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BOSTON MARATHON 2026

Nels Traffie

Bib: 10333•M

NH

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 39%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 41%
Age Group (M50-54)
#0 / 1868
Top 43%
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
21:49
3.11 mi
Rank: #8722
Start → 5K
21:49 | 7:02/mi
10K
44:32
6.21 mi
Rank: #9901 (-1179)
5K → 10K
22:43 | 7:19/mi
15K
1:08:12
9.32 mi
Rank: #11178 (-1277)
10K → 15K
23:40 | 7:38/mi
20K
1:31:46
12.43 mi
Rank: #11575 (-397)
15K → 20K
23:34 | 7:36/mi
HALF
1:36:55
13.11 mi
Rank: #11680 (-105)
20K → HALF
5:09 | 7:34/mi
25K
1:55:23
15.53 mi
Rank: #11779 (-99)
HALF → 25K
18:28 | 7:37/mi
30K
2:19:40
18.64 mi
Rank: #11821 (-42)
25K → 30K
24:17 | 7:49/mi
20M
2:30:10
20.00 mi
Rank: #11716 (+105)
30K → 20M
10:30 | 7:44/mi
21M
2:38:11
21.00 mi
Rank: #11586 (+130)
20M → 21M
8:01 | 8:01/mi
35K
2:43:47
21.75 mi
Rank: #11526 (+60)
21M → 35K
5:36 | 7:30/mi
23M
2:53:35
23.00 mi
Rank: #11469 (+57)
35K → 23M
9:48 | 7:50/mi
24M
3:01:10
24.00 mi
Rank: #11375 (+94)
23M → 24M
7:35 | 7:35/mi
40K
3:07:44
24.85 mi
Rank: #11294 (+81)
24M → 40K
6:34 | 7:41/mi
25.2M
3:10:36
25.20 mi
Rank: #11271 (+23)
40K → 25.2M
2:52 | 8:19/mi
FINISH
3:18:04
26.22 mi
Rank: #11186 (+85)
25.2M → FINISH
7:28 | 7:20/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:36:55
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:41:09
Pace7:43 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:5021:497:0221:49
7:02
-
10K
6.21 mi11:01:3344:327:1122:43
7:19
+0:17
15K
9.32 mi11:25:131:08:127:2023:40
7:38
+0:19
20K
12.43 mi11:48:471:31:467:2423:34
7:36
-0:02
HALF
13.11 mi11:53:561:36:557:245:09
7:34
-0:02
25K
15.53 mi12:12:241:55:237:2618:28
7:37
+0:03
30K
18.64 mi12:36:412:19:407:3024:17
7:49
+0:12
20M
20.00 mi12:47:112:30:107:3110:30
7:44
-0:05
21M
21.00 mi12:55:122:38:117:328:01
8:01
+0:17
35K
21.75 mi13:00:482:43:477:325:36
7:30
-0:31
23M
23.00 mi13:10:362:53:357:339:48
7:50
+0:20
24M
24.00 mi13:18:113:01:107:337:35
7:35
-0:15
40K
24.85 mi13:24:453:07:447:346:34
7:41
+0:06
25.2M
25.20 mi13:27:373:10:367:342:52
8:19
+0:38
FINISH
26.22 mi13:35:053:18:047:347:28
7:20
-0:59

