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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Alyssa Kim

Bib: 22137 •F •Age: N/A

PA

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
26:10
3.11 mi
Rank: #19655
Start → 5K
26:10 | 8:26/mi
10K
53:02
6.21 mi
Rank: #20376 (-721)
5K → 10K
26:52 | 8:39/mi
15K
1:20:37
9.32 mi
Rank: #21009 (-633)
10K → 15K
27:35 | 8:53/mi
20K
1:49:42
12.43 mi
Rank: #21675 (-666)
15K → 20K
29:05 | 9:22/mi
HALF
1:56:10
13.11 mi
Rank: #21848 (-173)
20K → HALF
6:28 | 9:30/mi
25K
2:20:26
15.53 mi
Rank: #22440 (-592)
HALF → 25K
24:16 | 10:01/mi
30K
2:53:33
18.64 mi
Rank: #23031 (-591)
25K → 30K
33:07 | 10:40/mi
20M
3:08:57
20.00 mi
Rank: #23284 (-253)
30K → 20M
15:24 | 11:21/mi
21M
3:22:46
21.00 mi
Rank: #23641 (-357)
20M → 21M
13:49 | 13:49/mi
35K
3:30:39
21.75 mi
Rank: #23658 (-17)
21M → 35K
7:53 | 10:33/mi
23M
3:45:16
23.00 mi
Rank: #23822 (-164)
35K → 23M
14:37 | 11:41/mi
24M
3:56:17
24.00 mi
Rank: #23884 (-62)
23M → 24M
11:01 | 11:01/mi
40K
4:06:04
24.85 mi
Rank: #23959 (-75)
24M → 40K
9:47 | 11:27/mi
25.2M
4:10:08
25.20 mi
Rank: #23958 (+1)
40K → 25.2M
4:04 | 11:48/mi
FINISH
4:20:55
26.22 mi
Rank: #24013 (-55)
25.2M → FINISH
10:47 | 10:35/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
Time1:56:10
Pace8:52 /mi
2nd Half
Distance13.11 mi
Time2:24:45
Pace11:03 /mi
📊Positive Split: 24.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:3926:108:2626:10
8:26
-
10K
6.21 mi11:54:3153:028:3326:52
8:39
+0:13
15K
9.32 mi12:22:061:20:378:3927:35
8:53
+0:14
20K
12.43 mi12:51:111:49:428:5029:05
9:22
+0:29
HALF
13.11 mi12:57:391:56:108:526:28
9:30
+0:08
25K
15.53 mi13:21:552:20:269:0324:16
10:01
+0:31
30K
18.64 mi13:55:022:53:339:1933:07
10:40
+0:39
20M
20.00 mi14:10:263:08:579:2715:24
11:21
+0:41
21M
21.00 mi14:24:153:22:469:4013:49
13:49
+2:28
35K
21.75 mi14:32:083:30:399:427:53
10:33
-3:16
23M
23.00 mi14:46:453:45:169:4814:37
11:41
+1:08
24M
24.00 mi14:57:463:56:179:5111:01
11:01
-0:40
40K
24.85 mi15:07:334:06:049:559:47
11:27
+0:26
25.2M
25.20 mi15:11:374:10:089:564:04
11:48
+0:21
FINISH
26.22 mi15:22:244:20:559:5810:47
10:35
-1:13

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

8:26 /mi

Average Pace

9:58 /mi

Slowest Pace

13:49 /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

1:56:10

45% of race

Time at Steady Pace

1:27:04

33% of race

Time at Slower Pace

57:41

22% of race

Average Pace: 9:57 /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 mi11:27:3926:108:2626:10
8:26
#19655
10K
6.21 mi11:54:3153:028:3326:52
8:39
#20376
15K
9.32 mi12:22:061:20:378:3927:35
8:53
#21009
20K
12.43 mi12:51:111:49:428:5029:05
9:22
#21675
HALF
13.11 mi12:57:391:56:108:526:28
9:30
#21848
25K
15.53 mi13:21:552:20:269:0324:16
10:01
#22440
30K
18.64 mi13:55:022:53:339:1933:07
10:40
#23031
20M
20.00 mi14:10:263:08:579:2715:24
11:21
#23284
21M
21.00 mi14:24:153:22:469:4013:49
13:49
#23641
35K
21.75 mi14:32:083:30:399:427:53
10:33
#23658
23M
23.00 mi14:46:453:45:169:4814:37
11:41
#23822
24M
24.00 mi14:57:463:56:179:5111:01
11:01
#23884
40K
24.85 mi15:07:334:06:049:559:47
11:27
#23959
25.2M
25.20 mi15:11:374:10:089:564:04
11:48
#23958
FINISH
26.22 mi15:22:244:20:559:5810:47
10:35
#24013
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 mi196557449744922109(Top 76%)8690(Top 69%)8690(Top 705%)
10K6.21 mi3.10 mi20376-7217819-3707819-37021174(Top 73%)8224(Top 65%)8224(Top 667%)
15K9.32 mi3.11 mi21009-6338147-3288147-32822109(Top 76%)8690(Top 69%)8690(Top 705%)
20K12.43 mi3.11 mi21675-6668499-3528499-35223328(Top 80%)9359(Top 74%)9359(Top 759%)
HALF13.11 mi0.68 mi21848-1738580-818580-8124366(Top 84%)9885(Top 79%)9885(Top 802%)
25K15.53 mi2.42 mi22440-5928875-2958875-29524326(Top 84%)9884(Top 79%)9884(Top 802%)
30K18.64 mi3.11 mi23031-5919221-3469221-34624623(Top 85%)10173(Top 81%)10173(Top 825%)
20M20.00 mi1.36 mi23284-2539377-1569377-15625492(Top 88%)10706(Top 85%)10706(Top 868%)
21M21.00 mi1.00 mi23641-3579544-1679544-16727172(Top 94%)11638(Top 93%)11638(Top 944%)
35K21.75 mi0.75 mi23658-179560-169560-1624381(Top 84%)10186(Top 81%)10186(Top 826%)
23M23.00 mi1.25 mi23822-1649660-1009660-10025697(Top 89%)10908(Top 87%)10908(Top 885%)
24M24.00 mi1.00 mi23884-629710-509710-5025140(Top 87%)10665(Top 85%)10665(Top 865%)
40K24.85 mi0.85 mi23959-759771-619771-6125026(Top 86%)10644(Top 85%)10644(Top 863%)
25.2M25.20 mi0.35 mi23958+19776-59776-524094(Top 83%)10187(Top 81%)10187(Top 826%)
FINISH26.22 mi1.02 mi24013-559820-449820-4425256(Top 87%)10764(Top 86%)10764(Top 873%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21
+97ft-345ft

Overall

22109

Females

8690

F50-54

8690

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21174

Females

8224

F50-54

8224

10K→15K

6.2 - 9.3 mi

Top 76%
×3
+67ft-78ft

Overall

22109

Females

8690

F50-54

8690

15K→20K

9.3 - 12.4 mi

Top 80%
×5
+106ft-86ft

Overall

23328

Females

9359

F50-54

9359

20K→HALF

12.4 - 13.1 mi

Top 84%
×2
+19ft-37ft

Overall

24366

Females

9885

F50-54

9885

HALF→25K

13.1 - 15.5 mi

Top 84%
×4
+66ft-88ft

Overall

24326

Females

9884

F50-54

9884

25K→30K

15.5 - 18.6 mi

Top 85%
×9
+181ft-148ft

Overall

24623

Females

10173

F50-54

10173

30K→20M

18.6 - 20.0 mi

Top 88%
×5
+64ft-50ft

Overall

25492

Females

10706

F50-54

10706

20M→21M

20.0 - 21.0 mi

Top 94%
×8
+106ft-24ft

Overall

27172

Females

11638

F50-54

11638

21M→35K

21.0 - 21.8 mi

Top 84%
×7
+17ft-86ft

Overall

24381

Females

10186

F50-54

10186

35K→23M

21.8 - 23.0 mi

Top 89%
×5
+23ft-63ft

Overall

25697

Females

10908

F50-54

10908

23M→24M

23.0 - 24.0 mi

Top 87%
×6
+12ft-82ft

Overall

25140

Females

10665

F50-54

10665

24M→40K

24.0 - 24.9 mi

Top 86%
×1
+6ft-20ft

Overall

25026

Females

10644

F50-54

10644

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1
+13ft-16ft

Overall

24094

Females

10187

F50-54

10187

25.2M→FINISH

25.2 - 26.2 mi

Top 87%
×2
+22ft-21ft

Overall

25256

Females

10764

F50-54

10764

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
428
Passed By
2110
Net Change
-4358
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19655
5K → 10K72200-721#19655#20376
10K → 15K42200-633#20376#21009
15K → 20K32200-666#21009#21675
20K → HALF7180-173#21675#21848
HALF → 25K31200-592#21848#22440
25K → 30K51200-591#22440#23031
30K → 20M29200-253#23031#23284
20M → 21M6200-357#23284#23641
21M → 35K3350-17#23641#23658
35K → 23M32196-164#23658#23822
23M → 24M2385-62#23822#23884
24M → 40K25100-75#23884#23959
40K → 25.2M2019+1#23959#23958
25.2M → FINISH2580-55#23958#24013
TOTALS4282110-4358
📊

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

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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