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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Amei Xu

Bib: 22651 •F •Age: N/A

AL

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
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
26:11
3.11 mi
Rank: #19683
Start → 5K
26:11 | 8:26/mi
10K
50:49
6.21 mi
Rank: #18280 (+1403)
5K → 10K
24:38 | 7:56/mi
15K
1:15:08
9.32 mi
Rank: #17507 (+773)
10K → 15K
24:19 | 7:50/mi
20K
1:39:41
12.43 mi
Rank: #16961 (+546)
15K → 20K
24:33 | 7:55/mi
HALF
1:44:57
13.11 mi
Rank: #16851 (+110)
20K → HALF
5:16 | 7:44/mi
25K
2:04:03
15.53 mi
Rank: #16454 (+397)
HALF → 25K
19:06 | 7:53/mi
30K
2:30:53
18.64 mi
Rank: #16676 (-222)
25K → 30K
26:50 | 8:39/mi
20M
2:43:51
20.00 mi
Rank: #17092 (-416)
30K → 20M
12:58 | 9:33/mi
21M
2:54:31
21.00 mi
Rank: #17523 (-431)
20M → 21M
10:40 | 10:40/mi
35K
3:01:52
21.75 mi
Rank: #17806 (-283)
21M → 35K
7:21 | 9:50/mi
23M
3:15:32
23.00 mi
Rank: #18455 (-649)
35K → 23M
13:40 | 10:56/mi
24M
3:27:11
24.00 mi
Rank: #19147 (-692)
23M → 24M
11:39 | 11:39/mi
40K
3:39:48
24.85 mi
Rank: #20175 (-1028)
24M → 40K
12:37 | 14:46/mi
25.2M
3:45:46
25.20 mi
Rank: #20647 (-472)
40K → 25.2M
5:58 | 17:19/mi
FINISH
4:00:44
26.22 mi
Rank: #21680 (-1033)
25.2M → FINISH
14:58 | 14:42/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:44:57
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time2:15:47
Pace10:22 /mi
📊Positive Split: 29.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:1926:118:2626:11
8:26
-
10K
6.21 mi11:32:5750:498:1124:38
7:56
-0:30
15K
9.32 mi11:57:161:15:088:0424:19
7:50
-0:06
20K
12.43 mi12:21:491:39:418:0224:33
7:55
+0:05
HALF
13.11 mi12:27:051:44:578:015:16
7:44
-0:11
25K
15.53 mi12:46:112:04:038:0019:06
7:53
+0:09
30K
18.64 mi13:13:012:30:538:0626:50
8:39
+0:46
20M
20.00 mi13:25:592:43:518:1212:58
9:33
+0:54
21M
21.00 mi13:36:392:54:318:1910:40
10:40
+1:07
35K
21.75 mi13:44:003:01:528:227:21
9:50
-0:50
23M
23.00 mi13:57:403:15:328:3113:40
10:56
+1:06
24M
24.00 mi14:09:193:27:118:3811:39
11:39
+0:43
40K
24.85 mi14:21:563:39:488:5112:37
14:46
+3:07
25.2M
25.20 mi14:27:543:45:468:585:58
17:19
+2:33
FINISH
26.22 mi14:42:524:00:449:1214:58
14:42
-2:37

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

7:44 /mi

Average Pace

9:11 /mi

Slowest Pace

17:19 /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

1:37:52

41% of race

Time at Steady Pace

1:37:40

41% of race

Time at Slower Pace

45:12

19% of race

Average Pace: 9:11 /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 mi11:08:1926:118:2626:11
8:26
#19683
10K
6.21 mi11:32:5750:498:1124:38
7:56
#18280
15K
9.32 mi11:57:161:15:088:0424:19
7:50
#17507
20K
12.43 mi12:21:491:39:418:0224:33
7:55
#16961
HALF
13.11 mi12:27:051:44:578:015:16
7:44
#16851
25K
15.53 mi12:46:112:04:038:0019:06
7:53
#16454
30K
18.64 mi13:13:012:30:538:0626:50
8:39
#16676
20M
20.00 mi13:25:592:43:518:1212:58
9:33
#17092
21M
21.00 mi13:36:392:54:318:1910:40
10:40
#17523
35K
21.75 mi13:44:003:01:528:227:21
9:50
#17806
23M
23.00 mi13:57:403:15:328:3113:40
10:56
#18455
24M
24.00 mi14:09:193:27:118:3811:39
11:39
#19147
40K
24.85 mi14:21:563:39:488:5112:37
14:46
#20175
25.2M
25.20 mi14:27:543:45:468:585:58
17:19
#20647
FINISH
26.22 mi14:42:524:00:449:1214:58
14:42
#21680
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi196837464746415595(Top 54%)5114(Top 41%)5114(Top 415%)
10K6.21 mi3.10 mi18280+14036656+8086656+80816720(Top 58%)5750(Top 46%)5750(Top 466%)
15K9.32 mi3.11 mi17507+7736226+4306226+43015595(Top 54%)5114(Top 41%)5114(Top 415%)
20K12.43 mi3.11 mi16961+5465912+3145912+31415365(Top 53%)5017(Top 40%)5017(Top 407%)
HALF13.11 mi0.68 mi16851+1105849+635849+6315072(Top 52%)4793(Top 38%)4793(Top 389%)
25K15.53 mi2.42 mi16454+3975622+2275622+22714446(Top 50%)4547(Top 36%)4547(Top 369%)
30K18.64 mi3.11 mi16676-2225795-1735795-17317678(Top 61%)6502(Top 52%)6502(Top 527%)
20M20.00 mi1.36 mi17092-4166028-2336028-23321244(Top 73%)8467(Top 67%)8467(Top 687%)
21M21.00 mi1.00 mi17523-4316297-2696297-26922354(Top 77%)9074(Top 72%)9074(Top 736%)
35K21.75 mi0.75 mi17806-2836478-1816478-18122702(Top 78%)9310(Top 74%)9310(Top 755%)
23M23.00 mi1.25 mi18455-6496857-3796857-37924326(Top 84%)10216(Top 81%)10216(Top 829%)
24M24.00 mi1.00 mi19147-6927273-4167273-41626145(Top 90%)11190(Top 89%)11190(Top 908%)
40K24.85 mi0.85 mi20175-10287839-5667839-56628341(Top 98%)12288(Top 98%)12288(Top 997%)
25.2M25.20 mi0.35 mi20647-4728063-2248063-22428781(Top 99%)12504(Top 99%)12504(Top 1014%)
FINISH26.22 mi1.02 mi21680-10338603-5408603-54028798(Top 99%)12502(Top 99%)12502(Top 1014%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21
+97ft-345ft

Overall

15595

Females

5114

F50-54

5114

5K→10K

3.1 - 6.2 mi

Top 58%
×5
+79ft-138ft

Overall

16720

Females

5750

F50-54

5750

10K→15K

6.2 - 9.3 mi

Top 54%
×3
+67ft-78ft

Overall

15595

Females

5114

F50-54

5114

15K→20K

9.3 - 12.4 mi

Top 53%
×5
+106ft-86ft

Overall

15365

Females

5017

F50-54

5017

20K→HALF

12.4 - 13.1 mi

Top 52%
×2
+19ft-37ft

Overall

15072

Females

4793

F50-54

4793

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14446

Females

4547

F50-54

4547

25K→30K

15.5 - 18.6 mi

Top 61%
×9
+181ft-148ft

Overall

17678

Females

6502

F50-54

6502

30K→20M

18.6 - 20.0 mi

Top 73%
×5
+64ft-50ft

Overall

21244

Females

8467

F50-54

8467

20M→21M

20.0 - 21.0 mi

Top 77%
×8
+106ft-24ft

Overall

22354

Females

9074

F50-54

9074

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22702

Females

9310

F50-54

9310

35K→23M

21.8 - 23.0 mi

Top 84%
×5
+23ft-63ft

Overall

24326

Females

10216

F50-54

10216

23M→24M

23.0 - 24.0 mi

Top 90%
×6
+12ft-82ft

Overall

26145

Females

11190

F50-54

11190

24M→40K

24.0 - 24.9 mi

Top 98%
×1
+6ft-20ft

Overall

28341

Females

12288

F50-54

12288

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1
+13ft-16ft

Overall

28781

Females

12504

F50-54

12504

25.2M→FINISH

25.2 - 26.2 mi

Top 99%
×2
+22ft-21ft

Overall

28798

Females

12502

F50-54

12502

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3491*
Passed By
1854
Net Change
-1997
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19683
5K → 10K1423*20+1403#19683#18280
10K → 15K785*12+773#18280#17507
15K → 20K556*10+546#17507#16961
20K → HALF1133+110#16961#16851
HALF → 25K406*9+397#16851#16454
25K → 30K138200-222#16454#16676
30K → 20M9200-416#16676#17092
20M → 21M17200-431#17092#17523
21M → 35K18200-283#17523#17806
35K → 23M15200-649#17806#18455
23M → 24M8200-692#18455#19147
24M → 40K3200-1028#19147#20175
40K → 25.2M0200-472#20175#20647
25.2M → FINISH0200-1033#20647#21680
TOTALS3491*1854-1997

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

📊

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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Qualifying & Age Grade

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OTQ

Olympic Trials Qualifying analysis available

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