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

7:02 /mi

Average Pace

7:34 /mi

Slowest Pace

8:19 /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

2:33:06

77% of race

Time at Steady Pace

42:06

21% of race

Time at Slower Pace

2:52

1% of race

Average Pace: 7:33 /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 mi10:38:5021:497:0221:49
7:02
#8722
10K
6.21 mi11:01:3344:327:1122:43
7:19
#9901
15K
9.32 mi11:25:131:08:127:2023:40
7:38
#11178
20K
12.43 mi11:48:471:31:467:2423:34
7:36
#11575
HALF
13.11 mi11:53:561:36:557:245:09
7:34
#11680
25K
15.53 mi12:12:241:55:237:2618:28
7:37
#11779
30K
18.64 mi12:36:412:19:407:3024:17
7:49
#11821
20M
20.00 mi12:47:112:30:107:3110:30
7:44
#11716
21M
21.00 mi12:55:122:38:117:328:01
8:01
#11586
35K
21.75 mi13:00:482:43:477:325:36
7:30
#11526
23M
23.00 mi13:10:362:53:357:339:48
7:50
#11469
24M
24.00 mi13:18:113:01:107:337:35
7:35
#11375
40K
24.85 mi13:24:453:07:447:346:34
7:41
#11294
25.2M
25.20 mi13:27:373:10:367:342:52
8:19
#11271
FINISH
26.22 mi13:35:053:18:047:347:28
7:20
#11186
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi87227391739113809(Top 48%)9706(Top 59%)9706(Top 520%)
10K6.21 mi3.10 mi9901-11798035-6448035-64411258(Top 39%)8637(Top 53%)8637(Top 462%)
15K9.32 mi3.11 mi11178-12778612-5778612-57713809(Top 48%)9706(Top 59%)9706(Top 520%)
20K12.43 mi3.11 mi11575-3978770-1588770-15812689(Top 44%)9150(Top 56%)9150(Top 490%)
HALF13.11 mi0.68 mi11680-1058815-458815-4513381(Top 46%)9515(Top 58%)9515(Top 509%)
25K15.53 mi2.42 mi11779-998818-38818-312350(Top 43%)8939(Top 55%)8939(Top 479%)
30K18.64 mi3.11 mi11821-428792+268792+2612084(Top 42%)8690(Top 53%)8690(Top 465%)
20M20.00 mi1.36 mi11716+1058733+598733+5910815(Top 37%)7987(Top 49%)7987(Top 428%)
21M21.00 mi1.00 mi11586+1308667+668667+669980(Top 34%)7461(Top 46%)7461(Top 399%)
35K21.75 mi0.75 mi11526+608626+418626+4110700(Top 37%)7817(Top 48%)7817(Top 418%)
23M23.00 mi1.25 mi11469+578564+628564+6211221(Top 39%)7957(Top 49%)7957(Top 426%)
24M24.00 mi1.00 mi11375+948497+678497+6710714(Top 37%)7654(Top 47%)7654(Top 410%)
40K24.85 mi0.85 mi11294+818422+758422+7510136(Top 35%)7289(Top 45%)7289(Top 390%)
25.2M25.20 mi0.35 mi11271+238403+198403+1910334(Top 36%)7310(Top 45%)7310(Top 391%)
FINISH26.22 mi1.02 mi11186+858327+768327+7610068(Top 35%)7158(Top 44%)7158(Top 383%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21
+97ft-345ft

Overall

13809

Males

9706

M50-54

9706

5K→10K

3.1 - 6.2 mi

Top 39%
×5
+79ft-138ft

Overall

11258

Males

8637

M50-54

8637

10K→15K

6.2 - 9.3 mi

Top 48%
×3
+67ft-78ft

Overall

13809

Males

9706

M50-54

9706

15K→20K

9.3 - 12.4 mi

Top 44%
×5
+106ft-86ft

Overall

12689

Males

9150

M50-54

9150

20K→HALF

12.4 - 13.1 mi

Top 46%
×2
+19ft-37ft

Overall

13381

Males

9515

M50-54

9515

HALF→25K

13.1 - 15.5 mi

Top 43%
×4
+66ft-88ft

Overall

12350

Males

8939

M50-54

8939

25K→30K

15.5 - 18.6 mi

Top 42%
×9
+181ft-148ft

Overall

12084

Males

8690

M50-54

8690

30K→20M

18.6 - 20.0 mi

Top 37%
×5
+64ft-50ft

Overall

10815

Males

7987

M50-54

7987

20M→21M

20.0 - 21.0 mi

Top 34%
×8
+106ft-24ft

Overall

9980

Males

7461

M50-54

7461

21M→35K

21.0 - 21.8 mi

Top 37%
×7
+17ft-86ft

Overall

10700

Males

7817

M50-54

7817

35K→23M

21.8 - 23.0 mi

Top 39%
×5
+23ft-63ft

Overall

11221

Males

7957

M50-54

7957

23M→24M

23.0 - 24.0 mi

Top 37%
×6
+12ft-82ft

Overall

10714

Males

7654

M50-54

7654

24M→40K

24.0 - 24.9 mi

Top 35%
×1
+6ft-20ft

Overall

10136

Males

7289

M50-54

7289

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1
+13ft-16ft

Overall

10334

Males

7310

M50-54

7310

25.2M→FINISH

25.2 - 26.2 mi

Top 35%
×2
+22ft-21ft

Overall

10068

Males

7158

M50-54

7158

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1278
Passed By
1391
Net Change
-2464
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8722
5K → 10K22200-1179#8722#9901
10K → 15K16200-1277#9901#11178
15K → 20K51200-397#11178#11575
20K → HALF9114-105#11575#11680
HALF → 25K95194-99#11680#11779
25K → 30K167200-42#11779#11821
30K → 20M14237+105#11821#11716
20M → 21M15828+130#11716#11586
21M → 35K8424+60#11586#11526
35K → 23M12366+57#11526#11469
23M → 24M13238+94#11469#11375
24M → 40K11837+81#11375#11294
40K → 25.2M3916+23#11294#11271
25.2M → FINISH12237+85#11271#11186
TOTALS12781391-2464
📊

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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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing