Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

James Bellward

Bib: 1484 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 3%
Gender (Male)
#0 / 16340
Top 5%
Masters (Masters Men)
#0 / 10617
Top 0.8%
Age Group (M40-44)
#0 / 2198
Top 3%
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
18:15
3.11 mi
Rank: #802
Start β†’ 5K
18:15 | 5:53/mi
10K
36:21
6.21 mi
Rank: #780 (+22)
5K β†’ 10K
18:06 | 5:50/mi
15K
54:47
9.32 mi
Rank: #861 (-81)
10K β†’ 15K
18:26 | 5:56/mi
20K
1:13:15
12.43 mi
Rank: #871 (-10)
15K β†’ 20K
18:28 | 5:57/mi
HALF
1:17:18
13.11 mi
Rank: #886 (-15)
20K β†’ HALF
4:03 | 5:57/mi
25K
1:31:51
15.53 mi
Rank: #887 (-1)
HALF β†’ 25K
14:33 | 6:00/mi
30K
1:50:42
18.64 mi
Rank: #861 (+26)
25K β†’ 30K
18:51 | 6:05/mi
20M
1:59:05
20.00 mi
Rank: #872 (-11)
30K β†’ 20M
8:23 | 6:11/mi
21M
2:05:31
21.00 mi
Rank: #873 (-1)
20M β†’ 21M
6:26 | 6:26/mi
35K
2:10:04
21.75 mi
Rank: #887 (-14)
21M β†’ 35K
4:33 | 6:05/mi
23M
2:17:54
23.00 mi
Rank: #891 (-4)
35K β†’ 23M
7:50 | 6:16/mi
24M
2:24:03
24.00 mi
Rank: #910 (-19)
23M β†’ 24M
6:09 | 6:09/mi
40K
2:29:20
24.85 mi
Rank: #906 (+4)
24M β†’ 40K
5:17 | 6:11/mi
25.2M
2:31:35
25.20 mi
Rank: #897 (+9)
40K β†’ 25.2M
2:15 | 6:32/mi
FINISH
2:37:35
26.22 mi
Rank: #892 (+5)
25.2M β†’ FINISH
6:00 | 5:54/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
Time1:17:18
Pace5:54 /mi
2nd Half
Distance13.11 mi
Time1:20:17
Pace6:08 /mi
πŸ“ŠPositive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3818:155:5318:15
5:53
-
10K
6.21 mi10:36:4436:215:5118:06
5:50
-0:03
15K
9.32 mi10:55:1054:475:5318:26
5:56
+0:06
20K
12.43 mi11:13:381:13:155:5418:28
5:57
+0:01
HALF
13.11 mi11:17:411:17:185:544:03
5:57
0:00
25K
15.53 mi11:32:141:31:515:5514:33
6:00
+0:03
30K
18.64 mi11:51:051:50:425:5718:51
6:05
+0:05
20M
20.00 mi11:59:281:59:055:588:23
6:11
+0:06
21M
21.00 mi12:05:542:05:315:596:26
6:26
+0:15
35K
21.75 mi12:10:272:10:045:594:33
6:05
-0:21
23M
23.00 mi12:18:172:17:546:007:50
6:16
+0:11
24M
24.00 mi12:24:262:24:036:016:09
6:09
-0:07
40K
24.85 mi12:29:432:29:206:015:17
6:11
+0:02
25.2M
25.20 mi12:31:582:31:356:012:15
6:32
+0:21
FINISH
26.22 mi12:37:582:37:356:016:00
5:54
-0:38

