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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Xiaofeng Li

Bib: 19842 •M •Age: N/A

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Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
Race Day Weather
51°/41°F
overcast clouds
Personalized for Xiaofeng

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 · 8:25/mi at mile 13.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · 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
27:09
3.11 mi
Rank: #21391
Start → 5K
27:09 | 8:45/mi
10K
53:41
6.21 mi
Rank: #20986 (+405)
5K → 10K
26:32 | 8:33/mi
15K
1:20:16
9.32 mi
Rank: #20798 (+188)
10K → 15K
26:35 | 8:34/mi
20K
1:46:56
12.43 mi
Rank: #20504 (+294)
15K → 20K
26:40 | 8:35/mi
HALF
1:52:40
13.11 mi
Rank: #20465 (+39)
20K → HALF
5:44 | 8:25/mi
25K
2:13:53
15.53 mi
Rank: #20378 (+87)
HALF → 25K
21:13 | 8:45/mi
30K
2:42:43
18.64 mi
Rank: #20487 (-109)
25K → 30K
28:50 | 9:17/mi
20M
2:55:28
20.00 mi
Rank: #20494 (-7)
30K → 20M
12:45 | 9:24/mi
21M
3:05:26
21.00 mi
Rank: #20480 (+14)
20M → 21M
9:58 | 9:58/mi
35K
3:12:10
21.75 mi
Rank: #20465 (+15)
21M → 35K
6:44 | 9:01/mi
23M
3:23:52
23.00 mi
Rank: #20437 (+28)
35K → 23M
11:42 | 9:21/mi
24M
3:33:05
24.00 mi
Rank: #20433 (+4)
23M → 24M
9:13 | 9:13/mi
40K
3:41:04
24.85 mi
Rank: #20402 (+31)
24M → 40K
7:59 | 9:21/mi
25.2M
3:44:27
25.20 mi
Rank: #20382 (+20)
40K → 25.2M
3:23 | 9:49/mi
FINISH
3:53:07
26.22 mi
Rank: #20292 (+90)
25.2M → FINISH
8:40 | 8:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:40
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time2:00:27
Pace9:12 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:0127:098:4527:09
8:45
-
10K
6.21 mi11:37:3353:418:3926:32
8:33
-0:12
15K
9.32 mi12:04:081:20:168:3726:35
8:34
+0:01
20K
12.43 mi12:30:481:46:568:3726:40
8:35
+0:01
HALF
13.11 mi12:36:321:52:408:365:44
8:25
-0:10
25K
15.53 mi12:57:452:13:538:3821:13
8:45
+0:20
30K
18.64 mi13:26:352:42:438:4428:50
9:17
+0:32
20M
20.00 mi13:39:202:55:288:4712:45
9:24
+0:07
21M
21.00 mi13:49:183:05:268:509:58
9:58
+0:34
35K
21.75 mi13:56:023:12:108:516:44
9:01
-0:57
23M
23.00 mi14:07:443:23:528:5211:42
9:21
+0:20
24M
24.00 mi14:16:573:33:058:539:13
9:13
-0:08
40K
24.85 mi14:24:563:41:048:547:59
9:21
+0:08
25.2M
25.20 mi14:28:193:44:278:553:23
9:49
+0:28
FINISH
26.22 mi14:36:593:53:078:548:40
8:31
-1:18

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace 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

