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BOSTON MARATHON 2026

Leah Seigel

Bib: 9939•F

IN

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 18%
Gender (Female)
#0 / 12578
Top 4%
Age Group (F18-39)
#0 / 5716
Top 8%
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
21:35
3.11 mi
Rank: #8141
Start → 5K
21:35 | 6:57/mi
10K
42:43
6.21 mi
Rank: #7623 (+518)
5K → 10K
21:08 | 6:49/mi
15K
1:03:46
9.32 mi
Rank: #7280 (+343)
10K → 15K
21:03 | 6:47/mi
20K
1:25:00
12.43 mi
Rank: #7047 (+233)
15K → 20K
21:14 | 6:51/mi
HALF
1:29:38
13.11 mi
Rank: #7044 (+3)
20K → HALF
4:38 | 6:48/mi
25K
1:46:13
15.53 mi
Rank: #6861 (+183)
HALF → 25K
16:35 | 6:51/mi
30K
2:07:29
18.64 mi
Rank: #6423 (+438)
25K → 30K
21:16 | 6:51/mi
20M
2:16:43
20.00 mi
Rank: #6188 (+235)
30K → 20M
9:14 | 6:48/mi
21M
2:23:51
21.00 mi
Rank: #6037 (+151)
20M → 21M
7:08 | 7:08/mi
35K
2:28:48
21.75 mi
Rank: #5960 (+77)
21M → 35K
4:57 | 6:37/mi
23M
2:37:14
23.00 mi
Rank: #5758 (+202)
35K → 23M
8:26 | 6:45/mi
24M
2:43:51
24.00 mi
Rank: #5632 (+126)
23M → 24M
6:37 | 6:37/mi
40K
2:49:33
24.85 mi
Rank: #5501 (+131)
24M → 40K
5:42 | 6:40/mi
25.2M
2:52:03
25.20 mi
Rank: #5458 (+43)
40K → 25.2M
2:30 | 7:15/mi
FINISH
2:58:35
26.22 mi
Rank: #5328 (+130)
25.2M → FINISH
6:32 | 6:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:29:38
Pace6:51 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:57
Pace6:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:0221:356:5721:35
6:57
-
10K
6.21 mi10:59:1042:436:5321:08
6:49
-0:08
15K
9.32 mi11:20:131:03:466:5121:03
6:47
-0:02
20K
12.43 mi11:41:271:25:006:5121:14
6:51
+0:04
HALF
13.11 mi11:46:051:29:386:514:38
6:48
-0:03
25K
15.53 mi12:02:401:46:136:5116:35
6:51
+0:03
30K
18.64 mi12:23:562:07:296:5121:16
6:51
0:00
20M
20.00 mi12:33:102:16:436:519:14
6:48
-0:03
21M
21.00 mi12:40:182:23:516:527:08
7:08
+0:20
35K
21.75 mi12:45:152:28:486:514:57
6:37
-0:31
23M
23.00 mi12:53:412:37:146:518:26
6:45
+0:08
24M
24.00 mi13:00:182:43:516:506:37
6:37
-0:08
40K
24.85 mi13:06:002:49:336:505:42
6:40
+0:03
25.2M
25.20 mi13:08:302:52:036:502:30
7:15
+0:35
FINISH
26.22 mi13:15:022:58:356:496:32
6:25
-0:50

