Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

David Lam

Bib: 7254 β€’M β€’Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 24%
Gender (Male)
#0 / 16340
Top 37%
Masters (Masters Men)
#0 / 10617
Top 24%
Age Group (M40-44)
#0 / 2198
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
21:03
3.11 mi
Rank: #6627
Start β†’ 5K
21:03 | 6:47/mi
10K
42:03
6.21 mi
Rank: #6567 (+60)
5K β†’ 10K
21:00 | 6:46/mi
15K
1:03:04
9.32 mi
Rank: #6509 (+58)
10K β†’ 15K
21:01 | 6:46/mi
20K
1:24:14
12.43 mi
Rank: #6411 (+98)
15K β†’ 20K
21:10 | 6:49/mi
HALF
1:28:50
13.11 mi
Rank: #6417 (-6)
20K β†’ HALF
4:36 | 6:45/mi
25K
1:45:22
15.53 mi
Rank: #6332 (+85)
HALF β†’ 25K
16:32 | 6:50/mi
30K
2:07:13
18.64 mi
Rank: #6271 (+61)
25K β†’ 30K
21:51 | 7:02/mi
20M
2:16:55
20.00 mi
Rank: #6284 (-13)
30K β†’ 20M
9:42 | 7:09/mi
21M
2:24:24
21.00 mi
Rank: #6292 (-8)
20M β†’ 21M
7:29 | 7:29/mi
35K
2:30:13
21.75 mi
Rank: #6513 (-221)
21M β†’ 35K
5:49 | 7:47/mi
23M
2:40:45
23.00 mi
Rank: #6928 (-415)
35K β†’ 23M
10:32 | 8:26/mi
24M
2:48:31
24.00 mi
Rank: #7096 (-168)
23M β†’ 24M
7:46 | 7:46/mi
40K
2:55:19
24.85 mi
Rank: #7214 (-118)
24M β†’ 40K
6:48 | 7:58/mi
25.2M
2:58:09
25.20 mi
Rank: #7223 (-9)
40K β†’ 25.2M
2:50 | 8:13/mi
FINISH
3:04:55
26.22 mi
Rank: #7101 (+122)
25.2M β†’ FINISH
6:46 | 6:39/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
Time1:28:50
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:36:05
Pace7:20 /mi
πŸ“ŠPositive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:0721:036:4721:03
6:47
-
10K
6.21 mi10:49:0742:036:4721:00
6:46
-0:01
15K
9.32 mi11:10:081:03:046:4621:01
6:46
0:00
20K
12.43 mi11:31:181:24:146:4721:10
6:49
+0:03
HALF
13.11 mi11:35:541:28:506:474:36
6:45
-0:04
25K
15.53 mi11:52:261:45:226:4716:32
6:50
+0:05
30K
18.64 mi12:14:172:07:136:5021:51
7:02
+0:12
20M
20.00 mi12:23:592:16:556:519:42
7:09
+0:07
21M
21.00 mi12:31:282:24:246:537:29
7:29
+0:20
35K
21.75 mi12:37:172:30:136:555:49
7:47
+0:18
23M
23.00 mi12:47:492:40:457:0010:32
8:26
+0:39
24M
24.00 mi12:55:352:48:317:027:46
7:46
-0:40
40K
24.85 mi13:02:232:55:197:046:48
7:58
+0:12
25.2M
25.20 mi13:05:132:58:097:052:50
8:13
+0:15
FINISH
26.22 mi13:11:593:04:557:046:46
6:39
-1:34

