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BOSTON MARATHON 2026

Li Cao

Bib: 23139•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 (M60-64)
#0 / 1514
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
27:24
3.11 mi
Rank: #21787
Start → 5K
27:24 | 8:50/mi
10K
55:07
6.21 mi
Rank: #22144 (-357)
5K → 10K
27:43 | 8:56/mi
15K
1:23:57
9.32 mi
Rank: #22759 (-615)
10K → 15K
28:50 | 9:17/mi
20K
1:54:00
12.43 mi
Rank: #23248 (-489)
15K → 20K
30:03 | 9:41/mi
HALF
2:00:43
13.11 mi
Rank: #23398 (-150)
20K → HALF
6:43 | 9:52/mi
25K
2:25:07
15.53 mi
Rank: #23594 (-196)
HALF → 25K
24:24 | 10:04/mi
30K
2:58:33
18.64 mi
Rank: #23851 (-257)
25K → 30K
33:26 | 10:46/mi
20M
3:13:30
20.00 mi
Rank: #23943 (-92)
30K → 20M
14:57 | 11:01/mi
21M
3:25:08
21.00 mi
Rank: #23961 (-18)
20M → 21M
11:38 | 11:38/mi
35K
3:33:30
21.75 mi
Rank: #24047 (-86)
21M → 35K
8:22 | 11:12/mi
23M
3:47:43
23.00 mi
Rank: #24130 (-83)
35K → 23M
14:13 | 11:22/mi
24M
3:58:42
24.00 mi
Rank: #24174 (-44)
23M → 24M
10:59 | 10:59/mi
40K
4:08:15
24.85 mi
Rank: #24191 (-17)
24M → 40K
9:33 | 11:11/mi
25.2M
4:12:23
25.20 mi
Rank: #24195 (-4)
40K → 25.2M
4:08 | 12:00/mi
FINISH
4:23:33
26.22 mi
Rank: #24276 (-81)
25.2M → FINISH
11:10 | 10:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:00:43
Pace9:13 /mi
2nd Half
Distance13.11 mi
Time2:22:50
Pace10:54 /mi
📊Positive Split: 18.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:0527:248:5027:24
8:50
-
10K
6.21 mi11:57:4855:078:5327:43
8:56
+0:06
15K
9.32 mi12:26:381:23:579:0128:50
9:17
+0:21
20K
12.43 mi12:56:411:54:009:1130:03
9:41
+0:24
HALF
13.11 mi13:03:242:00:439:136:43
9:52
+0:11
25K
15.53 mi13:27:482:25:079:2124:24
10:04
+0:12
30K
18.64 mi14:01:142:58:339:3533:26
10:46
+0:42
20M
20.00 mi14:16:113:13:309:4114:57
11:01
+0:15
21M
21.00 mi14:27:493:25:089:4711:38
11:38
+0:37
35K
21.75 mi14:36:113:33:309:508:22
11:12
-0:26
23M
23.00 mi14:50:243:47:439:5514:13
11:22
+0:10
24M
24.00 mi15:01:233:58:429:5710:59
10:59
-0:23
40K
24.85 mi15:10:564:08:1510:009:33
11:11
+0:12
25.2M
25.20 mi15:15:044:12:2310:014:08
12:00
+0:49
FINISH
26.22 mi15:26:144:23:3310:0411:10
10:58
-1:02

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

8:50 /mi

Average Pace

10:04 /mi

Slowest Pace

12:00 /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

2:25:07

55% of race

Time at Steady Pace

1:42:40

39% of race

Time at Slower Pace

15:46

6% of race

Average Pace: 10:03 /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 mi11:30:0527:248:5027:24
8:50
#21787
10K
6.21 mi11:57:4855:078:5327:43
8:56
#22144
15K
9.32 mi12:26:381:23:579:0128:50
9:17
#22759
20K
12.43 mi12:56:411:54:009:1130:03
9:41
#23248
HALF
13.11 mi13:03:242:00:439:136:43
9:52
#23398
25K
15.53 mi13:27:482:25:079:2124:24
10:04
#23594
30K
18.64 mi14:01:142:58:339:3533:26
10:46
#23851
20M
20.00 mi14:16:113:13:309:4114:57
11:01
#23943
21M
21.00 mi14:27:493:25:089:4711:38
11:38
#23961
35K
21.75 mi14:36:113:33:309:508:22
11:12
#24047
23M
23.00 mi14:50:243:47:439:5514:13
11:22
#24130
24M
24.00 mi15:01:233:58:429:5710:59
10:59
#24174
40K
24.85 mi15:10:564:08:1510:009:33
11:11
#24191
25.2M
25.20 mi15:15:044:12:2310:014:08
12:00
#24195
FINISH
26.22 mi15:26:144:23:3310:0411:10
10:58
#24276
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 mi21787131221312223772(Top 82%)14137(Top 87%)14137(Top 934%)
10K6.21 mi3.10 mi22144-35713309-18713309-18722493(Top 78%)13501(Top 83%)13501(Top 892%)
15K9.32 mi3.11 mi22759-61513636-32713636-32723772(Top 82%)14137(Top 87%)14137(Top 934%)
20K12.43 mi3.11 mi23248-48913865-22913865-22924223(Top 83%)14339(Top 88%)14339(Top 947%)
HALF13.11 mi0.68 mi23398-15013943-7813943-7825274(Top 87%)14805(Top 91%)14805(Top 978%)
25K15.53 mi2.42 mi23594-19614031-8814031-8824453(Top 84%)14409(Top 88%)14409(Top 952%)
30K18.64 mi3.11 mi23851-25714137-10614137-10624854(Top 86%)14465(Top 89%)14465(Top 955%)
20M20.00 mi1.36 mi23943-9214172-3514172-3524925(Top 86%)14430(Top 88%)14430(Top 953%)
21M21.00 mi1.00 mi23961-1814167+514167+524427(Top 84%)14130(Top 86%)14130(Top 933%)
35K21.75 mi0.75 mi24047-8614194-2714194-2725552(Top 88%)14646(Top 90%)14646(Top 967%)
23M23.00 mi1.25 mi24130-8314206-1214206-1225192(Top 87%)14427(Top 88%)14427(Top 953%)
24M24.00 mi1.00 mi24174-4414213-714213-725067(Top 86%)14337(Top 88%)14337(Top 947%)
40K24.85 mi0.85 mi24191-1714208+514208+524573(Top 85%)14056(Top 86%)14056(Top 928%)
25.2M25.20 mi0.35 mi24195-414202+614202+624407(Top 84%)13973(Top 86%)13973(Top 923%)
FINISH26.22 mi1.02 mi24276-8114225-2314225-2326032(Top 90%)14773(Top 90%)14773(Top 976%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21
+97ft-345ft

Overall

23772

Males

14137

M60-64

14137

5K→10K

3.1 - 6.2 mi

Top 78%
×5
+79ft-138ft

Overall

22493

Males

13501

M60-64

13501

10K→15K

6.2 - 9.3 mi

Top 82%
×3
+67ft-78ft

Overall

23772

Males

14137

M60-64

14137

15K→20K

9.3 - 12.4 mi

Top 83%
×5
+106ft-86ft

Overall

24223

Males

14339

M60-64

14339

20K→HALF

12.4 - 13.1 mi

Top 87%
×2
+19ft-37ft

Overall

25274

Males

14805

M60-64

14805

HALF→25K

13.1 - 15.5 mi

Top 84%
×4
+66ft-88ft

Overall

24453

Males

14409

M60-64

14409

25K→30K

15.5 - 18.6 mi

Top 86%
×9
+181ft-148ft

Overall

24854

Males

14465

M60-64

14465

30K→20M

18.6 - 20.0 mi

Top 86%
×5
+64ft-50ft

Overall

24925

Males

14430

M60-64

14430

20M→21M

20.0 - 21.0 mi

Top 84%
×8
+106ft-24ft

Overall

24427

Males

14130

M60-64

14130

21M→35K

21.0 - 21.8 mi

Top 88%
×7
+17ft-86ft

Overall

25552

Males

14646

M60-64

14646

35K→23M

21.8 - 23.0 mi

Top 87%
×5
+23ft-63ft

Overall

25192

Males

14427

M60-64

14427

23M→24M

23.0 - 24.0 mi

Top 86%
×6
+12ft-82ft

Overall

25067

Males

14337

M60-64

14337

24M→40K

24.0 - 24.9 mi

Top 85%
×1
+6ft-20ft

Overall

24573

Males

14056

M60-64

14056

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1
+13ft-16ft

Overall

24407

Males

13973

M60-64

13973

25.2M→FINISH

25.2 - 26.2 mi

Top 90%
×2
+22ft-21ft

Overall

26032

Males

14773

M60-64

14773

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
639
Passed By
3128
Net Change
-2489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21787
5K → 10K140497-357#21787#22144
10K → 15K34649-615#22144#22759
15K → 20K52541-489#22759#23248
20K → HALF4154-150#23248#23398
HALF → 25K60256-196#23398#23594
25K → 30K67324-257#23594#23851
30K → 20M44136-92#23851#23943
20M → 21M5674-18#23943#23961
21M → 35K19105-86#23961#24047
35K → 23M49132-83#24047#24130
23M → 24M3478-44#24130#24174
24M → 40K4360-17#24174#24191
40K → 25.2M2024-4#24191#24195
25.2M → FINISH1798-81#24195#24276
TOTALS6393128-2489
📊

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