Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Ching Hong Jackel Lam

Bib: 11133 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 39%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 41%
Age Group (M45-49)
#0 / 2413
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Ching

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· 7:12/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
22:22
3.11 mi
Rank: #10156
Start β†’ 5K
22:22 | 7:12/mi
10K
45:14
6.21 mi
Rank: #10896 (-740)
5K β†’ 10K
22:52 | 7:22/mi
15K
1:08:17
9.32 mi
Rank: #11240 (-344)
10K β†’ 15K
23:03 | 7:26/mi
20K
1:32:51
12.43 mi
Rank: #12326 (-1086)
15K β†’ 20K
24:34 | 7:55/mi
HALF
1:37:59
13.11 mi
Rank: #12375 (-49)
20K β†’ HALF
5:08 | 7:32/mi
25K
1:56:35
15.53 mi
Rank: #12431 (-56)
HALF β†’ 25K
18:36 | 7:41/mi
30K
2:20:49
18.64 mi
Rank: #12322 (+109)
25K β†’ 30K
24:14 | 7:48/mi
20M
2:31:14
20.00 mi
Rank: #12170 (+152)
30K β†’ 20M
10:25 | 7:41/mi
21M
2:39:18
21.00 mi
Rank: #12045 (+125)
20M β†’ 21M
8:04 | 8:04/mi
35K
2:44:51
21.75 mi
Rank: #11957 (+88)
21M β†’ 35K
5:33 | 7:26/mi
23M
2:54:26
23.00 mi
Rank: #11788 (+169)
35K β†’ 23M
9:35 | 7:40/mi
24M
3:01:57
24.00 mi
Rank: #11682 (+106)
23M β†’ 24M
7:31 | 7:31/mi
40K
3:08:23
24.85 mi
Rank: #11532 (+150)
24M β†’ 40K
6:26 | 7:32/mi
25.2M
3:11:11
25.20 mi
Rank: #11466 (+66)
40K β†’ 25.2M
2:48 | 8:08/mi
FINISH
3:18:33
26.22 mi
Rank: #11349 (+117)
25.2M β†’ FINISH
7:22 | 7:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:37:59
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:40:34
Pace7:41 /mi
πŸ“ŠPositive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:40:2022:227:1222:22
7:12
-
10K
6.21 mi11:03:1245:147:1722:52
7:22
+0:10
15K
9.32 mi11:26:151:08:177:2023:03
7:26
+0:04
20K
12.43 mi11:50:491:32:517:2924:34
7:55
+0:29
HALF
13.11 mi11:55:571:37:597:295:08
7:32
-0:23
25K
15.53 mi12:14:331:56:357:3118:36
7:41
+0:09
30K
18.64 mi12:38:472:20:497:3424:14
7:48
+0:07
20M
20.00 mi12:49:122:31:147:3410:25
7:41
-0:07
21M
21.00 mi12:57:162:39:187:368:04
8:04
+0:23
35K
21.75 mi13:02:492:44:517:355:33
7:26
-0:38
23M
23.00 mi13:12:242:54:267:369:35
7:40
+0:14
24M
24.00 mi13:19:553:01:577:357:31
7:31
-0:09
40K
24.85 mi13:26:213:08:237:356:26
7:32
+0:01
25.2M
25.20 mi13:29:093:11:117:362:48
8:08
+0:36
FINISH
26.22 mi13:36:313:18:337:357:22
7:14
-0:54

