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BOSTON MARATHON 2026

Katherine Allen

Bib: 27357•F

CA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°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
27:35
3.11 mi
Rank: #22080
Start → 5K
27:35 | 8:53/mi
10K
55:50
6.21 mi
Rank: #22672 (-592)
5K → 10K
28:15 | 9:06/mi
15K
1:24:01
9.32 mi
Rank: #22794 (-122)
10K → 15K
28:11 | 9:05/mi
20K
1:52:33
12.43 mi
Rank: #22735 (+59)
15K → 20K
28:32 | 9:12/mi
HALF
1:58:42
13.11 mi
Rank: #22744 (-9)
20K → HALF
6:09 | 9:02/mi
25K
2:20:51
15.53 mi
Rank: #22567 (+177)
HALF → 25K
22:09 | 9:08/mi
30K
2:50:28
18.64 mi
Rank: #22393 (+174)
25K → 30K
29:37 | 9:32/mi
20M
3:02:57
20.00 mi
Rank: #22192 (+201)
30K → 20M
12:29 | 9:12/mi
21M
3:12:26
21.00 mi
Rank: #21968 (+224)
20M → 21M
9:29 | 9:29/mi
35K
3:19:00
21.75 mi
Rank: #21853 (+115)
21M → 35K
6:34 | 8:47/mi
23M
3:30:54
23.00 mi
Rank: #21810 (+43)
35K → 23M
11:54 | 9:31/mi
24M
3:40:03
24.00 mi
Rank: #21764 (+46)
23M → 24M
9:09 | 9:09/mi
40K
3:47:44
24.85 mi
Rank: #21646 (+118)
24M → 40K
7:41 | 9:00/mi
25.2M
3:51:00
25.20 mi
Rank: #21591 (+55)
40K → 25.2M
3:16 | 9:29/mi
FINISH
3:59:34
26.22 mi
Rank: #21494 (+97)
25.2M → FINISH
8:34 | 8:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:58:42
Pace9:04 /mi
2nd Half
Distance13.11 mi
Time2:00:52
Pace9:14 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4327:358:5327:35
8:53
-
10K
6.21 mi12:16:5855:509:0028:15
9:06
+0:13
15K
9.32 mi12:45:091:24:019:0128:11
9:05
-0:01
20K
12.43 mi13:13:411:52:339:0428:32
9:12
+0:07
HALF
13.11 mi13:19:501:58:429:046:09
9:02
-0:10
25K
15.53 mi13:41:592:20:519:0522:09
9:08
+0:06
30K
18.64 mi14:11:362:50:289:0929:37
9:32
+0:24
20M
20.00 mi14:24:053:02:579:0912:29
9:12
-0:20
21M
21.00 mi14:33:343:12:269:109:29
9:29
+0:17
35K
21.75 mi14:40:083:19:009:106:34
8:47
-0:42
23M
23.00 mi14:52:023:30:549:1111:54
9:31
+0:44
24M
24.00 mi15:01:113:40:039:119:09
9:09
-0:22
40K
24.85 mi15:08:523:47:449:107:41
9:00
-0:09
25.2M
25.20 mi15:12:083:51:009:113:16
9:29
+0:29
FINISH
26.22 mi15:20:423:59:349:098:34
8:25
-1:04

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

8:25 /mi

Average Pace

9:09 /mi

Slowest Pace

9:32 /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

3:05:18

77% of race

Time at Steady Pace

54:16

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:08 /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 mi11:48:4327:358:5327:35
8:53
#22080
10K
6.21 mi12:16:5855:509:0028:15
9:06
#22672
15K
9.32 mi12:45:091:24:019:0128:11
9:05
#22794
20K
12.43 mi13:13:411:52:339:0428:32
9:12
#22735
HALF
13.11 mi13:19:501:58:429:046:09
9:02
#22744
25K
15.53 mi13:41:592:20:519:0522:09
9:08
#22567
30K
18.64 mi14:11:362:50:289:0929:37
9:32
#22393
20M
20.00 mi14:24:053:02:579:0912:29
9:12
#22192
21M
21.00 mi14:33:343:12:269:109:29
9:29
#21968
35K
21.75 mi14:40:083:19:009:106:34
8:47
#21853
23M
23.00 mi14:52:023:30:549:1111:54
9:31
#21810
24M
24.00 mi15:01:113:40:039:119:09
9:09
#21764
40K
24.85 mi15:08:523:47:449:107:41
9:00
#21646
25.2M
25.20 mi15:12:083:51:009:113:16
9:29
#21591
FINISH
26.22 mi15:20:423:59:349:098:34
8:25
#21494
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 mi220808729872923018(Top 79%)9150(Top 73%)9150(Top 160%)
10K6.21 mi3.10 mi22672-5928991-2628991-26223216(Top 80%)9265(Top 74%)9265(Top 162%)
15K9.32 mi3.11 mi22794-1229041-509041-5023018(Top 79%)9150(Top 73%)9150(Top 160%)
20K12.43 mi3.11 mi22735+599014+279014+2722688(Top 78%)9006(Top 72%)9006(Top 158%)
HALF13.11 mi0.68 mi22744-99017-39017-322866(Top 79%)9087(Top 72%)9087(Top 159%)
25K15.53 mi2.42 mi22567+1778941+768941+7621753(Top 75%)8556(Top 68%)8556(Top 150%)
30K18.64 mi3.11 mi22393+1748888+538888+5321757(Top 75%)8647(Top 69%)8647(Top 151%)
20M20.00 mi1.36 mi22192+2018790+988790+9819840(Top 68%)7737(Top 62%)7737(Top 135%)
21M21.00 mi1.00 mi21968+2248697+938697+9318475(Top 64%)7060(Top 56%)7060(Top 124%)
35K21.75 mi0.75 mi21853+1158648+498648+4919055(Top 66%)7478(Top 59%)7478(Top 131%)
23M23.00 mi1.25 mi21810+438645+38645+320640(Top 71%)8276(Top 66%)8276(Top 145%)
24M24.00 mi1.00 mi21764+468631+148631+1420102(Top 69%)8105(Top 64%)8105(Top 142%)
40K24.85 mi0.85 mi21646+1188574+578574+5718384(Top 63%)7255(Top 58%)7255(Top 127%)
25.2M25.20 mi0.35 mi21591+558548+268548+2617297(Top 60%)6696(Top 53%)6696(Top 117%)
FINISH26.22 mi1.02 mi21494+978499+498499+4917693(Top 61%)6894(Top 55%)6894(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21
+97ft-345ft

Overall

23018

Females

9150

F18-39

9150

5K→10K

3.1 - 6.2 mi

Top 80%
×5
+79ft-138ft

Overall

23216

Females

9265

F18-39

9265

10K→15K

6.2 - 9.3 mi

Top 79%
×3
+67ft-78ft

Overall

23018

Females

9150

F18-39

9150

15K→20K

9.3 - 12.4 mi

Top 78%
×5
+106ft-86ft

Overall

22688

Females

9006

F18-39

9006

20K→HALF

12.4 - 13.1 mi

Top 79%
×2
+19ft-37ft

Overall

22866

Females

9087

F18-39

9087

HALF→25K

13.1 - 15.5 mi

Top 75%
×4
+66ft-88ft

Overall

21753

Females

8556

F18-39

8556

25K→30K

15.5 - 18.6 mi

Top 75%
×9
+181ft-148ft

Overall

21757

Females

8647

F18-39

8647

30K→20M

18.6 - 20.0 mi

Top 68%
×5
+64ft-50ft

Overall

19840

Females

7737

F18-39

7737

20M→21M

20.0 - 21.0 mi

Top 64%
×8
+106ft-24ft

Overall

18475

Females

7060

F18-39

7060

21M→35K

21.0 - 21.8 mi

Top 66%
×7
+17ft-86ft

Overall

19055

Females

7478

F18-39

7478

35K→23M

21.8 - 23.0 mi

Top 71%
×5
+23ft-63ft

Overall

20640

Females

8276

F18-39

8276

23M→24M

23.0 - 24.0 mi

Top 69%
×6
+12ft-82ft

Overall

20102

Females

8105

F18-39

8105

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18384

Females

7255

F18-39

7255

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1
+13ft-16ft

Overall

17297

Females

6696

F18-39

6696

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17693

Females

6894

F18-39

6894

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1911*
Passed By
806
Net Change
+586
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22080
5K → 10K83200-592#22080#22672
10K → 15K122200-122#22672#22794
15K → 20K180121+59#22794#22735
20K → HALF2534-9#22735#22744
HALF → 25K221*44+177#22744#22567
25K → 30K264*90+174#22567#22393
30K → 20M207*6+201#22393#22192
20M → 21M228*4+224#22192#21968
21M → 35K1194+115#21968#21853
35K → 23M9754+43#21853#21810
23M → 24M7226+46#21810#21764
24M → 40K1279+118#21764#21646
40K → 25.2M605+55#21646#21591
25.2M → FINISH1069+97#21591#21494
TOTALS1911*806+586

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing