Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Koon Khoo

Bib: 16888 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 32%
Gender (Male)
#0 / 16340
Top 45%
Masters (Masters Men)
#0 / 10617
Top 33%
Age Group (M55-59)
#0 / 1491
Top 16%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Koon

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· 6:58/mi at mile 6.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
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
22:05
3.11 mi
Rank: #9405
Start β†’ 5K
22:05 | 7:07/mi
10K
43:44
6.21 mi
Rank: #8871 (+534)
5K β†’ 10K
21:39 | 6:59/mi
15K
1:05:44
9.32 mi
Rank: #8941 (-70)
10K β†’ 15K
22:00 | 7:05/mi
20K
1:28:20
12.43 mi
Rank: #9149 (-208)
15K β†’ 20K
22:36 | 7:17/mi
HALF
1:33:11
13.11 mi
Rank: #9162 (-13)
20K β†’ HALF
4:51 | 7:07/mi
25K
1:50:57
15.53 mi
Rank: #9240 (-78)
HALF β†’ 25K
17:46 | 7:20/mi
30K
2:14:14
18.64 mi
Rank: #9250 (-10)
25K β†’ 30K
23:17 | 7:30/mi
20M
2:24:31
20.00 mi
Rank: #9235 (+15)
30K β†’ 20M
10:17 | 7:35/mi
21M
2:32:41
21.00 mi
Rank: #9309 (-74)
20M β†’ 21M
8:10 | 8:10/mi
35K
2:38:07
21.75 mi
Rank: #9253 (+56)
21M β†’ 35K
5:26 | 7:16/mi
23M
2:47:35
23.00 mi
Rank: #9199 (+54)
35K β†’ 23M
9:28 | 7:34/mi
24M
2:55:01
24.00 mi
Rank: #9166 (+33)
23M β†’ 24M
7:26 | 7:26/mi
40K
3:01:37
24.85 mi
Rank: #9192 (-26)
24M β†’ 40K
6:36 | 7:44/mi
25.2M
3:04:32
25.20 mi
Rank: #9203 (-11)
40K β†’ 25.2M
2:55 | 8:28/mi
FINISH
3:12:08
26.22 mi
Rank: #9242 (-39)
25.2M β†’ FINISH
7:36 | 7:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:33:11
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:38:57
Pace7:33 /mi
πŸ“ŠPositive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:03:1722:057:0722:05
7:07
-
10K
6.21 mi11:24:5643:447:0321:39
6:59
-0:08
15K
9.32 mi11:46:561:05:447:0422:00
7:05
+0:06
20K
12.43 mi12:09:321:28:207:0722:36
7:17
+0:12
HALF
13.11 mi12:14:231:33:117:074:51
7:07
-0:10
25K
15.53 mi12:32:091:50:577:0917:46
7:20
+0:13
30K
18.64 mi12:55:262:14:147:1323:17
7:30
+0:10
20M
20.00 mi13:05:432:24:317:1410:17
7:35
+0:05
21M
21.00 mi13:13:532:32:417:178:10
8:10
+0:35
35K
21.75 mi13:19:192:38:077:175:26
7:16
-0:54
23M
23.00 mi13:28:472:47:357:189:28
7:34
+0:18
24M
24.00 mi13:36:132:55:017:187:26
7:26
-0:08
40K
24.85 mi13:42:493:01:377:196:36
7:44
+0:18
25.2M
25.20 mi13:45:443:04:327:202:55
8:28
+0:44
FINISH
26.22 mi13:53:203:12:087:207:36
7:28
-1:00

