Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Shane Kronstedt

Bib: 28116MAge: N/A

TX

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds
Personalized for Shane

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 7:42/mi at mile 13.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
24:12
3.11 mi
Rank: #15311
Start5K
24:12 | 7:48/mi
10K
48:14
6.21 mi
Rank: #15161 (+150)
5K10K
24:02 | 7:45/mi
15K
1:12:25
9.32 mi
Rank: #15163 (-2)
10K15K
24:11 | 7:48/mi
20K
1:36:31
12.43 mi
Rank: #14876 (+287)
15K20K
24:06 | 7:46/mi
HALF
1:41:46
13.11 mi
Rank: #14854 (+22)
20KHALF
5:15 | 7:43/mi
25K
2:01:00
15.53 mi
Rank: #14847 (+7)
HALF25K
19:14 | 7:56/mi
30K
2:26:45
18.64 mi
Rank: #14948 (-101)
25K30K
25:45 | 8:18/mi
20M
2:37:55
20.00 mi
Rank: #14897 (+51)
30K20M
11:10 | 8:14/mi
21M
2:46:48
21.00 mi
Rank: #14901 (-4)
20M21M
8:53 | 8:53/mi
35K
2:52:52
21.75 mi
Rank: #14904 (-3)
21M35K
6:04 | 8:07/mi
23M
3:03:20
23.00 mi
Rank: #14892 (+12)
35K23M
10:28 | 8:22/mi
24M
3:11:28
24.00 mi
Rank: #14879 (+13)
23M24M
8:08 | 8:08/mi
40K
3:18:39
24.85 mi
Rank: #14864 (+15)
24M40K
7:11 | 8:25/mi
25.2M
3:21:52
25.20 mi
Rank: #14898 (-34)
40K25.2M
3:13 | 9:20/mi
FINISH
3:29:55
26.22 mi
Rank: #14907 (-9)
25.2MFINISH
8:03 | 7:54/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:46
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:48:09
Pace8:15 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:1824:127:4824:12
7:48
-
10K
6.21 mi12:10:2048:147:4624:02
7:45
-0:03
15K
9.32 mi12:34:311:12:257:4724:11
7:48
+0:03
20K
12.43 mi12:58:371:36:317:4624:06
7:46
-0:02
HALF
13.11 mi13:03:521:41:467:465:15
7:43
-0:03
25K
15.53 mi13:23:062:01:007:4819:14
7:56
+0:13
30K
18.64 mi13:48:512:26:457:5325:45
8:18
+0:22
20M
20.00 mi14:00:012:37:557:5411:10
8:14
-0:04
21M
21.00 mi14:08:542:46:487:578:53
8:53
+0:39
35K
21.75 mi14:14:582:52:527:576:04
8:07
-0:46
23M
23.00 mi14:25:263:03:207:5910:28
8:22
+0:15
24M
24.00 mi14:33:343:11:287:598:08
8:08
-0:14
40K
24.85 mi14:40:453:18:398:007:11
8:25
+0:17
25.2M
25.20 mi14:43:583:21:528:013:13
9:20
+0:55
FINISH
26.22 mi14:52:013:29:558:018:03
7:54
-1:26

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

7:43 /mi

Average Pace

8:01 /mi

Slowest Pace

9:20 /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

1:41:46

48% of race

Time at Steady Pace

1:18:24

37% of race

Time at Slower Pace

29:45

14% of race

Average Pace: 8:00 /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 mi11:46:1824:127:4824:12
7:48
#15311
10K
6.21 mi12:10:2048:147:4624:02
7:45
#15161
15K
9.32 mi12:34:311:12:257:4724:11
7:48
#15163
20K
12.43 mi12:58:371:36:317:4624:06
7:46
#14876
HALF
13.11 mi13:03:521:41:467:465:15
7:43
#14854
25K
15.53 mi13:23:062:01:007:4819:14
7:56
#14847
30K
18.64 mi13:48:512:26:457:5325:45
8:18
#14948
20M
20.00 mi14:00:012:37:557:5411:10
8:14
#14897
21M
21.00 mi14:08:542:46:487:578:53
8:53
#14901
35K
21.75 mi14:14:582:52:527:576:04
8:07
#14904
23M
23.00 mi14:25:263:03:207:5910:28
8:22
#14892
24M
24.00 mi14:33:343:11:287:598:08
8:08
#14879
40K
24.85 mi14:40:453:18:398:007:11
8:25
#14864
25.2M
25.20 mi14:43:583:21:528:013:13
9:20
#14898
FINISH
26.22 mi14:52:013:29:558:018:03
7:54
#14907
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 mi15311103731037315198(Top 52%)10265(Top 63%)10265(Top 179%)
10K6.21 mi3.10 mi15161+15010279+9410279+9415037(Top 52%)10242(Top 63%)10242(Top 179%)
15K9.32 mi3.11 mi15163-210259+2010259+2015198(Top 52%)10265(Top 63%)10265(Top 179%)
20K12.43 mi3.11 mi14876+28710145+11410145+11414184(Top 49%)9814(Top 60%)9814(Top 171%)
HALF13.11 mi0.68 mi14854+2210138+710138+714713(Top 51%)10102(Top 62%)10102(Top 177%)
25K15.53 mi2.42 mi14847+710129+910129+914834(Top 51%)9999(Top 61%)9999(Top 175%)
30K18.64 mi3.11 mi14948-10110125+410125+415527(Top 54%)10208(Top 62%)10208(Top 178%)
20M20.00 mi1.36 mi14897+5110075+5010075+5014380(Top 50%)9633(Top 59%)9633(Top 168%)
21M21.00 mi1.00 mi14901-410040+3510040+3515444(Top 53%)10006(Top 61%)10006(Top 175%)
35K21.75 mi0.75 mi14904-310027+1310027+1315175(Top 52%)9834(Top 60%)9834(Top 172%)
23M23.00 mi1.25 mi14892+1210004+2310004+2314842(Top 51%)9608(Top 59%)9608(Top 168%)
24M24.00 mi1.00 mi14879+139979+259979+2514622(Top 50%)9436(Top 58%)9436(Top 165%)
40K24.85 mi0.85 mi14864+159950+299950+2915049(Top 52%)9533(Top 58%)9533(Top 167%)
25.2M25.20 mi0.35 mi14898-349960-109960-1016414(Top 57%)10161(Top 62%)10161(Top 178%)
FINISH26.22 mi1.02 mi14907-99946+149946+1414478(Top 50%)9265(Top 57%)9265(Top 162%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15198

Males

10265

M18-39

10265

5K→10K

3.1 - 6.2 mi

Top 52%
×5
+79ft-138ft

Overall

15037

Males

10242

M18-39

10242

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15198

Males

10265

M18-39

10265

15K→20K

9.3 - 12.4 mi

Top 49%
×5
+106ft-86ft

Overall

14184

Males

9814

M18-39

9814

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14713

Males

10102

M18-39

10102

HALF→25K

13.1 - 15.5 mi

Top 51%
×4
+66ft-88ft

Overall

14834

Males

9999

M18-39

9999

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15527

Males

10208

M18-39

10208

30K→20M

18.6 - 20.0 mi

Top 50%
×5
+64ft-50ft

Overall

14380

Males

9633

M18-39

9633

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15444

Males

10006

M18-39

10006

21M→35K

21.0 - 21.8 mi

Top 52%
×7
+17ft-86ft

Overall

15175

Males

9834

M18-39

9834

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14842

Males

9608

M18-39

9608

23M→24M

23.0 - 24.0 mi

Top 50%
×6
+12ft-82ft

Overall

14622

Males

9436

M18-39

9436

24M→40K

24.0 - 24.9 mi

Top 52%
×1
+6ft-20ft

Overall

15049

Males

9533

M18-39

9533

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1
+13ft-16ft

Overall

16414

Males

10161

M18-39

10161

25.2M→FINISH

25.2 - 26.2 mi

Top 50%
×2
+22ft-21ft

Overall

14478

Males

9265

M18-39

9265

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1857*
Passed By
1388
Net Change
+404
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15311
5K10K350*200+150#15311#15161
10K15K200200-2#15161#15163
15K20K351*64+287#15163#14876
20KHALF4624+22#14876#14854
HALF25K143136+7#14854#14847
25K30K162200-101#14847#14948
30K20M11564+51#14948#14897
20M21M107111-4#14897#14901
21M35K4851-3#14901#14904
35K23M112100+12#14904#14892
23M24M7562+13#14892#14879
24M40K7964+15#14879#14864
40K25.2M1751-34#14864#14898
25.2MFINISH5261-9#14898#14907
TOTALS1857*1388+404

* 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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Export & Support

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