Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Christopher Iafrate

Bib: 9324 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 34%
Gender (Male)
#0 / 16340
Top 47%
Masters (Masters Men)
#0 / 10617
Top 36%
Age Group (M40-44)
#0 / 2198
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Christopher

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· 6:23/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
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
19:49
3.11 mi
Rank: #3293
Start β†’ 5K
19:49 | 6:23/mi
10K
40:14
6.21 mi
Rank: #3994 (-701)
5K β†’ 10K
20:25 | 6:35/mi
15K
1:01:01
9.32 mi
Rank: #4551 (-557)
10K β†’ 15K
20:47 | 6:42/mi
20K
1:22:29
12.43 mi
Rank: #5075 (-524)
15K β†’ 20K
21:28 | 6:55/mi
HALF
1:27:07
13.11 mi
Rank: #5160 (-85)
20K β†’ HALF
4:38 | 6:48/mi
25K
1:44:38
15.53 mi
Rank: #5834 (-674)
HALF β†’ 25K
17:31 | 7:14/mi
30K
2:09:20
18.64 mi
Rank: #7261 (-1427)
25K β†’ 30K
24:42 | 7:58/mi
20M
2:20:35
20.00 mi
Rank: #7715 (-454)
30K β†’ 20M
11:15 | 8:17/mi
21M
2:29:28
21.00 mi
Rank: #8085 (-370)
20M β†’ 21M
8:53 | 8:53/mi
35K
2:35:44
21.75 mi
Rank: #8371 (-286)
21M β†’ 35K
6:16 | 8:23/mi
23M
2:46:30
23.00 mi
Rank: #8840 (-469)
35K β†’ 23M
10:46 | 8:37/mi
24M
2:54:59
24.00 mi
Rank: #9156 (-316)
23M β†’ 24M
8:29 | 8:29/mi
40K
3:02:24
24.85 mi
Rank: #9435 (-279)
24M β†’ 40K
7:25 | 8:41/mi
25.2M
3:05:43
25.20 mi
Rank: #9602 (-167)
40K β†’ 25.2M
3:19 | 9:38/mi
FINISH
3:14:03
26.22 mi
Rank: #9893 (-291)
25.2M β†’ FINISH
8:20 | 8:11/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:07
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:46:56
Pace8:10 /mi
πŸ“ŠPositive Split: 22.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:35:2019:496:2319:49
6:23
-
10K
6.21 mi10:55:4540:146:2920:25
6:35
+0:12
15K
9.32 mi11:16:321:01:016:3320:47
6:42
+0:07
20K
12.43 mi11:38:001:22:296:3921:28
6:55
+0:13
HALF
13.11 mi11:42:381:27:076:394:38
6:48
-0:07
25K
15.53 mi12:00:091:44:386:4517:31
7:14
+0:26
30K
18.64 mi12:24:512:09:206:5724:42
7:58
+0:44
20M
20.00 mi12:36:062:20:357:0211:15
8:17
+0:19
21M
21.00 mi12:44:592:29:287:088:53
8:53
+0:36
35K
21.75 mi12:51:152:35:447:106:16
8:23
-0:30
23M
23.00 mi13:02:012:46:307:1510:46
8:37
+0:14
24M
24.00 mi13:10:302:54:597:188:29
8:29
-0:08
40K
24.85 mi13:17:553:02:247:217:25
8:41
+0:12
25.2M
25.20 mi13:21:143:05:437:233:19
9:38
+0:57
FINISH
26.22 mi13:29:343:14:037:258:20
8:11
-1:27

