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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Carolyn Coffin

Bib: 19228 •F •Age: N/A

MB

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
Top 45%
Age Group (F45-49)
#0 / 1786
Race Day Weather
51°/41°F
overcast clouds
Personalized for Carolyn

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 · 7:46/mi at mile 26.2

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
25:57
3.11 mi
Rank: #19220
Start → 5K
25:57 | 8:22/mi
10K
51:45
6.21 mi
Rank: #19206 (+14)
5K → 10K
25:48 | 8:19/mi
15K
1:17:39
9.32 mi
Rank: #19184 (+22)
10K → 15K
25:54 | 8:21/mi
20K
1:44:00
12.43 mi
Rank: #19192 (-8)
15K → 20K
26:21 | 8:29/mi
HALF
1:49:48
13.11 mi
Rank: #19242 (-50)
20K → HALF
5:48 | 8:31/mi
25K
2:10:58
15.53 mi
Rank: #19325 (-83)
HALF → 25K
21:10 | 8:44/mi
30K
2:39:17
18.64 mi
Rank: #19487 (-162)
25K → 30K
28:19 | 9:07/mi
20M
2:51:14
20.00 mi
Rank: #19340 (+147)
30K → 20M
11:57 | 8:48/mi
21M
3:00:23
21.00 mi
Rank: #19188 (+152)
20M → 21M
9:09 | 9:09/mi
35K
3:06:37
21.75 mi
Rank: #19084 (+104)
21M → 35K
6:14 | 8:20/mi
23M
3:17:14
23.00 mi
Rank: #18878 (+206)
35K → 23M
10:37 | 8:30/mi
24M
3:25:43
24.00 mi
Rank: #18773 (+105)
23M → 24M
8:29 | 8:29/mi
40K
3:33:01
24.85 mi
Rank: #18671 (+102)
24M → 40K
7:18 | 8:33/mi
25.2M
3:36:07
25.20 mi
Rank: #18618 (+53)
40K → 25.2M
3:06 | 9:00/mi
FINISH
3:44:02
26.22 mi
Rank: #18415 (+203)
25.2M → FINISH
7:55 | 7:47/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:48
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:54:14
Pace8:43 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:1025:578:2225:57
8:22
-
10K
6.21 mi11:53:5851:458:2025:48
8:19
-0:03
15K
9.32 mi12:19:521:17:398:2025:54
8:21
+0:02
20K
12.43 mi12:46:131:44:008:2326:21
8:29
+0:08
HALF
13.11 mi12:52:011:49:488:235:48
8:31
+0:02
25K
15.53 mi13:13:112:10:588:2621:10
8:44
+0:13
30K
18.64 mi13:41:302:39:178:3328:19
9:07
+0:23
20M
20.00 mi13:53:272:51:148:3411:57
8:48
-0:19
21M
21.00 mi14:02:363:00:238:369:09
9:09
+0:21
35K
21.75 mi14:08:503:06:378:356:14
8:20
-0:49
23M
23.00 mi14:19:273:17:148:3510:37
8:30
+0:10
24M
24.00 mi14:27:563:25:438:358:29
8:29
-0:01
40K
24.85 mi14:35:143:33:018:357:18
8:33
+0:04
25.2M
25.20 mi14:38:203:36:078:353:06
9:00
+0:27
FINISH
26.22 mi14:46:153:44:028:347:55
7:47
-1:13

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

7:47 /mi

Average Pace

8:33 /mi

Slowest Pace

9:09 /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

2:30:21

67% of race

Time at Steady Pace

1:13:41

33% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:33 /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 mi11:28:1025:578:2225:57
8:22
#19220
10K
6.21 mi11:53:5851:458:2025:48
8:19
#19206
15K
9.32 mi12:19:521:17:398:2025:54
8:21
#19184
20K
12.43 mi12:46:131:44:008:2326:21
8:29
#19192
HALF
13.11 mi12:52:011:49:488:235:48
8:31
#19242
25K
15.53 mi13:13:112:10:588:2621:10
8:44
#19325
30K
18.64 mi13:41:302:39:178:3328:19
9:07
#19487
20M
20.00 mi13:53:272:51:148:3411:57
8:48
#19340
21M
21.00 mi14:02:363:00:238:369:09
9:09
#19188
35K
21.75 mi14:08:503:06:378:356:14
8:20
#19084
23M
23.00 mi14:19:273:17:148:3510:37
8:30
#18878
24M
24.00 mi14:27:563:25:438:358:29
8:29
#18773
40K
24.85 mi14:35:143:33:018:357:18
8:33
#18671
25.2M
25.20 mi14:38:203:36:078:353:06
9:00
#18618
FINISH
26.22 mi14:46:153:44:028:347:55
7:47
#18415
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi192207208720819206(Top 66%)7153(Top 57%)7153(Top 401%)
10K6.21 mi3.10 mi19206+147182+267182+2619207(Top 66%)7137(Top 57%)7137(Top 400%)
15K9.32 mi3.11 mi19184+227155+277155+2719206(Top 66%)7153(Top 57%)7153(Top 401%)
20K12.43 mi3.11 mi19192-87166-117166-1119204(Top 66%)7182(Top 57%)7182(Top 402%)
HALF13.11 mi0.68 mi19242-507195-297195-2920308(Top 70%)7739(Top 62%)7739(Top 433%)
25K15.53 mi2.42 mi19325-837250-557250-5519869(Top 68%)7587(Top 60%)7587(Top 425%)
30K18.64 mi3.11 mi19487-1627380-1307380-13020138(Top 69%)7804(Top 62%)7804(Top 437%)
20M20.00 mi1.36 mi19340+1477312+687312+6817973(Top 62%)6737(Top 54%)6737(Top 377%)
21M21.00 mi1.00 mi19188+1527239+737239+7316943(Top 58%)6221(Top 49%)6221(Top 348%)
35K21.75 mi0.75 mi19084+1047188+517188+5116682(Top 57%)6146(Top 49%)6146(Top 344%)
23M23.00 mi1.25 mi18878+2067106+827106+8215653(Top 54%)5649(Top 45%)5649(Top 316%)
24M24.00 mi1.00 mi18773+1057062+447062+4416845(Top 58%)6384(Top 51%)6384(Top 357%)
40K24.85 mi0.85 mi18671+1027026+367026+3615962(Top 55%)5955(Top 47%)5955(Top 333%)
25.2M25.20 mi0.35 mi18618+536995+316995+3114791(Top 51%)5360(Top 43%)5360(Top 300%)
FINISH26.22 mi1.02 mi18415+2036898+976898+9713590(Top 47%)4722(Top 38%)4722(Top 264%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19206

Females

7153

F45-49

7153

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19207

Females

7137

F45-49

7137

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19206

Females

7153

F45-49

7153

15K→20K

9.3 - 12.4 mi

Top 66%
×5
+106ft-86ft

Overall

19204

Females

7182

F45-49

7182

20K→HALF

12.4 - 13.1 mi

Top 70%
×2
+19ft-37ft

Overall

20308

Females

7739

F45-49

7739

HALF→25K

13.1 - 15.5 mi

Top 68%
×4
+66ft-88ft

Overall

19869

Females

7587

F45-49

7587

25K→30K

15.5 - 18.6 mi

Top 69%
×9
+181ft-148ft

Overall

20138

Females

7804

F45-49

7804

30K→20M

18.6 - 20.0 mi

Top 62%
×5
+64ft-50ft

Overall

17973

Females

6737

F45-49

6737

20M→21M

20.0 - 21.0 mi

Top 58%
×8
+106ft-24ft

Overall

16943

Females

6221

F45-49

6221

21M→35K

21.0 - 21.8 mi

Top 57%
×7
+17ft-86ft

Overall

16682

Females

6146

F45-49

6146

35K→23M

21.8 - 23.0 mi

Top 54%
×5
+23ft-63ft

Overall

15653

Females

5649

F45-49

5649

23M→24M

23.0 - 24.0 mi

Top 58%
×6
+12ft-82ft

Overall

16845

Females

6384

F45-49

6384

24M→40K

24.0 - 24.9 mi

Top 55%
×1
+6ft-20ft

Overall

15962

Females

5955

F45-49

5955

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1
+13ft-16ft

Overall

14791

Females

5360

F45-49

5360

25.2M→FINISH

25.2 - 26.2 mi

Top 47%
×2
+22ft-21ft

Overall

13590

Females

4722

F45-49

4722

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1972*
Passed By
1067
Net Change
+805
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19220
5K → 10K214*200+14#19220#19206
10K → 15K193171+22#19206#19184
15K → 20K145153-8#19184#19192
20K → HALF1363-50#19192#19242
HALF → 25K101184-83#19242#19325
25K → 30K138200-162#19325#19487
30K → 20M16821+147#19487#19340
20M → 21M16715+152#19340#19188
21M → 35K11612+104#19188#19084
35K → 23M209*3+206#19084#18878
23M → 24M12621+105#18878#18773
24M → 40K11513+102#18773#18671
40K → 25.2M574+53#18671#18618
25.2M → FINISH210*7+203#18618#18415
TOTALS1972*1067+805

* 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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Activity Data

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