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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kelsey Krattenmaker

Bib: 28308 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
30:11
3.11 mi
Rank: #25122
Start → 5K
30:11 | 9:43/mi
10K
58:46
6.21 mi
Rank: #24392 (+730)
5K → 10K
28:35 | 9:13/mi
15K
1:26:34
9.32 mi
Rank: #23869 (+523)
10K → 15K
27:48 | 8:57/mi
20K
1:54:25
12.43 mi
Rank: #23384 (+485)
15K → 20K
27:51 | 8:58/mi
HALF
2:00:32
13.11 mi
Rank: #23344 (+40)
20K → HALF
6:07 | 8:59/mi
25K
2:22:26
15.53 mi
Rank: #23000 (+344)
HALF → 25K
21:54 | 9:02/mi
30K
2:51:12
18.64 mi
Rank: #22575 (+425)
25K → 30K
28:46 | 9:16/mi
20M
3:04:03
20.00 mi
Rank: #22420 (+155)
30K → 20M
12:51 | 9:28/mi
21M
3:13:51
21.00 mi
Rank: #22266 (+154)
20M → 21M
9:48 | 9:48/mi
35K
3:20:55
21.75 mi
Rank: #22238 (+28)
21M → 35K
7:04 | 9:27/mi
23M
3:32:52
23.00 mi
Rank: #22132 (+106)
35K → 23M
11:57 | 9:33/mi
24M
3:42:23
24.00 mi
Rank: #22108 (+24)
23M → 24M
9:31 | 9:31/mi
40K
3:50:30
24.85 mi
Rank: #22053 (+55)
24M → 40K
8:07 | 9:30/mi
25.2M
3:54:18
25.20 mi
Rank: #22069 (-16)
40K → 25.2M
3:48 | 11:02/mi
FINISH
4:03:40
26.22 mi
Rank: #22024 (+45)
25.2M → FINISH
9:22 | 9:12/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
Time2:00:32
Pace9:12 /mi
2nd Half
Distance13.11 mi
Time2:03:08
Pace9:24 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:4630:119:4330:11
9:43
-
10K
6.21 mi12:20:2158:469:2828:35
9:13
-0:30
15K
9.32 mi12:48:091:26:349:1827:48
8:57
-0:16
20K
12.43 mi13:16:001:54:259:1327:51
8:58
+0:01
HALF
13.11 mi13:22:072:00:329:126:07
8:59
+0:01
25K
15.53 mi13:44:012:22:269:1121:54
9:02
+0:03
30K
18.64 mi14:12:472:51:129:1228:46
9:16
+0:14
20M
20.00 mi14:25:383:04:039:1312:51
9:28
+0:12
21M
21.00 mi14:35:263:13:519:149:48
9:48
+0:20
35K
21.75 mi14:42:303:20:559:157:04
9:27
-0:21
23M
23.00 mi14:54:273:32:529:1611:57
9:33
+0:06
24M
24.00 mi15:03:583:42:239:169:31
9:31
-0:02
40K
24.85 mi15:12:053:50:309:178:07
9:30
-0:01
25.2M
25.20 mi15:15:533:54:189:183:48
11:02
+1:32
FINISH
26.22 mi15:25:154:03:409:199:22
9:12
-1:50

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

8:57 /mi

Average Pace

9:18 /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

1:33:02

38% of race

Time at Steady Pace

1:46:51

44% of race

Time at Slower Pace

43:47

18% of race

Average Pace: 9:18 /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 mi11:51:4630:119:4330:11
9:43
#25122
10K
6.21 mi12:20:2158:469:2828:35
9:13
#24392
15K
9.32 mi12:48:091:26:349:1827:48
8:57
#23869
20K
12.43 mi13:16:001:54:259:1327:51
8:58
#23384
HALF
13.11 mi13:22:072:00:329:126:07
8:59
#23344
25K
15.53 mi13:44:012:22:269:1121:54
9:02
#23000
30K
18.64 mi14:12:472:51:129:1228:46
9:16
#22575
20M
20.00 mi14:25:383:04:039:1312:51
9:28
#22420
21M
21.00 mi14:35:263:13:519:149:48
9:48
#22266
35K
21.75 mi14:42:303:20:559:157:04
9:27
#22238
23M
23.00 mi14:54:273:32:529:1611:57
9:33
#22132
24M
24.00 mi15:03:583:42:239:169:31
9:31
#22108
40K
24.85 mi15:12:053:50:309:178:07
9:30
#22053
25.2M
25.20 mi15:15:533:54:189:183:48
11:02
#22069
FINISH
26.22 mi15:25:154:03:409:199:22
9:12
#22024
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25122102311023122452(Top 77%)8851(Top 70%)8851(Top 155%)
10K6.21 mi3.10 mi24392+7309857+3749857+37423626(Top 81%)9470(Top 75%)9470(Top 166%)
15K9.32 mi3.11 mi23869+5239588+2699588+26922452(Top 77%)8851(Top 70%)8851(Top 155%)
20K12.43 mi3.11 mi23384+4859352+2369352+23621779(Top 75%)8548(Top 68%)8548(Top 150%)
HALF13.11 mi0.68 mi23344+409335+179335+1722666(Top 78%)8986(Top 71%)8986(Top 157%)
25K15.53 mi2.42 mi23000+3449167+1689167+16821336(Top 74%)8339(Top 66%)8339(Top 146%)
30K18.64 mi3.11 mi22575+4258989+1788989+17820785(Top 72%)8152(Top 65%)8152(Top 143%)
20M20.00 mi1.36 mi22420+1558914+758914+7520931(Top 72%)8316(Top 66%)8316(Top 145%)
21M21.00 mi1.00 mi22266+1548843+718843+7119781(Top 68%)7744(Top 62%)7744(Top 135%)
35K21.75 mi0.75 mi22238+288847-48847-421610(Top 74%)8749(Top 70%)8749(Top 153%)
23M23.00 mi1.25 mi22132+1068807+408807+4020767(Top 72%)8349(Top 66%)8349(Top 146%)
24M24.00 mi1.00 mi22108+248813-68813-621418(Top 74%)8755(Top 70%)8755(Top 153%)
40K24.85 mi0.85 mi22053+558793+208793+2020398(Top 70%)8283(Top 66%)8283(Top 145%)
25.2M25.20 mi0.35 mi22069-168810-178810-1722435(Top 77%)9305(Top 74%)9305(Top 163%)
FINISH26.22 mi1.02 mi22024+458794+168794+1621280(Top 73%)8715(Top 69%)8715(Top 152%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21
+97ft-345ft

Overall

22452

Females

8851

F18-39

8851

5K→10K

3.1 - 6.2 mi

Top 81%
×5
+79ft-138ft

Overall

23626

Females

9470

F18-39

9470

10K→15K

6.2 - 9.3 mi

Top 77%
×3
+67ft-78ft

Overall

22452

Females

8851

F18-39

8851

15K→20K

9.3 - 12.4 mi

Top 75%
×5
+106ft-86ft

Overall

21779

Females

8548

F18-39

8548

20K→HALF

12.4 - 13.1 mi

Top 78%
×2
+19ft-37ft

Overall

22666

Females

8986

F18-39

8986

HALF→25K

13.1 - 15.5 mi

Top 74%
×4
+66ft-88ft

Overall

21336

Females

8339

F18-39

8339

25K→30K

15.5 - 18.6 mi

Top 72%
×9
+181ft-148ft

Overall

20785

Females

8152

F18-39

8152

30K→20M

18.6 - 20.0 mi

Top 72%
×5
+64ft-50ft

Overall

20931

Females

8316

F18-39

8316

20M→21M

20.0 - 21.0 mi

Top 68%
×8
+106ft-24ft

Overall

19781

Females

7744

F18-39

7744

21M→35K

21.0 - 21.8 mi

Top 74%
×7
+17ft-86ft

Overall

21610

Females

8749

F18-39

8749

35K→23M

21.8 - 23.0 mi

Top 72%
×5
+23ft-63ft

Overall

20767

Females

8349

F18-39

8349

23M→24M

23.0 - 24.0 mi

Top 74%
×6
+12ft-82ft

Overall

21418

Females

8755

F18-39

8755

24M→40K

24.0 - 24.9 mi

Top 70%
×1
+6ft-20ft

Overall

20398

Females

8283

F18-39

8283

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1
+13ft-16ft

Overall

22435

Females

9305

F18-39

9305

25.2M→FINISH

25.2 - 26.2 mi

Top 73%
×2
+22ft-21ft

Overall

21280

Females

8715

F18-39

8715

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3370*
Passed By
272
Net Change
+3098
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25122
5K → 10K754*24+730#25122#24392
10K → 15K545*22+523#24392#23869
15K → 20K494*9+485#23869#23384
20K → HALF5111+40#23384#23344
HALF → 25K352*8+344#23344#23000
25K → 30K434*9+425#23000#22575
30K → 20M1605+155#22575#22420
20M → 21M16915+154#22420#22266
21M → 35K6234+28#22266#22238
35K → 23M13630+106#22238#22132
23M → 24M6137+24#22132#22108
24M → 40K6813+55#22108#22053
40K → 25.2M1733-16#22053#22069
25.2M → FINISH6722+45#22069#22024
TOTALS3370*272+3098

* 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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