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BOSTON MARATHON 2026

Harry Seward

Bib: 6148•M

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0:00
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Overall
#0 / 29021
Top 9%
Gender (Male)
#0 / 16340
Top 16%
Age Group (M18-39)
#0 / 5723
Top 36%
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
20:07
3.11 mi
Rank: #3987
Start → 5K
20:07 | 6:29/mi
10K
39:57
6.21 mi
Rank: #3667 (+320)
5K → 10K
19:50 | 6:24/mi
15K
59:25
9.32 mi
Rank: #3312 (+355)
10K → 15K
19:28 | 6:16/mi
20K
1:19:04
12.43 mi
Rank: #3121 (+191)
15K → 20K
19:39 | 6:20/mi
HALF
1:23:21
13.11 mi
Rank: #3104 (+17)
20K → HALF
4:17 | 6:18/mi
25K
1:38:45
15.53 mi
Rank: #2991 (+113)
HALF → 25K
15:24 | 6:21/mi
30K
1:59:01
18.64 mi
Rank: #2913 (+78)
25K → 30K
20:16 | 6:32/mi
20M
2:08:01
20.00 mi
Rank: #2899 (+14)
30K → 20M
9:00 | 6:38/mi
21M
2:14:48
21.00 mi
Rank: #2826 (+73)
20M → 21M
6:47 | 6:47/mi
35K
2:19:35
21.75 mi
Rank: #2817 (+9)
21M → 35K
4:47 | 6:24/mi
23M
2:27:47
23.00 mi
Rank: #2778 (+39)
35K → 23M
8:12 | 6:34/mi
24M
2:34:03
24.00 mi
Rank: #2710 (+68)
23M → 24M
6:16 | 6:16/mi
40K
2:39:36
24.85 mi
Rank: #2676 (+34)
24M → 40K
5:33 | 6:30/mi
25.2M
2:42:02
25.20 mi
Rank: #2659 (+17)
40K → 25.2M
2:26 | 7:04/mi
FINISH
2:48:29
26.22 mi
Rank: #2649 (+10)
25.2M → FINISH
6:27 | 6:20/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:23:21
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:25:08
Pace6:30 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1120:076:2920:07
6:29
-
10K
6.21 mi10:45:0139:576:2619:50
6:24
-0:05
15K
9.32 mi11:04:2959:256:2319:28
6:16
-0:08
20K
12.43 mi11:24:081:19:046:2219:39
6:20
+0:04
HALF
13.11 mi11:28:251:23:216:224:17
6:18
-0:02
25K
15.53 mi11:43:491:38:456:2215:24
6:21
+0:03
30K
18.64 mi12:04:051:59:016:2420:16
6:32
+0:11
20M
20.00 mi12:13:052:08:016:259:00
6:38
+0:06
21M
21.00 mi12:19:522:14:486:266:47
6:47
+0:09
35K
21.75 mi12:24:392:19:356:264:47
6:24
-0:23
23M
23.00 mi12:32:512:27:476:268:12
6:34
+0:10
24M
24.00 mi12:39:072:34:036:266:16
6:16
-0:18
40K
24.85 mi12:44:402:39:366:265:33
6:30
+0:14
25.2M
25.20 mi12:47:062:42:026:262:26
7:04
+0:34
FINISH
26.22 mi12:53:332:48:296:266:27
6:20
-0:44

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

6:16 /mi

Average Pace

6:26 /mi

Slowest Pace

7:04 /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

2:46:03

99% of race

Time at Steady Pace

2:26

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:26 /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 mi10:25:1120:076:2920:07
6:29
#3987
10K
6.21 mi10:45:0139:576:2619:50
6:24
#3667
15K
9.32 mi11:04:2959:256:2319:28
6:16
#3312
20K
12.43 mi11:24:081:19:046:2219:39
6:20
#3121
HALF
13.11 mi11:28:251:23:216:224:17
6:18
#3104
25K
15.53 mi11:43:491:38:456:2215:24
6:21
#2991
30K
18.64 mi12:04:051:59:016:2420:16
6:32
#2913
20M
20.00 mi12:13:052:08:016:259:00
6:38
#2899
21M
21.00 mi12:19:522:14:486:266:47
6:47
#2826
35K
21.75 mi12:24:392:19:356:264:47
6:24
#2817
23M
23.00 mi12:32:512:27:476:268:12
6:34
#2778
24M
24.00 mi12:39:072:34:036:266:16
6:16
#2710
40K
24.85 mi12:44:402:39:366:265:33
6:30
#2676
25.2M
25.20 mi12:47:062:42:026:262:26
7:04
#2659
FINISH
26.22 mi12:53:332:48:296:266:27
6:20
#2649
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 mi3987379037902673(Top 9%)2573(Top 16%)2573(Top 45%)
10K6.21 mi3.10 mi3667+3203490+3003490+3003415(Top 12%)3262(Top 20%)3262(Top 57%)
15K9.32 mi3.11 mi3312+3553171+3193171+3192673(Top 9%)2573(Top 16%)2573(Top 45%)
20K12.43 mi3.11 mi3121+1912991+1802991+1802703(Top 9%)2600(Top 16%)2600(Top 45%)
HALF13.11 mi0.68 mi3104+172974+172974+172961(Top 10%)2846(Top 17%)2846(Top 50%)
25K15.53 mi2.42 mi2991+1132868+1062868+1062607(Top 9%)2503(Top 15%)2503(Top 44%)
30K18.64 mi3.11 mi2913+782799+692799+692688(Top 9%)2570(Top 16%)2570(Top 45%)
20M20.00 mi1.36 mi2899+142784+152784+153055(Top 11%)2864(Top 18%)2864(Top 50%)
21M21.00 mi1.00 mi2826+732712+722712+722377(Top 8%)2250(Top 14%)2250(Top 39%)
35K21.75 mi0.75 mi2817+92702+102702+102952(Top 10%)2750(Top 17%)2750(Top 48%)
23M23.00 mi1.25 mi2778+392665+372665+372659(Top 9%)2485(Top 15%)2485(Top 43%)
24M24.00 mi1.00 mi2710+682598+672598+672065(Top 7%)1945(Top 12%)1945(Top 34%)
40K24.85 mi0.85 mi2676+342566+322566+322506(Top 9%)2305(Top 14%)2305(Top 40%)
25.2M25.20 mi0.35 mi2659+172549+172549+172863(Top 10%)2583(Top 16%)2583(Top 45%)
FINISH26.22 mi1.02 mi2649+102540+92540+93158(Top 11%)2799(Top 17%)2799(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21
+97ft-345ft

Overall

2673

Males

2573

M18-39

2573

5K→10K

3.1 - 6.2 mi

Top 12%
×5
+79ft-138ft

Overall

3415

Males

3262

M18-39

3262

10K→15K

6.2 - 9.3 mi

Top 9%
×3
+67ft-78ft

Overall

2673

Males

2573

M18-39

2573

15K→20K

9.3 - 12.4 mi

Top 9%
×5
+106ft-86ft

Overall

2703

Males

2600

M18-39

2600

20K→HALF

12.4 - 13.1 mi

Top 10%
×2
+19ft-37ft

Overall

2961

Males

2846

M18-39

2846

HALF→25K

13.1 - 15.5 mi

Top 9%
×4
+66ft-88ft

Overall

2607

Males

2503

M18-39

2503

25K→30K

15.5 - 18.6 mi

Top 9%
×9
+181ft-148ft

Overall

2688

Males

2570

M18-39

2570

30K→20M

18.6 - 20.0 mi

Top 11%
×5
+64ft-50ft

Overall

3055

Males

2864

M18-39

2864

20M→21M

20.0 - 21.0 mi

Top 8%
×8
+106ft-24ft

Overall

2377

Males

2250

M18-39

2250

21M→35K

21.0 - 21.8 mi

Top 10%
×7
+17ft-86ft

Overall

2952

Males

2750

M18-39

2750

35K→23M

21.8 - 23.0 mi

Top 9%
×5
+23ft-63ft

Overall

2659

Males

2485

M18-39

2485

23M→24M

23.0 - 24.0 mi

Top 7%
×6
+12ft-82ft

Overall

2065

Males

1945

M18-39

1945

24M→40K

24.0 - 24.9 mi

Top 9%
×1
+6ft-20ft

Overall

2506

Males

2305

M18-39

2305

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1
+13ft-16ft

Overall

2863

Males

2583

M18-39

2583

25.2M→FINISH

25.2 - 26.2 mi

Top 11%
×2
+22ft-21ft

Overall

3158

Males

2799

M18-39

2799

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1605*
Passed By
267
Net Change
+1338
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3987
5K → 10K357*37+320#3987#3667
10K → 15K358*3+355#3667#3312
15K → 20K206*15+191#3312#3121
20K → HALF258+17#3121#3104
HALF → 25K12512+113#3104#2991
25K → 30K12648+78#2991#2913
30K → 20M4935+14#2913#2899
20M → 21M829+73#2899#2826
21M → 35K2415+9#2826#2817
35K → 23M5920+39#2817#2778
23M → 24M7911+68#2778#2710
24M → 40K5016+34#2710#2676
40K → 25.2M258+17#2676#2659
25.2M → FINISH4030+10#2659#2649
TOTALS1605*267+1338

* 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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing