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BOSTON MARATHON 2026

Libin Zhao

Bib: 32811β€’F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F55-59)
#0 / 951
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
30:01
3.11 mi
Rank: #24979
Start β†’ 5K
30:01 | 9:40/mi
10K
1:00:13
6.21 mi
Rank: #25066 (-87)
5K β†’ 10K
30:12 | 9:44/mi
15K
1:29:49
9.32 mi
Rank: #24869 (+197)
10K β†’ 15K
29:36 | 9:32/mi
20K
2:00:51
12.43 mi
Rank: #24923 (-54)
15K β†’ 20K
31:02 | 10:00/mi
HALF
2:07:13
13.11 mi
Rank: #24868 (+55)
20K β†’ HALF
6:22 | 9:21/mi
25K
2:31:08
15.53 mi
Rank: #24723 (+145)
HALF β†’ 25K
23:55 | 9:52/mi
30K
3:03:20
18.64 mi
Rank: #24593 (+130)
25K β†’ 30K
32:12 | 10:22/mi
20M
3:17:51
20.00 mi
Rank: #24558 (+35)
30K β†’ 20M
14:31 | 10:42/mi
21M
3:29:32
21.00 mi
Rank: #24549 (+9)
20M β†’ 21M
11:41 | 11:41/mi
35K
3:37:58
21.75 mi
Rank: #24598 (-49)
21M β†’ 35K
8:26 | 11:17/mi
23M
3:52:28
23.00 mi
Rank: #24665 (-67)
35K β†’ 23M
14:30 | 11:36/mi
24M
4:03:00
24.00 mi
Rank: #24642 (+23)
23M β†’ 24M
10:32 | 10:32/mi
40K
4:12:07
24.85 mi
Rank: #24593 (+49)
24M β†’ 40K
9:07 | 10:40/mi
25.2M
4:16:07
25.20 mi
Rank: #24581 (+12)
40K β†’ 25.2M
4:00 | 11:36/mi
FINISH
4:26:30
26.22 mi
Rank: #24570 (+11)
25.2M β†’ FINISH
10:23 | 10:12/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:07:13
Pace9:43 /mi
2nd Half
Distance13.11 mi
Time2:19:17
Pace10:38 /mi
πŸ“ŠPositive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:4130:019:4030:01
9:40
-
10K
6.21 mi12:29:531:00:139:4230:12
9:44
+0:04
15K
9.32 mi12:59:291:29:499:3929:36
9:32
-0:12
20K
12.43 mi13:30:312:00:519:4431:02
10:00
+0:28
HALF
13.11 mi13:36:532:07:139:436:22
9:21
-0:39
25K
15.53 mi14:00:482:31:089:4423:55
9:52
+0:31
30K
18.64 mi14:33:003:03:209:5132:12
10:22
+0:30
20M
20.00 mi14:47:313:17:519:5414:31
10:42
+0:20
21M
21.00 mi14:59:123:29:329:5911:41
11:41
+0:59
35K
21.75 mi15:07:383:37:5810:028:26
11:17
-0:24
23M
23.00 mi15:22:083:52:2810:0714:30
11:36
+0:19
24M
24.00 mi15:32:404:03:0010:0810:32
10:32
-1:04
40K
24.85 mi15:41:474:12:0710:099:07
10:40
+0:08
25.2M
25.20 mi15:45:474:16:0710:104:00
11:36
+0:56
FINISH
26.22 mi15:56:104:26:3010:1110:23
10:12
-1:24

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

9:21 /mi

Average Pace

10:10 /mi

Slowest Pace

11:41 /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

2:00:06

45% of race

Time at Steady Pace

1:47:47

40% of race

Time at Slower Pace

38:37

14% of race

Average Pace: 10:10 /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 mi11:59:4130:019:4030:01
9:40
#24979
10K
6.21 mi12:29:531:00:139:4230:12
9:44
#25066
15K
9.32 mi12:59:291:29:499:3929:36
9:32
#24869
20K
12.43 mi13:30:312:00:519:4431:02
10:00
#24923
HALF
13.11 mi13:36:532:07:139:436:22
9:21
#24868
25K
15.53 mi14:00:482:31:089:4423:55
9:52
#24723
30K
18.64 mi14:33:003:03:209:5132:12
10:22
#24593
20M
20.00 mi14:47:313:17:519:5414:31
10:42
#24558
21M
21.00 mi14:59:123:29:329:5911:41
11:41
#24549
35K
21.75 mi15:07:383:37:5810:028:26
11:17
#24598
23M
23.00 mi15:22:083:52:2810:0714:30
11:36
#24665
24M
24.00 mi15:32:404:03:0010:0810:32
10:32
#24642
40K
24.85 mi15:41:474:12:0710:099:07
10:40
#24593
25.2M
25.20 mi15:45:474:16:0710:104:00
11:36
#24581
FINISH
26.22 mi15:56:104:26:3010:1110:23
10:12
#24570
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi24979101681016824511(Top 84%)9928(Top 79%)9928(Top 1044%)
10K6.21 mi3.10 mi25066-8710212-4410212-4425142(Top 87%)10248(Top 81%)10248(Top 1078%)
15K9.32 mi3.11 mi24869+19710105+10710105+10724511(Top 84%)9928(Top 79%)9928(Top 1044%)
20K12.43 mi3.11 mi24923-5410140-3510140-3525025(Top 86%)10209(Top 81%)10209(Top 1074%)
HALF13.11 mi0.68 mi24868+5510116+2410116+2423946(Top 83%)9666(Top 77%)9666(Top 1016%)
25K15.53 mi2.42 mi24723+14510047+6910047+6923953(Top 83%)9692(Top 77%)9692(Top 1019%)
30K18.64 mi3.11 mi24593+13010002+4510002+4524008(Top 83%)9831(Top 78%)9831(Top 1034%)
20M20.00 mi1.36 mi24558+35100021000224266(Top 84%)10049(Top 80%)10049(Top 1057%)
21M21.00 mi1.00 mi24549+910007-510007-524538(Top 85%)10265(Top 82%)10265(Top 1079%)
35K21.75 mi0.75 mi24598-4910051-4410051-4425722(Top 89%)10891(Top 87%)10891(Top 1145%)
23M23.00 mi1.25 mi24665-6710100-4910100-4925557(Top 88%)10849(Top 86%)10849(Top 1141%)
24M24.00 mi1.00 mi24642+2310102-210102-224186(Top 83%)10176(Top 81%)10176(Top 1070%)
40K24.85 mi0.85 mi24593+4910092+1010092+1023592(Top 81%)9920(Top 79%)9920(Top 1043%)
25.2M25.20 mi0.35 mi24581+1210093-110093-123725(Top 82%)9999(Top 79%)9999(Top 1051%)
FINISH26.22 mi1.02 mi24570+1110107-1410107-1424354(Top 84%)10299(Top 82%)10299(Top 1083%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
Γ—21
+97ft-345ft

Overall

24511

Females

9928

F55-59

9928

5K→10K

3.1 - 6.2 mi

Top 87%
Γ—5
+79ft-138ft

Overall

25142

Females

10248

F55-59

10248

10K→15K

6.2 - 9.3 mi

Top 84%
Γ—3
+67ft-78ft

Overall

24511

Females

9928

F55-59

9928

15K→20K

9.3 - 12.4 mi

Top 86%
Γ—5
+106ft-86ft

Overall

25025

Females

10209

F55-59

10209

20K→HALF

12.4 - 13.1 mi

Top 83%
Γ—2
+19ft-37ft

Overall

23946

Females

9666

F55-59

9666

HALF→25K

13.1 - 15.5 mi

Top 83%
Γ—4
+66ft-88ft

Overall

23953

Females

9692

F55-59

9692

25K→30K

15.5 - 18.6 mi

Top 83%
Γ—9
+181ft-148ft

Overall

24008

Females

9831

F55-59

9831

30K→20M

18.6 - 20.0 mi

Top 84%
Γ—5
+64ft-50ft

Overall

24266

Females

10049

F55-59

10049

20M→21M

20.0 - 21.0 mi

Top 85%
Γ—8
+106ft-24ft

Overall

24538

Females

10265

F55-59

10265

21M→35K

21.0 - 21.8 mi

Top 89%
Γ—7
+17ft-86ft

Overall

25722

Females

10891

F55-59

10891

35K→23M

21.8 - 23.0 mi

Top 88%
Γ—5
+23ft-63ft

Overall

25557

Females

10849

F55-59

10849

23M→24M

23.0 - 24.0 mi

Top 83%
Γ—6
+12ft-82ft

Overall

24186

Females

10176

F55-59

10176

24M→40K

24.0 - 24.9 mi

Top 81%
Γ—1
+6ft-20ft

Overall

23592

Females

9920

F55-59

9920

40K→25.2M

24.9 - 25.2 mi

Top 82%
Γ—1
+13ft-16ft

Overall

23725

Females

9999

F55-59

9999

25.2M→FINISH

25.2 - 26.2 mi

Top 84%
Γ—2
+22ft-21ft

Overall

24354

Females

10299

F55-59

10299

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1354*
Passed By
902
Net Change
+409
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#24979
5K β†’ 10K156200-87#24979#25066
10K β†’ 15K254*57+197#25066#24869
15K β†’ 20K109163-54#24869#24923
20K β†’ HALF583+55#24923#24868
HALF β†’ 25K17429+145#24868#24723
25K β†’ 30K209*79+130#24723#24593
30K β†’ 20M7540+35#24593#24558
20M β†’ 21M6354+9#24558#24549
21M β†’ 35K2473-49#24549#24598
35K β†’ 23M34101-67#24598#24665
23M β†’ 24M4825+23#24665#24642
24M β†’ 40K6819+49#24642#24593
40K β†’ 25.2M2816+12#24593#24581
25.2M β†’ FINISH5443+11#24581#24570
TOTALS1354*902+409

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

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