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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kathy West

Bib: 21117 •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
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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
25:39
3.11 mi
Rank: #18594
Start → 5K
25:39 | 8:16/mi
10K
50:01
6.21 mi
Rank: #17446 (+1148)
5K → 10K
24:22 | 7:51/mi
15K
1:14:39
9.32 mi
Rank: #17139 (+307)
10K → 15K
24:38 | 7:56/mi
20K
1:39:59
12.43 mi
Rank: #17149 (-10)
15K → 20K
25:20 | 8:10/mi
HALF
1:45:29
13.11 mi
Rank: #17171 (-22)
20K → HALF
5:30 | 8:05/mi
25K
2:07:22
15.53 mi
Rank: #17938 (-767)
HALF → 25K
21:53 | 9:02/mi
30K
2:36:38
18.64 mi
Rank: #18637 (-699)
25K → 30K
29:16 | 9:26/mi
20M
2:49:34
20.00 mi
Rank: #18841 (-204)
30K → 20M
12:56 | 9:32/mi
21M
2:59:50
21.00 mi
Rank: #19048 (-207)
20M → 21M
10:16 | 10:16/mi
35K
3:07:42
21.75 mi
Rank: #19372 (-324)
21M → 35K
7:52 | 10:31/mi
23M
3:20:03
23.00 mi
Rank: #19607 (-235)
35K → 23M
12:21 | 9:53/mi
24M
3:29:41
24.00 mi
Rank: #19735 (-128)
23M → 24M
9:38 | 9:38/mi
40K
3:38:35
24.85 mi
Rank: #19949 (-214)
24M → 40K
8:54 | 10:25/mi
25.2M
3:42:23
25.20 mi
Rank: #20006 (-57)
40K → 25.2M
3:48 | 11:02/mi
FINISH
3:52:01
26.22 mi
Rank: #20113 (-107)
25.2M → FINISH
9:38 | 9:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:45:29
Pace8:03 /mi
2nd Half
Distance13.11 mi
Time2:06:32
Pace9:40 /mi
📊Positive Split: 20.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:3825:398:1625:39
8:16
-
10K
6.21 mi11:52:0050:018:0324:22
7:51
-0:25
15K
9.32 mi12:16:381:14:398:0124:38
7:56
+0:05
20K
12.43 mi12:41:581:39:598:0325:20
8:10
+0:14
HALF
13.11 mi12:47:281:45:298:035:30
8:05
-0:05
25K
15.53 mi13:09:212:07:228:1221:53
9:02
+0:57
30K
18.64 mi13:38:372:36:388:2529:16
9:26
+0:24
20M
20.00 mi13:51:332:49:348:2912:56
9:32
+0:06
21M
21.00 mi14:01:492:59:508:3410:16
10:16
+0:44
35K
21.75 mi14:09:413:07:428:387:52
10:31
+0:15
23M
23.00 mi14:22:023:20:038:4212:21
9:53
-0:38
24M
24.00 mi14:31:403:29:418:459:38
9:38
-0:15
40K
24.85 mi14:40:343:38:358:488:54
10:25
+0:47
25.2M
25.20 mi14:44:223:42:238:503:48
11:02
+0:37
FINISH
26.22 mi14:54:003:52:018:529:38
9:28
-1:34

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

7:51 /mi

Average Pace

8:51 /mi

Slowest Pace

11:02 /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

1:45:29

45% of race

Time at Steady Pace

1:35:42

41% of race

Time at Slower Pace

30:50

13% of race

Average Pace: 8:51 /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 mi11:27:3825:398:1625:39
8:16
#18594
10K
6.21 mi11:52:0050:018:0324:22
7:51
#17446
15K
9.32 mi12:16:381:14:398:0124:38
7:56
#17139
20K
12.43 mi12:41:581:39:598:0325:20
8:10
#17149
HALF
13.11 mi12:47:281:45:298:035:30
8:05
#17171
25K
15.53 mi13:09:212:07:228:1221:53
9:02
#17938
30K
18.64 mi13:38:372:36:388:2529:16
9:26
#18637
20M
20.00 mi13:51:332:49:348:2912:56
9:32
#18841
21M
21.00 mi14:01:492:59:508:3410:16
10:16
#19048
35K
21.75 mi14:09:413:07:428:387:52
10:31
#19372
23M
23.00 mi14:22:023:20:038:4212:21
9:53
#19607
24M
24.00 mi14:31:403:29:418:459:38
9:38
#19735
40K
24.85 mi14:40:343:38:358:488:54
10:25
#19949
25.2M
25.20 mi14:44:223:42:238:503:48
11:02
#20006
FINISH
26.22 mi14:54:003:52:018:529:38
9:28
#20113
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 mi185946847684716462(Top 57%)5601(Top 45%)5601(Top 454%)
10K6.21 mi3.10 mi17446+11486186+6616186+66116022(Top 55%)5320(Top 42%)5320(Top 431%)
15K9.32 mi3.11 mi17139+3076012+1746012+17416462(Top 57%)5601(Top 45%)5601(Top 454%)
20K12.43 mi3.11 mi17149-106017-56017-517226(Top 59%)6058(Top 48%)6058(Top 491%)
HALF13.11 mi0.68 mi17171-226033-166033-1617661(Top 61%)6308(Top 50%)6308(Top 512%)
25K15.53 mi2.42 mi17938-7676463-4306463-43021294(Top 73%)8316(Top 66%)8316(Top 674%)
30K18.64 mi3.11 mi18637-6996899-4366899-43621366(Top 74%)8451(Top 67%)8451(Top 685%)
20M20.00 mi1.36 mi18841-2047031-1327031-13221139(Top 73%)8415(Top 67%)8415(Top 682%)
21M21.00 mi1.00 mi19048-2077165-1347165-13421283(Top 73%)8518(Top 68%)8518(Top 691%)
35K21.75 mi0.75 mi19372-3247352-1877352-18724338(Top 84%)10161(Top 81%)10161(Top 824%)
23M23.00 mi1.25 mi19607-2357515-1637515-16321760(Top 75%)8876(Top 71%)8876(Top 720%)
24M24.00 mi1.00 mi19735-1287596-817596-8121779(Top 75%)8926(Top 71%)8926(Top 724%)
40K24.85 mi0.85 mi19949-2147721-1257721-12522983(Top 79%)9600(Top 76%)9600(Top 779%)
25.2M25.20 mi0.35 mi20006-577761-407761-4022425(Top 77%)9295(Top 74%)9295(Top 754%)
FINISH26.22 mi1.02 mi20113-1077829-687829-6822201(Top 76%)9167(Top 73%)9167(Top 743%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21
+97ft-345ft

Overall

16462

Females

5601

F50-54

5601

5K→10K

3.1 - 6.2 mi

Top 55%
×5
+79ft-138ft

Overall

16022

Females

5320

F50-54

5320

10K→15K

6.2 - 9.3 mi

Top 57%
×3
+67ft-78ft

Overall

16462

Females

5601

F50-54

5601

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

17226

Females

6058

F50-54

6058

20K→HALF

12.4 - 13.1 mi

Top 61%
×2
+19ft-37ft

Overall

17661

Females

6308

F50-54

6308

HALF→25K

13.1 - 15.5 mi

Top 73%
×4
+66ft-88ft

Overall

21294

Females

8316

F50-54

8316

25K→30K

15.5 - 18.6 mi

Top 74%
×9
+181ft-148ft

Overall

21366

Females

8451

F50-54

8451

30K→20M

18.6 - 20.0 mi

Top 73%
×5
+64ft-50ft

Overall

21139

Females

8415

F50-54

8415

20M→21M

20.0 - 21.0 mi

Top 73%
×8
+106ft-24ft

Overall

21283

Females

8518

F50-54

8518

21M→35K

21.0 - 21.8 mi

Top 84%
×7
+17ft-86ft

Overall

24338

Females

10161

F50-54

10161

35K→23M

21.8 - 23.0 mi

Top 75%
×5
+23ft-63ft

Overall

21760

Females

8876

F50-54

8876

23M→24M

23.0 - 24.0 mi

Top 75%
×6
+12ft-82ft

Overall

21779

Females

8926

F50-54

8926

24M→40K

24.0 - 24.9 mi

Top 79%
×1
+6ft-20ft

Overall

22983

Females

9600

F50-54

9600

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1
+13ft-16ft

Overall

22425

Females

9295

F50-54

9295

25.2M→FINISH

25.2 - 26.2 mi

Top 76%
×2
+22ft-21ft

Overall

22201

Females

9167

F50-54

9167

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2083*
Passed By
2114
Net Change
-1519
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18594
5K → 10K1182*34+1148#18594#17446
10K → 15K383*76+307#17446#17139
15K → 20K178188-10#17139#17149
20K → HALF3052-22#17149#17171
HALF → 25K22200-767#17171#17938
25K → 30K67200-699#17938#18637
30K → 20M45200-204#18637#18841
20M → 21M37200-207#18841#19048
21M → 35K10200-324#19048#19372
35K → 23M40200-235#19372#19607
23M → 24M40168-128#19607#19735
24M → 40K17200-214#19735#19949
40K → 25.2M1168-57#19949#20006
25.2M → FINISH21128-107#20006#20113
TOTALS2083*2114-1519

* 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

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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