8:25 /mi

Average Pace

8:54 /mi

Slowest Pace

9:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

2:38:30

68% of race

Time at Steady Pace

1:04:39

28% of race

Time at Slower Pace

9:58

4% of race

Average Pace: 8:53 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ 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 mi11:11:0127:098:4527:09
8:45
#21391
10K
6.21 mi11:37:3353:418:3926:32
8:33
#20986
15K
9.32 mi12:04:081:20:168:3726:35
8:34
#20798
20K
12.43 mi12:30:481:46:568:3726:40
8:35
#20504
HALF
13.11 mi12:36:321:52:408:365:44
8:25
#20465
25K
15.53 mi12:57:452:13:538:3821:13
8:45
#20378
30K
18.64 mi13:26:352:42:438:4428:50
9:17
#20487
20M
20.00 mi13:39:202:55:288:4712:45
9:24
#20494
21M
21.00 mi13:49:183:05:268:509:58
9:58
#20480
35K
21.75 mi13:56:023:12:108:516:44
9:01
#20465
23M
23.00 mi14:07:443:23:528:5211:42
9:21
#20437
24M
24.00 mi14:16:573:33:058:539:13
9:13
#20433
40K
24.85 mi14:24:563:41:048:547:59
9:21
#20402
25.2M
25.20 mi14:28:193:44:278:553:23
9:49
#20382
FINISH
26.22 mi14:36:593:53:078:548:40
8:31
#20292
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi21391129151291520436(Top 70%)12538(Top 77%)12538(Top 828%)
10K6.21 mi3.10 mi20986+40512752+16312752+16320555(Top 71%)12579(Top 77%)12579(Top 831%)
15K9.32 mi3.11 mi20798+18812673+7912673+7920436(Top 70%)12538(Top 77%)12538(Top 828%)
20K12.43 mi3.11 mi20504+29412530+14312530+14319763(Top 68%)12184(Top 75%)12184(Top 805%)
HALF13.11 mi0.68 mi20465+3912508+2212508+2219697(Top 68%)12200(Top 75%)12200(Top 806%)
25K15.53 mi2.42 mi20378+8712464+4412464+4419955(Top 69%)12239(Top 75%)12239(Top 808%)
30K18.64 mi3.11 mi20487-10912479-1512479-1520855(Top 72%)12584(Top 77%)12584(Top 831%)
20M20.00 mi1.36 mi20494-712484-512484-520613(Top 71%)12388(Top 76%)12388(Top 818%)
21M21.00 mi1.00 mi20480+1412464+2012464+2020295(Top 70%)12210(Top 75%)12210(Top 806%)
35K21.75 mi0.75 mi20465+1512445+1912445+1920013(Top 69%)11994(Top 73%)11994(Top 792%)
23M23.00 mi1.25 mi20437+2812421+2412421+2420014(Top 69%)11956(Top 73%)11956(Top 790%)
24M24.00 mi1.00 mi20433+412403+1812403+1820317(Top 70%)12028(Top 74%)12028(Top 794%)
40K24.85 mi0.85 mi20402+3112373+3012373+3019801(Top 68%)11750(Top 72%)11750(Top 776%)
25.2M25.20 mi0.35 mi20382+2012357+1612357+1618647(Top 64%)11213(Top 69%)11213(Top 741%)
FINISH26.22 mi1.02 mi20292+9012299+5812299+5818188(Top 63%)10983(Top 67%)10983(Top 725%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21
+97ft-345ft

Overall

20436

Males

12538

M60-64

12538

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20555

Males

12579

M60-64

12579

10K→15K

6.2 - 9.3 mi

Top 70%
×3
+67ft-78ft

Overall

20436

Males

12538

M60-64

12538

15K→20K

9.3 - 12.4 mi

Top 68%
×5
+106ft-86ft

Overall

19763

Males

12184

M60-64

12184

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19697

Males

12200

M60-64

12200

HALF→25K

13.1 - 15.5 mi

Top 69%
×4
+66ft-88ft

Overall

19955

Males

12239

M60-64

12239

25K→30K

15.5 - 18.6 mi

Top 72%
×9
+181ft-148ft

Overall

20855

Males

12584

M60-64

12584

30K→20M

18.6 - 20.0 mi

Top 71%
×5
+64ft-50ft

Overall

20613

Males

12388

M60-64

12388

20M→21M

20.0 - 21.0 mi

Top 70%
×8
+106ft-24ft

Overall

20295

Males

12210

M60-64

12210

21M→35K

21.0 - 21.8 mi

Top 69%
×7
+17ft-86ft

Overall

20013

Males

11994

M60-64

11994

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

20014

Males

11956

M60-64

11956

23M→24M

23.0 - 24.0 mi

Top 70%
×6
+12ft-82ft

Overall

20317

Males

12028

M60-64

12028

24M→40K

24.0 - 24.9 mi

Top 68%
×1
+6ft-20ft

Overall

19801

Males

11750

M60-64

11750

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1
+13ft-16ft

Overall

18647

Males

11213

M60-64

11213

25.2M→FINISH

25.2 - 26.2 mi

Top 63%
×2
+22ft-21ft

Overall

18188

Males

10983

M60-64

10983

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2135*
Passed By
981
Net Change
+1099
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21391
5K → 10K554*149+405#21391#20986
10K → 15K297*109+188#20986#20798
15K → 20K335*41+294#20798#20504
20K → HALF5314+39#20504#20465
HALF → 25K16982+87#20465#20378
25K → 30K146200-109#20378#20487
30K → 20M96103-7#20487#20494
20M → 21M7662+14#20494#20480
21M → 35K5136+15#20480#20465
35K → 23M8860+28#20465#20437
23M → 24M6258+4#20437#20433
24M → 40K6433+31#20433#20402
40K → 25.2M3616+20#20402#20382
25.2M → FINISH10818+90#20382#20292
TOTALS2135*981+1099

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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