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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Heidi Dew

Bib: 7104 •F •Age: N/A

CT

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 17%
Gender (Female)
#0 / 12578
Top 4%
Age Group (F18-39)
#0 / 5716
Top 7%
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
20:18
3.11 mi
Rank: #4471
Start → 5K
20:18 | 6:33/mi
10K
40:50
6.21 mi
Rank: #4786 (-315)
5K → 10K
20:32 | 6:37/mi
15K
1:01:18
9.32 mi
Rank: #4787 (-1)
10K → 15K
20:28 | 6:36/mi
20K
1:22:05
12.43 mi
Rank: #4834 (-47)
15K → 20K
20:47 | 6:42/mi
HALF
1:26:33
13.11 mi
Rank: #4823 (+11)
20K → HALF
4:28 | 6:34/mi
25K
1:42:48
15.53 mi
Rank: #4799 (+24)
HALF → 25K
16:15 | 6:43/mi
30K
2:04:04
18.64 mi
Rank: #4747 (+52)
25K → 30K
21:16 | 6:51/mi
20M
2:13:41
20.00 mi
Rank: #4807 (-60)
30K → 20M
9:37 | 7:05/mi
21M
2:21:12
21.00 mi
Rank: #4900 (-93)
20M → 21M
7:31 | 7:31/mi
35K
2:26:21
21.75 mi
Rank: #4935 (-35)
21M → 35K
5:09 | 6:54/mi
23M
2:35:08
23.00 mi
Rank: #4949 (-14)
35K → 23M
8:47 | 7:02/mi
24M
2:42:11
24.00 mi
Rank: #5008 (-59)
23M → 24M
7:03 | 7:03/mi
40K
2:48:15
24.85 mi
Rank: #5008
24M → 40K
6:04 | 7:06/mi
25.2M
2:50:53
25.20 mi
Rank: #5019 (-11)
40K → 25.2M
2:38 | 7:39/mi
FINISH
2:57:48
26.22 mi
Rank: #5055 (-36)
25.2M → FINISH
6:55 | 6:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:33
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:31:15
Pace6:58 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3920:186:3320:18
6:33
-
10K
6.21 mi10:46:1140:506:3520:32
6:37
+0:04
15K
9.32 mi11:06:391:01:186:3520:28
6:36
-0:01
20K
12.43 mi11:27:261:22:056:3720:47
6:42
+0:06
HALF
13.11 mi11:31:541:26:336:374:28
6:34
-0:08
25K
15.53 mi11:48:091:42:486:3816:15
6:43
+0:09
30K
18.64 mi12:09:252:04:046:4021:16
6:51
+0:08
20M
20.00 mi12:19:022:13:416:429:37
7:05
+0:14
21M
21.00 mi12:26:332:21:126:447:31
7:31
+0:26
35K
21.75 mi12:31:422:26:216:445:09
6:54
-0:37
23M
23.00 mi12:40:292:35:086:458:47
7:02
+0:08
24M
24.00 mi12:47:322:42:116:467:03
7:03
+0:01
40K
24.85 mi12:53:362:48:156:476:04
7:06
+0:03
25.2M
25.20 mi12:56:142:50:536:472:38
7:39
+0:33
FINISH
26.22 mi13:03:092:57:486:486:55
6:48
-0:51

