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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Heather Puchalski

Bib: 23887 •F •Age: N/A

NC

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
Race Day Weather
51°/41°F
overcast clouds
Personalized for Heather

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 9:05/mi at mile 9.3

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
29:00
3.11 mi
Rank: #23929
Start → 5K
29:00 | 9:21/mi
10K
57:29
6.21 mi
Rank: #23726 (+203)
5K → 10K
28:29 | 9:11/mi
15K
1:25:41
9.32 mi
Rank: #23521 (+205)
10K → 15K
28:12 | 9:05/mi
20K
1:54:45
12.43 mi
Rank: #23486 (+35)
15K → 20K
29:04 | 9:22/mi
HALF
2:00:58
13.11 mi
Rank: #23481 (+5)
20K → HALF
6:13 | 9:08/mi
25K
2:23:59
15.53 mi
Rank: #23363 (+118)
HALF → 25K
23:01 | 9:30/mi
30K
2:54:32
18.64 mi
Rank: #23211 (+152)
25K → 30K
30:33 | 9:50/mi
20M
3:08:05
20.00 mi
Rank: #23132 (+79)
30K → 20M
13:33 | 9:59/mi
21M
3:19:30
21.00 mi
Rank: #23175 (-43)
20M → 21M
11:25 | 11:25/mi
35K
3:26:43
21.75 mi
Rank: #23125 (+50)
21M → 35K
7:13 | 9:39/mi
23M
3:39:39
23.00 mi
Rank: #23108 (+17)
35K → 23M
12:56 | 10:21/mi
24M
3:49:44
24.00 mi
Rank: #23090 (+18)
23M → 24M
10:05 | 10:05/mi
40K
3:58:41
24.85 mi
Rank: #23078 (+12)
24M → 40K
8:57 | 10:29/mi
25.2M
4:02:42
25.20 mi
Rank: #23090 (-12)
40K → 25.2M
4:01 | 11:39/mi
FINISH
4:13:15
26.22 mi
Rank: #23148 (-58)
25.2M → FINISH
10:33 | 10:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:00:58
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:12:17
Pace10:06 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:1629:009:2129:00
9:21
-
10K
6.21 mi12:00:4557:299:1628:29
9:11
-0:10
15K
9.32 mi12:28:571:25:419:1228:12
9:05
-0:06
20K
12.43 mi12:58:011:54:459:1529:04
9:22
+0:17
HALF
13.11 mi13:04:142:00:589:146:13
9:08
-0:14
25K
15.53 mi13:27:152:23:599:1723:01
9:30
+0:22
30K
18.64 mi13:57:482:54:329:2230:33
9:50
+0:20
20M
20.00 mi14:11:213:08:059:2513:33
9:59
+0:09
21M
21.00 mi14:22:463:19:309:3111:25
11:25
+1:26
35K
21.75 mi14:29:593:26:439:317:13
9:39
-1:46
23M
23.00 mi14:42:553:39:399:3412:56
10:21
+0:42
24M
24.00 mi14:53:003:49:449:3510:05
10:05
-0:16
40K
24.85 mi15:01:573:58:419:378:57
10:29
+0:24
25.2M
25.20 mi15:05:584:02:429:384:01
11:39
+1:10
FINISH
26.22 mi15:16:314:13:159:4010:33
10:22
-1:17

