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BOSTON MARATHON 2026

Harrison Mumford

Bib: 3327•M

ID

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 39%
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
20:35
3.11 mi
Rank: #5218
Start → 5K
20:35 | 6:38/mi
10K
40:58
6.21 mi
Rank: #4934 (+284)
5K → 10K
20:23 | 6:34/mi
15K
1:01:29
9.32 mi
Rank: #4927 (+7)
10K → 15K
20:31 | 6:37/mi
20K
1:22:43
12.43 mi
Rank: #5228 (-301)
15K → 20K
21:14 | 6:51/mi
HALF
1:27:13
13.11 mi
Rank: #5218 (+10)
20K → HALF
4:30 | 6:37/mi
25K
1:44:34
15.53 mi
Rank: #5782 (-564)
HALF → 25K
17:21 | 7:10/mi
30K
2:09:17
18.64 mi
Rank: #7240 (-1458)
25K → 30K
24:43 | 7:58/mi
20M
2:20:52
20.00 mi
Rank: #7833 (-593)
30K → 20M
11:35 | 8:32/mi
21M
2:30:13
21.00 mi
Rank: #8341 (-508)
20M → 21M
9:21 | 9:21/mi
35K
2:36:40
21.75 mi
Rank: #8704 (-363)
21M → 35K
6:27 | 8:38/mi
23M
2:49:02
23.00 mi
Rank: #9707 (-1003)
35K → 23M
12:22 | 9:53/mi
24M
2:58:46
24.00 mi
Rank: #10544 (-837)
23M → 24M
9:44 | 9:44/mi
40K
3:07:01
24.85 mi
Rank: #11069 (-525)
24M → 40K
8:15 | 9:39/mi
25.2M
3:10:23
25.20 mi
Rank: #11194 (-125)
40K → 25.2M
3:22 | 9:46/mi
FINISH
3:18:19
26.22 mi
Rank: #11269 (-75)
25.2M → FINISH
7:56 | 7:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:13
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:51:06
Pace8:29 /mi
📊Positive Split: 27.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1020:356:3820:35
6:38
-
10K
6.21 mi10:43:3340:586:3620:23
6:34
-0:04
15K
9.32 mi11:04:041:01:296:3620:31
6:37
+0:03
20K
12.43 mi11:25:181:22:436:4021:14
6:51
+0:14
HALF
13.11 mi11:29:481:27:136:404:30
6:37
-0:14
25K
15.53 mi11:47:091:44:346:4417:21
7:10
+0:33
30K
18.64 mi12:11:522:09:176:5724:43
7:58
+0:48
20M
20.00 mi12:23:272:20:527:0311:35
8:32
+0:34
21M
21.00 mi12:32:482:30:137:109:21
9:21
+0:49
35K
21.75 mi12:39:152:36:407:136:27
8:38
-0:43
23M
23.00 mi12:51:372:49:027:2112:22
9:53
+1:15
24M
24.00 mi13:01:212:58:467:279:44
9:44
-0:09
40K
24.85 mi13:09:363:07:017:328:15
9:39
-0:05
25.2M
25.20 mi13:12:583:10:237:343:22
9:46
+0:07
FINISH
26.22 mi13:20:543:18:197:357:56
7:48
-1:58

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

6:34 /mi

Average Pace

7:34 /mi

Slowest Pace

9:53 /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

1:44:34

53% of race

Time at Steady Pace

44:14

22% of race

Time at Slower Pace

49:31

25% of race

Average Pace: 7:34 /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 mi10:23:1020:356:3820:35
6:38
#5218
10K
6.21 mi10:43:3340:586:3620:23
6:34
#4934
15K
9.32 mi11:04:041:01:296:3620:31
6:37
#4927
20K
12.43 mi11:25:181:22:436:4021:14
6:51
#5228
HALF
13.11 mi11:29:481:27:136:404:30
6:37
#5218
25K
15.53 mi11:47:091:44:346:4417:21
7:10
#5782
30K
18.64 mi12:11:522:09:176:5724:43
7:58
#7240
20M
20.00 mi12:23:272:20:527:0311:35
8:32
#7833
21M
21.00 mi12:32:482:30:137:109:21
9:21
#8341
35K
21.75 mi12:39:152:36:407:136:27
8:38
#8704
23M
23.00 mi12:51:372:49:027:2112:22
9:53
#9707
24M
24.00 mi13:01:212:58:467:279:44
9:44
#10544
40K
24.85 mi13:09:363:07:017:328:15
9:39
#11069
25.2M
25.20 mi13:12:583:10:237:343:22
9:46
#11194
FINISH
26.22 mi13:20:543:18:197:357:56
7:48
#11269
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5218485748574974(Top 17%)4637(Top 28%)4637(Top 81%)
10K6.21 mi3.10 mi4934+2844614+2434614+2434725(Top 16%)4436(Top 27%)4436(Top 78%)
15K9.32 mi3.11 mi4927+74605+94605+94974(Top 17%)4637(Top 28%)4637(Top 81%)
20K12.43 mi3.11 mi5228-3014853-2484853-2486518(Top 22%)5800(Top 35%)5800(Top 101%)
HALF13.11 mi0.68 mi5218+104845+84845+85330(Top 18%)4907(Top 30%)4907(Top 86%)
25K15.53 mi2.42 mi5782-5645286-4415286-4418522(Top 29%)7044(Top 43%)7044(Top 123%)
30K18.64 mi3.11 mi7240-14586338-10526338-105213143(Top 45%)9178(Top 56%)9178(Top 160%)
20M20.00 mi1.36 mi7833-5936707-3696707-36916336(Top 56%)10437(Top 64%)10437(Top 182%)
21M21.00 mi1.00 mi8341-5086986-2796986-27917819(Top 61%)11052(Top 68%)11052(Top 193%)
35K21.75 mi0.75 mi8704-3637168-1827168-18218177(Top 63%)11114(Top 68%)11114(Top 194%)
23M23.00 mi1.25 mi9707-10037690-5227690-52221782(Top 75%)12803(Top 78%)12803(Top 224%)
24M24.00 mi1.00 mi10544-8378068-3788068-37822049(Top 76%)12895(Top 79%)12895(Top 225%)
40K24.85 mi0.85 mi11069-5258320-2528320-25220863(Top 72%)12271(Top 75%)12271(Top 214%)
25.2M25.20 mi0.35 mi11194-1258367-478367-4718394(Top 63%)11054(Top 68%)11054(Top 193%)
FINISH26.22 mi1.02 mi11269-758366+18366+113629(Top 47%)8842(Top 54%)8842(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21
+97ft-345ft

Overall

4974

Males

4637

M18-39

4637

5K→10K

3.1 - 6.2 mi

Top 16%
×5
+79ft-138ft

Overall

4725

Males

4436

M18-39

4436

10K→15K

6.2 - 9.3 mi

Top 17%
×3
+67ft-78ft

Overall

4974

Males

4637

M18-39

4637

15K→20K

9.3 - 12.4 mi

Top 22%
×5
+106ft-86ft

Overall

6518

Males

5800

M18-39

5800

20K→HALF

12.4 - 13.1 mi

Top 18%
×2
+19ft-37ft

Overall

5330

Males

4907

M18-39

4907

HALF→25K

13.1 - 15.5 mi

Top 29%
×4
+66ft-88ft

Overall

8522

Males

7044

M18-39

7044

25K→30K

15.5 - 18.6 mi

Top 45%
×9
+181ft-148ft

Overall

13143

Males

9178

M18-39

9178

30K→20M

18.6 - 20.0 mi

Top 56%
×5
+64ft-50ft

Overall

16336

Males

10437

M18-39

10437

20M→21M

20.0 - 21.0 mi

Top 61%
×8
+106ft-24ft

Overall

17819

Males

11052

M18-39

11052

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18177

Males

11114

M18-39

11114

35K→23M

21.8 - 23.0 mi

Top 75%
×5
+23ft-63ft

Overall

21782

Males

12803

M18-39

12803

23M→24M

23.0 - 24.0 mi

Top 76%
×6
+12ft-82ft

Overall

22049

Males

12895

M18-39

12895

24M→40K

24.0 - 24.9 mi

Top 72%
×1
+6ft-20ft

Overall

20863

Males

12271

M18-39

12271

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18394

Males

11054

M18-39

11054

25.2M→FINISH

25.2 - 26.2 mi

Top 47%
×2
+22ft-21ft

Overall

13629

Males

8842

M18-39

8842

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
688*
Passed By
2248
Net Change
-6051
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5218
5K → 10K355*71+284#5218#4934
10K → 15K107100+7#4934#4927
15K → 20K41200-301#4927#5228
20K → HALF2212+10#5228#5218
HALF → 25K26200-564#5218#5782
25K → 30K12200-1458#5782#7240
30K → 20M9200-593#7240#7833
20M → 21M6200-508#7833#8341
21M → 35K12200-363#8341#8704
35K → 23M18200-1003#8704#9707
23M → 24M8200-837#9707#10544
24M → 40K7200-525#10544#11069
40K → 25.2M8133-125#11069#11194
25.2M → FINISH57132-75#11194#11269
TOTALS688*2248-6051

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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