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BOSTON MARATHON 2026

Lauren Berestecky

Bib: 14187•F

CT

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 31%
Gender (Female)
#0 / 12578
Top 14%
Age Group (F18-39)
#0 / 5716
Top 26%
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· 3.11 mi
22:02
Rank: #9299
Start → 5K
22:02 | 7:06/mi
10K· 6.21 mi
43:41
Rank: #8820 (+479)
5K → 10K
21:39 | 6:59/mi
15K· 9.32 mi
1:05:20
Rank: #8644 (+176)
10K → 15K
21:39 | 6:59/mi
20K· 12.43 mi
1:27:41
Rank: #8775 (-131)
15K → 20K
22:21 | 7:12/mi
HALF· 13.11 mi
1:32:31
Rank: #8789 (-14)
20K → HALF
4:50 | 7:06/mi
25K· 15.53 mi
1:50:17
Rank: #8915 (-126)
HALF → 25K
17:46 | 7:20/mi
30K· 18.64 mi
2:13:57
Rank: #9134 (-219)
25K → 30K
23:40 | 7:38/mi
20M
2:24:22
Rank: #9176 (-42)
30K → 20M
10:25 | 7:41/mi
21M
2:32:20
Rank: #9180 (-4)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:37:52
Rank: #9168 (+12)
21M → 35K
5:32 | 7:24/mi
23M
2:47:30
Rank: #9176 (-8)
35K → 23M
9:38 | 7:42/mi
24M
2:55:01
Rank: #9170 (+6)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
3:01:22
Rank: #9099 (+71)
24M → 40K
6:21 | 7:26/mi
25.2M
3:04:02
Rank: #9035 (+64)
40K → 25.2M
2:40 | 7:44/mi
FINISH· 26.22 mi
3:11:13
Rank: #8949 (+86)
25.2M → FINISH
7:11 | 7:03/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
Time1:32:31
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:38:42
Pace7:32 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1322:027:0622:02
7:06
-
10K
6.21 mi11:13:5243:417:0221:39
6:59
-0:07
15K
9.32 mi11:35:311:05:207:0121:39
6:59
0:00
20K
12.43 mi11:57:521:27:417:0422:21
7:12
+0:13
HALF
13.11 mi12:02:421:32:317:044:50
7:06
-0:06
25K
15.53 mi12:20:281:50:177:0617:46
7:20
+0:14
30K
18.64 mi12:44:082:13:577:1223:40
7:38
+0:18
20M
20.00 mi12:54:332:24:227:1410:25
7:41
+0:03
21M
21.00 mi13:02:312:32:207:167:58
7:58
+0:17
35K
21.75 mi13:08:032:37:527:165:32
7:24
-0:34
23M
23.00 mi13:17:412:47:307:179:38
7:42
+0:18
24M
24.00 mi13:25:122:55:017:187:31
7:31
-0:11
40K
24.85 mi13:31:333:01:227:186:21
7:26
-0:05
25.2M
25.20 mi13:34:133:04:027:192:40
7:44
+0:18
FINISH
26.22 mi13:41:243:11:137:187:11
7:03
-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

6:59 /mi

Average Pace

7:18 /mi

Slowest Pace

7:58 /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

2:40:32

84% of race

Time at Steady Pace

30:41

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:18 /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 mi10:52:1322:027:0622:02
7:06
#9299
10K
6.21 mi11:13:5243:417:0221:39
6:59
#8820
15K
9.32 mi11:35:311:05:207:0121:39
6:59
#8644
20K
12.43 mi11:57:521:27:417:0422:21
7:12
#8775
HALF
13.11 mi12:02:421:32:317:044:50
7:06
#8789
25K
15.53 mi12:20:281:50:177:0617:46
7:20
#8915
30K
18.64 mi12:44:082:13:577:1223:40
7:38
#9134
20M
20.00 mi12:54:332:24:227:1410:25
7:41
#9176
21M
21.00 mi13:02:312:32:207:167:58
7:58
#9180
35K
21.75 mi13:08:032:37:527:165:32
7:24
#9168
23M
23.00 mi13:17:412:47:307:179:38
7:42
#9176
24M
24.00 mi13:25:122:55:017:187:31
7:31
#9170
40K
24.85 mi13:31:333:01:227:186:21
7:26
#9099
25.2M
25.20 mi13:34:133:04:027:192:40
7:44
#9035
FINISH
26.22 mi13:41:243:11:137:187:11
7:03
#8949
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 mi9299155015508379(Top 29%)1252(Top 10%)1252(Top 22%)
10K6.21 mi3.10 mi8820+4791393+1571393+1578469(Top 29%)1264(Top 10%)1264(Top 22%)
15K9.32 mi3.11 mi8644+1761327+661327+668379(Top 29%)1252(Top 10%)1252(Top 22%)
20K12.43 mi3.11 mi8775-1311392-651392-659303(Top 32%)1708(Top 14%)1708(Top 30%)
HALF13.11 mi0.68 mi8789-141401-91401-99433(Top 33%)1713(Top 14%)1713(Top 30%)
25K15.53 mi2.42 mi8915-1261469-681469-689940(Top 34%)2090(Top 17%)2090(Top 37%)
30K18.64 mi3.11 mi9134-2191611-1421611-14210580(Top 36%)2547(Top 20%)2547(Top 45%)
20M20.00 mi1.36 mi9176-421671-601671-6010376(Top 36%)2573(Top 20%)2573(Top 45%)
21M21.00 mi1.00 mi9180-41694-231694-239676(Top 33%)2332(Top 19%)2332(Top 41%)
35K21.75 mi0.75 mi9168+121711-171711-1710081(Top 35%)2520(Top 20%)2520(Top 44%)
23M23.00 mi1.25 mi9176-81751-401751-4010286(Top 35%)2733(Top 22%)2733(Top 48%)
24M24.00 mi1.00 mi9170+61772-211772-2110228(Top 35%)2775(Top 22%)2775(Top 49%)
40K24.85 mi0.85 mi9099+711767+51767+58374(Top 29%)1970(Top 16%)1970(Top 34%)
25.2M25.20 mi0.35 mi9035+641749+181749+186735(Top 23%)1330(Top 11%)1330(Top 23%)
FINISH26.22 mi1.02 mi8949+861746+31746+37996(Top 28%)1921(Top 15%)1921(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

8379

Females

1252

F18-39

1252

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

8469

Females

1264

F18-39

1264

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

8379

Females

1252

F18-39

1252

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

9303

Females

1708

F18-39

1708

20K→HALF

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9433

Females

1713

F18-39

1713

HALF→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9940

Females

2090

F18-39

2090

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

10580

Females

2547

F18-39

2547

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

10376

Females

2573

F18-39

2573

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

9676

Females

2332

F18-39

2332

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

10081

Females

2520

F18-39

2520

35K→23M

21.8 - 23.0 mi

Top 35%
×5stories
+23ft-63ft

Overall

10286

Females

2733

F18-39

2733

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

10228

Females

2775

F18-39

2775

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8374

Females

1970

F18-39

1970

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6735

Females

1330

F18-39

1330

25.2M→FINISH

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7996

Females

1921

F18-39

1921

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1732
Passed By
1382
Net Change
+350
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9299
5K → 10K53657+479#9299#8820
10K → 15K24064+176#8820#8644
15K → 20K81212-131#8644#8775
20K → HALF1630-14#8775#8789
HALF → 25K72198-126#8789#8915
25K → 30K111330-219#8915#9134
30K → 20M88130-42#9134#9176
20M → 21M8084-4#9176#9180
21M → 35K6654+12#9180#9168
35K → 23M93101-8#9168#9176
23M → 24M6155+6#9176#9170
24M → 40K10029+71#9170#9099
40K → 25.2M673+64#9099#9035
25.2M → FINISH12135+86#9035#8949
TOTALS17321382+350
📊

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