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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Tami Kasoff

Bib: 31701 •F •Age: N/A

ME

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
33:13
3.11 mi
Rank: #27517
Start → 5K
33:13 | 10:42/mi
10K
1:08:37
6.21 mi
Rank: #27929 (-412)
5K → 10K
35:24 | 11:24/mi
15K
1:44:53
9.32 mi
Rank: #28018 (-89)
10K → 15K
36:16 | 11:41/mi
20K
2:22:35
12.43 mi
Rank: #28074 (-56)
15K → 20K
37:42 | 12:09/mi
HALF
2:30:22
13.11 mi
Rank: #28059 (+15)
20K → HALF
7:47 | 11:26/mi
25K
3:01:03
15.53 mi
Rank: #28076 (-17)
HALF → 25K
30:41 | 12:40/mi
30K
3:42:37
18.64 mi
Rank: #28062 (+14)
25K → 30K
41:34 | 13:23/mi
20M
3:59:56
20.00 mi
Rank: #27999 (+63)
30K → 20M
17:19 | 12:45/mi
21M
4:14:34
21.00 mi
Rank: #28004 (-5)
20M → 21M
14:38 | 14:38/mi
35K
4:24:14
21.75 mi
Rank: #28004
21M → 35K
9:40 | 12:56/mi
23M
4:39:45
23.00 mi
Rank: #27956 (+48)
35K → 23M
15:31 | 12:24/mi
24M
4:52:36
24.00 mi
Rank: #27930 (+26)
23M → 24M
12:51 | 12:51/mi
40K
5:03:45
24.85 mi
Rank: #27914 (+16)
24M → 40K
11:09 | 13:03/mi
25.2M
5:08:24
25.20 mi
Rank: #27903 (+11)
40K → 25.2M
4:39 | 13:30/mi
FINISH
5:20:04
26.22 mi
Rank: #27888 (+15)
25.2M → FINISH
11:40 | 11:27/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
Time2:30:22
Pace11:29 /mi
2nd Half
Distance13.11 mi
Time2:49:42
Pace12:57 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:02:2033:1310:4233:13
10:42
-
10K
6.21 mi12:37:441:08:3711:0335:24
11:24
+0:42
15K
9.32 mi13:14:001:44:5311:1636:16
11:41
+0:17
20K
12.43 mi13:51:422:22:3511:2937:42
12:09
+0:28
HALF
13.11 mi13:59:292:30:2211:297:47
11:26
-0:43
25K
15.53 mi14:30:103:01:0311:4030:41
12:40
+1:14
30K
18.64 mi15:11:443:42:3711:5741:34
13:23
+0:43
20M
20.00 mi15:29:033:59:5612:0017:19
12:45
-0:38
21M
21.00 mi15:43:414:14:3412:0814:38
14:38
+1:53
35K
21.75 mi15:53:214:24:1412:099:40
12:56
-1:42
23M
23.00 mi16:08:524:39:4512:1015:31
12:24
-0:32
24M
24.00 mi16:21:434:52:3612:1212:51
12:51
+0:27
40K
24.85 mi16:32:525:03:4512:1411:09
13:03
+0:12
25.2M
25.20 mi16:37:315:08:2412:154:39
13:30
+0:27
FINISH
26.22 mi16:49:115:20:0412:1311:40
11:27
-2:03

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

10:42 /mi

Average Pace

12:13 /mi

Slowest Pace

14:38 /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

2:42:02

51% of race

Time at Steady Pace

1:37:11

30% of race

Time at Slower Pace

1:00:51

19% of race

Average Pace: 12:12 /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 mi12:02:2033:1310:4233:13
10:42
#27517
10K
6.21 mi12:37:441:08:3711:0335:24
11:24
#27929
15K
9.32 mi13:14:001:44:5311:1636:16
11:41
#28018
20K
12.43 mi13:51:422:22:3511:2937:42
12:09
#28074
HALF
13.11 mi13:59:292:30:2211:297:47
11:26
#28059
25K
15.53 mi14:30:103:01:0311:4030:41
12:40
#28076
30K
18.64 mi15:11:443:42:3711:5741:34
13:23
#28062
20M
20.00 mi15:29:033:59:5612:0017:19
12:45
#27999
21M
21.00 mi15:43:414:14:3412:0814:38
14:38
#28004
35K
21.75 mi15:53:214:24:1412:099:40
12:56
#28004
23M
23.00 mi16:08:524:39:4512:1015:31
12:24
#27956
24M
24.00 mi16:21:434:52:3612:1212:51
12:51
#27930
40K
24.85 mi16:32:525:03:4512:1411:09
13:03
#27914
25.2M
25.20 mi16:37:315:08:2412:154:39
13:30
#27903
FINISH
26.22 mi16:49:115:20:0412:1311:40
11:27
#27888
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 mi27517115751157528130(Top 97%)11994(Top 95%)11994(Top 973%)
10K6.21 mi3.10 mi27929-41211846-27111846-27128139(Top 97%)11992(Top 95%)11992(Top 973%)
15K9.32 mi3.11 mi28018-8911897-5111897-5128130(Top 97%)11994(Top 95%)11994(Top 973%)
20K12.43 mi3.11 mi28074-5611949-5211949-5228129(Top 97%)12002(Top 95%)12002(Top 973%)
HALF13.11 mi0.68 mi28059+1511944+511944+527805(Top 96%)11839(Top 94%)11839(Top 960%)
25K15.53 mi2.42 mi28076-1711957-1311957-1328021(Top 97%)11967(Top 95%)11967(Top 971%)
30K18.64 mi3.11 mi28062+1411958-111958-128005(Top 96%)12002(Top 95%)12002(Top 973%)
20M20.00 mi1.36 mi27999+6311929+2911929+2927204(Top 94%)11606(Top 92%)11606(Top 941%)
21M21.00 mi1.00 mi28004-511936-711936-727829(Top 96%)11976(Top 95%)11976(Top 971%)
35K21.75 mi0.75 mi2800411940-411940-427636(Top 95%)11892(Top 95%)11892(Top 964%)
23M23.00 mi1.25 mi27956+4811911+2911911+2926668(Top 92%)11416(Top 91%)11416(Top 926%)
24M24.00 mi1.00 mi27930+2611906+511906+527526(Top 95%)11882(Top 94%)11882(Top 964%)
40K24.85 mi0.85 mi27914+1611904+211904+227106(Top 93%)11685(Top 93%)11685(Top 948%)
25.2M25.20 mi0.35 mi27903+1111901+311901+326690(Top 92%)11477(Top 91%)11477(Top 931%)
FINISH26.22 mi1.02 mi27888+1511897+411897+426828(Top 92%)11561(Top 92%)11561(Top 938%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21
+97ft-345ft

Overall

28130

Females

11994

F50-54

11994

5K→10K

3.1 - 6.2 mi

Top 97%
×5
+79ft-138ft

Overall

28139

Females

11992

F50-54

11992

10K→15K

6.2 - 9.3 mi

Top 97%
×3
+67ft-78ft

Overall

28130

Females

11994

F50-54

11994

15K→20K

9.3 - 12.4 mi

Top 97%
×5
+106ft-86ft

Overall

28129

Females

12002

F50-54

12002

20K→HALF

12.4 - 13.1 mi

Top 96%
×2
+19ft-37ft

Overall

27805

Females

11839

F50-54

11839

HALF→25K

13.1 - 15.5 mi

Top 97%
×4
+66ft-88ft

Overall

28021

Females

11967

F50-54

11967

25K→30K

15.5 - 18.6 mi

Top 96%
×9
+181ft-148ft

Overall

28005

Females

12002

F50-54

12002

30K→20M

18.6 - 20.0 mi

Top 94%
×5
+64ft-50ft

Overall

27204

Females

11606

F50-54

11606

20M→21M

20.0 - 21.0 mi

Top 96%
×8
+106ft-24ft

Overall

27829

Females

11976

F50-54

11976

21M→35K

21.0 - 21.8 mi

Top 95%
×7
+17ft-86ft

Overall

27636

Females

11892

F50-54

11892

35K→23M

21.8 - 23.0 mi

Top 92%
×5
+23ft-63ft

Overall

26668

Females

11416

F50-54

11416

23M→24M

23.0 - 24.0 mi

Top 95%
×6
+12ft-82ft

Overall

27526

Females

11882

F50-54

11882

24M→40K

24.0 - 24.9 mi

Top 93%
×1
+6ft-20ft

Overall

27106

Females

11685

F50-54

11685

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1
+13ft-16ft

Overall

26690

Females

11477

F50-54

11477

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
×2
+22ft-21ft

Overall

26828

Females

11561

F50-54

11561

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
517
Passed By
646
Net Change
-371
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27517
5K → 10K30200-412#27517#27929
10K → 15K64153-89#27929#28018
15K → 20K51107-56#28018#28074
20K → HALF227+15#28074#28059
HALF → 25K4057-17#28059#28076
25K → 30K6854+14#28076#28062
30K → 20M707+63#28062#27999
20M → 21M1621-5#27999#28004
21M → 35K14140#28004#28004
35K → 23M513+48#28004#27956
23M → 24M348+26#27956#27930
24M → 40K259+16#27930#27914
40K → 25.2M110+11#27914#27903
25.2M → FINISH216+15#27903#27888
TOTALS517646-371
📊

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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