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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Vaughn Nelson

Bib: 10923 •M •Age: N/A

WA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 20%
Gender (Male)
#0 / 16340
Top 32%
Masters (Masters Men)
#0 / 10617
Top 18%
Age Group (M45-49)
#0 / 2413
Top 24%
Race Day Weather
51°/41°F
overcast clouds
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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
21:34
3.11 mi
Rank: #8071
Start → 5K
21:34 | 6:57/mi
10K
41:55
6.21 mi
Rank: #6360 (+1711)
5K → 10K
20:21 | 6:34/mi
15K
1:02:26
9.32 mi
Rank: #5817 (+543)
10K → 15K
20:31 | 6:37/mi
20K
1:23:23
12.43 mi
Rank: #5710 (+107)
15K → 20K
20:57 | 6:45/mi
HALF
1:27:54
13.11 mi
Rank: #5694 (+16)
20K → HALF
4:31 | 6:38/mi
25K
1:44:17
15.53 mi
Rank: #5627 (+67)
HALF → 25K
16:23 | 6:46/mi
30K
2:06:14
18.64 mi
Rank: #5748 (-121)
25K → 30K
21:57 | 7:04/mi
20M
2:15:50
20.00 mi
Rank: #5764 (-16)
30K → 20M
9:36 | 7:05/mi
21M
2:23:09
21.00 mi
Rank: #5722 (+42)
20M → 21M
7:19 | 7:19/mi
35K
2:28:23
21.75 mi
Rank: #5767 (-45)
21M → 35K
5:14 | 7:00/mi
23M
2:37:24
23.00 mi
Rank: #5836 (-69)
35K → 23M
9:01 | 7:13/mi
24M
2:44:26
24.00 mi
Rank: #5857 (-21)
23M → 24M
7:02 | 7:02/mi
40K
2:50:31
24.85 mi
Rank: #5836 (+21)
24M → 40K
6:05 | 7:07/mi
25.2M
2:53:08
25.20 mi
Rank: #5831 (+5)
40K → 25.2M
2:37 | 7:36/mi
FINISH
3:00:17
26.22 mi
Rank: #5929 (-98)
25.2M → FINISH
7:09 | 7:01/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:54
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:32:23
Pace7:03 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:5221:346:5721:34
6:57
-
10K
6.21 mi10:59:1341:556:4520:21
6:34
-0:23
15K
9.32 mi11:19:441:02:266:4220:31
6:37
+0:03
20K
12.43 mi11:40:411:23:236:4320:57
6:45
+0:08
HALF
13.11 mi11:45:121:27:546:434:31
6:38
-0:07
25K
15.53 mi12:01:351:44:176:4316:23
6:46
+0:08
30K
18.64 mi12:23:322:06:146:4721:57
7:04
+0:18
20M
20.00 mi12:33:082:15:506:489:36
7:05
+0:01
21M
21.00 mi12:40:272:23:096:507:19
7:19
+0:14
35K
21.75 mi12:45:412:28:236:505:14
7:00
-0:19
23M
23.00 mi12:54:422:37:246:519:01
7:13
+0:13
24M
24.00 mi13:01:442:44:266:527:02
7:02
-0:11
40K
24.85 mi13:07:492:50:316:526:05
7:07
+0:05
25.2M
25.20 mi13:10:262:53:086:532:37
7:36
+0:29
FINISH
26.22 mi13:17:353:00:176:537:09
7:01
-0:35

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

6:53 /mi

Slowest Pace

7:36 /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

2:50:21

94% of race

Time at Steady Pace

9:56

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:53 /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 mi10:38:5221:346:5721:34
6:57
#8071
10K
6.21 mi10:59:1341:556:4520:21
6:34
#6360
15K
9.32 mi11:19:441:02:266:4220:31
6:37
#5817
20K
12.43 mi11:40:411:23:236:4320:57
6:45
#5710
HALF
13.11 mi11:45:121:27:546:434:31
6:38
#5694
25K
15.53 mi12:01:351:44:176:4316:23
6:46
#5627
30K
18.64 mi12:23:322:06:146:4721:57
7:04
#5748
20M
20.00 mi12:33:082:15:506:489:36
7:05
#5764
21M
21.00 mi12:40:272:23:096:507:19
7:19
#5722
35K
21.75 mi12:45:412:28:236:505:14
7:00
#5767
23M
23.00 mi12:54:422:37:246:519:01
7:13
#5836
24M
24.00 mi13:01:442:44:266:527:02
7:02
#5857
40K
24.85 mi13:07:492:50:316:526:05
7:07
#5836
25.2M
25.20 mi13:10:262:53:086:532:37
7:36
#5831
FINISH
26.22 mi13:17:353:00:176:537:09
7:01
#5929
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8071693969394965(Top 17%)4628(Top 28%)4628(Top 192%)
10K6.21 mi3.10 mi6360+17115736+12035736+12034630(Top 16%)4351(Top 27%)4351(Top 180%)
15K9.32 mi3.11 mi5817+5435339+3975339+3974965(Top 17%)4628(Top 28%)4628(Top 192%)
20K12.43 mi3.11 mi5710+1075248+915248+915600(Top 19%)5108(Top 31%)5108(Top 212%)
HALF13.11 mi0.68 mi5694+165236+125236+125500(Top 19%)5031(Top 31%)5031(Top 208%)
25K15.53 mi2.42 mi5627+675161+755161+755394(Top 19%)4909(Top 30%)4909(Top 203%)
30K18.64 mi3.11 mi5748-1215226-655226-656398(Top 22%)5584(Top 34%)5584(Top 231%)
20M20.00 mi1.36 mi5764-165225+15225+16008(Top 21%)5253(Top 32%)5253(Top 218%)
21M21.00 mi1.00 mi5722+425181+445181+445358(Top 18%)4679(Top 29%)4679(Top 194%)
35K21.75 mi0.75 mi5767-455205-245205-246991(Top 24%)5793(Top 35%)5793(Top 240%)
23M23.00 mi1.25 mi5836-695248-435248-436767(Top 23%)5604(Top 34%)5604(Top 232%)
24M24.00 mi1.00 mi5857-215250-25250-26671(Top 23%)5473(Top 33%)5473(Top 227%)
40K24.85 mi0.85 mi5836+215232+185232+186189(Top 21%)5108(Top 31%)5108(Top 212%)
25.2M25.20 mi0.35 mi5831+55225+75225+75716(Top 20%)4732(Top 29%)4732(Top 196%)
FINISH26.22 mi1.02 mi5929-985293-685293-687662(Top 26%)5861(Top 36%)5861(Top 243%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21
+97ft-345ft

Overall

4965

Males

4628

M45-49

4628

5K→10K

3.1 - 6.2 mi

Top 16%
×5
+79ft-138ft

Overall

4630

Males

4351

M45-49

4351

10K→15K

6.2 - 9.3 mi

Top 17%
×3
+67ft-78ft

Overall

4965

Males

4628

M45-49

4628

15K→20K

9.3 - 12.4 mi

Top 19%
×5
+106ft-86ft

Overall

5600

Males

5108

M45-49

5108

20K→HALF

12.4 - 13.1 mi

Top 19%
×2
+19ft-37ft

Overall

5500

Males

5031

M45-49

5031

HALF→25K

13.1 - 15.5 mi

Top 19%
×4
+66ft-88ft

Overall

5394

Males

4909

M45-49

4909

25K→30K

15.5 - 18.6 mi

Top 22%
×9
+181ft-148ft

Overall

6398

Males

5584

M45-49

5584

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6008

Males

5253

M45-49

5253

20M→21M

20.0 - 21.0 mi

Top 18%
×8
+106ft-24ft

Overall

5358

Males

4679

M45-49

4679

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

6991

Males

5793

M45-49

5793

35K→23M

21.8 - 23.0 mi

Top 23%
×5
+23ft-63ft

Overall

6767

Males

5604

M45-49

5604

23M→24M

23.0 - 24.0 mi

Top 23%
×6
+12ft-82ft

Overall

6671

Males

5473

M45-49

5473

24M→40K

24.0 - 24.9 mi

Top 21%
×1
+6ft-20ft

Overall

6189

Males

5108

M45-49

5108

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1
+13ft-16ft

Overall

5716

Males

4732

M45-49

4732

25.2M→FINISH

25.2 - 26.2 mi

Top 26%
×2
+22ft-21ft

Overall

7662

Males

5861

M45-49

5861

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3118*
Passed By
956
Net Change
+2142
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8071
5K → 10K1715*4+1711#8071#6360
10K → 15K550*7+543#6360#5817
15K → 20K16457+107#5817#5710
20K → HALF2711+16#5710#5694
HALF → 25K12760+67#5694#5627
25K → 30K99200-121#5627#5748
30K → 20M6177-16#5748#5764
20M → 21M8543+42#5764#5722
21M → 35K3075-45#5722#5767
35K → 23M62131-69#5767#5836
23M → 24M6283-21#5836#5857
24M → 40K6746+21#5857#5836
40K → 25.2M3126+5#5836#5831
25.2M → FINISH38136-98#5831#5929
TOTALS3118*956+2142

* 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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