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

6:59 /mi

Average Pace

7:20 /mi

Slowest Pace

8:28 /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

1:10:35

37% of race

Time at Steady Pace

1:43:52

54% of race

Time at Slower Pace

17:41

9% of race

Average Pace: 7:20 /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 mi11:03:1722:057:0722:05
7:07
#9405
10K
6.21 mi11:24:5643:447:0321:39
6:59
#8871
15K
9.32 mi11:46:561:05:447:0422:00
7:05
#8941
20K
12.43 mi12:09:321:28:207:0722:36
7:17
#9149
HALF
13.11 mi12:14:231:33:117:074:51
7:07
#9162
25K
15.53 mi12:32:091:50:577:0917:46
7:20
#9240
30K
18.64 mi12:55:262:14:147:1323:17
7:30
#9250
20M
20.00 mi13:05:432:24:317:1410:17
7:35
#9235
21M
21.00 mi13:13:532:32:417:178:10
8:10
#9309
35K
21.75 mi13:19:192:38:077:175:26
7:16
#9253
23M
23.00 mi13:28:472:47:357:189:28
7:34
#9199
24M
24.00 mi13:36:132:55:017:187:26
7:26
#9166
40K
24.85 mi13:42:493:01:377:196:36
7:44
#9192
25.2M
25.20 mi13:45:443:04:327:202:55
8:28
#9203
FINISH
26.22 mi13:53:203:12:087:207:36
7:28
#9242
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi9405777277729117(Top 31%)7547(Top 46%)7547(Top 506%)
10K6.21 mi3.10 mi8871+5347440+3327440+3328447(Top 29%)7170(Top 44%)7170(Top 481%)
15K9.32 mi3.11 mi8941-707476-367476-369117(Top 31%)7547(Top 46%)7547(Top 506%)
20K12.43 mi3.11 mi9149-2087576-1007576-1009936(Top 34%)7886(Top 48%)7886(Top 529%)
HALF13.11 mi0.68 mi9162-137582-67582-69520(Top 33%)7732(Top 47%)7732(Top 519%)
25K15.53 mi2.42 mi9240-787600-187600-189913(Top 34%)7793(Top 48%)7793(Top 523%)
30K18.64 mi3.11 mi9250-107552+487552+489612(Top 33%)7486(Top 46%)7486(Top 502%)
20M20.00 mi1.36 mi9235+157508+447508+449577(Top 33%)7364(Top 45%)7364(Top 494%)
21M21.00 mi1.00 mi9309-747529-217529-2110963(Top 38%)7941(Top 49%)7941(Top 533%)
35K21.75 mi0.75 mi9253+567487+427487+428991(Top 31%)6948(Top 43%)6948(Top 466%)
23M23.00 mi1.25 mi9199+547417+707417+709303(Top 32%)7038(Top 43%)7038(Top 472%)
24M24.00 mi1.00 mi9166+337369+487369+489574(Top 33%)7078(Top 43%)7078(Top 475%)
40K24.85 mi0.85 mi9192-267365+47365+410415(Top 36%)7412(Top 45%)7412(Top 497%)
25.2M25.20 mi0.35 mi9203-117362+37362+311257(Top 39%)7722(Top 47%)7722(Top 518%)
FINISH26.22 mi1.02 mi9242-397347+157347+1511056(Top 38%)7631(Top 47%)7631(Top 512%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
Γ—21
+97ft-345ft

Overall

9117

Males

7547

M55-59

7547

5K→10K

3.1 - 6.2 mi

Top 29%
Γ—5
+79ft-138ft

Overall

8447

Males

7170

M55-59

7170

10K→15K

6.2 - 9.3 mi

Top 31%
Γ—3
+67ft-78ft

Overall

9117

Males

7547

M55-59

7547

15K→20K

9.3 - 12.4 mi

Top 34%
Γ—5
+106ft-86ft

Overall

9936

Males

7886

M55-59

7886

20K→HALF

12.4 - 13.1 mi

Top 33%
Γ—2
+19ft-37ft

Overall

9520

Males

7732

M55-59

7732

HALF→25K

13.1 - 15.5 mi

Top 34%
Γ—4
+66ft-88ft

Overall

9913

Males

7793

M55-59

7793

25K→30K

15.5 - 18.6 mi

Top 33%
Γ—9
+181ft-148ft

Overall

9612

Males

7486

M55-59

7486

30K→20M

18.6 - 20.0 mi

Top 33%
Γ—5
+64ft-50ft

Overall

9577

Males

7364

M55-59

7364

20M→21M

20.0 - 21.0 mi

Top 38%
Γ—8
+106ft-24ft

Overall

10963

Males

7941

M55-59

7941

21M→35K

21.0 - 21.8 mi

Top 31%
Γ—7
+17ft-86ft

Overall

8991

Males

6948

M55-59

6948

35K→23M

21.8 - 23.0 mi

Top 32%
Γ—5
+23ft-63ft

Overall

9303

Males

7038

M55-59

7038

23M→24M

23.0 - 24.0 mi

Top 33%
Γ—6
+12ft-82ft

Overall

9574

Males

7078

M55-59

7078

24M→40K

24.0 - 24.9 mi

Top 36%
Γ—1
+6ft-20ft

Overall

10415

Males

7412

M55-59

7412

40K→25.2M

24.9 - 25.2 mi

Top 39%
Γ—1
+13ft-16ft

Overall

11257

Males

7722

M55-59

7722

25.2M→FINISH

25.2 - 26.2 mi

Top 38%
Γ—2
+22ft-21ft

Overall

11056

Males

7631

M55-59

7631

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1634*
Passed By
1390
Net Change
+163
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#9405
5K β†’ 10K581*47+534#9405#8871
10K β†’ 15K120190-70#8871#8941
15K β†’ 20K73200-208#8941#9149
20K β†’ HALF2033-13#9149#9162
HALF β†’ 25K87165-78#9162#9240
25K β†’ 30K168178-10#9240#9250
30K β†’ 20M10590+15#9250#9235
20M β†’ 21M56130-74#9235#9309
21M β†’ 35K8226+56#9309#9253
35K β†’ 23M11965+54#9253#9199
23M β†’ 24M7340+33#9199#9166
24M β†’ 40K5480-26#9166#9192
40K β†’ 25.2M2536-11#9192#9203
25.2M β†’ FINISH71110-39#9203#9242
TOTALS1634*1390+163

* 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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