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BOSTON MARATHON 2026

Charlotte Sweed

Bib: 16830•F

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 38%
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
25:28
3.11 mi
Rank: #18203
Start → 5K
25:28 | 8:12/mi
10K
50:27
6.21 mi
Rank: #17894 (+309)
5K → 10K
24:59 | 8:03/mi
15K
1:15:13
9.32 mi
Rank: #17558 (+336)
10K → 15K
24:46 | 7:59/mi
20K
1:40:03
12.43 mi
Rank: #17197 (+361)
15K → 20K
24:50 | 8:00/mi
HALF
1:45:25
13.11 mi
Rank: #17122 (+75)
20K → HALF
5:22 | 7:53/mi
25K
2:04:44
15.53 mi
Rank: #16794 (+328)
HALF → 25K
19:19 | 7:58/mi
30K
2:29:22
18.64 mi
Rank: #16092 (+702)
25K → 30K
24:38 | 7:56/mi
20M
2:40:13
20.00 mi
Rank: #15826 (+266)
30K → 20M
10:51 | 8:00/mi
21M
2:48:30
21.00 mi
Rank: #15547 (+279)
20M → 21M
8:17 | 8:17/mi
35K
2:54:11
21.75 mi
Rank: #15375 (+172)
21M → 35K
5:41 | 7:36/mi
23M
3:04:13
23.00 mi
Rank: #15202 (+173)
35K → 23M
10:02 | 8:02/mi
24M
3:11:59
24.00 mi
Rank: #15036 (+166)
23M → 24M
7:46 | 7:46/mi
40K
3:18:39
24.85 mi
Rank: #14867 (+169)
24M → 40K
6:40 | 7:48/mi
25.2M
3:21:37
25.20 mi
Rank: #14837 (+30)
40K → 25.2M
2:58 | 8:37/mi
FINISH
3:29:25
26.22 mi
Rank: #14754 (+83)
25.2M → FINISH
7:48 | 7:40/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:45:25
Pace8:03 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:44:00
Pace7:56 /mi
📊Negative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:5825:288:1225:28
8:12
-
10K
6.21 mi11:32:5750:278:0824:59
8:03
-0:09
15K
9.32 mi11:57:431:15:138:0524:46
7:59
-0:04
20K
12.43 mi12:22:331:40:038:0424:50
8:00
+0:01
HALF
13.11 mi12:27:551:45:258:035:22
7:53
-0:07
25K
15.53 mi12:47:142:04:448:0219:19
7:58
+0:05
30K
18.64 mi13:11:522:29:228:0124:38
7:56
-0:02
20M
20.00 mi13:22:432:40:138:0110:51
8:00
+0:04
21M
21.00 mi13:31:002:48:308:028:17
8:17
+0:17
35K
21.75 mi13:36:412:54:118:015:41
7:36
-0:41
23M
23.00 mi13:46:433:04:138:0110:02
8:02
+0:26
24M
24.00 mi13:54:293:11:598:007:46
7:46
-0:16
40K
24.85 mi14:01:093:18:398:006:40
7:48
+0:02
25.2M
25.20 mi14:04:073:21:378:012:58
8:37
+0:49
FINISH
26.22 mi14:11:553:29:258:007:48
7:40
-0:57

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

7:36 /mi

Average Pace

8:00 /mi

Slowest Pace

8:37 /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

3:26:27

99% of race

Time at Steady Pace

2:58

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:59 /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 mi11:07:5825:288:1225:28
8:12
#18203
10K
6.21 mi11:32:5750:278:0824:59
8:03
#17894
15K
9.32 mi11:57:431:15:138:0524:46
7:59
#17558
20K
12.43 mi12:22:331:40:038:0424:50
8:00
#17197
HALF
13.11 mi12:27:551:45:258:035:22
7:53
#17122
25K
15.53 mi12:47:142:04:448:0219:19
7:58
#16794
30K
18.64 mi13:11:522:29:228:0124:38
7:56
#16092
20M
20.00 mi13:22:432:40:138:0110:51
8:00
#15826
21M
21.00 mi13:31:002:48:308:028:17
8:17
#15547
35K
21.75 mi13:36:412:54:118:015:41
7:36
#15375
23M
23.00 mi13:46:433:04:138:0110:02
8:02
#15202
24M
24.00 mi13:54:293:11:598:007:46
7:46
#15036
40K
24.85 mi14:01:093:18:398:006:40
7:48
#14867
25.2M
25.20 mi14:04:073:21:378:012:58
8:37
#14837
FINISH
26.22 mi14:11:553:29:258:007:48
7:40
#14754
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 mi182036617661716791(Top 58%)5779(Top 46%)5779(Top 101%)
10K6.21 mi3.10 mi17894+3096430+1876430+18717562(Top 61%)6235(Top 50%)6235(Top 109%)
15K9.32 mi3.11 mi17558+3366250+1806250+18016791(Top 58%)5779(Top 46%)5779(Top 101%)
20K12.43 mi3.11 mi17197+3616041+2096041+20916081(Top 55%)5418(Top 43%)5418(Top 95%)
HALF13.11 mi0.68 mi17122+755999+425999+4216165(Top 56%)5419(Top 43%)5419(Top 95%)
25K15.53 mi2.42 mi16794+3285816+1835816+18315152(Top 52%)4948(Top 39%)4948(Top 87%)
30K18.64 mi3.11 mi16092+7025460+3565460+35612987(Top 45%)3838(Top 31%)3838(Top 67%)
20M20.00 mi1.36 mi15826+2665312+1485312+14812793(Top 44%)3839(Top 31%)3839(Top 67%)
21M21.00 mi1.00 mi15547+2795166+1465166+14611785(Top 41%)3424(Top 27%)3424(Top 60%)
35K21.75 mi0.75 mi15375+1725088+785088+7811633(Top 40%)3357(Top 27%)3357(Top 59%)
23M23.00 mi1.25 mi15202+1735015+735015+7312611(Top 43%)3931(Top 31%)3931(Top 69%)
24M24.00 mi1.00 mi15036+1664941+744941+7412094(Top 42%)3768(Top 30%)3768(Top 66%)
40K24.85 mi0.85 mi14867+1694862+794862+7911081(Top 38%)3317(Top 26%)3317(Top 58%)
25.2M25.20 mi0.35 mi14837+304851+114851+1112392(Top 43%)4068(Top 32%)4068(Top 71%)
FINISH26.22 mi1.02 mi14754+834821+304821+3012672(Top 44%)4224(Top 34%)4224(Top 74%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21
+97ft-345ft

Overall

16791

Females

5779

F18-39

5779

5K→10K

3.1 - 6.2 mi

Top 61%
×5
+79ft-138ft

Overall

17562

Females

6235

F18-39

6235

10K→15K

6.2 - 9.3 mi

Top 58%
×3
+67ft-78ft

Overall

16791

Females

5779

F18-39

5779

15K→20K

9.3 - 12.4 mi

Top 55%
×5
+106ft-86ft

Overall

16081

Females

5418

F18-39

5418

20K→HALF

12.4 - 13.1 mi

Top 56%
×2
+19ft-37ft

Overall

16165

Females

5419

F18-39

5419

HALF→25K

13.1 - 15.5 mi

Top 52%
×4
+66ft-88ft

Overall

15152

Females

4948

F18-39

4948

25K→30K

15.5 - 18.6 mi

Top 45%
×9
+181ft-148ft

Overall

12987

Females

3838

F18-39

3838

30K→20M

18.6 - 20.0 mi

Top 44%
×5
+64ft-50ft

Overall

12793

Females

3839

F18-39

3839

20M→21M

20.0 - 21.0 mi

Top 41%
×8
+106ft-24ft

Overall

11785

Females

3424

F18-39

3424

21M→35K

21.0 - 21.8 mi

Top 40%
×7
+17ft-86ft

Overall

11633

Females

3357

F18-39

3357

35K→23M

21.8 - 23.0 mi

Top 43%
×5
+23ft-63ft

Overall

12611

Females

3931

F18-39

3931

23M→24M

23.0 - 24.0 mi

Top 42%
×6
+12ft-82ft

Overall

12094

Females

3768

F18-39

3768

24M→40K

24.0 - 24.9 mi

Top 38%
×1
+6ft-20ft

Overall

11081

Females

3317

F18-39

3317

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1
+13ft-16ft

Overall

12392

Females

4068

F18-39

4068

25.2M→FINISH

25.2 - 26.2 mi

Top 44%
×2
+22ft-21ft

Overall

12672

Females

4224

F18-39

4224

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3815
Passed By
366
Net Change
+3449
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18203
5K → 10K470161+309#18203#17894
10K → 15K39054+336#17894#17558
15K → 20K39130+361#17558#17197
20K → HALF8914+75#17197#17122
HALF → 25K34012+328#17122#16794
25K → 30K7075+702#16794#16092
30K → 20M2726+266#16092#15826
20M → 21M2878+279#15826#15547
21M → 35K1731+172#15547#15375
35K → 23M19421+173#15375#15202
23M → 24M17812+166#15202#15036
24M → 40K1734+169#15036#14867
40K → 25.2M4010+30#14867#14837
25.2M → FINISH11128+83#14837#14754
TOTALS3815366+3449
📊

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