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BOSTON MARATHON 2026

Yong Li

Bib: 10317•M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M50-54)
#0 / 1868
Race Day Weather
51°/41°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
23:30
3.11 mi
Rank: #13314
Start → 5K
23:30 | 7:34/mi
10K
48:18
6.21 mi
Rank: #15246 (-1932)
5K → 10K
24:48 | 7:59/mi
15K
1:14:14
9.32 mi
Rank: #16785 (-1539)
10K → 15K
25:56 | 8:21/mi
20K
1:42:33
12.43 mi
Rank: #18484 (-1699)
15K → 20K
28:19 | 9:07/mi
HALF
1:48:34
13.11 mi
Rank: #18656 (-172)
20K → HALF
6:01 | 8:50/mi
25K
2:11:32
15.53 mi
Rank: #19540 (-884)
HALF → 25K
22:58 | 9:29/mi
30K
2:44:38
18.64 mi
Rank: #20979 (-1439)
25K → 30K
33:06 | 10:40/mi
20M
2:59:17
20.00 mi
Rank: #21384 (-405)
30K → 20M
14:39 | 10:48/mi
21M
3:11:55
21.00 mi
Rank: #21854 (-470)
20M → 21M
12:38 | 12:38/mi
35K
3:19:14
21.75 mi
Rank: #21908 (-54)
21M → 35K
7:19 | 9:47/mi
23M
3:33:17
23.00 mi
Rank: #22195 (-287)
35K → 23M
14:03 | 11:14/mi
24M
3:44:01
24.00 mi
Rank: #22354 (-159)
23M → 24M
10:44 | 10:44/mi
40K
3:54:07
24.85 mi
Rank: #22536 (-182)
24M → 40K
10:06 | 11:49/mi
25.2M
3:58:46
25.20 mi
Rank: #22638 (-102)
40K → 25.2M
4:39 | 13:30/mi
FINISH
4:10:07
26.22 mi
Rank: #22803 (-165)
25.2M → FINISH
11:21 | 11:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:34
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:21:33
Pace10:48 /mi
📊Positive Split: 30.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:40:3423:307:3423:30
7:34
-
10K
6.21 mi11:05:2248:187:4724:48
7:59
+0:25
15K
9.32 mi11:31:181:14:147:5825:56
8:21
+0:22
20K
12.43 mi11:59:371:42:338:1628:19
9:07
+0:46
HALF
13.11 mi12:05:381:48:348:176:01
8:50
-0:17
25K
15.53 mi12:28:362:11:328:2922:58
9:29
+0:39
30K
18.64 mi13:01:422:44:388:5033:06
10:40
+1:11
20M
20.00 mi13:16:212:59:178:5814:39
10:48
+0:08
21M
21.00 mi13:28:593:11:559:0912:38
12:38
+1:50
35K
21.75 mi13:36:183:19:149:107:19
9:47
-2:51
23M
23.00 mi13:50:213:33:179:1714:03
11:14
+1:27
24M
24.00 mi14:01:053:44:019:2110:44
10:44
-0:30
40K
24.85 mi14:11:113:54:079:2610:06
11:49
+1:05
25.2M
25.20 mi14:15:503:58:469:294:39
13:30
+1:41
FINISH
26.22 mi14:27:114:10:079:3311:21
11:09
-2:21

