Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Jun Li

Bib: 32978 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M50-54)
#0 / 1868
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
29:52
3.11 mi
Rank: #24832
Start β†’ 5K
29:52 | 9:37/mi
10K
59:15
6.21 mi
Rank: #24625 (+207)
5K β†’ 10K
29:23 | 9:28/mi
15K
1:29:12
9.32 mi
Rank: #24687 (-62)
10K β†’ 15K
29:57 | 9:39/mi
20K
1:59:28
12.43 mi
Rank: #24639 (+48)
15K β†’ 20K
30:16 | 9:45/mi
HALF
2:06:06
13.11 mi
Rank: #24647 (-8)
20K β†’ HALF
6:38 | 9:44/mi
25K
2:31:03
15.53 mi
Rank: #24707 (-60)
HALF β†’ 25K
24:57 | 10:18/mi
30K
3:04:31
18.64 mi
Rank: #24746 (-39)
25K β†’ 30K
33:28 | 10:47/mi
20M
3:18:46
20.00 mi
Rank: #24668 (+78)
30K β†’ 20M
14:15 | 10:30/mi
21M
3:32:44
21.00 mi
Rank: #24900 (-232)
20M β†’ 21M
13:58 | 13:58/mi
35K
3:41:10
21.75 mi
Rank: #24946 (-46)
21M β†’ 35K
8:26 | 11:17/mi
23M
3:56:53
23.00 mi
Rank: #25122 (-176)
35K β†’ 23M
15:43 | 12:34/mi
24M
4:09:06
24.00 mi
Rank: #25238 (-116)
23M β†’ 24M
12:13 | 12:13/mi
40K
4:20:25
24.85 mi
Rank: #25365 (-127)
24M β†’ 40K
11:19 | 13:15/mi
25.2M
4:24:59
25.20 mi
Rank: #25381 (-16)
40K β†’ 25.2M
4:34 | 13:15/mi
FINISH
4:36:41
26.22 mi
Rank: #25479 (-98)
25.2M β†’ FINISH
11:42 | 11:29/mi
Unlock Your Full

AI Performance Report

New

Understand What Really Happened During Your Race

Go deeper with personalized analysis powered by your official race data.

Your AI Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
Shareable via link β€” view it anywhere, share with anyone
AI Report Preview
Generating your preview…
$4.99
One-time purchase for this race
Includes a shareable link

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:06:06
Pace9:38 /mi
2nd Half
Distance13.11 mi
Time2:30:35
Pace11:30 /mi
πŸ“ŠPositive Split: 19.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:00:5829:529:3729:52
9:37
-
10K
6.21 mi12:30:2159:159:3329:23
9:28
-0:09
15K
9.32 mi13:00:181:29:129:3529:57
9:39
+0:11
20K
12.43 mi13:30:341:59:289:3730:16
9:45
+0:06
HALF
13.11 mi13:37:122:06:069:386:38
9:44
-0:01
25K
15.53 mi14:02:092:31:039:4424:57
10:18
+0:34
30K
18.64 mi14:35:373:04:319:5433:28
10:47
+0:29
20M
20.00 mi14:49:523:18:469:5714:15
10:30
-0:17
21M
21.00 mi15:03:503:32:4410:0813:58
13:58
+3:28
35K
21.75 mi15:12:163:41:1010:118:26
11:17
-2:41
23M
23.00 mi15:27:593:56:5310:1815:43
12:34
+1:17
24M
24.00 mi15:40:124:09:0610:2312:13
12:13
-0:21
40K
24.85 mi15:51:314:20:2510:2911:19
13:15
+1:02
25.2M
25.20 mi15:56:054:24:5910:314:34
13:15
0:00
FINISH
26.22 mi16:07:474:36:4110:3411:42
11:29
-1:46

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

9:28 /mi

Average Pace

10:34 /mi

Slowest Pace

13:58 /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

2:06:06

46% of race

Time at Steady Pace

1:32:48

34% of race

Time at Slower Pace

57:47

21% of race

Average Pace: 10:33 /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 mi12:00:5829:529:3729:52
9:37
#24832
10K
6.21 mi12:30:2159:159:3329:23
9:28
#24625
15K
9.32 mi13:00:181:29:129:3529:57
9:39
#24687
20K
12.43 mi13:30:341:59:289:3730:16
9:45
#24639
HALF
13.11 mi13:37:122:06:069:386:38
9:44
#24647
25K
15.53 mi14:02:092:31:039:4424:57
10:18
#24707
30K
18.64 mi14:35:373:04:319:5433:28
10:47
#24746
20M
20.00 mi14:49:523:18:469:5714:15
10:30
#24668
21M
21.00 mi15:03:503:32:4410:0813:58
13:58
#24900
35K
21.75 mi15:12:163:41:1010:118:26
11:17
#24946
23M
23.00 mi15:27:593:56:5310:1815:43
12:34
#25122
24M
24.00 mi15:40:124:09:0610:2312:13
12:13
#25238
40K
24.85 mi15:51:314:20:2510:2911:19
13:15
#25365
25.2M
25.20 mi15:56:054:24:5910:314:34
13:15
#25381
FINISH
26.22 mi16:07:474:36:4110:3411:42
11:29
#25479
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi24832146431464324814(Top 86%)14637(Top 90%)14637(Top 784%)
10K6.21 mi3.10 mi24625+20714540+10314540+10324454(Top 84%)14473(Top 89%)14473(Top 775%)
15K9.32 mi3.11 mi24687-6214583-4314583-4324814(Top 86%)14637(Top 90%)14637(Top 784%)
20K12.43 mi3.11 mi24639+4814556+2714556+2724408(Top 84%)14427(Top 88%)14427(Top 772%)
HALF13.11 mi0.68 mi24647-8145561455624976(Top 86%)14676(Top 90%)14676(Top 786%)
25K15.53 mi2.42 mi24707-6014574-1814574-1824987(Top 86%)14664(Top 90%)14664(Top 785%)
30K18.64 mi3.11 mi24746-3914570+414570+424882(Top 86%)14480(Top 89%)14480(Top 775%)
20M20.00 mi1.36 mi24668+7814514+5614514+5623830(Top 82%)13923(Top 85%)13923(Top 745%)
21M21.00 mi1.00 mi24900-23214598-8414598-8427297(Top 94%)15498(Top 95%)15498(Top 830%)
35K21.75 mi0.75 mi24946-4614616-1814616-1825707(Top 89%)14726(Top 90%)14726(Top 788%)
23M23.00 mi1.25 mi25122-17614673-5714673-5726848(Top 93%)15244(Top 93%)15244(Top 816%)
24M24.00 mi1.00 mi25238-11614712-3914712-3926857(Top 93%)15218(Top 93%)15218(Top 815%)
40K24.85 mi0.85 mi25365-12714758-4614758-4627274(Top 94%)15420(Top 94%)15420(Top 825%)
25.2M25.20 mi0.35 mi25381-1614762-414762-426361(Top 91%)14964(Top 92%)14964(Top 801%)
FINISH26.22 mi1.02 mi25479-9814794-3214794-3226860(Top 93%)15193(Top 93%)15193(Top 813%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
Γ—21
+97ft-345ft

Overall

24814

Males

14637

M50-54

14637

5K→10K

3.1 - 6.2 mi

Top 84%
Γ—5
+79ft-138ft

Overall

24454

Males

14473

M50-54

14473

10K→15K

6.2 - 9.3 mi

Top 86%
Γ—3
+67ft-78ft

Overall

24814

Males

14637

M50-54

14637

15K→20K

9.3 - 12.4 mi

Top 84%
Γ—5
+106ft-86ft

Overall

24408

Males

14427

M50-54

14427

20K→HALF

12.4 - 13.1 mi

Top 86%
Γ—2
+19ft-37ft

Overall

24976

Males

14676

M50-54

14676

HALF→25K

13.1 - 15.5 mi

Top 86%
Γ—4
+66ft-88ft

Overall

24987

Males

14664

M50-54

14664

25K→30K

15.5 - 18.6 mi

Top 86%
Γ—9
+181ft-148ft

Overall

24882

Males

14480

M50-54

14480

30K→20M

18.6 - 20.0 mi

Top 82%
Γ—5
+64ft-50ft

Overall

23830

Males

13923

M50-54

13923

20M→21M

20.0 - 21.0 mi

Top 94%
Γ—8
+106ft-24ft

Overall

27297

Males

15498

M50-54

15498

21M→35K

21.0 - 21.8 mi

Top 89%
Γ—7
+17ft-86ft

Overall

25707

Males

14726

M50-54

14726

35K→23M

21.8 - 23.0 mi

Top 93%
Γ—5
+23ft-63ft

Overall

26848

Males

15244

M50-54

15244

23M→24M

23.0 - 24.0 mi

Top 93%
Γ—6
+12ft-82ft

Overall

26857

Males

15218

M50-54

15218

24M→40K

24.0 - 24.9 mi

Top 94%
Γ—1
+6ft-20ft

Overall

27274

Males

15420

M50-54

15420

40K→25.2M

24.9 - 25.2 mi

Top 91%
Γ—1
+13ft-16ft

Overall

26361

Males

14964

M50-54

14964

25.2M→FINISH

25.2 - 26.2 mi

Top 93%
Γ—2
+22ft-21ft

Overall

26860

Males

15193

M50-54

15193

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1019*
Passed By
1627
Net Change
-647
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#24832
5K β†’ 10K347*140+207#24832#24625
10K β†’ 15K107169-62#24625#24687
15K β†’ 20K153105+48#24687#24639
20K β†’ HALF1624-8#24639#24647
HALF β†’ 25K74134-60#24647#24707
25K β†’ 30K118157-39#24707#24746
30K β†’ 20M10729+78#24746#24668
20M β†’ 21M7200-232#24668#24900
21M β†’ 35K1965-46#24900#24946
35K β†’ 23M20196-176#24946#25122
23M β†’ 24M14130-116#25122#25238
24M β†’ 40K10137-127#25238#25365
40K β†’ 25.2M1430-16#25365#25381
25.2M β†’ FINISH13111-98#25381#25479
TOTALS1019*1627-647

* 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

Loading...

🎨Heatmap Timeline

Loading...

πŸ”„Passing Circle

Loading...

🌊Position Flow

Loading...

πŸƒRace Lanes

Loading...

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback