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BOSTON MARATHON 2026

Kathleen Caufield

Bib: 17123β€’F

CA

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Overall
#0 / 29021
Top 33%
Gender (Female)
#0 / 12578
Top 16%
Age Group (F18-39)
#0 / 5716
Top 30%
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
23:35
3.11 mi
Rank: #13553
Start β†’ 5K
23:35 | 7:36/mi
10K
46:25
6.21 mi
Rank: #12575 (+978)
5K β†’ 10K
22:50 | 7:21/mi
15K
1:09:12
9.32 mi
Rank: #12140 (+435)
10K β†’ 15K
22:47 | 7:20/mi
20K
1:32:02
12.43 mi
Rank: #11779 (+361)
15K β†’ 20K
22:50 | 7:21/mi
HALF
1:37:00
13.11 mi
Rank: #11744 (+35)
20K β†’ HALF
4:58 | 7:18/mi
25K
1:54:48
15.53 mi
Rank: #11478 (+266)
HALF β†’ 25K
17:48 | 7:21/mi
30K
2:18:00
18.64 mi
Rank: #11029 (+449)
25K β†’ 30K
23:12 | 7:29/mi
20M
2:28:06
20.00 mi
Rank: #10808 (+221)
30K β†’ 20M
10:06 | 7:27/mi
21M
2:35:47
21.00 mi
Rank: #10582 (+226)
20M β†’ 21M
7:41 | 7:41/mi
35K
2:41:14
21.75 mi
Rank: #10504 (+78)
21M β†’ 35K
5:27 | 7:18/mi
23M
2:50:28
23.00 mi
Rank: #10279 (+225)
35K β†’ 23M
9:14 | 7:23/mi
24M
2:57:37
24.00 mi
Rank: #10108 (+171)
23M β†’ 24M
7:09 | 7:09/mi
40K
3:03:51
24.85 mi
Rank: #9973 (+135)
24M β†’ 40K
6:14 | 7:18/mi
25.2M
3:06:26
25.20 mi
Rank: #9876 (+97)
40K β†’ 25.2M
2:35 | 7:30/mi
FINISH
3:13:17
26.22 mi
Rank: #9622 (+254)
25.2M β†’ FINISH
6:51 | 6:44/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:37:00
Pace7:24 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:36:17
Pace7:21 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:04:5523:357:3623:35
7:36
-
10K
6.21 mi11:27:4546:257:2922:50
7:21
-0:15
15K
9.32 mi11:50:321:09:127:2622:47
7:20
-0:01
20K
12.43 mi12:13:221:32:027:2522:50
7:21
+0:01
HALF
13.11 mi12:18:201:37:007:244:58
7:18
-0:03
25K
15.53 mi12:36:081:54:487:2417:48
7:21
+0:03
30K
18.64 mi12:59:202:18:007:2523:12
7:29
+0:08
20M
20.00 mi13:09:262:28:067:2510:06
7:27
-0:02
21M
21.00 mi13:17:072:35:477:267:41
7:41
+0:14
35K
21.75 mi13:22:342:41:147:255:27
7:18
-0:23
23M
23.00 mi13:31:482:50:287:259:14
7:23
+0:05
24M
24.00 mi13:38:572:57:377:257:09
7:09
-0:14
40K
24.85 mi13:45:113:03:517:246:14
7:18
+0:09
25.2M
25.20 mi13:47:463:06:267:242:35
7:30
+0:12
FINISH
26.22 mi13:54:373:13:177:236:51
6:44
-0:46

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

6:44 /mi

Average Pace

7:23 /mi

Slowest Pace

7:41 /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

2:06:08

65% of race

Time at Steady Pace

1:07:09

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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 mi11:04:5523:357:3623:35
7:36
#13553
10K
6.21 mi11:27:4546:257:2922:50
7:21
#12575
15K
9.32 mi11:50:321:09:127:2622:47
7:20
#12140
20K
12.43 mi12:13:221:32:027:2522:50
7:21
#11779
HALF
13.11 mi12:18:201:37:007:244:58
7:18
#11744
25K
15.53 mi12:36:081:54:487:2417:48
7:21
#11478
30K
18.64 mi12:59:202:18:007:2523:12
7:29
#11029
20M
20.00 mi13:09:262:28:067:2510:06
7:27
#10808
21M
21.00 mi13:17:072:35:477:267:41
7:41
#10582
35K
21.75 mi13:22:342:41:147:255:27
7:18
#10504
23M
23.00 mi13:31:482:50:287:259:14
7:23
#10279
24M
24.00 mi13:38:572:57:377:257:09
7:09
#10108
40K
24.85 mi13:45:113:03:517:246:14
7:18
#9973
25.2M
25.20 mi13:47:463:06:267:242:35
7:30
#9876
FINISH
26.22 mi13:54:373:13:177:236:51
6:44
#9622
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 mi135533802380211365(Top 39%)2667(Top 21%)2667(Top 47%)
10K6.21 mi3.10 mi12575+9783264+5383264+53811604(Top 40%)2755(Top 22%)2755(Top 48%)
15K9.32 mi3.11 mi12140+4353042+2223042+22211365(Top 39%)2667(Top 21%)2667(Top 47%)
20K12.43 mi3.11 mi11779+3612874+1682874+16810648(Top 37%)2379(Top 19%)2379(Top 42%)
HALF13.11 mi0.68 mi11744+352858+162858+1611102(Top 38%)2515(Top 20%)2515(Top 44%)
25K15.53 mi2.42 mi11478+2662747+1112747+11110068(Top 35%)2156(Top 17%)2156(Top 38%)
30K18.64 mi3.11 mi11029+4492568+1792568+1799408(Top 32%)1998(Top 16%)1998(Top 35%)
20M20.00 mi1.36 mi10808+2212476+922476+928680(Top 30%)1789(Top 14%)1789(Top 31%)
21M21.00 mi1.00 mi10582+2262380+962380+967763(Top 27%)1517(Top 12%)1517(Top 27%)
35K21.75 mi0.75 mi10504+782362+182362+189242(Top 32%)2126(Top 17%)2126(Top 37%)
23M23.00 mi1.25 mi10279+2252286+762286+768011(Top 28%)1648(Top 13%)1648(Top 29%)
24M24.00 mi1.00 mi10108+1712233+532233+537567(Top 26%)1538(Top 12%)1538(Top 27%)
40K24.85 mi0.85 mi9973+1352175+582175+587414(Top 26%)1552(Top 12%)1552(Top 27%)
25.2M25.20 mi0.35 mi9876+972138+372138+375314(Top 18%)868(Top 7%)868(Top 15%)
FINISH26.22 mi1.02 mi9622+2542046+922046+925639(Top 19%)994(Top 8%)994(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
Γ—21
+97ft-345ft

Overall

11365

Females

2667

F18-39

2667

5K→10K

3.1 - 6.2 mi

Top 40%
Γ—5
+79ft-138ft

Overall

11604

Females

2755

F18-39

2755

10K→15K

6.2 - 9.3 mi

Top 39%
Γ—3
+67ft-78ft

Overall

11365

Females

2667

F18-39

2667

15K→20K

9.3 - 12.4 mi

Top 37%
Γ—5
+106ft-86ft

Overall

10648

Females

2379

F18-39

2379

20K→HALF

12.4 - 13.1 mi

Top 38%
Γ—2
+19ft-37ft

Overall

11102

Females

2515

F18-39

2515

HALF→25K

13.1 - 15.5 mi

Top 35%
Γ—4
+66ft-88ft

Overall

10068

Females

2156

F18-39

2156

25K→30K

15.5 - 18.6 mi

Top 32%
Γ—9
+181ft-148ft

Overall

9408

Females

1998

F18-39

1998

30K→20M

18.6 - 20.0 mi

Top 30%
Γ—5
+64ft-50ft

Overall

8680

Females

1789

F18-39

1789

20M→21M

20.0 - 21.0 mi

Top 27%
Γ—8
+106ft-24ft

Overall

7763

Females

1517

F18-39

1517

21M→35K

21.0 - 21.8 mi

Top 32%
Γ—7
+17ft-86ft

Overall

9242

Females

2126

F18-39

2126

35K→23M

21.8 - 23.0 mi

Top 28%
Γ—5
+23ft-63ft

Overall

8011

Females

1648

F18-39

1648

23M→24M

23.0 - 24.0 mi

Top 26%
Γ—6
+12ft-82ft

Overall

7567

Females

1538

F18-39

1538

24M→40K

24.0 - 24.9 mi

Top 26%
Γ—1
+6ft-20ft

Overall

7414

Females

1552

F18-39

1552

40K→25.2M

24.9 - 25.2 mi

Top 18%
Γ—1
+13ft-16ft

Overall

5314

Females

868

F18-39

868

25.2M→FINISH

25.2 - 26.2 mi

Top 19%
Γ—2
+22ft-21ft

Overall

5639

Females

994

F18-39

994

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4158*
Passed By
227
Net Change
+3931
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#13553
5K β†’ 10K1022*44+978#13553#12575
10K β†’ 15K476*41+435#12575#12140
15K β†’ 20K379*18+361#12140#11779
20K β†’ HALF4611+35#11779#11744
HALF β†’ 25K281*15+266#11744#11478
25K β†’ 30K469*20+449#11478#11029
30K β†’ 20M231*10+221#11029#10808
20M β†’ 21M239*13+226#10808#10582
21M β†’ 35K9315+78#10582#10504
35K β†’ 23M241*16+225#10504#10279
23M β†’ 24M18110+171#10279#10108
24M β†’ 40K146*11+135#10108#9973
40K β†’ 25.2M970+97#9973#9876
25.2M β†’ FINISH257*3+254#9876#9622
TOTALS4158*227+3931

* 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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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing