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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Erin Hallisey

Bib: 27853 •F •Age: N/A

MA

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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
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  • Segment-by-segment breakdown
  • Personalized race insights
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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
33:00
3.11 mi
Rank: #27407
Start → 5K
33:00 | 10:38/mi
10K
1:06:49
6.21 mi
Rank: #27482 (-75)
5K → 10K
33:49 | 10:54/mi
15K
1:41:43
9.32 mi
Rank: #27580 (-98)
10K → 15K
34:54 | 11:14/mi
20K
2:19:45
12.43 mi
Rank: #27826 (-246)
15K → 20K
38:02 | 12:15/mi
HALF
2:27:32
13.11 mi
Rank: #27831 (-5)
20K → HALF
7:47 | 11:26/mi
25K
2:56:33
15.53 mi
Rank: #27773 (+58)
HALF → 25K
29:01 | 11:58/mi
30K
3:35:51
18.64 mi
Rank: #27733 (+40)
25K → 30K
39:18 | 12:39/mi
20M
3:53:08
20.00 mi
Rank: #27717 (+16)
30K → 20M
17:17 | 12:44/mi
21M
4:07:12
21.00 mi
Rank: #27702 (+15)
20M → 21M
14:04 | 14:04/mi
35K
4:15:40
21.75 mi
Rank: #27667 (+35)
21M → 35K
8:28 | 11:20/mi
23M
4:31:00
23.00 mi
Rank: #27613 (+54)
35K → 23M
15:20 | 12:16/mi
24M
4:43:09
24.00 mi
Rank: #27585 (+28)
23M → 24M
12:09 | 12:09/mi
40K
4:54:39
24.85 mi
Rank: #27598 (-13)
24M → 40K
11:30 | 13:28/mi
25.2M
4:59:18
25.20 mi
Rank: #27588 (+10)
40K → 25.2M
4:39 | 13:30/mi
FINISH
5:11:23
26.22 mi
Rank: #27572 (+16)
25.2M → FINISH
12:05 | 11:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:27:32
Pace11:16 /mi
2nd Half
Distance13.11 mi
Time2:43:51
Pace12:30 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1933:0010:3833:00
10:38
-
10K
6.21 mi12:29:081:06:4910:4633:49
10:54
+0:16
15K
9.32 mi13:04:021:41:4310:5534:54
11:14
+0:20
20K
12.43 mi13:42:042:19:4511:1538:02
12:15
+1:01
HALF
13.11 mi13:49:512:27:3211:167:47
11:26
-0:49
25K
15.53 mi14:18:522:56:3311:2229:01
11:58
+0:32
30K
18.64 mi14:58:103:35:5111:3539:18
12:39
+0:41
20M
20.00 mi15:15:273:53:0811:4017:17
12:44
+0:05
21M
21.00 mi15:29:314:07:1211:4714:04
14:04
+1:20
35K
21.75 mi15:37:594:15:4011:468:28
11:20
-2:44
23M
23.00 mi15:53:194:31:0011:4715:20
12:16
+0:56
24M
24.00 mi16:05:284:43:0911:4812:09
12:09
-0:07
40K
24.85 mi16:16:584:54:3911:5211:30
13:28
+1:19
25.2M
25.20 mi16:21:374:59:1811:534:39
13:30
+0:02
FINISH
26.22 mi16:33:425:11:2311:5412:05
11:52
-1:38

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

10:38 /mi

Average Pace

11:53 /mi

Slowest Pace

14:04 /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

1:57:58

38% of race

Time at Steady Pace

1:46:37

34% of race

Time at Slower Pace

1:26:48

28% of race

Average Pace: 11:53 /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 mi11:55:1933:0010:3833:00
10:38
#27407
10K
6.21 mi12:29:081:06:4910:4633:49
10:54
#27482
15K
9.32 mi13:04:021:41:4310:5534:54
11:14
#27580
20K
12.43 mi13:42:042:19:4511:1538:02
12:15
#27826
HALF
13.11 mi13:49:512:27:3211:167:47
11:26
#27831
25K
15.53 mi14:18:522:56:3311:2229:01
11:58
#27773
30K
18.64 mi14:58:103:35:5111:3539:18
12:39
#27733
20M
20.00 mi15:15:273:53:0811:4017:17
12:44
#27717
21M
21.00 mi15:29:314:07:1211:4714:04
14:04
#27702
35K
21.75 mi15:37:594:15:4011:468:28
11:20
#27667
23M
23.00 mi15:53:194:31:0011:4715:20
12:16
#27613
24M
24.00 mi16:05:284:43:0911:4812:09
12:09
#27585
40K
24.85 mi16:16:584:54:3911:5211:30
13:28
#27598
25.2M
25.20 mi16:21:374:59:1811:534:39
13:30
#27588
FINISH
26.22 mi16:33:425:11:2311:5412:05
11:52
#27572
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 mi27407115141151427703(Top 95%)11730(Top 93%)11730(Top 205%)
10K6.21 mi3.10 mi27482-7511567-5311567-5327539(Top 95%)11625(Top 92%)11625(Top 203%)
15K9.32 mi3.11 mi27580-9811640-7311640-7327703(Top 95%)11730(Top 93%)11730(Top 205%)
20K12.43 mi3.11 mi27826-24611794-15411794-15428203(Top 97%)12047(Top 96%)12047(Top 211%)
HALF13.11 mi0.68 mi27831-511801-711801-727800(Top 96%)11834(Top 94%)11834(Top 207%)
25K15.53 mi2.42 mi27773+5811766+3511766+3527501(Top 95%)11662(Top 93%)11662(Top 204%)
30K18.64 mi3.11 mi27733+4011761+511761+527412(Top 94%)11685(Top 93%)11685(Top 204%)
20M20.00 mi1.36 mi27717+1611764-311764-327176(Top 94%)11591(Top 92%)11591(Top 203%)
21M21.00 mi1.00 mi27702+1511761+311761+327376(Top 94%)11738(Top 93%)11738(Top 205%)
35K21.75 mi0.75 mi27667+3511750+1111750+1125788(Top 89%)10935(Top 87%)10935(Top 191%)
23M23.00 mi1.25 mi27613+5411727+2311727+2326482(Top 91%)11323(Top 90%)11323(Top 198%)
24M24.00 mi1.00 mi27585+2811718+911718+926781(Top 92%)11510(Top 92%)11510(Top 201%)
40K24.85 mi0.85 mi27598-1311732-1411732-1427468(Top 95%)11853(Top 94%)11853(Top 207%)
25.2M25.20 mi0.35 mi27588+1011728+411728+426686(Top 92%)11473(Top 91%)11473(Top 201%)
FINISH26.22 mi1.02 mi27572+1611725+311725+327308(Top 94%)11779(Top 94%)11779(Top 206%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21
+97ft-345ft

Overall

27703

Females

11730

F18-39

11730

5K→10K

3.1 - 6.2 mi

Top 95%
×5
+79ft-138ft

Overall

27539

Females

11625

F18-39

11625

10K→15K

6.2 - 9.3 mi

Top 95%
×3
+67ft-78ft

Overall

27703

Females

11730

F18-39

11730

15K→20K

9.3 - 12.4 mi

Top 97%
×5
+106ft-86ft

Overall

28203

Females

12047

F18-39

12047

20K→HALF

12.4 - 13.1 mi

Top 96%
×2
+19ft-37ft

Overall

27800

Females

11834

F18-39

11834

HALF→25K

13.1 - 15.5 mi

Top 95%
×4
+66ft-88ft

Overall

27501

Females

11662

F18-39

11662

25K→30K

15.5 - 18.6 mi

Top 94%
×9
+181ft-148ft

Overall

27412

Females

11685

F18-39

11685

30K→20M

18.6 - 20.0 mi

Top 94%
×5
+64ft-50ft

Overall

27176

Females

11591

F18-39

11591

20M→21M

20.0 - 21.0 mi

Top 94%
×8
+106ft-24ft

Overall

27376

Females

11738

F18-39

11738

21M→35K

21.0 - 21.8 mi

Top 89%
×7
+17ft-86ft

Overall

25788

Females

10935

F18-39

10935

35K→23M

21.8 - 23.0 mi

Top 91%
×5
+23ft-63ft

Overall

26482

Females

11323

F18-39

11323

23M→24M

23.0 - 24.0 mi

Top 92%
×6
+12ft-82ft

Overall

26781

Females

11510

F18-39

11510

24M→40K

24.0 - 24.9 mi

Top 95%
×1
+6ft-20ft

Overall

27468

Females

11853

F18-39

11853

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1
+13ft-16ft

Overall

26686

Females

11473

F18-39

11473

25.2M→FINISH

25.2 - 26.2 mi

Top 94%
×2
+22ft-21ft

Overall

27308

Females

11779

F18-39

11779

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
705
Passed By
799
Net Change
-165
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27407
5K → 10K128200-75#27407#27482
10K → 15K85183-98#27482#27580
15K → 20K22200-246#27580#27826
20K → HALF1520-5#27826#27831
HALF → 25K9234+58#27831#27773
25K → 30K9353+40#27773#27733
30K → 20M4327+16#27733#27717
20M → 21M3015+15#27717#27702
21M → 35K372+35#27702#27667
35K → 23M617+54#27667#27613
23M → 24M3810+28#27613#27585
24M → 40K1730-13#27585#27598
40K → 25.2M155+10#27598#27588
25.2M → FINISH2913+16#27588#27572
TOTALS705799-165
📊

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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