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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Julianne O’leary

Bib: 30683 •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
33:25
3.11 mi
Rank: #27644
Start → 5K
33:25 | 10:46/mi
10K
1:10:01
6.21 mi
Rank: #28188 (-544)
5K → 10K
36:36 | 11:47/mi
15K
1:43:24
9.32 mi
Rank: #27837 (+351)
10K → 15K
33:23 | 10:45/mi
20K
2:18:11
12.43 mi
Rank: #27683 (+154)
15K → 20K
34:47 | 11:12/mi
HALF
2:25:32
13.11 mi
Rank: #27646 (+37)
20K → HALF
7:21 | 10:47/mi
25K
2:53:16
15.53 mi
Rank: #27512 (+134)
HALF → 25K
27:44 | 11:27/mi
30K
3:29:56
18.64 mi
Rank: #27352 (+160)
25K → 30K
36:40 | 11:49/mi
20M
3:45:37
20.00 mi
Rank: #27240 (+112)
30K → 20M
15:41 | 11:33/mi
21M
3:58:15
21.00 mi
Rank: #27202 (+38)
20M → 21M
12:38 | 12:38/mi
35K
4:06:35
21.75 mi
Rank: #27159 (+43)
21M → 35K
8:20 | 11:09/mi
23M
4:21:06
23.00 mi
Rank: #27091 (+68)
35K → 23M
14:31 | 11:36/mi
24M
4:32:13
24.00 mi
Rank: #27036 (+55)
23M → 24M
11:07 | 11:07/mi
40K
4:43:25
24.85 mi
Rank: #27063 (-27)
24M → 40K
11:12 | 13:06/mi
25.2M
4:47:41
25.20 mi
Rank: #27031 (+32)
40K → 25.2M
4:16 | 12:23/mi
FINISH
4:58:28
26.22 mi
Rank: #26993 (+38)
25.2M → FINISH
10:47 | 10:35/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
Time2:25:32
Pace11:07 /mi
2nd Half
Distance13.11 mi
Time2:32:56
Pace11:40 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:2333:2510:4633:25
10:46
-
10K
6.21 mi12:35:591:10:0111:1736:36
11:47
+1:01
15K
9.32 mi13:09:221:43:2411:0633:23
10:45
-1:02
20K
12.43 mi13:44:092:18:1111:0834:47
11:12
+0:27
HALF
13.11 mi13:51:302:25:3211:077:21
10:47
-0:25
25K
15.53 mi14:19:142:53:1611:1027:44
11:27
+0:40
30K
18.64 mi14:55:543:29:5611:1636:40
11:49
+0:22
20M
20.00 mi15:11:353:45:3711:1715:41
11:33
-0:16
21M
21.00 mi15:24:133:58:1511:2112:38
12:38
+1:05
35K
21.75 mi15:32:334:06:3511:218:20
11:09
-1:29
23M
23.00 mi15:47:044:21:0611:2214:31
11:36
+0:27
24M
24.00 mi15:58:114:32:1311:2111:07
11:07
-0:29
40K
24.85 mi16:09:234:43:2511:2511:12
13:06
+1:59
25.2M
25.20 mi16:13:394:47:4111:254:16
12:23
-0:43
FINISH
26.22 mi16:24:264:58:2811:2410:47
10:35
-1:48

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

10:35 /mi

Average Pace

11:24 /mi

Slowest Pace

13:06 /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

1:24:56

28% of race

Time at Steady Pace

2:28:46

50% of race

Time at Slower Pace

1:04:46

22% of race

Average Pace: 11:23 /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 mi11:59:2333:2510:4633:25
10:46
#27644
10K
6.21 mi12:35:591:10:0111:1736:36
11:47
#28188
15K
9.32 mi13:09:221:43:2411:0633:23
10:45
#27837
20K
12.43 mi13:44:092:18:1111:0834:47
11:12
#27683
HALF
13.11 mi13:51:302:25:3211:077:21
10:47
#27646
25K
15.53 mi14:19:142:53:1611:1027:44
11:27
#27512
30K
18.64 mi14:55:543:29:5611:1636:40
11:49
#27352
20M
20.00 mi15:11:353:45:3711:1715:41
11:33
#27240
21M
21.00 mi15:24:133:58:1511:2112:38
12:38
#27202
35K
21.75 mi15:32:334:06:3511:218:20
11:09
#27159
23M
23.00 mi15:47:044:21:0611:2214:31
11:36
#27091
24M
24.00 mi15:58:114:32:1311:2111:07
11:07
#27036
40K
24.85 mi16:09:234:43:2511:2511:12
13:06
#27063
25.2M
25.20 mi16:13:394:47:4111:254:16
12:23
#27031
FINISH
26.22 mi16:24:264:58:2811:2410:47
10:35
#26993
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 mi27644116461164627088(Top 93%)11352(Top 90%)11352(Top 199%)
10K6.21 mi3.10 mi28188-54412003-35712003-35728444(Top 98%)12192(Top 97%)12192(Top 213%)
15K9.32 mi3.11 mi27837+35111791+21211791+21227088(Top 93%)11352(Top 90%)11352(Top 199%)
20K12.43 mi3.11 mi27683+15411705+8611705+8627226(Top 94%)11438(Top 91%)11438(Top 200%)
HALF13.11 mi0.68 mi27646+3711687+1811687+1827111(Top 93%)11429(Top 91%)11429(Top 200%)
25K15.53 mi2.42 mi27512+13411615+7211615+7226944(Top 93%)11335(Top 90%)11335(Top 198%)
30K18.64 mi3.11 mi27352+16011536+7911536+7926531(Top 91%)11192(Top 89%)11192(Top 196%)
20M20.00 mi1.36 mi27240+11211478+5811478+5825792(Top 89%)10874(Top 86%)10874(Top 190%)
21M21.00 mi1.00 mi27202+3811472+611472+625961(Top 89%)10999(Top 87%)10999(Top 192%)
35K21.75 mi0.75 mi27159+4311451+2111451+2125507(Top 88%)10789(Top 86%)10789(Top 189%)
23M23.00 mi1.25 mi27091+6811422+2911422+2925579(Top 88%)10860(Top 86%)10860(Top 190%)
24M24.00 mi1.00 mi27036+5511398+2411398+2425348(Top 87%)10779(Top 86%)10779(Top 189%)
40K24.85 mi0.85 mi27063-2711418-2011418-2027148(Top 94%)11707(Top 93%)11707(Top 205%)
25.2M25.20 mi0.35 mi27031+3211405+1311405+1325179(Top 87%)10719(Top 85%)10719(Top 188%)
FINISH26.22 mi1.02 mi26993+3811392+1311392+1325272(Top 87%)10780(Top 86%)10780(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21
+97ft-345ft

Overall

27088

Females

11352

F18-39

11352

5K→10K

3.1 - 6.2 mi

Top 98%
×5
+79ft-138ft

Overall

28444

Females

12192

F18-39

12192

10K→15K

6.2 - 9.3 mi

Top 93%
×3
+67ft-78ft

Overall

27088

Females

11352

F18-39

11352

15K→20K

9.3 - 12.4 mi

Top 94%
×5
+106ft-86ft

Overall

27226

Females

11438

F18-39

11438

20K→HALF

12.4 - 13.1 mi

Top 93%
×2
+19ft-37ft

Overall

27111

Females

11429

F18-39

11429

HALF→25K

13.1 - 15.5 mi

Top 93%
×4
+66ft-88ft

Overall

26944

Females

11335

F18-39

11335

25K→30K

15.5 - 18.6 mi

Top 91%
×9
+181ft-148ft

Overall

26531

Females

11192

F18-39

11192

30K→20M

18.6 - 20.0 mi

Top 89%
×5
+64ft-50ft

Overall

25792

Females

10874

F18-39

10874

20M→21M

20.0 - 21.0 mi

Top 89%
×8
+106ft-24ft

Overall

25961

Females

10999

F18-39

10999

21M→35K

21.0 - 21.8 mi

Top 88%
×7
+17ft-86ft

Overall

25507

Females

10789

F18-39

10789

35K→23M

21.8 - 23.0 mi

Top 88%
×5
+23ft-63ft

Overall

25579

Females

10860

F18-39

10860

23M→24M

23.0 - 24.0 mi

Top 87%
×6
+12ft-82ft

Overall

25348

Females

10779

F18-39

10779

24M→40K

24.0 - 24.9 mi

Top 94%
×1
+6ft-20ft

Overall

27148

Females

11707

F18-39

11707

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1
+13ft-16ft

Overall

25179

Females

10719

F18-39

10719

25.2M→FINISH

25.2 - 26.2 mi

Top 87%
×2
+22ft-21ft

Overall

25272

Females

10780

F18-39

10780

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1370*
Passed By
358
Net Change
+651
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27644
5K → 10K17200-544#27644#28188
10K → 15K356*5+351#28188#27837
15K → 20K17824+154#27837#27683
20K → HALF392+37#27683#27646
HALF → 25K15319+134#27646#27512
25K → 30K17313+160#27512#27352
30K → 20M1153+112#27352#27240
20M → 21M6022+38#27240#27202
21M → 35K496+43#27202#27159
35K → 23M7810+68#27159#27091
23M → 24M583+55#27091#27036
24M → 40K1643-27#27036#27063
40K → 25.2M320+32#27063#27031
25.2M → FINISH468+38#27031#26993
TOTALS1370*358+651

* 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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