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BOSTON MARATHON 2026

Lei Zhao

Bib: 12338β€’M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 49%
Age Group (M50-54)
#0 / 1868
Race Day Weather
51Β°/41Β°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
22:03
3.11 mi
Rank: #9327
Start β†’ 5K
22:03 | 7:06/mi
10K
44:57
6.21 mi
Rank: #10516 (-1189)
5K β†’ 10K
22:54 | 7:23/mi
15K
1:08:11
9.32 mi
Rank: #11168 (-652)
10K β†’ 15K
23:14 | 7:29/mi
20K
1:31:48
12.43 mi
Rank: #11600 (-432)
15K β†’ 20K
23:37 | 7:37/mi
HALF
1:36:52
13.11 mi
Rank: #11646 (-46)
20K β†’ HALF
5:04 | 7:26/mi
25K
1:55:49
15.53 mi
Rank: #12031 (-385)
HALF β†’ 25K
18:57 | 7:49/mi
30K
2:21:07
18.64 mi
Rank: #12469 (-438)
25K β†’ 30K
25:18 | 8:09/mi
20M
2:32:52
20.00 mi
Rank: #12819 (-350)
30K β†’ 20M
11:45 | 8:40/mi
21M
2:41:53
21.00 mi
Rank: #13022 (-203)
20M β†’ 21M
9:01 | 9:01/mi
35K
2:47:57
21.75 mi
Rank: #13100 (-78)
21M β†’ 35K
6:04 | 8:07/mi
23M
2:58:24
23.00 mi
Rank: #13171 (-71)
35K β†’ 23M
10:27 | 8:22/mi
24M
3:06:40
24.00 mi
Rank: #13252 (-81)
23M β†’ 24M
8:16 | 8:16/mi
40K
3:13:50
24.85 mi
Rank: #13315 (-63)
24M β†’ 40K
7:10 | 8:23/mi
25.2M
3:16:58
25.20 mi
Rank: #13350 (-35)
40K β†’ 25.2M
3:08 | 9:06/mi
FINISH
3:25:27
26.22 mi
Rank: #13526 (-176)
25.2M β†’ FINISH
8:29 | 8:20/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:36:52
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:48:35
Pace8:17 /mi
πŸ“ŠPositive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0822:037:0622:03
7:06
-
10K
6.21 mi11:13:0244:577:1522:54
7:23
+0:17
15K
9.32 mi11:36:161:08:117:1923:14
7:29
+0:06
20K
12.43 mi11:59:531:31:487:2423:37
7:37
+0:08
HALF
13.11 mi12:04:571:36:527:245:04
7:26
-0:11
25K
15.53 mi12:23:541:55:497:2818:57
7:49
+0:23
30K
18.64 mi12:49:122:21:077:3525:18
8:09
+0:20
20M
20.00 mi13:00:572:32:527:3911:45
8:40
+0:31
21M
21.00 mi13:09:582:41:537:439:01
9:01
+0:21
35K
21.75 mi13:16:022:47:577:446:04
8:07
-0:54
23M
23.00 mi13:26:292:58:247:4610:27
8:22
+0:15
24M
24.00 mi13:34:453:06:407:478:16
8:16
-0:06
40K
24.85 mi13:41:553:13:507:487:10
8:23
+0:07
25.2M
25.20 mi13:45:033:16:587:493:08
9:06
+0:43
FINISH
26.22 mi13:53:323:25:277:518:29
8:20
-0:46

