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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Colleen Chin

Bib: 23833 β€’F β€’Age: N/A

MA

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
51Β°/41Β°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
32:21
3.11 mi
Rank: #27001
Start β†’ 5K
32:21 | 10:25/mi
10K
1:04:18
6.21 mi
Rank: #26710 (+291)
5K β†’ 10K
31:57 | 10:18/mi
15K
1:38:02
9.32 mi
Rank: #26927 (-217)
10K β†’ 15K
33:44 | 10:52/mi
20K
2:10:51
12.43 mi
Rank: #26730 (+197)
15K β†’ 20K
32:49 | 10:34/mi
HALF
2:17:55
13.11 mi
Rank: #26707 (+23)
20K β†’ HALF
7:04 | 10:23/mi
25K
2:45:19
15.53 mi
Rank: #26726 (-19)
HALF β†’ 25K
27:24 | 11:18/mi
30K
3:24:38
18.64 mi
Rank: #26963 (-237)
25K β†’ 30K
39:19 | 12:40/mi
20M
3:40:18
20.00 mi
Rank: #26878 (+85)
30K β†’ 20M
15:40 | 11:33/mi
21M
3:54:36
21.00 mi
Rank: #26965 (-87)
20M β†’ 21M
14:18 | 14:18/mi
35K
4:03:35
21.75 mi
Rank: #26956 (+9)
21M β†’ 35K
8:59 | 12:01/mi
23M
4:19:31
23.00 mi
Rank: #26984 (-28)
35K β†’ 23M
15:56 | 12:44/mi
24M
4:31:28
24.00 mi
Rank: #26995 (-11)
23M β†’ 24M
11:57 | 11:57/mi
40K
4:41:38
24.85 mi
Rank: #26960 (+35)
24M β†’ 40K
10:10 | 11:54/mi
25.2M
4:47:00
25.20 mi
Rank: #26996 (-36)
40K β†’ 25.2M
5:22 | 15:34/mi
FINISH
4:58:36
26.22 mi
Rank: #26999 (-3)
25.2M β†’ FINISH
11:36 | 11:23/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
Time2:17:55
Pace10:32 /mi
2nd Half
Distance13.11 mi
Time2:40:41
Pace12:16 /mi
πŸ“ŠPositive Split: 16.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3732:2110:2532:21
10:25
-
10K
6.21 mi12:25:341:04:1810:2131:57
10:18
-0:07
15K
9.32 mi12:59:181:38:0210:3233:44
10:52
+0:34
20K
12.43 mi13:32:072:10:5110:3232:49
10:34
-0:18
HALF
13.11 mi13:39:112:17:5510:327:04
10:23
-0:11
25K
15.53 mi14:06:352:45:1910:3927:24
11:18
+0:55
30K
18.64 mi14:45:543:24:3810:5939:19
12:40
+1:22
20M
20.00 mi15:01:343:40:1811:0115:40
11:33
-1:07
21M
21.00 mi15:15:523:54:3611:1114:18
14:18
+2:45
35K
21.75 mi15:24:514:03:3511:138:59
12:01
-2:17
23M
23.00 mi15:40:474:19:3111:1815:56
12:44
+0:43
24M
24.00 mi15:52:444:31:2811:1911:57
11:57
-0:47
40K
24.85 mi16:02:544:41:3811:2010:10
11:54
-0:03
25.2M
25.20 mi16:08:164:47:0011:245:22
15:34
+3:40
FINISH
26.22 mi16:19:524:58:3611:2411:36
11:23
-4:11

