9597
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14728
5K → 10K33200-1550#14728#16278
10K → 15K44200-782#16278#17060
15K → 20K24200-1127#17060#18187
20K → HALF3200-210#18187#18397
HALF → 25K0200-3487#18397#21884
25K → 30K28200-1006#21884#22890
30K → 20M19200-349#22890#23239
20M → 21M13200-261#23239#23500
21M → 35K24102-78#23500#23578
35K → 23M10200-339#23578#23917
23M → 24M28109-81#23917#23998
24M → 40K13146-133#23998#24131
40K → 25.2M0153-153#24131#24284
25.2M → FINISH3172-41#24284#24325
TOTALS2702382-9597
📊

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