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

6:33 /mi

Average Pace

6:47 /mi

Slowest Pace

7:39 /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

2:47:39

94% of race

Time at Steady Pace

10:09

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:25:3920:186:3320:18
6:33
#4471
10K
6.21 mi10:46:1140:506:3520:32
6:37
#4786
15K
9.32 mi11:06:391:01:186:3520:28
6:36
#4787
20K
12.43 mi11:27:261:22:056:3720:47
6:42
#4834
HALF
13.11 mi11:31:541:26:336:374:28
6:34
#4823
25K
15.53 mi11:48:091:42:486:3816:15
6:43
#4799
30K
18.64 mi12:09:252:04:046:4021:16
6:51
#4747
20M
20.00 mi12:19:022:13:416:429:37
7:05
#4807
21M
21.00 mi12:26:332:21:126:447:31
7:31
#4900
35K
21.75 mi12:31:422:26:216:445:09
6:54
#4935
23M
23.00 mi12:40:292:35:086:458:47
7:02
#4949
24M
24.00 mi12:47:322:42:116:467:03
7:03
#5008
40K
24.85 mi12:53:362:48:156:476:04
7:06
#5008
25.2M
25.20 mi12:56:142:50:536:472:38
7:39
#5019
FINISH
26.22 mi13:03:092:57:486:486:55
6:48
#5055
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 mi44712542544852(Top 17%)313(Top 2%)313(Top 5%)
10K6.21 mi3.10 mi4786-315298-44298-445115(Top 18%)351(Top 3%)351(Top 6%)
15K9.32 mi3.11 mi4787-1299-1299-14852(Top 17%)313(Top 2%)313(Top 5%)
20K12.43 mi3.11 mi4834-47304-5304-55132(Top 18%)383(Top 3%)383(Top 7%)
HALF13.11 mi0.68 mi4823+11299+5299+54936(Top 17%)346(Top 3%)346(Top 6%)
25K15.53 mi2.42 mi4799+24298+1298+14931(Top 17%)389(Top 3%)389(Top 7%)
30K18.64 mi3.11 mi4747+52309-11309-114747(Top 16%)413(Top 3%)413(Top 7%)
20M20.00 mi1.36 mi4807-60324-15324-156115(Top 21%)767(Top 6%)767(Top 13%)
21M21.00 mi1.00 mi4900-93355-31355-316607(Top 23%)1058(Top 8%)1058(Top 19%)
35K21.75 mi0.75 mi4935-35364-9364-96316(Top 22%)910(Top 7%)910(Top 16%)
23M23.00 mi1.25 mi4949-14377-13377-135598(Top 19%)754(Top 6%)754(Top 13%)
24M24.00 mi1.00 mi5008-59404-27404-276838(Top 24%)1220(Top 10%)1220(Top 21%)
40K24.85 mi0.85 mi5008425-21425-216121(Top 21%)1027(Top 8%)1027(Top 18%)
25.2M25.20 mi0.35 mi5019-11435-10435-106087(Top 21%)1070(Top 9%)1070(Top 19%)
FINISH26.22 mi1.02 mi5055-36450-15450-156045(Top 21%)1122(Top 9%)1122(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21
+97ft-345ft

Overall

4852

Females

313

F18-39

313

5K→10K

3.1 - 6.2 mi

Top 18%
×5
+79ft-138ft

Overall

5115

Females

351

F18-39

351

10K→15K

6.2 - 9.3 mi

Top 17%
×3
+67ft-78ft

Overall

4852

Females

313

F18-39

313

15K→20K

9.3 - 12.4 mi

Top 18%
×5
+106ft-86ft

Overall

5132

Females

383

F18-39

383

20K→HALF

12.4 - 13.1 mi

Top 17%
×2
+19ft-37ft

Overall

4936

Females

346

F18-39

346

HALF→25K

13.1 - 15.5 mi

Top 17%
×4
+66ft-88ft

Overall

4931

Females

389

F18-39

389

25K→30K

15.5 - 18.6 mi

Top 16%
×9
+181ft-148ft

Overall

4747

Females

413

F18-39

413

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6115

Females

767

F18-39

767

20M→21M

20.0 - 21.0 mi

Top 23%
×8
+106ft-24ft

Overall

6607

Females

1058

F18-39

1058

21M→35K

21.0 - 21.8 mi

Top 22%
×7
+17ft-86ft

Overall

6316

Females

910

F18-39

910

35K→23M

21.8 - 23.0 mi

Top 19%
×5
+23ft-63ft

Overall

5598

Females

754

F18-39

754

23M→24M

23.0 - 24.0 mi

Top 24%
×6
+12ft-82ft

Overall

6838

Females

1220

F18-39

1220

24M→40K

24.0 - 24.9 mi

Top 21%
×1
+6ft-20ft

Overall

6121

Females

1027

F18-39

1027

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1
+13ft-16ft

Overall

6087

Females

1070

F18-39

1070

25.2M→FINISH

25.2 - 26.2 mi

Top 21%
×2
+22ft-21ft

Overall

6045

Females

1122

F18-39

1122

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
827
Passed By
1239
Net Change
-584
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4471
5K → 10K57200-315#4471#4786
10K → 15K110111-1#4786#4787
15K → 20K78125-47#4787#4834
20K → HALF2615+11#4834#4823
HALF → 25K7753+24#4823#4799
25K → 30K14290+52#4799#4747
30K → 20M3797-60#4747#4807
20M → 21M36129-93#4807#4900
21M → 35K3368-35#4900#4935
35K → 23M6377-14#4935#4949
23M → 24M41100-59#4949#5008
24M → 40K69690#5008#5008
40K → 25.2M1829-11#5008#5019
25.2M → FINISH4076-36#5019#5055
TOTALS8271239-584
📊

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

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