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

10:18 /mi

Average Pace

11:24 /mi

Slowest Pace

15:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:44:11

35% of race

Time at Steady Pace

1:59:30

40% of race

Time at Slower Pace

1:14:55

25% of race

Average Pace: 11:23 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:53:3732:2110:2532:21
10:25
#27001
10K
6.21 mi12:25:341:04:1810:2131:57
10:18
#26710
15K
9.32 mi12:59:181:38:0210:3233:44
10:52
#26927
20K
12.43 mi13:32:072:10:5110:3232:49
10:34
#26730
HALF
13.11 mi13:39:112:17:5510:327:04
10:23
#26707
25K
15.53 mi14:06:352:45:1910:3927:24
11:18
#26726
30K
18.64 mi14:45:543:24:3810:5939:19
12:40
#26963
20M
20.00 mi15:01:343:40:1811:0115:40
11:33
#26878
21M
21.00 mi15:15:523:54:3611:1114:18
14:18
#26965
35K
21.75 mi15:24:514:03:3511:138:59
12:01
#26956
23M
23.00 mi15:40:474:19:3111:1815:56
12:44
#26984
24M
24.00 mi15:52:444:31:2811:1911:57
11:57
#26995
40K
24.85 mi16:02:544:41:3811:2010:10
11:54
#26960
25.2M
25.20 mi16:08:164:47:0011:245:22
15:34
#26996
FINISH
26.22 mi16:19:524:58:3611:2411:36
11:23
#26999
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 mi27001112811128127254(Top 94%)11461(Top 91%)11461(Top 930%)
10K6.21 mi3.10 mi26710+29111127+15411127+15426509(Top 91%)11020(Top 88%)11020(Top 894%)
15K9.32 mi3.11 mi26927-21711245-11811245-11827254(Top 94%)11461(Top 91%)11461(Top 930%)
20K12.43 mi3.11 mi26730+19711147+9811147+9826263(Top 90%)10905(Top 87%)10905(Top 884%)
HALF13.11 mi0.68 mi26707+2311141+611141+626441(Top 91%)11022(Top 88%)11022(Top 894%)
25K15.53 mi2.42 mi26726-1911160-1911160-1926764(Top 92%)11231(Top 89%)11231(Top 911%)
30K18.64 mi3.11 mi26963-23711322-16211322-16227419(Top 94%)11688(Top 93%)11688(Top 948%)
20M20.00 mi1.36 mi26878+8511278+4411278+4425779(Top 89%)10867(Top 86%)10867(Top 881%)
21M21.00 mi1.00 mi26965-8711336-5811336-5827582(Top 95%)11845(Top 94%)11845(Top 961%)
35K21.75 mi0.75 mi26956+911340-411340-426746(Top 92%)11435(Top 91%)11435(Top 927%)
23M23.00 mi1.25 mi26984-2811358-1811358-1827054(Top 93%)11612(Top 92%)11612(Top 942%)
24M24.00 mi1.00 mi26995-1111371-1311371-1326576(Top 92%)11405(Top 91%)11405(Top 925%)
40K24.85 mi0.85 mi26960+3511359+1211359+1225728(Top 89%)11008(Top 88%)11008(Top 893%)
25.2M25.20 mi0.35 mi26996-3611381-2211381-2228226(Top 97%)12246(Top 97%)12246(Top 993%)
FINISH26.22 mi1.02 mi26999-311396-1511396-1526735(Top 92%)11510(Top 92%)11510(Top 933%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
Γ—21
+97ft-345ft

Overall

27254

Females

11461

F50-54

11461

5K→10K

3.1 - 6.2 mi

Top 91%
Γ—5
+79ft-138ft

Overall

26509

Females

11020

F50-54

11020

10K→15K

6.2 - 9.3 mi

Top 94%
Γ—3
+67ft-78ft

Overall

27254

Females

11461

F50-54

11461

15K→20K

9.3 - 12.4 mi

Top 90%
Γ—5
+106ft-86ft

Overall

26263

Females

10905

F50-54

10905

20K→HALF

12.4 - 13.1 mi

Top 91%
Γ—2
+19ft-37ft

Overall

26441

Females

11022

F50-54

11022

HALF→25K

13.1 - 15.5 mi

Top 92%
Γ—4
+66ft-88ft

Overall

26764

Females

11231

F50-54

11231

25K→30K

15.5 - 18.6 mi

Top 94%
Γ—9
+181ft-148ft

Overall

27419

Females

11688

F50-54

11688

30K→20M

18.6 - 20.0 mi

Top 89%
Γ—5
+64ft-50ft

Overall

25779

Females

10867

F50-54

10867

20M→21M

20.0 - 21.0 mi

Top 95%
Γ—8
+106ft-24ft

Overall

27582

Females

11845

F50-54

11845

21M→35K

21.0 - 21.8 mi

Top 92%
Γ—7
+17ft-86ft

Overall

26746

Females

11435

F50-54

11435

35K→23M

21.8 - 23.0 mi

Top 93%
Γ—5
+23ft-63ft

Overall

27054

Females

11612

F50-54

11612

23M→24M

23.0 - 24.0 mi

Top 92%
Γ—6
+12ft-82ft

Overall

26576

Females

11405

F50-54

11405

24M→40K

24.0 - 24.9 mi

Top 89%
Γ—1
+6ft-20ft

Overall

25728

Females

11008

F50-54

11008

40K→25.2M

24.9 - 25.2 mi

Top 97%
Γ—1
+13ft-16ft

Overall

28226

Females

12246

F50-54

12246

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
Γ—2
+22ft-21ft

Overall

26735

Females

11510

F50-54

11510

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1061*
Passed By
894
Net Change
+2
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#27001
5K β†’ 10K353*62+291#27001#26710
10K β†’ 15K63200-217#26710#26927
15K β†’ 20K225*28+197#26927#26730
20K β†’ HALF3815+23#26730#26707
HALF β†’ 25K6685-19#26707#26726
25K β†’ 30K48200-237#26726#26963
30K β†’ 20M938+85#26963#26878
20M β†’ 21M17104-87#26878#26965
21M β†’ 35K3021+9#26965#26956
35K β†’ 23M3664-28#26956#26984
23M β†’ 24M2637-11#26984#26995
24M β†’ 40K4510+35#26995#26960
40K β†’ 25.2M238-36#26960#26996
25.2M β†’ FINISH1922-3#26996#26999
TOTALS1061*894+2

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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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