Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Michael Duckworth

Bib: 4019 β€’M β€’Age: N/A

UT

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 36%
Gender (Male)
#0 / 16340
Top 49%
Age Group (M18-39)
#0 / 5723
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Michael

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 Β· 6:49/mi at mile 13.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase Β· Instant access Β· Downloadable PDF Β· 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
22:15
3.11 mi
Rank: #9832
Start β†’ 5K
22:15 | 7:10/mi
10K
44:30
6.21 mi
Rank: #9859 (-27)
5K β†’ 10K
22:15 | 7:10/mi
15K
1:06:08
9.32 mi
Rank: #9243 (+616)
10K β†’ 15K
21:38 | 6:58/mi
20K
1:28:05
12.43 mi
Rank: #9004 (+239)
15K β†’ 20K
21:57 | 7:04/mi
HALF
1:32:44
13.11 mi
Rank: #8917 (+87)
20K β†’ HALF
4:39 | 6:50/mi
25K
1:50:49
15.53 mi
Rank: #9169 (-252)
HALF β†’ 25K
18:05 | 7:28/mi
30K
2:14:40
18.64 mi
Rank: #9445 (-276)
25K β†’ 30K
23:51 | 7:41/mi
20M
2:25:28
20.00 mi
Rank: #9635 (-190)
30K β†’ 20M
10:48 | 7:58/mi
21M
2:33:47
21.00 mi
Rank: #9725 (-90)
20M β†’ 21M
8:19 | 8:19/mi
35K
2:39:46
21.75 mi
Rank: #9874 (-149)
21M β†’ 35K
5:59 | 8:00/mi
23M
2:49:57
23.00 mi
Rank: #10075 (-201)
35K β†’ 23M
10:11 | 8:09/mi
24M
2:58:05
24.00 mi
Rank: #10294 (-219)
23M β†’ 24M
8:08 | 8:08/mi
40K
3:04:57
24.85 mi
Rank: #10367 (-73)
24M β†’ 40K
6:52 | 8:02/mi
25.2M
3:07:56
25.20 mi
Rank: #10402 (-35)
40K β†’ 25.2M
2:59 | 8:40/mi
FINISH
3:15:35
26.22 mi
Rank: #10406 (-4)
25.2M β†’ FINISH
7:39 | 7:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:44
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:42:51
Pace7:51 /mi
πŸ“ŠPositive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0122:157:1022:15
7:10
-
10K
6.21 mi10:46:1644:307:1022:15
7:10
0:00
15K
9.32 mi11:07:541:06:087:0621:38
6:58
-0:12
20K
12.43 mi11:29:511:28:057:0621:57
7:04
+0:06
HALF
13.11 mi11:34:301:32:447:054:39
6:50
-0:14
25K
15.53 mi11:52:351:50:497:0918:05
7:28
+0:38
30K
18.64 mi12:16:262:14:407:1423:51
7:41
+0:13
20M
20.00 mi12:27:142:25:287:1710:48
7:58
+0:17
21M
21.00 mi12:35:332:33:477:208:19
8:19
+0:21
35K
21.75 mi12:41:322:39:467:215:59
8:00
-0:19
23M
23.00 mi12:51:432:49:577:2410:11
8:09
+0:09
24M
24.00 mi12:59:512:58:057:268:08
8:08
-0:01
40K
24.85 mi13:06:433:04:577:276:52
8:02
-0:06
25.2M
25.20 mi13:09:423:07:567:282:59
8:40
+0:38
FINISH
26.22 mi13:17:213:15:357:287:39
7:31
-1:09

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

6:50 /mi

Average Pace

7:28 /mi

Slowest Pace

8:40 /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

1:32:44

47% of race

Time at Steady Pace

49:35

25% of race

Time at Slower Pace

53:16

27% of race

Average Pace: 7:28 /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 mi10:24:0122:157:1022:15
7:10
#9832
10K
6.21 mi10:46:1644:307:1022:15
7:10
#9859
15K
9.32 mi11:07:541:06:087:0621:38
6:58
#9243
20K
12.43 mi11:29:511:28:057:0621:57
7:04
#9004
HALF
13.11 mi11:34:301:32:447:054:39
6:50
#8917
25K
15.53 mi11:52:351:50:497:0918:05
7:28
#9169
30K
18.64 mi12:16:262:14:407:1423:51
7:41
#9445
20M
20.00 mi12:27:142:25:287:1710:48
7:58
#9635
21M
21.00 mi12:35:332:33:477:208:19
8:19
#9725
35K
21.75 mi12:41:322:39:467:215:59
8:00
#9874
23M
23.00 mi12:51:432:49:577:2410:11
8:09
#10075
24M
24.00 mi12:59:512:58:057:268:08
8:08
#10294
40K
24.85 mi13:06:433:04:577:276:52
8:02
#10367
25.2M
25.20 mi13:09:423:07:567:282:59
8:40
#10402
FINISH
26.22 mi13:17:213:15:357:287:39
7:31
#10406
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 mi9832799279928316(Top 29%)7071(Top 43%)7071(Top 124%)
10K6.21 mi3.10 mi9859-278003-118003-119912(Top 34%)8010(Top 49%)8010(Top 140%)
15K9.32 mi3.11 mi9243+6167657+3467657+3468316(Top 29%)7071(Top 43%)7071(Top 124%)
20K12.43 mi3.11 mi9004+2397497+1607497+1608324(Top 29%)7036(Top 43%)7036(Top 123%)
HALF13.11 mi0.68 mi8917+877444+537444+537352(Top 25%)6437(Top 39%)6437(Top 112%)
25K15.53 mi2.42 mi9169-2527566-1227566-12211041(Top 38%)8345(Top 51%)8345(Top 146%)
30K18.64 mi3.11 mi9445-2767652-867652-8611033(Top 38%)8218(Top 50%)8218(Top 144%)
20M20.00 mi1.36 mi9635-1907729-777729-7712436(Top 43%)8751(Top 54%)8751(Top 153%)
21M21.00 mi1.00 mi9725-907749-207749-2011935(Top 41%)8393(Top 51%)8393(Top 147%)
35K21.75 mi0.75 mi9874-1497810-617810-6114420(Top 50%)9489(Top 58%)9489(Top 166%)
23M23.00 mi1.25 mi10075-2017868-587868-5813356(Top 46%)8943(Top 55%)8943(Top 156%)
24M24.00 mi1.00 mi10294-2197940-727940-7214607(Top 50%)9421(Top 58%)9421(Top 165%)
40K24.85 mi0.85 mi10367-737960-207960-2012660(Top 44%)8457(Top 52%)8457(Top 148%)
25.2M25.20 mi0.35 mi10402-357964-47964-412499(Top 43%)8338(Top 51%)8338(Top 146%)
FINISH26.22 mi1.02 mi10406-47951+137951+1311436(Top 39%)7828(Top 48%)7828(Top 137%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
Γ—21
+97ft-345ft

Overall

8316

Males

7071

M18-39

7071

5K→10K

3.1 - 6.2 mi

Top 34%
Γ—5
+79ft-138ft

Overall

9912

Males

8010

M18-39

8010

10K→15K

6.2 - 9.3 mi

Top 29%
Γ—3
+67ft-78ft

Overall

8316

Males

7071

M18-39

7071

15K→20K

9.3 - 12.4 mi

Top 29%
Γ—5
+106ft-86ft

Overall

8324

Males

7036

M18-39

7036

20K→HALF

12.4 - 13.1 mi

Top 25%
Γ—2
+19ft-37ft

Overall

7352

Males

6437

M18-39

6437

HALF→25K

13.1 - 15.5 mi

Top 38%
Γ—4
+66ft-88ft

Overall

11041

Males

8345

M18-39

8345

25K→30K

15.5 - 18.6 mi

Top 38%
Γ—9
+181ft-148ft

Overall

11033

Males

8218

M18-39

8218

30K→20M

18.6 - 20.0 mi

Top 43%
Γ—5
+64ft-50ft

Overall

12436

Males

8751

M18-39

8751

20M→21M

20.0 - 21.0 mi

Top 41%
Γ—8
+106ft-24ft

Overall

11935

Males

8393

M18-39

8393

21M→35K

21.0 - 21.8 mi

Top 50%
Γ—7
+17ft-86ft

Overall

14420

Males

9489

M18-39

9489

35K→23M

21.8 - 23.0 mi

Top 46%
Γ—5
+23ft-63ft

Overall

13356

Males

8943

M18-39

8943

23M→24M

23.0 - 24.0 mi

Top 50%
Γ—6
+12ft-82ft

Overall

14607

Males

9421

M18-39

9421

24M→40K

24.0 - 24.9 mi

Top 44%
Γ—1
+6ft-20ft

Overall

12660

Males

8457

M18-39

8457

40K→25.2M

24.9 - 25.2 mi

Top 43%
Γ—1
+13ft-16ft

Overall

12499

Males

8338

M18-39

8338

25.2M→FINISH

25.2 - 26.2 mi

Top 39%
Γ—2
+22ft-21ft

Overall

11436

Males

7828

M18-39

7828

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1706*
Passed By
1816
Net Change
-574
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#9832
5K β†’ 10K200200-27#9832#9859
10K β†’ 15K625*9+616#9859#9243
15K β†’ 20K274*35+239#9243#9004
20K β†’ HALF881+87#9004#8917
HALF β†’ 25K56200-252#8917#9169
25K β†’ 30K98200-276#9169#9445
30K β†’ 20M42200-190#9445#9635
20M β†’ 21M52142-90#9635#9725
21M β†’ 35K27176-149#9725#9874
35K β†’ 23M64200-201#9874#10075
23M β†’ 24M39200-219#10075#10294
24M β†’ 40K48121-73#10294#10367
40K β†’ 25.2M2257-35#10367#10402
25.2M β†’ FINISH7175-4#10402#10406
TOTALS1706*1816-574

* Includes athletes who did not complete a segment (DNF/DNQ).

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

Activity Data

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