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

7:34 /mi

Average Pace

9:33 /mi

Slowest Pace

13:30 /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

2:18:51

56% of race

Time at Steady Pace

1:23:53

34% of race

Time at Slower Pace

27:23

11% of race

Average Pace: 9:32 /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 mi10:40:3423:307:3423:30
7:34
#13314
10K
6.21 mi11:05:2248:187:4724:48
7:59
#15246
15K
9.32 mi11:31:181:14:147:5825:56
8:21
#16785
20K
12.43 mi11:59:371:42:338:1628:19
9:07
#18484
HALF
13.11 mi12:05:381:48:348:176:01
8:50
#18656
25K
15.53 mi12:28:362:11:328:2922:58
9:29
#19540
30K
18.64 mi13:01:422:44:388:5033:06
10:40
#20979
20M
20.00 mi13:16:212:59:178:5814:39
10:48
#21384
21M
21.00 mi13:28:593:11:559:0912:38
12:38
#21854
35K
21.75 mi13:36:183:19:149:107:19
9:47
#21908
23M
23.00 mi13:50:213:33:179:1714:03
11:14
#22195
24M
24.00 mi14:01:053:44:019:2110:44
10:44
#22354
40K
24.85 mi14:11:113:54:079:2610:06
11:49
#22536
25.2M
25.20 mi14:15:503:58:469:294:39
13:30
#22638
FINISH
26.22 mi14:27:114:10:079:3311:21
11:09
#22803
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 mi133149598959819269(Top 66%)11999(Top 73%)11999(Top 642%)
10K6.21 mi3.10 mi15246-193210316-71810316-71817101(Top 59%)11063(Top 68%)11063(Top 592%)
15K9.32 mi3.11 mi16785-153910920-60410920-60419269(Top 66%)11999(Top 73%)11999(Top 642%)
20K12.43 mi3.11 mi18484-169911654-73411654-73422415(Top 77%)13454(Top 82%)13454(Top 720%)
HALF13.11 mi0.68 mi18656-17211712-5811712-5821932(Top 76%)13244(Top 81%)13244(Top 709%)
25K15.53 mi2.42 mi19540-88412083-37112083-37122930(Top 79%)13667(Top 84%)13667(Top 732%)
30K18.64 mi3.11 mi20979-143912716-63312716-63324598(Top 85%)14343(Top 88%)14343(Top 768%)
20M20.00 mi1.36 mi21384-40512911-19512911-19524474(Top 84%)14209(Top 87%)14209(Top 761%)
21M21.00 mi1.00 mi21854-47013124-21313124-21325939(Top 89%)14852(Top 91%)14852(Top 795%)
35K21.75 mi0.75 mi21908-5413142-1813142-1822556(Top 78%)13237(Top 81%)13237(Top 709%)
23M23.00 mi1.25 mi22195-28713265-12313265-12324950(Top 86%)14310(Top 88%)14310(Top 766%)
24M24.00 mi1.00 mi22354-15913329-6413329-6424571(Top 85%)14102(Top 86%)14102(Top 755%)
40K24.85 mi0.85 mi22536-18213386-5713386-5725589(Top 88%)14554(Top 89%)14554(Top 779%)
25.2M25.20 mi0.35 mi22638-10213430-4413430-4426646(Top 92%)15100(Top 92%)15100(Top 808%)
FINISH26.22 mi1.02 mi22803-16513511-8113511-8126321(Top 91%)14915(Top 91%)14915(Top 798%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19269

Males

11999

M50-54

11999

5K→10K

3.1 - 6.2 mi

Top 59%
×5
+79ft-138ft

Overall

17101

Males

11063

M50-54

11063

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19269

Males

11999

M50-54

11999

15K→20K

9.3 - 12.4 mi

Top 77%
×5
+106ft-86ft

Overall

22415

Males

13454

M50-54

13454

20K→HALF

12.4 - 13.1 mi

Top 76%
×2
+19ft-37ft

Overall

21932

Males

13244

M50-54

13244

HALF→25K

13.1 - 15.5 mi

Top 79%
×4
+66ft-88ft

Overall

22930

Males

13667

M50-54

13667

25K→30K

15.5 - 18.6 mi

Top 85%
×9
+181ft-148ft

Overall

24598

Males

14343

M50-54

14343

30K→20M

18.6 - 20.0 mi

Top 84%
×5
+64ft-50ft

Overall

24474

Males

14209

M50-54

14209

20M→21M

20.0 - 21.0 mi

Top 89%
×8
+106ft-24ft

Overall

25939

Males

14852

M50-54

14852

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22556

Males

13237

M50-54

13237

35K→23M

21.8 - 23.0 mi

Top 86%
×5
+23ft-63ft

Overall

24950

Males

14310

M50-54

14310

23M→24M

23.0 - 24.0 mi

Top 85%
×6
+12ft-82ft

Overall

24571

Males

14102

M50-54

14102

24M→40K

24.0 - 24.9 mi

Top 88%
×1
+6ft-20ft

Overall

25589

Males

14554

M50-54

14554

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1
+13ft-16ft

Overall

26646

Males

15100

M50-54

15100

25.2M→FINISH

25.2 - 26.2 mi

Top 91%
×2
+22ft-21ft

Overall

26321

Males

14915

M50-54

14915

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
233
Passed By
2514
Net Change
-9489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13314
5K → 10K20200-1932#13314#15246
10K → 15K14200-1539#15246#16785
15K → 20K14200-1699#16785#18484
20K → HALF4176-172#18484#18656
HALF → 25K24200-884#18656#19540
25K → 30K20200-1439#19540#20979
30K → 20M25200-405#20979#21384
20M → 21M12200-470#21384#21854
21M → 35K3387-54#21854#21908
35K → 23M24200-287#21908#22195
23M → 24M16175-159#22195#22354
24M → 40K17199-182#22354#22536
40K → 25.2M3105-102#22536#22638
25.2M → FINISH7172-165#22638#22803
TOTALS2332514-9489
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing