Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

John Gnan

Bib: 4256MAge: N/A

DC

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 46%
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
24:36
3.11 mi
Rank: #16314
Start5K
24:36 | 7:56/mi
10K
46:56
6.21 mi
Rank: #13286 (+3028)
5K10K
22:20 | 7:12/mi
15K
1:10:21
9.32 mi
Rank: #13205 (+81)
10K15K
23:25 | 7:33/mi
20K
1:34:29
12.43 mi
Rank: #13460 (-255)
15K20K
24:08 | 7:47/mi
HALF
1:39:05
13.11 mi
Rank: #13110 (+350)
20KHALF
4:36 | 6:45/mi
25K
1:57:01
15.53 mi
Rank: #12670 (+440)
HALF25K
17:56 | 7:24/mi
30K
2:20:52
18.64 mi
Rank: #12353 (+317)
25K30K
23:51 | 7:41/mi
20M
2:31:40
20.00 mi
Rank: #12349 (+4)
30K20M
10:48 | 7:58/mi
21M
2:40:08
21.00 mi
Rank: #12361 (-12)
20M21M
8:28 | 8:28/mi
35K
2:45:38
21.75 mi
Rank: #12255 (+106)
21M35K
5:30 | 7:22/mi
23M
2:56:30
23.00 mi
Rank: #12541 (-286)
35K23M
10:52 | 8:41/mi
24M
3:05:04
24.00 mi
Rank: #12754 (-213)
23M24M
8:34 | 8:34/mi
40K
3:12:35
24.85 mi
Rank: #12933 (-179)
24M40K
7:31 | 8:48/mi
25.2M
3:15:55
25.20 mi
Rank: #13020 (-87)
40K25.2M
3:20 | 9:40/mi
FINISH
3:25:13
26.22 mi
Rank: #13435 (-415)
25.2MFINISH
9:18 | 9:08/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:05
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:46:08
Pace8:06 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:3724:367:5624:36
7:56
-
10K
6.21 mi10:48:5746:567:3422:20
7:12
-0:44
15K
9.32 mi11:12:221:10:217:3323:25
7:33
+0:21
20K
12.43 mi11:36:301:34:297:3724:08
7:47
+0:14
HALF
13.11 mi11:41:061:39:057:344:36
6:45
-1:02
25K
15.53 mi11:59:021:57:017:3217:56
7:24
+0:39
30K
18.64 mi12:22:532:20:527:3423:51
7:41
+0:17
20M
20.00 mi12:33:412:31:407:3610:48
7:58
+0:17
21M
21.00 mi12:42:092:40:087:388:28
8:28
+0:30
35K
21.75 mi12:47:392:45:387:375:30
7:22
-1:06
23M
23.00 mi12:58:312:56:307:4110:52
8:41
+1:19
24M
24.00 mi13:07:053:05:047:438:34
8:34
-0:07
40K
24.85 mi13:14:363:12:357:457:31
8:48
+0:14
25.2M
25.20 mi13:17:563:15:557:473:20
9:40
+0:52
FINISH
26.22 mi13:27:143:25:137:509:18
9:08
-0:32

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

6:45 /mi

Average Pace

7:50 /mi

Slowest Pace

9:40 /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

50:22

25% of race

Time at Steady Pace

1:46:48

52% of race

Time at Slower Pace

48:03

23% of race

Average Pace: 7:50 /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 mi10:26:3724:367:5624:36
7:56
#16314
10K
6.21 mi10:48:5746:567:3422:20
7:12
#13286
15K
9.32 mi11:12:221:10:217:3323:25
7:33
#13205
20K
12.43 mi11:36:301:34:297:3724:08
7:47
#13460
HALF
13.11 mi11:41:061:39:057:344:36
6:45
#13110
25K
15.53 mi11:59:021:57:017:3217:56
7:24
#12670
30K
18.64 mi12:22:532:20:527:3423:51
7:41
#12353
20M
20.00 mi12:33:412:31:407:3610:48
7:58
#12349
21M
21.00 mi12:42:092:40:087:388:28
8:28
#12361
35K
21.75 mi12:47:392:45:387:375:30
7:22
#12255
23M
23.00 mi12:58:312:56:307:4110:52
8:41
#12541
24M
24.00 mi13:07:053:05:047:438:34
8:34
#12754
40K
24.85 mi13:14:363:12:357:457:31
8:48
#12933
25.2M
25.20 mi13:17:563:15:557:473:20
9:40
#13020
FINISH
26.22 mi13:27:143:25:137:509:18
9:08
#13435
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 mi16314107331073313132(Top 45%)9423(Top 58%)9423(Top 165%)
10K6.21 mi3.10 mi13286+30289544+11899544+118910165(Top 35%)8148(Top 50%)8148(Top 142%)
15K9.32 mi3.11 mi13205+819495+499495+4913132(Top 45%)9423(Top 58%)9423(Top 165%)
20K12.43 mi3.11 mi13460-2559576-819576-8114253(Top 49%)9838(Top 60%)9838(Top 172%)
HALF13.11 mi0.68 mi13110+3509413+1639413+1636674(Top 23%)5954(Top 36%)5954(Top 104%)
25K15.53 mi2.42 mi12670+4409224+1899224+18910521(Top 36%)8096(Top 50%)8096(Top 141%)
30K18.64 mi3.11 mi12353+3179028+1969028+19611044(Top 38%)8229(Top 50%)8229(Top 144%)
20M20.00 mi1.36 mi12349+48996+328996+3212464(Top 43%)8779(Top 54%)8779(Top 153%)
21M21.00 mi1.00 mi12361-128984+128984+1212886(Top 44%)8850(Top 54%)8850(Top 155%)
35K21.75 mi0.75 mi12255+1068931+538931+539731(Top 34%)7357(Top 45%)7357(Top 129%)
23M23.00 mi1.25 mi12541-2869018-879018-8716783(Top 58%)10412(Top 64%)10412(Top 182%)
24M24.00 mi1.00 mi12754-2139098-809098-8017220(Top 59%)10558(Top 65%)10558(Top 184%)
40K24.85 mi0.85 mi12933-1799149-519149-5117302(Top 60%)10549(Top 65%)10549(Top 184%)
25.2M25.20 mi0.35 mi13020-879184-359184-3518016(Top 62%)10887(Top 67%)10887(Top 190%)
FINISH26.22 mi1.02 mi13435-4159333-1499333-14921003(Top 72%)12342(Top 76%)12342(Top 216%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21
+97ft-345ft

Overall

13132

Males

9423

M18-39

9423

5K→10K

3.1 - 6.2 mi

Top 35%
×5
+79ft-138ft

Overall

10165

Males

8148

M18-39

8148

10K→15K

6.2 - 9.3 mi

Top 45%
×3
+67ft-78ft

Overall

13132

Males

9423

M18-39

9423

15K→20K

9.3 - 12.4 mi

Top 49%
×5
+106ft-86ft

Overall

14253

Males

9838

M18-39

9838

20K→HALF

12.4 - 13.1 mi

Top 23%
×2
+19ft-37ft

Overall

6674

Males

5954

M18-39

5954

HALF→25K

13.1 - 15.5 mi

Top 36%
×4
+66ft-88ft

Overall

10521

Males

8096

M18-39

8096

25K→30K

15.5 - 18.6 mi

Top 38%
×9
+181ft-148ft

Overall

11044

Males

8229

M18-39

8229

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12464

Males

8779

M18-39

8779

20M→21M

20.0 - 21.0 mi

Top 44%
×8
+106ft-24ft

Overall

12886

Males

8850

M18-39

8850

21M→35K

21.0 - 21.8 mi

Top 34%
×7
+17ft-86ft

Overall

9731

Males

7357

M18-39

7357

35K→23M

21.8 - 23.0 mi

Top 58%
×5
+23ft-63ft

Overall

16783

Males

10412

M18-39

10412

23M→24M

23.0 - 24.0 mi

Top 59%
×6
+12ft-82ft

Overall

17220

Males

10558

M18-39

10558

24M→40K

24.0 - 24.9 mi

Top 60%
×1
+6ft-20ft

Overall

17302

Males

10549

M18-39

10549

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1
+13ft-16ft

Overall

18016

Males

10887

M18-39

10887

25.2M→FINISH

25.2 - 26.2 mi

Top 72%
×2
+22ft-21ft

Overall

21003

Males

12342

M18-39

12342

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4931*
Passed By
1493
Net Change
+2879
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16314
5K10K3029*1+3028#16314#13286
10K15K242*161+81#13286#13205
15K20K96200-255#13205#13460
20KHALF350*0+350#13460#13110
HALF25K448*8+440#13110#12670
25K30K369*52+317#12670#12353
30K20M9389+4#12353#12349
20M21M7385-12#12349#12361
21M35K1104+106#12361#12255
35K23M36200-286#12255#12541
23M24M29200-213#12541#12754
24M40K35200-179#12754#12933
40K25.2M693-87#12933#13020
25.2MFINISH15200-415#13020#13435
TOTALS4931*1493+2879

* 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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