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

5:50 /mi

Average Pace

6:01 /mi

Slowest Pace

6:32 /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

2:28:54

94% of race

Time at Steady Pace

8:41

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:01 /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 mi10:18:3818:155:5318:15
5:53
#802
10K
6.21 mi10:36:4436:215:5118:06
5:50
#780
15K
9.32 mi10:55:1054:475:5318:26
5:56
#861
20K
12.43 mi11:13:381:13:155:5418:28
5:57
#871
HALF
13.11 mi11:17:411:17:185:544:03
5:57
#886
25K
15.53 mi11:32:141:31:515:5514:33
6:00
#887
30K
18.64 mi11:51:051:50:425:5718:51
6:05
#861
20M
20.00 mi11:59:281:59:055:588:23
6:11
#872
21M
21.00 mi12:05:542:05:315:596:26
6:26
#873
35K
21.75 mi12:10:272:10:045:594:33
6:05
#887
23M
23.00 mi12:18:172:17:546:007:50
6:16
#891
24M
24.00 mi12:24:262:24:036:016:09
6:09
#910
40K
24.85 mi12:29:432:29:206:015:17
6:11
#906
25.2M
25.20 mi12:31:582:31:356:012:15
6:32
#897
FINISH
26.22 mi12:37:582:37:356:016:00
5:54
#892
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 mi8027617611084(Top 4%)1043(Top 6%)1043(Top 47%)
10K6.21 mi3.10 mi780+22745+16745+16765(Top 3%)729(Top 4%)729(Top 33%)
15K9.32 mi3.11 mi861-81822-77822-771084(Top 4%)1043(Top 6%)1043(Top 47%)
20K12.43 mi3.11 mi871-10836-14836-14972(Top 3%)938(Top 6%)938(Top 43%)
HALF13.11 mi0.68 mi886-15848-12848-121273(Top 4%)1226(Top 8%)1226(Top 56%)
25K15.53 mi2.42 mi887-1849-1849-11084(Top 4%)1040(Top 6%)1040(Top 47%)
30K18.64 mi3.11 mi861+26824+25824+25869(Top 3%)836(Top 5%)836(Top 38%)
20M20.00 mi1.36 mi872-11834-10834-101116(Top 4%)1074(Top 7%)1074(Top 49%)
21M21.00 mi1.00 mi873-1836-2836-21084(Top 4%)1040(Top 6%)1040(Top 47%)
35K21.75 mi0.75 mi887-14850-14850-141566(Top 5%)1497(Top 9%)1497(Top 68%)
23M23.00 mi1.25 mi891-4852-2852-21438(Top 5%)1374(Top 8%)1374(Top 63%)
24M24.00 mi1.00 mi910-19872-20872-201613(Top 6%)1529(Top 9%)1529(Top 70%)
40K24.85 mi0.85 mi906+4869+3869+31331(Top 5%)1261(Top 8%)1261(Top 57%)
25.2M25.20 mi0.35 mi897+9859+10859+101056(Top 4%)998(Top 6%)998(Top 45%)
FINISH26.22 mi1.02 mi892+5853+6853+61276(Top 4%)1208(Top 7%)1208(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
Γ—21
+97ft-345ft

Overall

1084

Males

1043

M40-44

1043

5K→10K

3.1 - 6.2 mi

Top 3%
Γ—5
+79ft-138ft

Overall

765

Males

729

M40-44

729

10K→15K

6.2 - 9.3 mi

Top 4%
Γ—3
+67ft-78ft

Overall

1084

Males

1043

M40-44

1043

15K→20K

9.3 - 12.4 mi

Top 3%
Γ—5
+106ft-86ft

Overall

972

Males

938

M40-44

938

20K→HALF

12.4 - 13.1 mi

Top 4%
Γ—2
+19ft-37ft

Overall

1273

Males

1226

M40-44

1226

HALF→25K

13.1 - 15.5 mi

Top 4%
Γ—4
+66ft-88ft

Overall

1084

Males

1040

M40-44

1040

25K→30K

15.5 - 18.6 mi

Top 3%
Γ—9
+181ft-148ft

Overall

869

Males

836

M40-44

836

30K→20M

18.6 - 20.0 mi

Top 4%
Γ—5
+64ft-50ft

Overall

1116

Males

1074

M40-44

1074

20M→21M

20.0 - 21.0 mi

Top 4%
Γ—8
+106ft-24ft

Overall

1084

Males

1040

M40-44

1040

21M→35K

21.0 - 21.8 mi

Top 5%
Γ—7
+17ft-86ft

Overall

1566

Males

1497

M40-44

1497

35K→23M

21.8 - 23.0 mi

Top 5%
Γ—5
+23ft-63ft

Overall

1438

Males

1374

M40-44

1374

23M→24M

23.0 - 24.0 mi

Top 6%
Γ—6
+12ft-82ft

Overall

1613

Males

1529

M40-44

1529

24M→40K

24.0 - 24.9 mi

Top 5%
Γ—1
+6ft-20ft

Overall

1331

Males

1261

M40-44

1261

40K→25.2M

24.9 - 25.2 mi

Top 4%
Γ—1
+13ft-16ft

Overall

1056

Males

998

M40-44

998

25.2M→FINISH

25.2 - 26.2 mi

Top 4%
Γ—2
+22ft-21ft

Overall

1276

Males

1208

M40-44

1208

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
300
Passed By
390
Net Change
-90
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#802
5K β†’ 10K5937+22#802#780
10K β†’ 15K788-81#780#861
15K β†’ 20K3444-10#861#871
20K β†’ HALF318-15#871#886
HALF β†’ 25K2021-1#886#887
25K β†’ 30K5327+26#887#861
30K β†’ 20M1223-11#861#872
20M β†’ 21M2324-1#872#873
21M β†’ 35K822-14#873#887
35K β†’ 23M2529-4#887#891
23M β†’ 24M1029-19#891#910
24M β†’ 40K2016+4#910#906
40K β†’ 25.2M123+9#906#897
25.2M β†’ FINISH149+5#897#892
TOTALS300390-90
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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