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

6:25 /mi

Average Pace

6:49 /mi

Slowest Pace

7:15 /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

2:48:57

95% of race

Time at Steady Pace

9:38

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:49 /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 mi10:38:0221:356:5721:35
6:57
#8141
10K
6.21 mi10:59:1042:436:5321:08
6:49
#7623
15K
9.32 mi11:20:131:03:466:5121:03
6:47
#7280
20K
12.43 mi11:41:271:25:006:5121:14
6:51
#7047
HALF
13.11 mi11:46:051:29:386:514:38
6:48
#7044
25K
15.53 mi12:02:401:46:136:5116:35
6:51
#6861
30K
18.64 mi12:23:562:07:296:5121:16
6:51
#6423
20M
20.00 mi12:33:102:16:436:519:14
6:48
#6188
21M
21.00 mi12:40:182:23:516:527:08
7:08
#6037
35K
21.75 mi12:45:152:28:486:514:57
6:37
#5960
23M
23.00 mi12:53:412:37:146:518:26
6:45
#5758
24M
24.00 mi13:00:182:43:516:506:37
6:37
#5632
40K
24.85 mi13:06:002:49:336:505:42
6:40
#5501
25.2M
25.20 mi13:08:302:52:036:502:30
7:15
#5458
FINISH
26.22 mi13:15:022:58:356:496:32
6:25
#5328
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 mi8141112111216592(Top 23%)693(Top 6%)693(Top 12%)
10K6.21 mi3.10 mi7623+518964+157964+1577022(Top 24%)794(Top 6%)794(Top 14%)
15K9.32 mi3.11 mi7280+343867+97867+976592(Top 23%)693(Top 6%)693(Top 12%)
20K12.43 mi3.11 mi7047+233812+55812+556524(Top 22%)708(Top 6%)708(Top 12%)
HALF13.11 mi0.68 mi7044+3810+2810+27151(Top 25%)840(Top 7%)840(Top 15%)
25K15.53 mi2.42 mi6861+183762+48762+486137(Top 21%)656(Top 5%)656(Top 11%)
30K18.64 mi3.11 mi6423+438675+87675+874750(Top 16%)416(Top 3%)416(Top 7%)
20M20.00 mi1.36 mi6188+235641+34641+344170(Top 14%)357(Top 3%)357(Top 6%)
21M21.00 mi1.00 mi6037+151609+32609+324278(Top 15%)440(Top 3%)440(Top 8%)
35K21.75 mi0.75 mi5960+77594+15594+154440(Top 15%)453(Top 4%)453(Top 8%)
23M23.00 mi1.25 mi5758+202566+28566+283734(Top 13%)348(Top 3%)348(Top 6%)
24M24.00 mi1.00 mi5632+126549+17549+173902(Top 13%)401(Top 3%)401(Top 7%)
40K24.85 mi0.85 mi5501+131518+31518+313455(Top 12%)351(Top 3%)351(Top 6%)
25.2M25.20 mi0.35 mi5458+435185183921(Top 14%)498(Top 4%)498(Top 9%)
FINISH26.22 mi1.02 mi5328+130506+12506+123667(Top 13%)446(Top 4%)446(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6592

Females

693

F18-39

693

5K→10K

3.1 - 6.2 mi

Top 24%
×5
+79ft-138ft

Overall

7022

Females

794

F18-39

794

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6592

Females

693

F18-39

693

15K→20K

9.3 - 12.4 mi

Top 22%
×5
+106ft-86ft

Overall

6524

Females

708

F18-39

708

20K→HALF

12.4 - 13.1 mi

Top 25%
×2
+19ft-37ft

Overall

7151

Females

840

F18-39

840

HALF→25K

13.1 - 15.5 mi

Top 21%
×4
+66ft-88ft

Overall

6137

Females

656

F18-39

656

25K→30K

15.5 - 18.6 mi

Top 16%
×9
+181ft-148ft

Overall

4750

Females

416

F18-39

416

30K→20M

18.6 - 20.0 mi

Top 14%
×5
+64ft-50ft

Overall

4170

Females

357

F18-39

357

20M→21M

20.0 - 21.0 mi

Top 15%
×8
+106ft-24ft

Overall

4278

Females

440

F18-39

440

21M→35K

21.0 - 21.8 mi

Top 15%
×7
+17ft-86ft

Overall

4440

Females

453

F18-39

453

35K→23M

21.8 - 23.0 mi

Top 13%
×5
+23ft-63ft

Overall

3734

Females

348

F18-39

348

23M→24M

23.0 - 24.0 mi

Top 13%
×6
+12ft-82ft

Overall

3902

Females

401

F18-39

401

24M→40K

24.0 - 24.9 mi

Top 12%
×1
+6ft-20ft

Overall

3455

Females

351

F18-39

351

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1
+13ft-16ft

Overall

3921

Females

498

F18-39

498

25.2M→FINISH

25.2 - 26.2 mi

Top 13%
×2
+22ft-21ft

Overall

3667

Females

446

F18-39

446

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3046
Passed By
233
Net Change
+2813
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8141
5K → 10K56345+518#8141#7623
10K → 15K36623+343#7623#7280
15K → 20K28552+233#7280#7047
20K → HALF2522+3#7047#7044
HALF → 25K20926+183#7044#6861
25K → 30K44911+438#6861#6423
30K → 20M2383+235#6423#6188
20M → 21M1587+151#6188#6037
21M → 35K825+77#6037#5960
35K → 23M2108+202#5960#5758
23M → 24M1348+126#5758#5632
24M → 40K1332+131#5632#5501
40K → 25.2M507+43#5501#5458
25.2M → FINISH14414+130#5458#5328
TOTALS3046233+2813
📊

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