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BOSTON MARATHON 2026

Katrina Borofski

Bib: 17243•F

VT

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 43%
Gender (Female)
#0 / 12578
Top 28%
Age Group (F18-39)
#0 / 5716
Top 47%
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
24:15
3.11 mi
Rank: #15457
Start → 5K
24:15 | 7:49/mi
10K
47:48
6.21 mi
Rank: #14554 (+903)
5K → 10K
23:33 | 7:35/mi
15K
1:11:15
9.32 mi
Rank: #14035 (+519)
10K → 15K
23:27 | 7:33/mi
20K
1:34:59
12.43 mi
Rank: #13796 (+239)
15K → 20K
23:44 | 7:39/mi
HALF
1:40:07
13.11 mi
Rank: #13759 (+37)
20K → HALF
5:08 | 7:32/mi
25K
1:58:44
15.53 mi
Rank: #13587 (+172)
HALF → 25K
18:37 | 7:41/mi
30K
2:22:51
18.64 mi
Rank: #13229 (+358)
25K → 30K
24:07 | 7:46/mi
20M
2:33:31
20.00 mi
Rank: #13089 (+140)
30K → 20M
10:40 | 7:52/mi
21M
2:41:35
21.00 mi
Rank: #12908 (+181)
20M → 21M
8:04 | 8:04/mi
35K
2:47:17
21.75 mi
Rank: #12855 (+53)
21M → 35K
5:42 | 7:38/mi
23M
2:57:09
23.00 mi
Rank: #12757 (+98)
35K → 23M
9:52 | 7:54/mi
24M
3:04:50
24.00 mi
Rank: #12683 (+74)
23M → 24M
7:41 | 7:41/mi
40K
3:11:30
24.85 mi
Rank: #12606 (+77)
24M → 40K
6:40 | 7:48/mi
25.2M
3:14:20
25.20 mi
Rank: #12539 (+67)
40K → 25.2M
2:50 | 8:13/mi
FINISH
3:22:00
26.22 mi
Rank: #12475 (+64)
25.2M → FINISH
7:40 | 7:32/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:07
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:41:53
Pace7:47 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:0924:157:4924:15
7:49
-
10K
6.21 mi11:29:4247:487:4223:33
7:35
-0:14
15K
9.32 mi11:53:091:11:157:3923:27
7:33
-0:02
20K
12.43 mi12:16:531:34:597:3923:44
7:39
+0:06
HALF
13.11 mi12:22:011:40:077:395:08
7:32
-0:07
25K
15.53 mi12:40:381:58:447:3918:37
7:41
+0:09
30K
18.64 mi13:04:452:22:517:4024:07
7:46
+0:05
20M
20.00 mi13:15:252:33:317:4110:40
7:52
+0:06
21M
21.00 mi13:23:292:41:357:428:04
8:04
+0:12
35K
21.75 mi13:29:112:47:177:425:42
7:38
-0:26
23M
23.00 mi13:39:032:57:097:439:52
7:54
+0:16
24M
24.00 mi13:46:443:04:507:437:41
7:41
-0:13
40K
24.85 mi13:53:243:11:307:436:40
7:48
+0:07
25.2M
25.20 mi13:56:143:14:207:432:50
8:13
+0:25
FINISH
26.22 mi14:03:543:22:007:437:40
7:32
-0:41

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

7:32 /mi

Average Pace

7:43 /mi

Slowest Pace

8:13 /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

3:11:06

95% of race

Time at Steady Pace

10:54

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:42 /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 mi11:06:0924:157:4924:15
7:49
#15457
10K
6.21 mi11:29:4247:487:4223:33
7:35
#14554
15K
9.32 mi11:53:091:11:157:3923:27
7:33
#14035
20K
12.43 mi12:16:531:34:597:3923:44
7:39
#13796
HALF
13.11 mi12:22:011:40:077:395:08
7:32
#13759
25K
15.53 mi12:40:381:58:447:3918:37
7:41
#13587
30K
18.64 mi13:04:452:22:517:4024:07
7:46
#13229
20M
20.00 mi13:15:252:33:317:4110:40
7:52
#13089
21M
21.00 mi13:23:292:41:357:428:04
8:04
#12908
35K
21.75 mi13:29:112:47:177:425:42
7:38
#12855
23M
23.00 mi13:39:032:57:097:439:52
7:54
#12757
24M
24.00 mi13:46:443:04:507:437:41
7:41
#12683
40K
24.85 mi13:53:243:11:307:436:40
7:48
#12606
25.2M
25.20 mi13:56:143:14:207:432:50
8:13
#12539
FINISH
26.22 mi14:03:543:22:007:437:40
7:32
#12475
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 mi154574963496313233(Top 46%)3709(Top 29%)3709(Top 65%)
10K6.21 mi3.10 mi14554+9034422+5414422+54113689(Top 47%)3931(Top 31%)3931(Top 69%)
15K9.32 mi3.11 mi14035+5194146+2764146+27613233(Top 46%)3709(Top 29%)3709(Top 65%)
20K12.43 mi3.11 mi13796+2394026+1204026+12013187(Top 45%)3766(Top 30%)3766(Top 66%)
HALF13.11 mi0.68 mi13759+374002+244002+2413297(Top 46%)3742(Top 30%)3742(Top 65%)
25K15.53 mi2.42 mi13587+1723926+763926+7612879(Top 44%)3661(Top 29%)3661(Top 64%)
30K18.64 mi3.11 mi13229+3583775+1513775+15111712(Top 40%)3156(Top 25%)3156(Top 55%)
20M20.00 mi1.36 mi13089+1403726+493726+4911764(Top 41%)3281(Top 26%)3281(Top 57%)
21M21.00 mi1.00 mi12908+1813654+723654+7210392(Top 36%)2689(Top 21%)2689(Top 47%)
35K21.75 mi0.75 mi12855+533632+223632+2211772(Top 41%)3416(Top 27%)3416(Top 60%)
23M23.00 mi1.25 mi12757+983593+393593+3911659(Top 40%)3434(Top 27%)3434(Top 60%)
24M24.00 mi1.00 mi12683+743571+223571+2211458(Top 39%)3422(Top 27%)3422(Top 60%)
40K24.85 mi0.85 mi12606+773559+123559+1211042(Top 38%)3278(Top 26%)3278(Top 57%)
25.2M25.20 mi0.35 mi12539+673536+233536+239818(Top 34%)2764(Top 22%)2764(Top 48%)
FINISH26.22 mi1.02 mi12475+643525+113525+1111645(Top 40%)3679(Top 29%)3679(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13233

Females

3709

F18-39

3709

5K→10K

3.1 - 6.2 mi

Top 47%
×5
+79ft-138ft

Overall

13689

Females

3931

F18-39

3931

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13233

Females

3709

F18-39

3709

15K→20K

9.3 - 12.4 mi

Top 45%
×5
+106ft-86ft

Overall

13187

Females

3766

F18-39

3766

20K→HALF

12.4 - 13.1 mi

Top 46%
×2
+19ft-37ft

Overall

13297

Females

3742

F18-39

3742

HALF→25K

13.1 - 15.5 mi

Top 44%
×4
+66ft-88ft

Overall

12879

Females

3661

F18-39

3661

25K→30K

15.5 - 18.6 mi

Top 40%
×9
+181ft-148ft

Overall

11712

Females

3156

F18-39

3156

30K→20M

18.6 - 20.0 mi

Top 41%
×5
+64ft-50ft

Overall

11764

Females

3281

F18-39

3281

20M→21M

20.0 - 21.0 mi

Top 36%
×8
+106ft-24ft

Overall

10392

Females

2689

F18-39

2689

21M→35K

21.0 - 21.8 mi

Top 41%
×7
+17ft-86ft

Overall

11772

Females

3416

F18-39

3416

35K→23M

21.8 - 23.0 mi

Top 40%
×5
+23ft-63ft

Overall

11659

Females

3434

F18-39

3434

23M→24M

23.0 - 24.0 mi

Top 39%
×6
+12ft-82ft

Overall

11458

Females

3422

F18-39

3422

24M→40K

24.0 - 24.9 mi

Top 38%
×1
+6ft-20ft

Overall

11042

Females

3278

F18-39

3278

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1
+13ft-16ft

Overall

9818

Females

2764

F18-39

2764

25.2M→FINISH

25.2 - 26.2 mi

Top 40%
×2
+22ft-21ft

Overall

11645

Females

3679

F18-39

3679

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3430*
Passed By
448
Net Change
+2982
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15457
5K → 10K954*51+903#15457#14554
10K → 15K548*29+519#14554#14035
15K → 20K294*55+239#14035#13796
20K → HALF5720+37#13796#13759
HALF → 25K212*40+172#13759#13587
25K → 30K398*40+358#13587#13229
30K → 20M17535+140#13229#13089
20M → 21M19211+181#13089#12908
21M → 35K7724+53#12908#12855
35K → 23M13537+98#12855#12757
23M → 24M11137+74#12757#12683
24M → 40K10427+77#12683#12606
40K → 25.2M725+67#12606#12539
25.2M → FINISH10137+64#12539#12475
TOTALS3430*448+2982

* 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