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

7:06 /mi

Average Pace

7:50 /mi

Slowest Pace

9:06 /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

1:55:49

56% of race

Time at Steady Pace

1:05:44

32% of race

Time at Slower Pace

23:54

12% of race

Average Pace: 7:50 /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 mi10:50:0822:037:0622:03
7:06
#9327
10K
6.21 mi11:13:0244:577:1522:54
7:23
#10516
15K
9.32 mi11:36:161:08:117:1923:14
7:29
#11168
20K
12.43 mi11:59:531:31:487:2423:37
7:37
#11600
HALF
13.11 mi12:04:571:36:527:245:04
7:26
#11646
25K
15.53 mi12:23:541:55:497:2818:57
7:49
#12031
30K
18.64 mi12:49:122:21:077:3525:18
8:09
#12469
20M
20.00 mi13:00:572:32:527:3911:45
8:40
#12819
21M
21.00 mi13:09:582:41:537:439:01
9:01
#13022
35K
21.75 mi13:16:022:47:577:446:04
8:07
#13100
23M
23.00 mi13:26:292:58:247:4610:27
8:22
#13171
24M
24.00 mi13:34:453:06:407:478:16
8:16
#13252
40K
24.85 mi13:41:553:13:507:487:10
8:23
#13315
25.2M
25.20 mi13:45:033:16:587:493:08
9:06
#13350
FINISH
26.22 mi13:53:323:25:277:518:29
8:20
#13526
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 mi93277735773512623(Top 43%)9219(Top 56%)9219(Top 494%)
10K6.21 mi3.10 mi10516-11898333-5988333-59811796(Top 41%)8898(Top 54%)8898(Top 476%)
15K9.32 mi3.11 mi11168-6528606-2738606-27312623(Top 43%)9219(Top 56%)9219(Top 494%)
20K12.43 mi3.11 mi11600-4328777-1718777-17112842(Top 44%)9215(Top 56%)9215(Top 493%)
HALF13.11 mi0.68 mi11646-468804-278804-2712391(Top 43%)9115(Top 56%)9115(Top 488%)
25K15.53 mi2.42 mi12031-3858935-1318935-13113933(Top 48%)9629(Top 59%)9629(Top 515%)
30K18.64 mi3.11 mi12469-4389081-1469081-14614517(Top 50%)9776(Top 60%)9776(Top 523%)
20M20.00 mi1.36 mi12819-3509188-1079188-10717059(Top 59%)10756(Top 66%)10756(Top 576%)
21M21.00 mi1.00 mi13022-2039263-759263-7516187(Top 56%)10332(Top 63%)10332(Top 553%)
35K21.75 mi0.75 mi13100-789290-279290-2715167(Top 52%)9826(Top 60%)9826(Top 526%)
23M23.00 mi1.25 mi13171-719298-89298-814760(Top 51%)9557(Top 58%)9557(Top 512%)
24M24.00 mi1.00 mi13252-819316-189316-1815452(Top 53%)9811(Top 60%)9811(Top 525%)
40K24.85 mi0.85 mi13315-639312+49312+414930(Top 51%)9478(Top 58%)9478(Top 507%)
25.2M25.20 mi0.35 mi13350-359316-49316-415132(Top 52%)9547(Top 58%)9547(Top 511%)
FINISH26.22 mi1.02 mi13526-1769369-539369-5317164(Top 59%)10490(Top 64%)10490(Top 562%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
Γ—21
+97ft-345ft

Overall

12623

Males

9219

M50-54

9219

5K→10K

3.1 - 6.2 mi

Top 41%
Γ—5
+79ft-138ft

Overall

11796

Males

8898

M50-54

8898

10K→15K

6.2 - 9.3 mi

Top 43%
Γ—3
+67ft-78ft

Overall

12623

Males

9219

M50-54

9219

15K→20K

9.3 - 12.4 mi

Top 44%
Γ—5
+106ft-86ft

Overall

12842

Males

9215

M50-54

9215

20K→HALF

12.4 - 13.1 mi

Top 43%
Γ—2
+19ft-37ft

Overall

12391

Males

9115

M50-54

9115

HALF→25K

13.1 - 15.5 mi

Top 48%
Γ—4
+66ft-88ft

Overall

13933

Males

9629

M50-54

9629

25K→30K

15.5 - 18.6 mi

Top 50%
Γ—9
+181ft-148ft

Overall

14517

Males

9776

M50-54

9776

30K→20M

18.6 - 20.0 mi

Top 59%
Γ—5
+64ft-50ft

Overall

17059

Males

10756

M50-54

10756

20M→21M

20.0 - 21.0 mi

Top 56%
Γ—8
+106ft-24ft

Overall

16187

Males

10332

M50-54

10332

21M→35K

21.0 - 21.8 mi

Top 52%
Γ—7
+17ft-86ft

Overall

15167

Males

9826

M50-54

9826

35K→23M

21.8 - 23.0 mi

Top 51%
Γ—5
+23ft-63ft

Overall

14760

Males

9557

M50-54

9557

23M→24M

23.0 - 24.0 mi

Top 53%
Γ—6
+12ft-82ft

Overall

15452

Males

9811

M50-54

9811

24M→40K

24.0 - 24.9 mi

Top 51%
Γ—1
+6ft-20ft

Overall

14930

Males

9478

M50-54

9478

40K→25.2M

24.9 - 25.2 mi

Top 52%
Γ—1
+13ft-16ft

Overall

15132

Males

9547

M50-54

9547

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
Γ—2
+22ft-21ft

Overall

17164

Males

10490

M50-54

10490

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
583
Passed By
4780
Net Change
-4199
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#9327
5K β†’ 10K211208-1189#9327#10516
10K β†’ 15K43695-652#10516#11168
15K β†’ 20K47479-432#11168#11600
20K β†’ HALF1763-46#11600#11646
HALF β†’ 25K48433-385#11646#12031
25K β†’ 30K92530-438#12031#12469
30K β†’ 20M30380-350#12469#12819
20M β†’ 21M38241-203#12819#13022
21M β†’ 35K30108-78#13022#13100
35K β†’ 23M69140-71#13100#13171
23M β†’ 24M39120-81#13171#13252
24M β†’ 40K52115-63#13252#13315
40K β†’ 25.2M2560-35#13315#13350
25.2M β†’ FINISH32208-176#13350#13526
TOTALS5834780-4199
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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing