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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Erin Gilroy

Bib: 33124 •F •Age: N/A

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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

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
26:12
3.11 mi
Rank: #19712
Start → 5K
26:12 | 8:26/mi
10K
52:48
6.21 mi
Rank: #20169 (-457)
5K → 10K
26:36 | 8:34/mi
15K
1:22:04
9.32 mi
Rank: #21805 (-1636)
10K → 15K
29:16 | 9:26/mi
20K
1:54:36
12.43 mi
Rank: #23439 (-1634)
15K → 20K
32:32 | 10:29/mi
HALF
2:01:22
13.11 mi
Rank: #23587 (-148)
20K → HALF
6:46 | 9:56/mi
25K
2:25:27
15.53 mi
Rank: #23657 (-70)
HALF → 25K
24:05 | 9:56/mi
30K
2:56:51
18.64 mi
Rank: #23598 (+59)
25K → 30K
31:24 | 10:07/mi
20M
3:11:01
20.00 mi
Rank: #23584 (+14)
30K → 20M
14:10 | 10:26/mi
21M
3:22:00
21.00 mi
Rank: #23544 (+40)
20M → 21M
10:59 | 10:59/mi
35K
3:29:22
21.75 mi
Rank: #23499 (+45)
21M → 35K
7:22 | 9:51/mi
23M
3:43:05
23.00 mi
Rank: #23567 (-68)
35K → 23M
13:43 | 10:58/mi
24M
3:53:55
24.00 mi
Rank: #23616 (-49)
23M → 24M
10:50 | 10:50/mi
40K
4:03:50
24.85 mi
Rank: #23704 (-88)
24M → 40K
9:55 | 11:36/mi
25.2M
4:07:54
25.20 mi
Rank: #23700 (+4)
40K → 25.2M
4:04 | 11:48/mi
FINISH
4:18:22
26.22 mi
Rank: #23737 (-37)
25.2M → FINISH
10:28 | 10:17/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
Time2:01:22
Pace9:16 /mi
2nd Half
Distance13.11 mi
Time2:17:00
Pace10:28 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:5826:128:2626:12
8:26
-
10K
6.21 mi12:23:3452:488:3026:36
8:34
+0:08
15K
9.32 mi12:52:501:22:048:4929:16
9:26
+0:52
20K
12.43 mi13:25:221:54:369:1432:32
10:29
+1:03
HALF
13.11 mi13:32:082:01:229:166:46
9:56
-0:33
25K
15.53 mi13:56:132:25:279:2224:05
9:56
0:00
30K
18.64 mi14:27:372:56:519:3031:24
10:07
+0:11
20M
20.00 mi14:41:473:11:019:3414:10
10:26
+0:19
21M
21.00 mi14:52:463:22:009:3810:59
10:59
+0:33
35K
21.75 mi15:00:083:29:229:387:22
9:51
-1:08
23M
23.00 mi15:13:513:43:059:4213:43
10:58
+1:07
24M
24.00 mi15:24:413:53:559:4510:50
10:50
-0:08
40K
24.85 mi15:34:364:03:509:499:55
11:36
+0:46
25.2M
25.20 mi15:38:404:07:549:514:04
11:48
+0:12
FINISH
26.22 mi15:49:084:18:229:5210:28
10:17
-1:31

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

8:26 /mi

Average Pace

9:52 /mi

Slowest Pace

11:48 /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

1:22:04

32% of race

Time at Steady Pace

2:06:47

49% of race

Time at Slower Pace

49:31

19% of race

Average Pace: 9:51 /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 mi11:56:5826:128:2626:12
8:26
#19712
10K
6.21 mi12:23:3452:488:3026:36
8:34
#20169
15K
9.32 mi12:52:501:22:048:4929:16
9:26
#21805
20K
12.43 mi13:25:221:54:369:1432:32
10:29
#23439
HALF
13.11 mi13:32:082:01:229:166:46
9:56
#23587
25K
15.53 mi13:56:132:25:279:2224:05
9:56
#23657
30K
18.64 mi14:27:372:56:519:3031:24
10:07
#23598
20M
20.00 mi14:41:473:11:019:3414:10
10:26
#23584
21M
21.00 mi14:52:463:22:009:3810:59
10:59
#23544
35K
21.75 mi15:00:083:29:229:387:22
9:51
#23499
23M
23.00 mi15:13:513:43:059:4213:43
10:58
#23567
24M
24.00 mi15:24:413:53:559:4510:50
10:50
#23616
40K
24.85 mi15:34:364:03:509:499:55
11:36
#23704
25.2M
25.20 mi15:38:404:07:549:514:04
11:48
#23700
FINISH
26.22 mi15:49:084:18:229:5210:28
10:17
#23737
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 mi197127484748424208(Top 83%)9764(Top 78%)9764(Top 171%)
10K6.21 mi3.10 mi20169-4577697-2137697-21320705(Top 71%)7976(Top 63%)7976(Top 140%)
15K9.32 mi3.11 mi21805-16368565-8688565-86824208(Top 83%)9764(Top 78%)9764(Top 171%)
20K12.43 mi3.11 mi23439-16349379-8149379-81426065(Top 90%)10775(Top 86%)10775(Top 189%)
HALF13.11 mi0.68 mi23587-1489454-759454-7525507(Top 88%)10488(Top 83%)10488(Top 183%)
25K15.53 mi2.42 mi23657-709500-469500-4624131(Top 83%)9778(Top 78%)9778(Top 171%)
30K18.64 mi3.11 mi23598+599506-69506-623398(Top 81%)9506(Top 76%)9506(Top 166%)
20M20.00 mi1.36 mi23584+149512-69512-623689(Top 82%)9742(Top 77%)9742(Top 170%)
21M21.00 mi1.00 mi23544+409501+119501+1123078(Top 80%)9470(Top 75%)9470(Top 166%)
35K21.75 mi0.75 mi23499+459495+69495+622771(Top 78%)9345(Top 74%)9345(Top 163%)
23M23.00 mi1.25 mi23567-689535-409535-4024419(Top 84%)10269(Top 82%)10269(Top 180%)
24M24.00 mi1.00 mi23616-499573-389573-3824781(Top 85%)10485(Top 83%)10485(Top 183%)
40K24.85 mi0.85 mi23704-889627-549627-5425266(Top 87%)10768(Top 86%)10768(Top 188%)
25.2M25.20 mi0.35 mi23700+49634-79634-724091(Top 83%)10184(Top 81%)10184(Top 178%)
FINISH26.22 mi1.02 mi23737-379673-399673-3924534(Top 85%)10386(Top 83%)10386(Top 182%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21
+97ft-345ft

Overall

24208

Females

9764

F18-39

9764

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20705

Females

7976

F18-39

7976

10K→15K

6.2 - 9.3 mi

Top 83%
×3
+67ft-78ft

Overall

24208

Females

9764

F18-39

9764

15K→20K

9.3 - 12.4 mi

Top 90%
×5
+106ft-86ft

Overall

26065

Females

10775

F18-39

10775

20K→HALF

12.4 - 13.1 mi

Top 88%
×2
+19ft-37ft

Overall

25507

Females

10488

F18-39

10488

HALF→25K

13.1 - 15.5 mi

Top 83%
×4
+66ft-88ft

Overall

24131

Females

9778

F18-39

9778

25K→30K

15.5 - 18.6 mi

Top 81%
×9
+181ft-148ft

Overall

23398

Females

9506

F18-39

9506

30K→20M

18.6 - 20.0 mi

Top 82%
×5
+64ft-50ft

Overall

23689

Females

9742

F18-39

9742

20M→21M

20.0 - 21.0 mi

Top 80%
×8
+106ft-24ft

Overall

23078

Females

9470

F18-39

9470

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22771

Females

9345

F18-39

9345

35K→23M

21.8 - 23.0 mi

Top 84%
×5
+23ft-63ft

Overall

24419

Females

10269

F18-39

10269

23M→24M

23.0 - 24.0 mi

Top 85%
×6
+12ft-82ft

Overall

24781

Females

10485

F18-39

10485

24M→40K

24.0 - 24.9 mi

Top 87%
×1
+6ft-20ft

Overall

25266

Females

10768

F18-39

10768

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1
+13ft-16ft

Overall

24091

Females

10184

F18-39

10184

25.2M→FINISH

25.2 - 26.2 mi

Top 85%
×2
+22ft-21ft

Overall

24534

Females

10386

F18-39

10386

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
757
Passed By
1527
Net Change
-4025
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19712
5K → 10K115200-457#19712#20169
10K → 15K3200-1636#20169#21805
15K → 20K10200-1634#21805#23439
20K → HALF3151-148#23439#23587
HALF → 25K86156-70#23587#23657
25K → 30K171112+59#23657#23598
30K → 20M7561+14#23598#23584
20M → 21M7333+40#23584#23544
21M → 35K6116+45#23544#23499
35K → 23M35103-68#23499#23567
23M → 24M3584-49#23567#23616
24M → 40K27115-88#23616#23704
40K → 25.2M2723+4#23704#23700
25.2M → FINISH3673-37#23700#23737
TOTALS7571527-4025
📊

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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