Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Kai Pan Chan

Bib: 2305 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 8%
Gender (Male)
#0 / 16340
Top 13%
Age Group (M18-39)
#0 / 5723
Top 32%
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Kai

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· 6:09/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
19:10
3.11 mi
Rank: #1947
Start β†’ 5K
19:10 | 6:11/mi
10K
38:16
6.21 mi
Rank: #1978 (-31)
5K β†’ 10K
19:06 | 6:09/mi
15K
57:24
9.32 mi
Rank: #2014 (-36)
10K β†’ 15K
19:08 | 6:10/mi
20K
1:16:45
12.43 mi
Rank: #2041 (-27)
15K β†’ 20K
19:21 | 6:14/mi
HALF
1:20:59
13.11 mi
Rank: #2070 (-29)
20K β†’ HALF
4:14 | 6:13/mi
25K
1:36:13
15.53 mi
Rank: #2068 (+2)
HALF β†’ 25K
15:14 | 6:17/mi
30K
1:56:17
18.64 mi
Rank: #2080 (-12)
25K β†’ 30K
20:04 | 6:28/mi
20M
2:05:13
20.00 mi
Rank: #2105 (-25)
30K β†’ 20M
8:56 | 6:35/mi
21M
2:12:10
21.00 mi
Rank: #2135 (-30)
20M β†’ 21M
6:57 | 6:57/mi
35K
2:16:56
21.75 mi
Rank: #2127 (+8)
21M β†’ 35K
4:46 | 6:23/mi
23M
2:25:11
23.00 mi
Rank: #2155 (-28)
35K β†’ 23M
8:15 | 6:36/mi
24M
2:31:42
24.00 mi
Rank: #2178 (-23)
23M β†’ 24M
6:31 | 6:31/mi
40K
2:37:30
24.85 mi
Rank: #2216 (-38)
24M β†’ 40K
5:48 | 6:48/mi
25.2M
2:40:04
25.20 mi
Rank: #2250 (-34)
40K β†’ 25.2M
2:34 | 7:27/mi
FINISH
2:46:44
26.22 mi
Rank: #2295 (-45)
25.2M β†’ FINISH
6:40 | 6:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:20:59
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:25:45
Pace6:33 /mi
πŸ“ŠPositive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0719:106:1119:10
6:11
-
10K
6.21 mi10:39:1338:166:1019:06
6:09
-0:02
15K
9.32 mi10:58:2157:246:1019:08
6:10
+0:01
20K
12.43 mi11:17:421:16:456:1119:21
6:14
+0:04
HALF
13.11 mi11:21:561:20:596:114:14
6:13
-0:01
25K
15.53 mi11:37:101:36:136:1215:14
6:17
+0:04
30K
18.64 mi11:57:141:56:176:1520:04
6:28
+0:11
20M
20.00 mi12:06:102:05:136:168:56
6:35
+0:07
21M
21.00 mi12:13:072:12:106:186:57
6:57
+0:22
35K
21.75 mi12:17:532:16:566:184:46
6:23
-0:34
23M
23.00 mi12:26:082:25:116:198:15
6:36
+0:13
24M
24.00 mi12:32:392:31:426:206:31
6:31
-0:05
40K
24.85 mi12:38:272:37:306:215:48
6:48
+0:17
25.2M
25.20 mi12:41:012:40:046:222:34
7:27
+0:39
FINISH
26.22 mi12:47:412:46:446:226:40
6:33
-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

6:09 /mi

Average Pace

6:22 /mi

Slowest Pace

7:27 /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

1:36:13

58% of race

Time at Steady Pace

55:12

33% of race

Time at Slower Pace

15:19

9% of race

Average Pace: 6:22 /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 mi10:20:0719:106:1119:10
6:11
#1947
10K
6.21 mi10:39:1338:166:1019:06
6:09
#1978
15K
9.32 mi10:58:2157:246:1019:08
6:10
#2014
20K
12.43 mi11:17:421:16:456:1119:21
6:14
#2041
HALF
13.11 mi11:21:561:20:596:114:14
6:13
#2070
25K
15.53 mi11:37:101:36:136:1215:14
6:17
#2068
30K
18.64 mi11:57:141:56:176:1520:04
6:28
#2080
20M
20.00 mi12:06:102:05:136:168:56
6:35
#2105
21M
21.00 mi12:13:072:12:106:186:57
6:57
#2135
35K
21.75 mi12:17:532:16:566:184:46
6:23
#2127
23M
23.00 mi12:26:082:25:116:198:15
6:36
#2155
24M
24.00 mi12:32:392:31:426:206:31
6:31
#2178
40K
24.85 mi12:38:272:37:306:215:48
6:48
#2216
25.2M
25.20 mi12:41:012:40:046:222:34
7:27
#2250
FINISH
26.22 mi12:47:412:46:446:226:40
6:33
#2295
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1947187718772086(Top 7%)2010(Top 12%)2010(Top 35%)
10K6.21 mi3.10 mi1978-311910-331910-332025(Top 7%)1954(Top 12%)1954(Top 34%)
15K9.32 mi3.11 mi2014-361942-321942-322086(Top 7%)2010(Top 12%)2010(Top 35%)
20K12.43 mi3.11 mi2041-271969-271969-272176(Top 7%)2097(Top 13%)2097(Top 37%)
HALF13.11 mi0.68 mi2070-291997-281997-282510(Top 9%)2418(Top 15%)2418(Top 42%)
25K15.53 mi2.42 mi2068+21994+31994+32211(Top 8%)2129(Top 13%)2129(Top 37%)
30K18.64 mi3.11 mi2080-122006-122006-122356(Top 8%)2257(Top 14%)2257(Top 39%)
20M20.00 mi1.36 mi2105-252028-222028-222794(Top 10%)2633(Top 16%)2633(Top 46%)
21M21.00 mi1.00 mi2135-302058-302058-303137(Top 11%)2907(Top 18%)2907(Top 51%)
35K21.75 mi0.75 mi2127+82049+92049+92820(Top 10%)2634(Top 16%)2634(Top 46%)
23M23.00 mi1.25 mi2155-282071-222071-222844(Top 10%)2638(Top 16%)2638(Top 46%)
24M24.00 mi1.00 mi2178-232092-212092-213214(Top 11%)2920(Top 18%)2920(Top 51%)
40K24.85 mi0.85 mi2216-382128-362128-364078(Top 14%)3575(Top 22%)3575(Top 62%)
25.2M25.20 mi0.35 mi2250-342158-302158-304767(Top 16%)4028(Top 25%)4028(Top 70%)
FINISH26.22 mi1.02 mi2295-452201-432201-434353(Top 15%)3720(Top 23%)3720(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
Γ—21
+97ft-345ft

Overall

2086

Males

2010

M18-39

2010

5K→10K

3.1 - 6.2 mi

Top 7%
Γ—5
+79ft-138ft

Overall

2025

Males

1954

M18-39

1954

10K→15K

6.2 - 9.3 mi

Top 7%
Γ—3
+67ft-78ft

Overall

2086

Males

2010

M18-39

2010

15K→20K

9.3 - 12.4 mi

Top 7%
Γ—5
+106ft-86ft

Overall

2176

Males

2097

M18-39

2097

20K→HALF

12.4 - 13.1 mi

Top 9%
Γ—2
+19ft-37ft

Overall

2510

Males

2418

M18-39

2418

HALF→25K

13.1 - 15.5 mi

Top 8%
Γ—4
+66ft-88ft

Overall

2211

Males

2129

M18-39

2129

25K→30K

15.5 - 18.6 mi

Top 8%
Γ—9
+181ft-148ft

Overall

2356

Males

2257

M18-39

2257

30K→20M

18.6 - 20.0 mi

Top 10%
Γ—5
+64ft-50ft

Overall

2794

Males

2633

M18-39

2633

20M→21M

20.0 - 21.0 mi

Top 11%
Γ—8
+106ft-24ft

Overall

3137

Males

2907

M18-39

2907

21M→35K

21.0 - 21.8 mi

Top 10%
Γ—7
+17ft-86ft

Overall

2820

Males

2634

M18-39

2634

35K→23M

21.8 - 23.0 mi

Top 10%
Γ—5
+23ft-63ft

Overall

2844

Males

2638

M18-39

2638

23M→24M

23.0 - 24.0 mi

Top 11%
Γ—6
+12ft-82ft

Overall

3214

Males

2920

M18-39

2920

24M→40K

24.0 - 24.9 mi

Top 14%
Γ—1
+6ft-20ft

Overall

4078

Males

3575

M18-39

3575

40K→25.2M

24.9 - 25.2 mi

Top 16%
Γ—1
+13ft-16ft

Overall

4767

Males

4028

M18-39

4028

25.2M→FINISH

25.2 - 26.2 mi

Top 15%
Γ—2
+22ft-21ft

Overall

4353

Males

3720

M18-39

3720

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
466
Passed By
814
Net Change
-348
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1947
5K β†’ 10K89120-31#1947#1978
10K β†’ 15K4278-36#1978#2014
15K β†’ 20K3865-27#2014#2041
20K β†’ HALF332-29#2041#2070
HALF β†’ 25K4341+2#2070#2068
25K β†’ 30K6577-12#2068#2080
30K β†’ 20M3055-25#2080#2105
20M β†’ 21M3464-30#2105#2135
21M β†’ 35K2719+8#2135#2127
35K β†’ 23M3058-28#2127#2155
23M β†’ 24M2750-23#2155#2178
24M β†’ 40K1957-38#2178#2216
40K β†’ 25.2M135-34#2216#2250
25.2M β†’ FINISH1863-45#2250#2295
TOTALS466814-348
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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