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

6:39 /mi

Average Pace

7:03 /mi

Slowest Pace

8:26 /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

6:46

4% of race

Time at Steady Pace

2:16:55

74% of race

Time at Slower Pace

41:14

22% of race

Average Pace: 7:03 /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 mi10:28:0721:036:4721:03
6:47
#6627
10K
6.21 mi10:49:0742:036:4721:00
6:46
#6567
15K
9.32 mi11:10:081:03:046:4621:01
6:46
#6509
20K
12.43 mi11:31:181:24:146:4721:10
6:49
#6411
HALF
13.11 mi11:35:541:28:506:474:36
6:45
#6417
25K
15.53 mi11:52:261:45:226:4716:32
6:50
#6332
30K
18.64 mi12:14:172:07:136:5021:51
7:02
#6271
20M
20.00 mi12:23:592:16:556:519:42
7:09
#6284
21M
21.00 mi12:31:282:24:246:537:29
7:29
#6292
35K
21.75 mi12:37:172:30:136:555:49
7:47
#6513
23M
23.00 mi12:47:492:40:457:0010:32
8:26
#6928
24M
24.00 mi12:55:352:48:317:027:46
7:46
#7096
40K
24.85 mi13:02:232:55:197:046:48
7:58
#7214
25.2M
25.20 mi13:05:132:58:097:052:50
8:13
#7223
FINISH
26.22 mi13:11:593:04:557:046:46
6:39
#7101
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 mi6627594659466481(Top 22%)5801(Top 36%)5801(Top 264%)
10K6.21 mi3.10 mi6567+605902+445902+446547(Top 23%)5871(Top 36%)5871(Top 267%)
15K9.32 mi3.11 mi6509+585842+605842+606481(Top 22%)5801(Top 36%)5801(Top 264%)
20K12.43 mi3.11 mi6411+985771+715771+716336(Top 22%)5666(Top 35%)5666(Top 258%)
HALF13.11 mi0.68 mi6417-65780-95780-96633(Top 23%)5913(Top 36%)5913(Top 269%)
25K15.53 mi2.42 mi6332+855695+855695+855969(Top 21%)5344(Top 33%)5344(Top 243%)
30K18.64 mi3.11 mi6271+615614+815614+816156(Top 21%)5421(Top 33%)5421(Top 247%)
20M20.00 mi1.36 mi6284-135608+65608+66529(Top 22%)5596(Top 34%)5596(Top 255%)
21M21.00 mi1.00 mi6292-85609-15609-16371(Top 22%)5364(Top 33%)5364(Top 244%)
35K21.75 mi0.75 mi6513-2215779-1705779-17012795(Top 44%)8764(Top 54%)8764(Top 399%)
23M23.00 mi1.25 mi6928-4156050-2716050-27115162(Top 52%)9752(Top 60%)9752(Top 444%)
24M24.00 mi1.00 mi7096-1686144-946144-9411978(Top 41%)8227(Top 50%)8227(Top 374%)
40K24.85 mi0.85 mi7214-1186203-596203-5912129(Top 42%)8219(Top 50%)8219(Top 374%)
25.2M25.20 mi0.35 mi7223-96197+66197+69624(Top 33%)6913(Top 42%)6913(Top 315%)
FINISH26.22 mi1.02 mi7101+1226099+986099+985049(Top 17%)4228(Top 26%)4228(Top 192%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
Γ—21
+97ft-345ft

Overall

6481

Males

5801

M40-44

5801

5K→10K

3.1 - 6.2 mi

Top 23%
Γ—5
+79ft-138ft

Overall

6547

Males

5871

M40-44

5871

10K→15K

6.2 - 9.3 mi

Top 22%
Γ—3
+67ft-78ft

Overall

6481

Males

5801

M40-44

5801

15K→20K

9.3 - 12.4 mi

Top 22%
Γ—5
+106ft-86ft

Overall

6336

Males

5666

M40-44

5666

20K→HALF

12.4 - 13.1 mi

Top 23%
Γ—2
+19ft-37ft

Overall

6633

Males

5913

M40-44

5913

HALF→25K

13.1 - 15.5 mi

Top 21%
Γ—4
+66ft-88ft

Overall

5969

Males

5344

M40-44

5344

25K→30K

15.5 - 18.6 mi

Top 21%
Γ—9
+181ft-148ft

Overall

6156

Males

5421

M40-44

5421

30K→20M

18.6 - 20.0 mi

Top 22%
Γ—5
+64ft-50ft

Overall

6529

Males

5596

M40-44

5596

20M→21M

20.0 - 21.0 mi

Top 22%
Γ—8
+106ft-24ft

Overall

6371

Males

5364

M40-44

5364

21M→35K

21.0 - 21.8 mi

Top 44%
Γ—7
+17ft-86ft

Overall

12795

Males

8764

M40-44

8764

35K→23M

21.8 - 23.0 mi

Top 52%
Γ—5
+23ft-63ft

Overall

15162

Males

9752

M40-44

9752

23M→24M

23.0 - 24.0 mi

Top 41%
Γ—6
+12ft-82ft

Overall

11978

Males

8227

M40-44

8227

24M→40K

24.0 - 24.9 mi

Top 42%
Γ—1
+6ft-20ft

Overall

12129

Males

8219

M40-44

8219

40K→25.2M

24.9 - 25.2 mi

Top 33%
Γ—1
+13ft-16ft

Overall

9624

Males

6913

M40-44

6913

25.2M→FINISH

25.2 - 26.2 mi

Top 17%
Γ—2
+22ft-21ft

Overall

5049

Males

4228

M40-44

4228

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1309*
Passed By
1512
Net Change
-474
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#6627
5K β†’ 10K217*157+60#6627#6567
10K β†’ 15K169111+58#6567#6509
15K β†’ 20K18991+98#6509#6411
20K β†’ HALF2329-6#6411#6417
HALF β†’ 25K13853+85#6417#6332
25K β†’ 30K183122+61#6332#6271
30K β†’ 20M7285-13#6271#6284
20M β†’ 21M6674-8#6284#6292
21M β†’ 35K18200-221#6292#6513
35K β†’ 23M17200-415#6513#6928
23M β†’ 24M28196-168#6928#7096
24M β†’ 40K32150-118#7096#7214
40K β†’ 25.2M2433-9#7214#7223
25.2M β†’ FINISH13311+122#7223#7101
TOTALS1309*1512-474

* 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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