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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Karla Cordero

Bib: 22341 •F •Age: N/A

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
Top 44%
Age Group (F45-49)
#0 / 1786
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
26:17
3.11 mi
Rank: #19860
Start → 5K
26:17 | 8:28/mi
10K
52:11
6.21 mi
Rank: #19615 (+245)
5K → 10K
25:54 | 8:21/mi
15K
1:18:09
9.32 mi
Rank: #19513 (+102)
10K → 15K
25:58 | 8:22/mi
20K
1:44:20
12.43 mi
Rank: #19345 (+168)
15K → 20K
26:11 | 8:26/mi
HALF
1:50:00
13.11 mi
Rank: #19327 (+18)
20K → HALF
5:40 | 8:19/mi
25K
2:10:26
15.53 mi
Rank: #19152 (+175)
HALF → 25K
20:26 | 8:26/mi
30K
2:37:20
18.64 mi
Rank: #18832 (+320)
25K → 30K
26:54 | 8:40/mi
20M
2:49:14
20.00 mi
Rank: #18744 (+88)
30K → 20M
11:54 | 8:46/mi
21M
2:58:19
21.00 mi
Rank: #18602 (+142)
20M → 21M
9:05 | 9:05/mi
35K
3:04:37
21.75 mi
Rank: #18548 (+54)
21M → 35K
6:18 | 8:26/mi
23M
3:15:36
23.00 mi
Rank: #18471 (+77)
35K → 23M
10:59 | 8:47/mi
24M
3:24:12
24.00 mi
Rank: #18423 (+48)
23M → 24M
8:36 | 8:36/mi
40K
3:31:43
24.85 mi
Rank: #18375 (+48)
24M → 40K
7:31 | 8:48/mi
25.2M
3:35:01
25.20 mi
Rank: #18355 (+20)
40K → 25.2M
3:18 | 9:35/mi
FINISH
3:43:53
26.22 mi
Rank: #18382 (-27)
25.2M → FINISH
8:52 | 8:43/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:00
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:53:53
Pace8:42 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:4826:178:2826:17
8:28
-
10K
6.21 mi11:53:4252:118:2425:54
8:21
-0:07
15K
9.32 mi12:19:401:18:098:2425:58
8:22
+0:01
20K
12.43 mi12:45:511:44:208:2426:11
8:26
+0:04
HALF
13.11 mi12:51:311:50:008:245:40
8:19
-0:07
25K
15.53 mi13:11:572:10:268:2420:26
8:26
+0:07
30K
18.64 mi13:38:512:37:208:2726:54
8:40
+0:14
20M
20.00 mi13:50:452:49:148:2811:54
8:46
+0:06
21M
21.00 mi13:59:502:58:198:309:05
9:05
+0:19
35K
21.75 mi14:06:083:04:378:306:18
8:26
-0:39
23M
23.00 mi14:17:073:15:368:3110:59
8:47
+0:21
24M
24.00 mi14:25:433:24:128:318:36
8:36
-0:11
40K
24.85 mi14:33:143:31:438:327:31
8:48
+0:12
25.2M
25.20 mi14:36:323:35:018:323:18
9:35
+0:47
FINISH
26.22 mi14:45:243:43:538:338:52
8:43
-0:52

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

8:19 /mi

Average Pace

8:33 /mi

Slowest Pace

9:35 /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

3:40:35

99% of race

Time at Steady Pace

3:18

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:32 /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 mi11:27:4826:178:2826:17
8:28
#19860
10K
6.21 mi11:53:4252:118:2425:54
8:21
#19615
15K
9.32 mi12:19:401:18:098:2425:58
8:22
#19513
20K
12.43 mi12:45:511:44:208:2426:11
8:26
#19345
HALF
13.11 mi12:51:311:50:008:245:40
8:19
#19327
25K
15.53 mi13:11:572:10:268:2420:26
8:26
#19152
30K
18.64 mi13:38:512:37:208:2726:54
8:40
#18832
20M
20.00 mi13:50:452:49:148:2811:54
8:46
#18744
21M
21.00 mi13:59:502:58:198:309:05
9:05
#18602
35K
21.75 mi14:06:083:04:378:306:18
8:26
#18548
23M
23.00 mi14:17:073:15:368:3110:59
8:47
#18471
24M
24.00 mi14:25:433:24:128:318:36
8:36
#18423
40K
24.85 mi14:33:143:31:438:327:31
8:48
#18375
25.2M
25.20 mi14:36:323:35:018:323:18
9:35
#18355
FINISH
26.22 mi14:45:243:43:538:338:52
8:43
#18382
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi198607546754619345(Top 67%)7231(Top 57%)7231(Top 405%)
10K6.21 mi3.10 mi19615+2457411+1357411+13519415(Top 67%)7261(Top 58%)7261(Top 407%)
15K9.32 mi3.11 mi19513+1027339+727339+7219345(Top 67%)7231(Top 57%)7231(Top 405%)
20K12.43 mi3.11 mi19345+1687256+837256+8318888(Top 65%)7012(Top 56%)7012(Top 393%)
HALF13.11 mi0.68 mi19327+187247+97247+919144(Top 66%)7115(Top 57%)7115(Top 398%)
25K15.53 mi2.42 mi19152+1757162+857162+8518152(Top 63%)6659(Top 53%)6659(Top 373%)
30K18.64 mi3.11 mi18832+3207013+1497013+14917793(Top 61%)6557(Top 52%)6557(Top 367%)
20M20.00 mi1.36 mi18744+886976+376976+3717776(Top 61%)6629(Top 53%)6629(Top 371%)
21M21.00 mi1.00 mi18602+1426908+686908+6816598(Top 57%)6031(Top 48%)6031(Top 338%)
35K21.75 mi0.75 mi18548+546886+226886+2217197(Top 59%)6458(Top 51%)6458(Top 362%)
23M23.00 mi1.25 mi18471+776867+196867+1917353(Top 60%)6610(Top 53%)6610(Top 370%)
24M24.00 mi1.00 mi18423+486863+46863+417509(Top 60%)6741(Top 54%)6741(Top 377%)
40K24.85 mi0.85 mi18375+486849+146849+1417390(Top 60%)6731(Top 54%)6731(Top 377%)
25.2M25.20 mi0.35 mi18355+206847+26847+217705(Top 61%)6877(Top 55%)6877(Top 385%)
FINISH26.22 mi1.02 mi18382-276877-306877-3019186(Top 66%)7654(Top 61%)7654(Top 429%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21
+97ft-345ft

Overall

19345

Females

7231

F45-49

7231

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19415

Females

7261

F45-49

7261

10K→15K

6.2 - 9.3 mi

Top 67%
×3
+67ft-78ft

Overall

19345

Females

7231

F45-49

7231

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18888

Females

7012

F45-49

7012

20K→HALF

12.4 - 13.1 mi

Top 66%
×2
+19ft-37ft

Overall

19144

Females

7115

F45-49

7115

HALF→25K

13.1 - 15.5 mi

Top 63%
×4
+66ft-88ft

Overall

18152

Females

6659

F45-49

6659

25K→30K

15.5 - 18.6 mi

Top 61%
×9
+181ft-148ft

Overall

17793

Females

6557

F45-49

6557

30K→20M

18.6 - 20.0 mi

Top 61%
×5
+64ft-50ft

Overall

17776

Females

6629

F45-49

6629

20M→21M

20.0 - 21.0 mi

Top 57%
×8
+106ft-24ft

Overall

16598

Females

6031

F45-49

6031

21M→35K

21.0 - 21.8 mi

Top 59%
×7
+17ft-86ft

Overall

17197

Females

6458

F45-49

6458

35K→23M

21.8 - 23.0 mi

Top 60%
×5
+23ft-63ft

Overall

17353

Females

6610

F45-49

6610

23M→24M

23.0 - 24.0 mi

Top 60%
×6
+12ft-82ft

Overall

17509

Females

6741

F45-49

6741

24M→40K

24.0 - 24.9 mi

Top 60%
×1
+6ft-20ft

Overall

17390

Females

6731

F45-49

6731

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1
+13ft-16ft

Overall

17705

Females

6877

F45-49

6877

25.2M→FINISH

25.2 - 26.2 mi

Top 66%
×2
+22ft-21ft

Overall

19186

Females

7654

F45-49

7654

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2262*
Passed By
784
Net Change
+1478
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19860
5K → 10K416*171+245#19860#19615
10K → 15K224*122+102#19615#19513
15K → 20K229*61+168#19513#19345
20K → HALF4426+18#19345#19327
HALF → 25K207*32+175#19327#19152
25K → 30K368*48+320#19152#18832
30K → 20M13042+88#18832#18744
20M → 21M16624+142#18744#18602
21M → 35K8430+54#18602#18548
35K → 23M11942+77#18548#18471
23M → 24M9143+48#18471#18423
24M → 40K8335+48#18423#18375
40K → 25.2M4323+20#18375#18355
25.2M → FINISH5885-27#18355#18382
TOTALS2262*784+1478

* 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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