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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kristin Demonico

Bib: 21340 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 43%
Masters (Masters Women)
#0 / 6862
Top 28%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51°/41°F
overcast clouds
Personalized for Kristin

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 · 7:33/mi at mile 21.7

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
25:36
3.11 mi
Rank: #18478
Start → 5K
25:36 | 8:15/mi
10K
50:38
6.21 mi
Rank: #18089 (+389)
5K → 10K
25:02 | 8:04/mi
15K
1:15:35
9.32 mi
Rank: #17826 (+263)
10K → 15K
24:57 | 8:02/mi
20K
1:40:34
12.43 mi
Rank: #17461 (+365)
15K → 20K
24:59 | 8:03/mi
HALF
1:45:59
13.11 mi
Rank: #17426 (+35)
20K → HALF
5:25 | 7:57/mi
25K
2:05:44
15.53 mi
Rank: #17223 (+203)
HALF → 25K
19:45 | 8:09/mi
30K
2:31:14
18.64 mi
Rank: #16794 (+429)
25K → 30K
25:30 | 8:13/mi
20M
2:42:29
20.00 mi
Rank: #16646 (+148)
30K → 20M
11:15 | 8:17/mi
21M
2:50:58
21.00 mi
Rank: #16399 (+247)
20M → 21M
8:29 | 8:29/mi
35K
2:56:37
21.75 mi
Rank: #16202 (+197)
21M → 35K
5:39 | 7:34/mi
23M
3:06:43
23.00 mi
Rank: #15987 (+215)
35K → 23M
10:06 | 8:05/mi
24M
3:14:33
24.00 mi
Rank: #15833 (+154)
23M → 24M
7:50 | 7:50/mi
40K
3:21:42
24.85 mi
Rank: #15778 (+55)
24M → 40K
7:09 | 8:22/mi
25.2M
3:24:53
25.20 mi
Rank: #15778
40K → 25.2M
3:11 | 9:14/mi
FINISH
3:33:11
26.22 mi
Rank: #15767 (+11)
25.2M → FINISH
8:18 | 8:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:45:59
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:47:12
Pace8:11 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:4425:368:1525:36
8:15
-
10K
6.21 mi11:51:4650:388:0925:02
8:04
-0:11
15K
9.32 mi12:16:431:15:358:0724:57
8:02
-0:02
20K
12.43 mi12:41:421:40:348:0624:59
8:03
+0:01
HALF
13.11 mi12:47:071:45:598:065:25
7:57
-0:06
25K
15.53 mi13:06:522:05:448:0619:45
8:09
+0:12
30K
18.64 mi13:32:222:31:148:0725:30
8:13
+0:04
20M
20.00 mi13:43:372:42:298:0811:15
8:17
+0:04
21M
21.00 mi13:52:062:50:588:098:29
8:29
+0:12
35K
21.75 mi13:57:452:56:378:085:39
7:34
-0:55
23M
23.00 mi14:07:513:06:438:0810:06
8:05
+0:31
24M
24.00 mi14:15:413:14:338:077:50
7:50
-0:15
40K
24.85 mi14:22:503:21:428:077:09
8:22
+0:32
25.2M
25.20 mi14:26:013:24:538:083:11
9:14
+0:52
FINISH
26.22 mi14:34:193:33:118:098:18
8:09
-1:05

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

7:34 /mi

Average Pace

8:08 /mi

Slowest Pace

9:14 /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

18:54

9% of race

Time at Steady Pace

2:55:28

82% of race

Time at Slower Pace

18:49

9% of race

Average Pace: 8:08 /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 mi11:26:4425:368:1525:36
8:15
#18478
10K
6.21 mi11:51:4650:388:0925:02
8:04
#18089
15K
9.32 mi12:16:431:15:358:0724:57
8:02
#17826
20K
12.43 mi12:41:421:40:348:0624:59
8:03
#17461
HALF
13.11 mi12:47:071:45:598:065:25
7:57
#17426
25K
15.53 mi13:06:522:05:448:0619:45
8:09
#17223
30K
18.64 mi13:32:222:31:148:0725:30
8:13
#16794
20M
20.00 mi13:43:372:42:298:0811:15
8:17
#16646
21M
21.00 mi13:52:062:50:588:098:29
8:29
#16399
35K
21.75 mi13:57:452:56:378:085:39
7:34
#16202
23M
23.00 mi14:07:513:06:438:0810:06
8:05
#15987
24M
24.00 mi14:15:413:14:338:077:50
7:50
#15833
40K
24.85 mi14:22:503:21:428:077:09
8:22
#15778
25.2M
25.20 mi14:26:013:24:538:083:11
9:14
#15778
FINISH
26.22 mi14:34:193:33:118:098:18
8:09
#15767
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi184786780678017254(Top 59%)6054(Top 48%)6054(Top 349%)
10K6.21 mi3.10 mi18089+3896548+2326548+23217672(Top 61%)6301(Top 50%)6301(Top 363%)
15K9.32 mi3.11 mi17826+2636391+1576391+15717254(Top 59%)6054(Top 48%)6054(Top 349%)
20K12.43 mi3.11 mi17461+3656189+2026189+20216435(Top 57%)5617(Top 45%)5617(Top 323%)
HALF13.11 mi0.68 mi17426+356171+186171+1816761(Top 58%)5768(Top 46%)5768(Top 332%)
25K15.53 mi2.42 mi17223+2036062+1096062+10916436(Top 57%)5670(Top 45%)5670(Top 326%)
30K18.64 mi3.11 mi16794+4295855+2075855+20714984(Top 52%)4966(Top 39%)4966(Top 286%)
20M20.00 mi1.36 mi16646+1485792+635792+6314843(Top 51%)4965(Top 39%)4965(Top 286%)
21M21.00 mi1.00 mi16399+2475669+1235669+12313057(Top 45%)4094(Top 33%)4094(Top 236%)
35K21.75 mi0.75 mi16202+1975581+885581+8811319(Top 39%)3185(Top 25%)3185(Top 183%)
23M23.00 mi1.25 mi15987+2155482+995482+9912995(Top 45%)4160(Top 33%)4160(Top 239%)
24M24.00 mi1.00 mi15833+1545398+845398+8412621(Top 43%)4060(Top 32%)4060(Top 234%)
40K24.85 mi0.85 mi15778+555385+135385+1314875(Top 51%)5366(Top 43%)5366(Top 309%)
25.2M25.20 mi0.35 mi157785393-85393-816002(Top 55%)5956(Top 47%)5956(Top 343%)
FINISH26.22 mi1.02 mi15767+115413-205413-2016093(Top 55%)5992(Top 48%)5992(Top 345%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21
+97ft-345ft

Overall

17254

Females

6054

F40-44

6054

5K→10K

3.1 - 6.2 mi

Top 61%
×5
+79ft-138ft

Overall

17672

Females

6301

F40-44

6301

10K→15K

6.2 - 9.3 mi

Top 59%
×3
+67ft-78ft

Overall

17254

Females

6054

F40-44

6054

15K→20K

9.3 - 12.4 mi

Top 57%
×5
+106ft-86ft

Overall

16435

Females

5617

F40-44

5617

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16761

Females

5768

F40-44

5768

HALF→25K

13.1 - 15.5 mi

Top 57%
×4
+66ft-88ft

Overall

16436

Females

5670

F40-44

5670

25K→30K

15.5 - 18.6 mi

Top 52%
×9
+181ft-148ft

Overall

14984

Females

4966

F40-44

4966

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14843

Females

4965

F40-44

4965

20M→21M

20.0 - 21.0 mi

Top 45%
×8
+106ft-24ft

Overall

13057

Females

4094

F40-44

4094

21M→35K

21.0 - 21.8 mi

Top 39%
×7
+17ft-86ft

Overall

11319

Females

3185

F40-44

3185

35K→23M

21.8 - 23.0 mi

Top 45%
×5
+23ft-63ft

Overall

12995

Females

4160

F40-44

4160

23M→24M

23.0 - 24.0 mi

Top 43%
×6
+12ft-82ft

Overall

12621

Females

4060

F40-44

4060

24M→40K

24.0 - 24.9 mi

Top 51%
×1
+6ft-20ft

Overall

14875

Females

5366

F40-44

5366

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1
+13ft-16ft

Overall

16002

Females

5956

F40-44

5956

25.2M→FINISH

25.2 - 26.2 mi

Top 55%
×2
+22ft-21ft

Overall

16093

Females

5992

F40-44

5992

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3196*
Passed By
485
Net Change
+2711
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18478
5K → 10K537*148+389#18478#18089
10K → 15K329*66+263#18089#17826
15K → 20K397*32+365#17826#17461
20K → HALF5116+35#17461#17426
HALF → 25K243*40+203#17426#17223
25K → 30K450*21+429#17223#16794
30K → 20M16618+148#16794#16646
20M → 21M254*7+247#16646#16399
21M → 35K1981+197#16399#16202
35K → 23M223*8+215#16202#15987
23M → 24M16410+154#15987#15833
24M → 40K9540+55#15833#15778
40K → 25.2M28280#15778#15778
25.2M → FINISH6150+11#15778#15767
TOTALS3196*485+2711

* 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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