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

9:05 /mi

Average Pace

9:40 /mi

Slowest Pace

11:39 /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

2:00:58

48% of race

Time at Steady Pace

1:24:25

33% of race

Time at Slower Pace

47:52

19% of race

Average Pace: 9:40 /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 mi11:32:1629:009:2129:00
9:21
#23929
10K
6.21 mi12:00:4557:299:1628:29
9:11
#23726
15K
9.32 mi12:28:571:25:419:1228:12
9:05
#23521
20K
12.43 mi12:58:011:54:459:1529:04
9:22
#23486
HALF
13.11 mi13:04:142:00:589:146:13
9:08
#23481
25K
15.53 mi13:27:152:23:599:1723:01
9:30
#23363
30K
18.64 mi13:57:482:54:329:2230:33
9:50
#23211
20M
20.00 mi14:11:213:08:059:2513:33
9:59
#23132
21M
21.00 mi14:22:463:19:309:3111:25
11:25
#23175
35K
21.75 mi14:29:593:26:439:317:13
9:39
#23125
23M
23.00 mi14:42:553:39:399:3412:56
10:21
#23108
24M
24.00 mi14:53:003:49:449:3510:05
10:05
#23090
40K
24.85 mi15:01:573:58:419:378:57
10:29
#23078
25.2M
25.20 mi15:05:584:02:429:384:01
11:39
#23090
FINISH
26.22 mi15:16:314:13:159:4010:33
10:22
#23148
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi239299629962923047(Top 79%)9170(Top 73%)9170(Top 744%)
10K6.21 mi3.10 mi23726+2039525+1049525+10423507(Top 81%)9405(Top 75%)9405(Top 763%)
15K9.32 mi3.11 mi23521+2059419+1069419+10623047(Top 79%)9170(Top 73%)9170(Top 744%)
20K12.43 mi3.11 mi23486+359404+159404+1523309(Top 80%)9348(Top 74%)9348(Top 758%)
HALF13.11 mi0.68 mi23481+59400+49400+423232(Top 80%)9280(Top 74%)9280(Top 753%)
25K15.53 mi2.42 mi23363+1189360+409360+4023000(Top 79%)9202(Top 73%)9202(Top 746%)
30K18.64 mi3.11 mi23211+1529324+369324+3622666(Top 78%)9105(Top 72%)9105(Top 738%)
20M20.00 mi1.36 mi23132+799305+199305+1922523(Top 78%)9119(Top 72%)9119(Top 740%)
21M21.00 mi1.00 mi23175-439332-279332-2724022(Top 83%)9983(Top 79%)9983(Top 810%)
35K21.75 mi0.75 mi23125+509317+159317+1522224(Top 77%)9066(Top 72%)9066(Top 735%)
23M23.00 mi1.25 mi23108+179317931722985(Top 79%)9511(Top 76%)9511(Top 771%)
24M24.00 mi1.00 mi23090+189319-29319-223043(Top 79%)9573(Top 76%)9573(Top 776%)
40K24.85 mi0.85 mi23078+129327-89327-823133(Top 80%)9692(Top 77%)9692(Top 786%)
25.2M25.20 mi0.35 mi23090-129328-19328-123824(Top 82%)10049(Top 80%)10049(Top 815%)
FINISH26.22 mi1.02 mi23148-589368-409368-4024722(Top 85%)10479(Top 83%)10479(Top 850%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21
+97ft-345ft

Overall

23047

Females

9170

F50-54

9170

5K→10K

3.1 - 6.2 mi

Top 81%
×5
+79ft-138ft

Overall

23507

Females

9405

F50-54

9405

10K→15K

6.2 - 9.3 mi

Top 79%
×3
+67ft-78ft

Overall

23047

Females

9170

F50-54

9170

15K→20K

9.3 - 12.4 mi

Top 80%
×5
+106ft-86ft

Overall

23309

Females

9348

F50-54

9348

20K→HALF

12.4 - 13.1 mi

Top 80%
×2
+19ft-37ft

Overall

23232

Females

9280

F50-54

9280

HALF→25K

13.1 - 15.5 mi

Top 79%
×4
+66ft-88ft

Overall

23000

Females

9202

F50-54

9202

25K→30K

15.5 - 18.6 mi

Top 78%
×9
+181ft-148ft

Overall

22666

Females

9105

F50-54

9105

30K→20M

18.6 - 20.0 mi

Top 78%
×5
+64ft-50ft

Overall

22523

Females

9119

F50-54

9119

20M→21M

20.0 - 21.0 mi

Top 83%
×8
+106ft-24ft

Overall

24022

Females

9983

F50-54

9983

21M→35K

21.0 - 21.8 mi

Top 77%
×7
+17ft-86ft

Overall

22224

Females

9066

F50-54

9066

35K→23M

21.8 - 23.0 mi

Top 79%
×5
+23ft-63ft

Overall

22985

Females

9511

F50-54

9511

23M→24M

23.0 - 24.0 mi

Top 79%
×6
+12ft-82ft

Overall

23043

Females

9573

F50-54

9573

24M→40K

24.0 - 24.9 mi

Top 80%
×1
+6ft-20ft

Overall

23133

Females

9692

F50-54

9692

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1
+13ft-16ft

Overall

23824

Females

10049

F50-54

10049

25.2M→FINISH

25.2 - 26.2 mi

Top 85%
×2
+22ft-21ft

Overall

24722

Females

10479

F50-54

10479

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1662*
Passed By
881
Net Change
+781
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23929
5K → 10K336*133+203#23929#23726
10K → 15K271*66+205#23726#23521
15K → 20K174139+35#23521#23486
20K → HALF2924+5#23486#23481
HALF → 25K17456+118#23481#23363
25K → 30K226*74+152#23363#23211
30K → 20M11031+79#23211#23132
20M → 21M58101-43#23132#23175
21M → 35K6616+50#23175#23125
35K → 23M7255+17#23125#23108
23M → 24M5537+18#23108#23090
24M → 40K5442+12#23090#23078
40K → 25.2M1325-12#23078#23090
25.2M → FINISH2482-58#23090#23148
TOTALS1662*881+781

* 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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