Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

David Samaca Tovar

Bib: 8853 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 12%
Gender (Male)
#0 / 16340
Top 20%
Masters (Masters Men)
#0 / 10617
Top 7%
Age Group (M40-44)
#0 / 2198
Top 20%
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
20:48
3.11 mi
Rank: #5816
Start β†’ 5K
20:48 | 6:42/mi
10K
41:28
6.21 mi
Rank: #5626 (+190)
5K β†’ 10K
20:40 | 6:40/mi
15K
1:01:59
9.32 mi
Rank: #5359 (+267)
10K β†’ 15K
20:31 | 6:37/mi
20K
1:22:29
12.43 mi
Rank: #5069 (+290)
15K β†’ 20K
20:30 | 6:36/mi
HALF
1:26:54
13.11 mi
Rank: #5023 (+46)
20K β†’ HALF
4:25 | 6:29/mi
25K
1:42:41
15.53 mi
Rank: #4735 (+288)
HALF β†’ 25K
15:47 | 6:31/mi
30K
2:02:59
18.64 mi
Rank: #4292 (+443)
25K β†’ 30K
20:18 | 6:33/mi
20M
2:11:50
20.00 mi
Rank: #4113 (+179)
30K β†’ 20M
8:51 | 6:31/mi
21M
2:18:34
21.00 mi
Rank: #3937 (+176)
20M β†’ 21M
6:44 | 6:44/mi
35K
2:23:14
21.75 mi
Rank: #3854 (+83)
21M β†’ 35K
4:40 | 6:15/mi
23M
2:31:18
23.00 mi
Rank: #3686 (+168)
35K β†’ 23M
8:04 | 6:27/mi
24M
2:37:38
24.00 mi
Rank: #3587 (+99)
23M β†’ 24M
6:20 | 6:20/mi
40K
2:43:09
24.85 mi
Rank: #3516 (+71)
24M β†’ 40K
5:31 | 6:28/mi
25.2M
2:45:37
25.20 mi
Rank: #3487 (+29)
40K β†’ 25.2M
2:28 | 7:10/mi
FINISH
2:52:37
26.22 mi
Rank: #3552 (-65)
25.2M β†’ FINISH
7:00 | 6:53/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:26:54
Pace6:38 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time1:25:43
Pace6:33 /mi
πŸ“ŠNegative Split: 1.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:35:5120:486:4220:48
6:42
-
10K
6.21 mi10:56:3141:286:4120:40
6:40
-0:02
15K
9.32 mi11:17:021:01:596:4020:31
6:37
-0:03
20K
12.43 mi11:37:321:22:296:3920:30
6:36
-0:01
HALF
13.11 mi11:41:571:26:546:384:25
6:29
-0:07
25K
15.53 mi11:57:441:42:416:3715:47
6:31
+0:02
30K
18.64 mi12:18:022:02:596:3620:18
6:33
+0:02
20M
20.00 mi12:26:532:11:506:368:51
6:31
-0:02
21M
21.00 mi12:33:372:18:346:366:44
6:44
+0:13
35K
21.75 mi12:38:172:23:146:364:40
6:15
-0:29
23M
23.00 mi12:46:212:31:186:358:04
6:27
+0:12
24M
24.00 mi12:52:412:37:386:356:20
6:20
-0:07
40K
24.85 mi12:58:122:43:096:345:31
6:28
+0:08
25.2M
25.20 mi13:00:402:45:376:352:28
7:10
+0:42
FINISH
26.22 mi13:07:402:52:376:367:00
6:53
-0:17

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

6:15 /mi

Average Pace

6:35 /mi

Slowest Pace

7:10 /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

2:43:09

95% of race

Time at Steady Pace

9:28

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:35 /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 mi10:35:5120:486:4220:48
6:42
#5816
10K
6.21 mi10:56:3141:286:4120:40
6:40
#5626
15K
9.32 mi11:17:021:01:596:4020:31
6:37
#5359
20K
12.43 mi11:37:321:22:296:3920:30
6:36
#5069
HALF
13.11 mi11:41:571:26:546:384:25
6:29
#5023
25K
15.53 mi11:57:441:42:416:3715:47
6:31
#4735
30K
18.64 mi12:18:022:02:596:3620:18
6:33
#4292
20M
20.00 mi12:26:532:11:506:368:51
6:31
#4113
21M
21.00 mi12:33:372:18:346:366:44
6:44
#3937
35K
21.75 mi12:38:172:23:146:364:40
6:15
#3854
23M
23.00 mi12:46:212:31:186:358:04
6:27
#3686
24M
24.00 mi12:52:412:37:386:356:20
6:20
#3587
40K
24.85 mi12:58:122:43:096:345:31
6:28
#3516
25.2M
25.20 mi13:00:402:45:376:352:28
7:10
#3487
FINISH
26.22 mi13:07:402:52:376:367:00
6:53
#3552
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 mi5816532953294947(Top 17%)4610(Top 28%)4610(Top 210%)
10K6.21 mi3.10 mi5626+1905183+1465183+1465466(Top 19%)5039(Top 31%)5039(Top 229%)
15K9.32 mi3.11 mi5359+2674965+2184965+2184947(Top 17%)4610(Top 28%)4610(Top 210%)
20K12.43 mi3.11 mi5069+2904721+2444721+2444406(Top 15%)4139(Top 25%)4139(Top 188%)
HALF13.11 mi0.68 mi5023+464686+354686+354204(Top 14%)3971(Top 24%)3971(Top 181%)
25K15.53 mi2.42 mi4735+2884436+2504436+2503498(Top 12%)3324(Top 20%)3324(Top 151%)
30K18.64 mi3.11 mi4292+4434041+3954041+3952767(Top 10%)2646(Top 16%)2646(Top 120%)
20M20.00 mi1.36 mi4113+1793871+1703871+1702521(Top 9%)2390(Top 15%)2390(Top 109%)
21M21.00 mi1.00 mi3937+1763716+1553716+1552189(Top 8%)2084(Top 13%)2084(Top 95%)
35K21.75 mi0.75 mi3854+833637+793637+792239(Top 8%)2126(Top 13%)2126(Top 97%)
23M23.00 mi1.25 mi3686+1683485+1523485+1522186(Top 8%)2065(Top 13%)2065(Top 94%)
24M24.00 mi1.00 mi3587+993398+873398+872357(Top 8%)2200(Top 13%)2200(Top 100%)
40K24.85 mi0.85 mi3516+713331+673331+672352(Top 8%)2177(Top 13%)2177(Top 99%)
25.2M25.20 mi0.35 mi3487+293299+323299+323308(Top 11%)2933(Top 18%)2933(Top 133%)
FINISH26.22 mi1.02 mi3552-653344-453344-456553(Top 23%)5213(Top 32%)5213(Top 237%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
Γ—21
+97ft-345ft

Overall

4947

Males

4610

M40-44

4610

5K→10K

3.1 - 6.2 mi

Top 19%
Γ—5
+79ft-138ft

Overall

5466

Males

5039

M40-44

5039

10K→15K

6.2 - 9.3 mi

Top 17%
Γ—3
+67ft-78ft

Overall

4947

Males

4610

M40-44

4610

15K→20K

9.3 - 12.4 mi

Top 15%
Γ—5
+106ft-86ft

Overall

4406

Males

4139

M40-44

4139

20K→HALF

12.4 - 13.1 mi

Top 14%
Γ—2
+19ft-37ft

Overall

4204

Males

3971

M40-44

3971

HALF→25K

13.1 - 15.5 mi

Top 12%
Γ—4
+66ft-88ft

Overall

3498

Males

3324

M40-44

3324

25K→30K

15.5 - 18.6 mi

Top 10%
Γ—9
+181ft-148ft

Overall

2767

Males

2646

M40-44

2646

30K→20M

18.6 - 20.0 mi

Top 9%
Γ—5
+64ft-50ft

Overall

2521

Males

2390

M40-44

2390

20M→21M

20.0 - 21.0 mi

Top 8%
Γ—8
+106ft-24ft

Overall

2189

Males

2084

M40-44

2084

21M→35K

21.0 - 21.8 mi

Top 8%
Γ—7
+17ft-86ft

Overall

2239

Males

2126

M40-44

2126

35K→23M

21.8 - 23.0 mi

Top 8%
Γ—5
+23ft-63ft

Overall

2186

Males

2065

M40-44

2065

23M→24M

23.0 - 24.0 mi

Top 8%
Γ—6
+12ft-82ft

Overall

2357

Males

2200

M40-44

2200

24M→40K

24.0 - 24.9 mi

Top 8%
Γ—1
+6ft-20ft

Overall

2352

Males

2177

M40-44

2177

40K→25.2M

24.9 - 25.2 mi

Top 11%
Γ—1
+13ft-16ft

Overall

3308

Males

2933

M40-44

2933

25.2M→FINISH

25.2 - 26.2 mi

Top 23%
Γ—2
+22ft-21ft

Overall

6553

Males

5213

M40-44

5213

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2563*
Passed By
299
Net Change
+2264
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#5816
5K β†’ 10K306*116+190#5816#5626
10K β†’ 15K302*35+267#5626#5359
15K β†’ 20K299*9+290#5359#5069
20K β†’ HALF504+46#5069#5023
HALF β†’ 25K290*2+288#5023#4735
25K β†’ 30K443*0+443#4735#4292
30K β†’ 20M1801+179#4292#4113
20M β†’ 21M1793+176#4113#3937
21M β†’ 35K874+83#3937#3854
35K β†’ 23M1768+168#3854#3686
23M β†’ 24M1078+99#3686#3587
24M β†’ 40K754+71#3587#3516
40K β†’ 25.2M367+29#3516#3487
25.2M β†’ FINISH3398-65#3487#3552
TOTALS2563*299+2264

* 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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Activity Data

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