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

7:12 /mi

Average Pace

7:35 /mi

Slowest Pace

8:08 /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

3:07:41

95% of race

Time at Steady Pace

10:52

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi10:40:2022:227:1222:22
7:12
#10156
10K
6.21 mi11:03:1245:147:1722:52
7:22
#10896
15K
9.32 mi11:26:151:08:177:2023:03
7:26
#11240
20K
12.43 mi11:50:491:32:517:2924:34
7:55
#12326
HALF
13.11 mi11:55:571:37:597:295:08
7:32
#12375
25K
15.53 mi12:14:331:56:357:3118:36
7:41
#12431
30K
18.64 mi12:38:472:20:497:3424:14
7:48
#12322
20M
20.00 mi12:49:122:31:147:3410:25
7:41
#12170
21M
21.00 mi12:57:162:39:187:368:04
8:04
#12045
35K
21.75 mi13:02:492:44:517:355:33
7:26
#11957
23M
23.00 mi13:12:242:54:267:369:35
7:40
#11788
24M
24.00 mi13:19:553:01:577:357:31
7:31
#11682
40K
24.85 mi13:26:213:08:237:356:26
7:32
#11532
25.2M
25.20 mi13:29:093:11:117:362:48
8:08
#11466
FINISH
26.22 mi13:36:313:18:337:357:22
7:14
#11349
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi101568164816412107(Top 42%)8973(Top 55%)8973(Top 372%)
10K6.21 mi3.10 mi10896-7408509-3458509-34511689(Top 40%)8843(Top 54%)8843(Top 366%)
15K9.32 mi3.11 mi11240-3448638-1298638-12912107(Top 42%)8973(Top 55%)8973(Top 372%)
20K12.43 mi3.11 mi12326-10869097-4599097-45915366(Top 53%)10284(Top 63%)10284(Top 426%)
HALF13.11 mi0.68 mi12375-499114-179114-1713191(Top 45%)9436(Top 58%)9436(Top 391%)
25K15.53 mi2.42 mi12431-569112+29112+212776(Top 44%)9126(Top 56%)9126(Top 378%)
30K18.64 mi3.11 mi12322+1099014+989014+9811971(Top 41%)8639(Top 53%)8639(Top 358%)
20M20.00 mi1.36 mi12170+1528926+888926+8810364(Top 36%)7761(Top 47%)7761(Top 322%)
21M21.00 mi1.00 mi12045+1258855+718855+7110335(Top 36%)7652(Top 47%)7652(Top 317%)
35K21.75 mi0.75 mi11957+888799+568799+5610208(Top 35%)7594(Top 46%)7594(Top 315%)
23M23.00 mi1.25 mi11788+1698704+958704+959982(Top 34%)7371(Top 45%)7371(Top 305%)
24M24.00 mi1.00 mi11682+1068627+778627+7710208(Top 35%)7404(Top 45%)7404(Top 307%)
40K24.85 mi0.85 mi11532+1508522+1058522+1059009(Top 31%)6704(Top 41%)6704(Top 278%)
25.2M25.20 mi0.35 mi11466+668479+438479+439074(Top 31%)6676(Top 41%)6676(Top 277%)
FINISH26.22 mi1.02 mi11349+1178403+768403+769323(Top 32%)6777(Top 41%)6777(Top 281%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
Γ—21
+97ft-345ft

Overall

12107

Males

8973

M45-49

8973

5K→10K

3.1 - 6.2 mi

Top 40%
Γ—5
+79ft-138ft

Overall

11689

Males

8843

M45-49

8843

10K→15K

6.2 - 9.3 mi

Top 42%
Γ—3
+67ft-78ft

Overall

12107

Males

8973

M45-49

8973

15K→20K

9.3 - 12.4 mi

Top 53%
Γ—5
+106ft-86ft

Overall

15366

Males

10284

M45-49

10284

20K→HALF

12.4 - 13.1 mi

Top 45%
Γ—2
+19ft-37ft

Overall

13191

Males

9436

M45-49

9436

HALF→25K

13.1 - 15.5 mi

Top 44%
Γ—4
+66ft-88ft

Overall

12776

Males

9126

M45-49

9126

25K→30K

15.5 - 18.6 mi

Top 41%
Γ—9
+181ft-148ft

Overall

11971

Males

8639

M45-49

8639

30K→20M

18.6 - 20.0 mi

Top 36%
Γ—5
+64ft-50ft

Overall

10364

Males

7761

M45-49

7761

20M→21M

20.0 - 21.0 mi

Top 36%
Γ—8
+106ft-24ft

Overall

10335

Males

7652

M45-49

7652

21M→35K

21.0 - 21.8 mi

Top 35%
Γ—7
+17ft-86ft

Overall

10208

Males

7594

M45-49

7594

35K→23M

21.8 - 23.0 mi

Top 34%
Γ—5
+23ft-63ft

Overall

9982

Males

7371

M45-49

7371

23M→24M

23.0 - 24.0 mi

Top 35%
Γ—6
+12ft-82ft

Overall

10208

Males

7404

M45-49

7404

24M→40K

24.0 - 24.9 mi

Top 31%
Γ—1
+6ft-20ft

Overall

9009

Males

6704

M45-49

6704

40K→25.2M

24.9 - 25.2 mi

Top 31%
Γ—1
+13ft-16ft

Overall

9074

Males

6676

M45-49

6676

25.2M→FINISH

25.2 - 26.2 mi

Top 32%
Γ—2
+22ft-21ft

Overall

9323

Males

6777

M45-49

6777

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1654*
Passed By
1118
Net Change
-1193
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#10156
5K β†’ 10K53200-740#10156#10896
10K β†’ 15K85200-344#10896#11240
15K β†’ 20K21200-1086#11240#12326
20K β†’ HALF1463-49#12326#12375
HALF β†’ 25K108164-56#12375#12431
25K β†’ 30K235*126+109#12431#12322
30K β†’ 20M17826+152#12322#12170
20M β†’ 21M14924+125#12170#12045
21M β†’ 35K10012+88#12045#11957
35K β†’ 23M19526+169#11957#11788
23M β†’ 24M12822+106#11788#11682
24M β†’ 40K16717+150#11682#11532
40K β†’ 25.2M759+66#11532#11466
25.2M β†’ FINISH14629+117#11466#11349
TOTALS1654*1118-1193

* 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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