Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Alex Kramer

Bib: 863 β€’M β€’Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 1%
Gender (Male)
#0 / 16340
Top 2%
Age Group (M18-39)
#0 / 5723
Top 6%
Race Day Weather
51Β°/41Β°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
18:00
3.11 mi
Rank: #634
Start β†’ 5K
18:00 | 5:48/mi
10K
36:01
6.21 mi
Rank: #658 (-24)
5K β†’ 10K
18:01 | 5:48/mi
15K
54:17
9.32 mi
Rank: #713 (-55)
10K β†’ 15K
18:16 | 5:53/mi
20K
1:12:18
12.43 mi
Rank: #660 (+53)
15K β†’ 20K
18:01 | 5:48/mi
HALF
1:16:11
13.11 mi
Rank: #655 (+5)
20K β†’ HALF
3:53 | 5:42/mi
25K
1:30:13
15.53 mi
Rank: #620 (+35)
HALF β†’ 25K
14:02 | 5:48/mi
30K
1:48:27
18.64 mi
Rank: #567 (+53)
25K β†’ 30K
18:14 | 5:53/mi
20M
1:56:33
20.00 mi
Rank: #560 (+7)
30K β†’ 20M
8:06 | 5:58/mi
21M
2:02:43
21.00 mi
Rank: #547 (+13)
20M β†’ 21M
6:10 | 6:10/mi
35K
2:06:52
21.75 mi
Rank: #535 (+12)
21M β†’ 35K
4:09 | 5:33/mi
23M
2:13:55
23.00 mi
Rank: #481 (+54)
35K β†’ 23M
7:03 | 5:39/mi
24M
2:19:21
24.00 mi
Rank: #449 (+32)
23M β†’ 24M
5:26 | 5:26/mi
40K
2:24:07
24.85 mi
Rank: #426 (+23)
24M β†’ 40K
4:46 | 5:35/mi
25.2M
2:26:10
25.20 mi
Rank: #419 (+7)
40K β†’ 25.2M
2:03 | 5:57/mi
FINISH
2:31:37
26.22 mi
Rank: #402 (+17)
25.2M β†’ FINISH
5:27 | 5:21/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:16:11
Pace5:49 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:15:26
Pace5:46 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1818:005:4818:00
5:48
-
10K
6.21 mi10:36:1936:015:4818:01
5:48
0:00
15K
9.32 mi10:54:3554:175:5018:16
5:53
+0:05
20K
12.43 mi11:12:361:12:185:5018:01
5:48
-0:05
HALF
13.11 mi11:16:291:16:115:493:53
5:42
-0:06
25K
15.53 mi11:30:311:30:135:4914:02
5:48
+0:06
30K
18.64 mi11:48:451:48:275:5018:14
5:53
+0:05
20M
20.00 mi11:56:511:56:335:508:06
5:58
+0:05
21M
21.00 mi12:03:012:02:435:516:10
6:10
+0:12
35K
21.75 mi12:07:102:06:525:514:09
5:33
-0:37
23M
23.00 mi12:14:132:13:555:507:03
5:39
+0:06
24M
24.00 mi12:19:392:19:215:495:26
5:26
-0:13
40K
24.85 mi12:24:252:24:075:484:46
5:35
+0:09
25.2M
25.20 mi12:26:282:26:105:492:03
5:57
+0:22
FINISH
26.22 mi12:31:552:31:375:485:27
5:21
-0:36

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

5:21 /mi

Average Pace

5:47 /mi

Slowest Pace

6:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:15:18

89% of race

Time at Steady Pace

16:19

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:47 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:18:1818:005:4818:00
5:48
#634
10K
6.21 mi10:36:1936:015:4818:01
5:48
#658
15K
9.32 mi10:54:3554:175:5018:16
5:53
#713
20K
12.43 mi11:12:361:12:185:5018:01
5:48
#660
HALF
13.11 mi11:16:291:16:115:493:53
5:42
#655
25K
15.53 mi11:30:311:30:135:4914:02
5:48
#620
30K
18.64 mi11:48:451:48:275:5018:14
5:53
#567
20M
20.00 mi11:56:511:56:335:508:06
5:58
#560
21M
21.00 mi12:03:012:02:435:516:10
6:10
#547
35K
21.75 mi12:07:102:06:525:514:09
5:33
#535
23M
23.00 mi12:14:132:13:555:507:03
5:39
#481
24M
24.00 mi12:19:392:19:215:495:26
5:26
#449
40K
24.85 mi12:24:252:24:075:484:46
5:35
#426
25.2M
25.20 mi12:26:282:26:105:492:03
5:57
#419
FINISH
26.22 mi12:31:552:31:375:485:27
5:21
#402
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 mi634598598892(Top 3%)857(Top 5%)857(Top 15%)
10K6.21 mi3.10 mi658-24623-25623-25697(Top 2%)663(Top 4%)663(Top 12%)
15K9.32 mi3.11 mi713-55679-56679-56892(Top 3%)857(Top 5%)857(Top 15%)
20K12.43 mi3.11 mi660+53629+50629+50576(Top 2%)551(Top 3%)551(Top 10%)
HALF13.11 mi0.68 mi655+5624+5624+5539(Top 2%)517(Top 3%)517(Top 9%)
25K15.53 mi2.42 mi620+35589+35589+35523(Top 2%)501(Top 3%)501(Top 9%)
30K18.64 mi3.11 mi567+53542+47542+47442(Top 2%)422(Top 3%)422(Top 7%)
20M20.00 mi1.36 mi560+7536+6536+6566(Top 2%)541(Top 3%)541(Top 9%)
21M21.00 mi1.00 mi547+13523+13523+13499(Top 2%)476(Top 3%)476(Top 8%)
35K21.75 mi0.75 mi535+12511+12511+12288(Top 1.0%)272(Top 2%)272(Top 5%)
23M23.00 mi1.25 mi481+54458+53458+53202(Top 0.7%)189(Top 1%)189(Top 3%)
24M24.00 mi1.00 mi449+32427+31427+31158(Top 0.5%)146(Top 0.9%)146(Top 3%)
40K24.85 mi0.85 mi426+23404+23404+23183(Top 0.6%)172(Top 1%)172(Top 3%)
25.2M25.20 mi0.35 mi419+7397+7397+7168(Top 0.6%)159(Top 1.0%)159(Top 3%)
FINISH26.22 mi1.02 mi402+17381+16381+16185(Top 0.6%)175(Top 1%)175(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
Γ—21
+97ft-345ft

Overall

892

Males

857

M18-39

857

5K→10K

3.1 - 6.2 mi

Top 2%
Γ—5
+79ft-138ft

Overall

697

Males

663

M18-39

663

10K→15K

6.2 - 9.3 mi

Top 3%
Γ—3
+67ft-78ft

Overall

892

Males

857

M18-39

857

15K→20K

9.3 - 12.4 mi

Top 2%
Γ—5
+106ft-86ft

Overall

576

Males

551

M18-39

551

20K→HALF

12.4 - 13.1 mi

Top 2%
Γ—2
+19ft-37ft

Overall

539

Males

517

M18-39

517

HALF→25K

13.1 - 15.5 mi

Top 2%
Γ—4
+66ft-88ft

Overall

523

Males

501

M18-39

501

25K→30K

15.5 - 18.6 mi

Top 2%
Γ—9
+181ft-148ft

Overall

442

Males

422

M18-39

422

30K→20M

18.6 - 20.0 mi

Top 2%
Γ—5
+64ft-50ft

Overall

566

Males

541

M18-39

541

20M→21M

20.0 - 21.0 mi

Top 2%
Γ—8
+106ft-24ft

Overall

499

Males

476

M18-39

476

21M→35K

21.0 - 21.8 mi

Top 1.0%
Γ—7
+17ft-86ft

Overall

288

Males

272

M18-39

272

35K→23M

21.8 - 23.0 mi

Top 0.7%
Γ—5
+23ft-63ft

Overall

202

Males

189

M18-39

189

23M→24M

23.0 - 24.0 mi

Top 0.5%
Γ—6
+12ft-82ft

Overall

158

Males

146

M18-39

146

24M→40K

24.0 - 24.9 mi

Top 0.6%
Γ—1
+6ft-20ft

Overall

183

Males

172

M18-39

172

40K→25.2M

24.9 - 25.2 mi

Top 0.6%
Γ—1
+13ft-16ft

Overall

168

Males

159

M18-39

159

25.2M→FINISH

25.2 - 26.2 mi

Top 0.6%
Γ—2
+22ft-21ft

Overall

185

Males

175

M18-39

175

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
376
Passed By
144
Net Change
+232
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#634
5K β†’ 10K2549-24#634#658
10K β†’ 15K1065-55#658#713
15K β†’ 20K574+53#713#660
20K β†’ HALF83+5#660#655
HALF β†’ 25K361+35#655#620
25K β†’ 30K585+53#620#567
30K β†’ 20M1710+7#567#560
20M β†’ 21M196+13#560#547
21M β†’ 35K131+12#547#535
35K β†’ 23M540+54#535#481
23M β†’ 24M320+32#481#449
24M β†’ 40K230+23#449#426
40K β†’ 25.2M70+7#426#419
25.2M β†’ FINISH170+17#419#402
TOTALS376144+232
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

AI Key Insights

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Activity Data

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