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

6:23 /mi

Average Pace

7:24 /mi

Slowest Pace

9:38 /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

1:44:38

54% of race

Time at Steady Pace

1:09:48

36% of race

Time at Slower Pace

19:37

10% of race

Average Pace: 7:24 /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 mi10:35:2019:496:2319:49
6:23
#3293
10K
6.21 mi10:55:4540:146:2920:25
6:35
#3994
15K
9.32 mi11:16:321:01:016:3320:47
6:42
#4551
20K
12.43 mi11:38:001:22:296:3921:28
6:55
#5075
HALF
13.11 mi11:42:381:27:076:394:38
6:48
#5160
25K
15.53 mi12:00:091:44:386:4517:31
7:14
#5834
30K
18.64 mi12:24:512:09:206:5724:42
7:58
#7261
20M
20.00 mi12:36:062:20:357:0211:15
8:17
#7715
21M
21.00 mi12:44:592:29:287:088:53
8:53
#8085
35K
21.75 mi12:51:152:35:447:106:16
8:23
#8371
23M
23.00 mi13:02:012:46:307:1510:46
8:37
#8840
24M
24.00 mi13:10:302:54:597:188:29
8:29
#9156
40K
24.85 mi13:17:553:02:247:217:25
8:41
#9435
25.2M
25.20 mi13:21:143:05:437:233:19
9:38
#9602
FINISH
26.22 mi13:29:343:14:037:258:20
8:11
#9893
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3293314731475762(Top 20%)5261(Top 32%)5261(Top 239%)
10K6.21 mi3.10 mi3994-7013794-6473794-6474809(Top 17%)4509(Top 28%)4509(Top 205%)
15K9.32 mi3.11 mi4551-5574290-4964290-4965762(Top 20%)5261(Top 32%)5261(Top 239%)
20K12.43 mi3.11 mi5075-5244727-4374727-4377171(Top 25%)6278(Top 38%)6278(Top 286%)
HALF13.11 mi0.68 mi5160-854797-704797-707138(Top 25%)6287(Top 38%)6287(Top 286%)
25K15.53 mi2.42 mi5834-6745320-5235320-5239046(Top 31%)7352(Top 45%)7352(Top 334%)
30K18.64 mi3.11 mi7261-14276355-10356355-103513098(Top 45%)9158(Top 56%)9158(Top 417%)
20M20.00 mi1.36 mi7715-4546632-2776632-27714781(Top 51%)9797(Top 60%)9797(Top 446%)
21M21.00 mi1.00 mi8085-3706834-2026834-20215430(Top 53%)9992(Top 61%)9992(Top 455%)
35K21.75 mi0.75 mi8371-2866984-1506984-15016850(Top 58%)10536(Top 64%)10536(Top 479%)
23M23.00 mi1.25 mi8840-4697207-2237207-22316307(Top 56%)10223(Top 63%)10223(Top 465%)
24M24.00 mi1.00 mi9156-3167363-1567363-15616760(Top 58%)10363(Top 63%)10363(Top 471%)
40K24.85 mi0.85 mi9435-2797502-1397502-13916674(Top 57%)10259(Top 63%)10259(Top 467%)
25.2M25.20 mi0.35 mi9602-1677574-727574-7217765(Top 61%)10769(Top 66%)10769(Top 490%)
FINISH26.22 mi1.02 mi9893-2917683-1097683-10916258(Top 56%)10100(Top 62%)10100(Top 460%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
Γ—21
+97ft-345ft

Overall

5762

Males

5261

M40-44

5261

5K→10K

3.1 - 6.2 mi

Top 17%
Γ—5
+79ft-138ft

Overall

4809

Males

4509

M40-44

4509

10K→15K

6.2 - 9.3 mi

Top 20%
Γ—3
+67ft-78ft

Overall

5762

Males

5261

M40-44

5261

15K→20K

9.3 - 12.4 mi

Top 25%
Γ—5
+106ft-86ft

Overall

7171

Males

6278

M40-44

6278

20K→HALF

12.4 - 13.1 mi

Top 25%
Γ—2
+19ft-37ft

Overall

7138

Males

6287

M40-44

6287

HALF→25K

13.1 - 15.5 mi

Top 31%
Γ—4
+66ft-88ft

Overall

9046

Males

7352

M40-44

7352

25K→30K

15.5 - 18.6 mi

Top 45%
Γ—9
+181ft-148ft

Overall

13098

Males

9158

M40-44

9158

30K→20M

18.6 - 20.0 mi

Top 51%
Γ—5
+64ft-50ft

Overall

14781

Males

9797

M40-44

9797

20M→21M

20.0 - 21.0 mi

Top 53%
Γ—8
+106ft-24ft

Overall

15430

Males

9992

M40-44

9992

21M→35K

21.0 - 21.8 mi

Top 58%
Γ—7
+17ft-86ft

Overall

16850

Males

10536

M40-44

10536

35K→23M

21.8 - 23.0 mi

Top 56%
Γ—5
+23ft-63ft

Overall

16307

Males

10223

M40-44

10223

23M→24M

23.0 - 24.0 mi

Top 58%
Γ—6
+12ft-82ft

Overall

16760

Males

10363

M40-44

10363

24M→40K

24.0 - 24.9 mi

Top 57%
Γ—1
+6ft-20ft

Overall

16674

Males

10259

M40-44

10259

40K→25.2M

24.9 - 25.2 mi

Top 61%
Γ—1
+13ft-16ft

Overall

17765

Males

10769

M40-44

10769

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
Γ—2
+22ft-21ft

Overall

16258

Males

10100

M40-44

10100

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
211
Passed By
2665
Net Change
-6600
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#3293
5K β†’ 10K12200-701#3293#3994
10K β†’ 15K14200-557#3994#4551
15K β†’ 20K21200-524#4551#5075
20K β†’ HALF590-85#5075#5160
HALF β†’ 25K22200-674#5160#5834
25K β†’ 30K12200-1427#5834#7261
30K β†’ 20M15200-454#7261#7715
20M β†’ 21M11200-370#7715#8085
21M β†’ 35K13200-286#8085#8371
35K β†’ 23M22200-469#8371#8840
23M β†’ 24M15200-316#8840#9156
24M β†’ 40K19200-279#9156#9435
40K β†’ 25.2M8175-167#9435#9602
25.2M β†’ FINISH22200-291#9602#9893
TOTALS2112665-6600
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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Activity Data

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