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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sarah Korenbaum

Bib: 14844 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 42%
Gender (Female)
#0 / 12578
Top 27%
Masters (Masters Women)
#0 / 6862
Top 11%
Age Group (F40-44)
#0 / 1737
Top 26%
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
24:09
3.11 mi
Rank: #15182
Start → 5K
24:09 | 7:47/mi
10K
48:55
6.21 mi
Rank: #16069 (-887)
5K → 10K
24:46 | 7:59/mi
15K
1:12:56
9.32 mi
Rank: #15628 (+441)
10K → 15K
24:01 | 7:44/mi
20K
1:37:07
12.43 mi
Rank: #15290 (+338)
15K → 20K
24:11 | 7:48/mi
HALF
1:42:19
13.11 mi
Rank: #15227 (+63)
20K → HALF
5:12 | 7:38/mi
25K
2:00:54
15.53 mi
Rank: #14795 (+432)
HALF → 25K
18:35 | 7:40/mi
30K
2:24:52
18.64 mi
Rank: #14124 (+671)
25K → 30K
23:58 | 7:43/mi
20M
2:35:15
20.00 mi
Rank: #13779 (+345)
30K → 20M
10:23 | 7:39/mi
21M
2:42:53
21.00 mi
Rank: #13394 (+385)
20M → 21M
7:38 | 7:38/mi
35K
2:48:28
21.75 mi
Rank: #13261 (+133)
21M → 35K
5:35 | 7:28/mi
23M
2:57:46
23.00 mi
Rank: #12984 (+277)
35K → 23M
9:18 | 7:26/mi
24M
3:05:05
24.00 mi
Rank: #12761 (+223)
23M → 24M
7:19 | 7:19/mi
40K
3:11:22
24.85 mi
Rank: #12561 (+200)
24M → 40K
6:17 | 7:21/mi
25.2M
3:14:03
25.20 mi
Rank: #12454 (+107)
40K → 25.2M
2:41 | 7:47/mi
FINISH
3:21:06
26.22 mi
Rank: #12200 (+254)
25.2M → FINISH
7:03 | 6:56/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:42:19
Pace7:49 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:38:47
Pace7:33 /mi
📊Negative Split: 3.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1524:097:4724:09
7:47
-
10K
6.21 mi11:20:0148:557:5324:46
7:59
+0:12
15K
9.32 mi11:44:021:12:567:5024:01
7:44
-0:15
20K
12.43 mi12:08:131:37:077:4924:11
7:48
+0:04
HALF
13.11 mi12:13:251:42:197:495:12
7:38
-0:10
25K
15.53 mi12:32:002:00:547:4718:35
7:40
+0:02
30K
18.64 mi12:55:582:24:527:4723:58
7:43
+0:03
20M
20.00 mi13:06:212:35:157:4610:23
7:39
-0:04
21M
21.00 mi13:13:592:42:537:467:38
7:38
-0:01
35K
21.75 mi13:19:342:48:287:455:35
7:28
-0:10
23M
23.00 mi13:28:522:57:467:449:18
7:26
-0:02
24M
24.00 mi13:36:113:05:057:437:19
7:19
-0:07
40K
24.85 mi13:42:283:11:227:426:17
7:21
+0:02
25.2M
25.20 mi13:45:093:14:037:432:41
7:47
+0:26
FINISH
26.22 mi13:52:123:21:067:417:03
6:56
-0:51

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

6:56 /mi

Average Pace

7:41 /mi

Slowest Pace

7:59 /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

35:32

18% of race

Time at Steady Pace

2:45:34

82% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:40 /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 mi10:55:1524:097:4724:09
7:47
#15182
10K
6.21 mi11:20:0148:557:5324:46
7:59
#16069
15K
9.32 mi11:44:021:12:567:5024:01
7:44
#15628
20K
12.43 mi12:08:131:37:077:4924:11
7:48
#15290
HALF
13.11 mi12:13:251:42:197:495:12
7:38
#15227
25K
15.53 mi12:32:002:00:547:4718:35
7:40
#14795
30K
18.64 mi12:55:582:24:527:4723:58
7:43
#14124
20M
20.00 mi13:06:212:35:157:4610:23
7:39
#13779
21M
21.00 mi13:13:592:42:537:467:38
7:38
#13394
35K
21.75 mi13:19:342:48:287:455:35
7:28
#13261
23M
23.00 mi13:28:522:57:467:449:18
7:26
#12984
24M
24.00 mi13:36:113:05:057:437:19
7:19
#12761
40K
24.85 mi13:42:283:11:227:426:17
7:21
#12561
25.2M
25.20 mi13:45:093:14:037:432:41
7:47
#12454
FINISH
26.22 mi13:52:123:21:067:417:03
6:56
#12200
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi151824796479614773(Top 51%)4600(Top 37%)4600(Top 265%)
10K6.21 mi3.10 mi16069-8875376-5805376-58017016(Top 59%)5919(Top 47%)5919(Top 341%)
15K9.32 mi3.11 mi15628+4415116+2605116+26014773(Top 51%)4600(Top 37%)4600(Top 265%)
20K12.43 mi3.11 mi15290+3384916+2004916+20014380(Top 50%)4425(Top 35%)4425(Top 255%)
HALF13.11 mi0.68 mi15227+634880+364880+3614116(Top 49%)4200(Top 33%)4200(Top 242%)
25K15.53 mi2.42 mi14795+4324628+2524628+25212749(Top 44%)3575(Top 28%)3575(Top 206%)
30K18.64 mi3.11 mi14124+6714277+3514277+35111369(Top 39%)2963(Top 24%)2963(Top 171%)
20M20.00 mi1.36 mi13779+3454098+1794098+17910221(Top 35%)2520(Top 20%)2520(Top 145%)
21M21.00 mi1.00 mi13394+3853915+1833915+1837444(Top 26%)1394(Top 11%)1394(Top 80%)
35K21.75 mi0.75 mi13261+1333854+613854+6110625(Top 37%)2822(Top 22%)2822(Top 162%)
23M23.00 mi1.25 mi12984+2773725+1293725+1298415(Top 29%)1847(Top 15%)1847(Top 106%)
24M24.00 mi1.00 mi12761+2233619+1063619+1068780(Top 30%)2082(Top 17%)2082(Top 120%)
40K24.85 mi0.85 mi12561+2003530+893530+897863(Top 27%)1754(Top 14%)1754(Top 101%)
25.2M25.20 mi0.35 mi12454+1073480+503480+507114(Top 25%)1512(Top 12%)1512(Top 87%)
FINISH26.22 mi1.02 mi12200+2543369+1113369+1116983(Top 24%)1489(Top 12%)1489(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21
+97ft-345ft

Overall

14773

Females

4600

F40-44

4600

5K→10K

3.1 - 6.2 mi

Top 59%
×5
+79ft-138ft

Overall

17016

Females

5919

F40-44

5919

10K→15K

6.2 - 9.3 mi

Top 51%
×3
+67ft-78ft

Overall

14773

Females

4600

F40-44

4600

15K→20K

9.3 - 12.4 mi

Top 50%
×5
+106ft-86ft

Overall

14380

Females

4425

F40-44

4425

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14116

Females

4200

F40-44

4200

HALF→25K

13.1 - 15.5 mi

Top 44%
×4
+66ft-88ft

Overall

12749

Females

3575

F40-44

3575

25K→30K

15.5 - 18.6 mi

Top 39%
×9
+181ft-148ft

Overall

11369

Females

2963

F40-44

2963

30K→20M

18.6 - 20.0 mi

Top 35%
×5
+64ft-50ft

Overall

10221

Females

2520

F40-44

2520

20M→21M

20.0 - 21.0 mi

Top 26%
×8
+106ft-24ft

Overall

7444

Females

1394

F40-44

1394

21M→35K

21.0 - 21.8 mi

Top 37%
×7
+17ft-86ft

Overall

10625

Females

2822

F40-44

2822

35K→23M

21.8 - 23.0 mi

Top 29%
×5
+23ft-63ft

Overall

8415

Females

1847

F40-44

1847

23M→24M

23.0 - 24.0 mi

Top 30%
×6
+12ft-82ft

Overall

8780

Females

2082

F40-44

2082

24M→40K

24.0 - 24.9 mi

Top 27%
×1
+6ft-20ft

Overall

7863

Females

1754

F40-44

1754

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1
+13ft-16ft

Overall

7114

Females

1512

F40-44

1512

25.2M→FINISH

25.2 - 26.2 mi

Top 24%
×2
+22ft-21ft

Overall

6983

Females

1489

F40-44

1489

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4070*
Passed By
333
Net Change
+2982
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15182
5K → 10K68200-887#15182#16069
10K → 15K492*51+441#16069#15628
15K → 20K386*48+338#15628#15290
20K → HALF652+63#15290#15227
HALF → 25K438*6+432#15227#14795
25K → 30K678*7+671#14795#14124
30K → 20M345*0+345#14124#13779
20M → 21M385*0+385#13779#13394
21M → 35K1418+133#13394#13261
35K → 23M278*1+277#13261#12984
23M → 24M228*5+223#12984#12761
24M → 40K203*3+200#12761#12561
40K → 25.2M1070+107#12561#12454
25.2M → FINISH256*2+254#12454#12200
TOTALS4070*333+2982

* 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

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