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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Katherine Overstrum

Bib: 9133 •F •Age: N/A

CT

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 22%
Gender (Female)
#0 / 12578
Top 6%
Age Group (F18-39)
#0 / 5716
Top 11%
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
21:06
3.11 mi
Rank: #6805
Start → 5K
21:06 | 6:48/mi
10K
42:05
6.21 mi
Rank: #6619 (+186)
5K → 10K
20:59 | 6:46/mi
15K
1:03:07
9.32 mi
Rank: #6571 (+48)
10K → 15K
21:02 | 6:47/mi
20K
1:24:17
12.43 mi
Rank: #6457 (+114)
15K → 20K
21:10 | 6:49/mi
HALF
1:28:53
13.11 mi
Rank: #6466 (-9)
20K → HALF
4:36 | 6:45/mi
25K
1:45:29
15.53 mi
Rank: #6405 (+61)
HALF → 25K
16:36 | 6:51/mi
30K
2:07:16
18.64 mi
Rank: #6296 (+109)
25K → 30K
21:47 | 7:01/mi
20M
2:16:54
20.00 mi
Rank: #6276 (+20)
30K → 20M
9:38 | 7:06/mi
21M
2:24:16
21.00 mi
Rank: #6233 (+43)
20M → 21M
7:22 | 7:22/mi
35K
2:29:30
21.75 mi
Rank: #6254 (-21)
21M → 35K
5:14 | 7:00/mi
23M
2:38:31
23.00 mi
Rank: #6282 (-28)
35K → 23M
9:01 | 7:13/mi
24M
2:45:39
24.00 mi
Rank: #6306 (-24)
23M → 24M
7:08 | 7:08/mi
40K
2:51:51
24.85 mi
Rank: #6297 (+9)
24M → 40K
6:12 | 7:16/mi
25.2M
2:54:34
25.20 mi
Rank: #6302 (-5)
40K → 25.2M
2:43 | 7:53/mi
FINISH
3:01:31
26.22 mi
Rank: #6254 (+48)
25.2M → FINISH
6:57 | 6:50/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
Time1:28:53
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:32:38
Pace7:04 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:5221:066:4821:06
6:48
-
10K
6.21 mi10:57:5142:056:4720:59
6:46
-0:02
15K
9.32 mi11:18:531:03:076:4721:02
6:47
+0:01
20K
12.43 mi11:40:031:24:176:4721:10
6:49
+0:02
HALF
13.11 mi11:44:391:28:536:474:36
6:45
-0:04
25K
15.53 mi12:01:151:45:296:4816:36
6:51
+0:06
30K
18.64 mi12:23:022:07:166:5021:47
7:01
+0:10
20M
20.00 mi12:32:402:16:546:519:38
7:06
+0:05
21M
21.00 mi12:40:022:24:166:537:22
7:22
+0:16
35K
21.75 mi12:45:162:29:306:535:14
7:00
-0:22
23M
23.00 mi12:54:172:38:316:549:01
7:13
+0:13
24M
24.00 mi13:01:252:45:396:557:08
7:08
-0:05
40K
24.85 mi13:07:372:51:516:556:12
7:16
+0:08
25.2M
25.20 mi13:10:202:54:346:562:43
7:53
+0:37
FINISH
26.22 mi13:17:173:01:316:566:57
6:50
-1:03

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

6:45 /mi

Average Pace

6:56 /mi

Slowest Pace

7:53 /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

2:58:48

99% of race

Time at Steady Pace

2:43

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:55 /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 mi10:36:5221:066:4821:06
6:48
#6805
10K
6.21 mi10:57:5142:056:4720:59
6:46
#6619
15K
9.32 mi11:18:531:03:076:4721:02
6:47
#6571
20K
12.43 mi11:40:031:24:176:4721:10
6:49
#6457
HALF
13.11 mi11:44:391:28:536:474:36
6:45
#6466
25K
15.53 mi12:01:151:45:296:4816:36
6:51
#6405
30K
18.64 mi12:23:022:07:166:5021:47
7:01
#6296
20M
20.00 mi12:32:402:16:546:519:38
7:06
#6276
21M
21.00 mi12:40:022:24:166:537:22
7:22
#6233
35K
21.75 mi12:45:162:29:306:535:14
7:00
#6254
23M
23.00 mi12:54:172:38:316:549:01
7:13
#6282
24M
24.00 mi13:01:252:45:396:557:08
7:08
#6306
40K
24.85 mi13:07:372:51:516:556:12
7:16
#6297
25.2M
25.20 mi13:10:202:54:346:562:43
7:53
#6302
FINISH
26.22 mi13:17:173:01:316:566:57
6:50
#6254
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 mi68057127126550(Top 23%)686(Top 5%)686(Top 12%)
10K6.21 mi3.10 mi6619+186665+47665+476517(Top 22%)653(Top 5%)653(Top 11%)
15K9.32 mi3.11 mi6571+48669-4669-46550(Top 23%)686(Top 5%)686(Top 12%)
20K12.43 mi3.11 mi6457+114637+32637+326352(Top 22%)664(Top 5%)664(Top 12%)
HALF13.11 mi0.68 mi6466-9639-2639-26703(Top 23%)730(Top 6%)730(Top 13%)
25K15.53 mi2.42 mi6405+61645-6645-66199(Top 21%)673(Top 5%)673(Top 12%)
30K18.64 mi3.11 mi6296+109650-5650-56000(Top 21%)688(Top 5%)688(Top 12%)
20M20.00 mi1.36 mi6276+20662-12662-126205(Top 21%)803(Top 6%)803(Top 14%)
21M21.00 mi1.00 mi6233+43652+10652+105695(Top 20%)767(Top 6%)767(Top 13%)
35K21.75 mi0.75 mi6254-21668-16668-167103(Top 24%)1187(Top 9%)1187(Top 21%)
23M23.00 mi1.25 mi6282-28676-8676-86814(Top 23%)1149(Top 9%)1149(Top 20%)
24M24.00 mi1.00 mi6306-24689-13689-137398(Top 25%)1450(Top 12%)1450(Top 25%)
40K24.85 mi0.85 mi6297+9700-11700-117123(Top 25%)1411(Top 11%)1411(Top 25%)
25.2M25.20 mi0.35 mi6302-5710-10710-107601(Top 26%)1651(Top 13%)1651(Top 29%)
FINISH26.22 mi1.02 mi6254+48707+3707+36282(Top 22%)1205(Top 10%)1205(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6550

Females

686

F18-39

686

5K→10K

3.1 - 6.2 mi

Top 22%
×5
+79ft-138ft

Overall

6517

Females

653

F18-39

653

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6550

Females

686

F18-39

686

15K→20K

9.3 - 12.4 mi

Top 22%
×5
+106ft-86ft

Overall

6352

Females

664

F18-39

664

20K→HALF

12.4 - 13.1 mi

Top 23%
×2
+19ft-37ft

Overall

6703

Females

730

F18-39

730

HALF→25K

13.1 - 15.5 mi

Top 21%
×4
+66ft-88ft

Overall

6199

Females

673

F18-39

673

25K→30K

15.5 - 18.6 mi

Top 21%
×9
+181ft-148ft

Overall

6000

Females

688

F18-39

688

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6205

Females

803

F18-39

803

20M→21M

20.0 - 21.0 mi

Top 20%
×8
+106ft-24ft

Overall

5695

Females

767

F18-39

767

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

7103

Females

1187

F18-39

1187

35K→23M

21.8 - 23.0 mi

Top 23%
×5
+23ft-63ft

Overall

6814

Females

1149

F18-39

1149

23M→24M

23.0 - 24.0 mi

Top 25%
×6
+12ft-82ft

Overall

7398

Females

1450

F18-39

1450

24M→40K

24.0 - 24.9 mi

Top 25%
×1
+6ft-20ft

Overall

7123

Females

1411

F18-39

1411

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1
+13ft-16ft

Overall

7601

Females

1651

F18-39

1651

25.2M→FINISH

25.2 - 26.2 mi

Top 22%
×2
+22ft-21ft

Overall

6282

Females

1205

F18-39

1205

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1489*
Passed By
938
Net Change
+551
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6805
5K → 10K311*125+186#6805#6619
10K → 15K164116+48#6619#6571
15K → 20K19278+114#6571#6457
20K → HALF1928-9#6457#6466
HALF → 25K12665+61#6466#6405
25K → 30K204*95+109#6405#6296
30K → 20M8161+20#6296#6276
20M → 21M9148+43#6276#6233
21M → 35K4061-21#6233#6254
35K → 23M6088-28#6254#6282
23M → 24M5377-24#6282#6306
24M → 40K5445+9#6306#6297
40K → 25.2M1924-5#6297#6302
25.2M → FINISH7527+48#6302#6254
TOTALS1489*938+551

* 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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