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BOSTON MARATHON 2026

Yi Zhao

Bib: 29719β€’F

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0:00
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
32:15
3.11 mi
Rank: #26933
Start β†’ 5K
32:15 | 10:23/mi
10K
1:04:37
6.21 mi
Rank: #26832 (+101)
5K β†’ 10K
32:22 | 10:26/mi
15K
1:36:59
9.32 mi
Rank: #26702 (+130)
10K β†’ 15K
32:22 | 10:26/mi
20K
2:09:20
12.43 mi
Rank: #26499 (+203)
15K β†’ 20K
32:21 | 10:25/mi
HALF
2:16:34
13.11 mi
Rank: #26524 (-25)
20K β†’ HALF
7:14 | 10:37/mi
25K
2:44:09
15.53 mi
Rank: #26600 (-76)
HALF β†’ 25K
27:35 | 11:23/mi
30K
3:19:48
18.64 mi
Rank: #26522 (+78)
25K β†’ 30K
35:39 | 11:29/mi
20M
3:35:46
20.00 mi
Rank: #26494 (+28)
30K β†’ 20M
15:58 | 11:46/mi
21M
3:49:16
21.00 mi
Rank: #26540 (-46)
20M β†’ 21M
13:30 | 13:30/mi
35K
3:58:25
21.75 mi
Rank: #26571 (-31)
21M β†’ 35K
9:09 | 12:14/mi
23M
4:13:31
23.00 mi
Rank: #26556 (+15)
35K β†’ 23M
15:06 | 12:04/mi
24M
4:26:24
24.00 mi
Rank: #26653 (-97)
23M β†’ 24M
12:53 | 12:53/mi
40K
4:37:43
24.85 mi
Rank: #26704 (-51)
24M β†’ 40K
11:19 | 13:15/mi
25.2M
4:42:30
25.20 mi
Rank: #26719 (-15)
40K β†’ 25.2M
4:47 | 13:53/mi
FINISH
4:52:56
26.22 mi
Rank: #26663 (+56)
25.2M β†’ FINISH
10:26 | 10:15/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:16:34
Pace10:26 /mi
2nd Half
Distance13.11 mi
Time2:36:22
Pace11:56 /mi
πŸ“ŠPositive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:1632:1510:2332:15
10:23
-
10K
6.21 mi12:28:381:04:3710:2432:22
10:26
+0:03
15K
9.32 mi13:01:001:36:5910:2532:22
10:26
0:00
20K
12.43 mi13:33:212:09:2010:2532:21
10:25
-0:01
HALF
13.11 mi13:40:352:16:3410:267:14
10:37
+0:12
25K
15.53 mi14:08:102:44:0910:3527:35
11:23
+0:46
30K
18.64 mi14:43:493:19:4810:4435:39
11:29
+0:06
20M
20.00 mi14:59:473:35:4610:4815:58
11:46
+0:17
21M
21.00 mi15:13:173:49:1610:5613:30
13:30
+1:44
35K
21.75 mi15:22:263:58:2510:589:09
12:14
-1:16
23M
23.00 mi15:37:324:13:3111:0215:06
12:04
-0:10
24M
24.00 mi15:50:254:26:2411:0712:53
12:53
+0:49
40K
24.85 mi16:01:444:37:4311:1111:19
13:15
+0:22
25.2M
25.20 mi16:06:314:42:3011:134:47
13:53
+0:38
FINISH
26.22 mi16:16:574:52:5611:1110:26
10:15
-3:38

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

10:15 /mi

Average Pace

11:11 /mi

Slowest Pace

13:53 /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

2:27:00

50% of race

Time at Steady Pace

1:34:18

32% of race

Time at Slower Pace

51:38

18% of race

Average Pace: 11:10 /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 mi11:56:1632:1510:2332:15
10:23
#26933
10K
6.21 mi12:28:381:04:3710:2432:22
10:26
#26832
15K
9.32 mi13:01:001:36:5910:2532:22
10:26
#26702
20K
12.43 mi13:33:212:09:2010:2532:21
10:25
#26499
HALF
13.11 mi13:40:352:16:3410:267:14
10:37
#26524
25K
15.53 mi14:08:102:44:0910:3527:35
11:23
#26600
30K
18.64 mi14:43:493:19:4810:4435:39
11:29
#26522
20M
20.00 mi14:59:473:35:4610:4815:58
11:46
#26494
21M
21.00 mi15:13:173:49:1610:5613:30
13:30
#26540
35K
21.75 mi15:22:263:58:2510:589:09
12:14
#26571
23M
23.00 mi15:37:324:13:3111:0215:06
12:04
#26556
24M
24.00 mi15:50:254:26:2411:0712:53
12:53
#26653
40K
24.85 mi16:01:444:37:4311:1111:19
13:15
#26704
25.2M
25.20 mi16:06:314:42:3011:134:47
13:53
#26719
FINISH
26.22 mi16:16:574:52:5611:1110:26
10:15
#26663
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26933112391123926540(Top 91%)11043(Top 88%)11043(Top 193%)
10K6.21 mi3.10 mi26832+10111194+4511194+4526763(Top 92%)11165(Top 89%)11165(Top 195%)
15K9.32 mi3.11 mi26702+13011118+7611118+7626540(Top 91%)11043(Top 88%)11043(Top 193%)
20K12.43 mi3.11 mi26499+20311010+10811010+10825960(Top 89%)10718(Top 85%)10718(Top 188%)
HALF13.11 mi0.68 mi26524-2511027-1711027-1726870(Top 93%)11290(Top 90%)11290(Top 198%)
25K15.53 mi2.42 mi26600-7611083-5611083-5626860(Top 93%)11282(Top 90%)11282(Top 197%)
30K18.64 mi3.11 mi26522+7811064+1911064+1926107(Top 90%)10954(Top 87%)10954(Top 192%)
20M20.00 mi1.36 mi26494+2811062+211062+226081(Top 90%)11021(Top 88%)11021(Top 193%)
21M21.00 mi1.00 mi26540-4611103-4111103-4126887(Top 93%)11497(Top 91%)11497(Top 201%)
35K21.75 mi0.75 mi26571-3111119-1611119-1626997(Top 93%)11557(Top 92%)11557(Top 202%)
23M23.00 mi1.25 mi26556+1511121-211121-226210(Top 90%)11170(Top 89%)11170(Top 195%)
24M24.00 mi1.00 mi26653-9711184-6311184-6327550(Top 95%)11889(Top 95%)11889(Top 208%)
40K24.85 mi0.85 mi26704-5111224-4011224-4027284(Top 94%)11760(Top 93%)11760(Top 206%)
25.2M25.20 mi0.35 mi26719-1511239-1511239-1527100(Top 93%)11673(Top 93%)11673(Top 204%)
FINISH26.22 mi1.02 mi26663+5611213+2611213+2624478(Top 84%)10366(Top 82%)10366(Top 181%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
Γ—21
+97ft-345ft

Overall

26540

Females

11043

F18-39

11043

5K→10K

3.1 - 6.2 mi

Top 92%
Γ—5
+79ft-138ft

Overall

26763

Females

11165

F18-39

11165

10K→15K

6.2 - 9.3 mi

Top 91%
Γ—3
+67ft-78ft

Overall

26540

Females

11043

F18-39

11043

15K→20K

9.3 - 12.4 mi

Top 89%
Γ—5
+106ft-86ft

Overall

25960

Females

10718

F18-39

10718

20K→HALF

12.4 - 13.1 mi

Top 93%
Γ—2
+19ft-37ft

Overall

26870

Females

11290

F18-39

11290

HALF→25K

13.1 - 15.5 mi

Top 93%
Γ—4
+66ft-88ft

Overall

26860

Females

11282

F18-39

11282

25K→30K

15.5 - 18.6 mi

Top 90%
Γ—9
+181ft-148ft

Overall

26107

Females

10954

F18-39

10954

30K→20M

18.6 - 20.0 mi

Top 90%
Γ—5
+64ft-50ft

Overall

26081

Females

11021

F18-39

11021

20M→21M

20.0 - 21.0 mi

Top 93%
Γ—8
+106ft-24ft

Overall

26887

Females

11497

F18-39

11497

21M→35K

21.0 - 21.8 mi

Top 93%
Γ—7
+17ft-86ft

Overall

26997

Females

11557

F18-39

11557

35K→23M

21.8 - 23.0 mi

Top 90%
Γ—5
+23ft-63ft

Overall

26210

Females

11170

F18-39

11170

23M→24M

23.0 - 24.0 mi

Top 95%
Γ—6
+12ft-82ft

Overall

27550

Females

11889

F18-39

11889

24M→40K

24.0 - 24.9 mi

Top 94%
Γ—1
+6ft-20ft

Overall

27284

Females

11760

F18-39

11760

40K→25.2M

24.9 - 25.2 mi

Top 93%
Γ—1
+13ft-16ft

Overall

27100

Females

11673

F18-39

11673

25.2M→FINISH

25.2 - 26.2 mi

Top 84%
Γ—2
+22ft-21ft

Overall

24478

Females

10366

F18-39

10366

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 7 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing