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BOSTON MARATHON 2026

Brooke Williams

Bib: 28844•F

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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
26:48
3.11 mi
Rank: #20783
Start → 5K
26:48 | 8:38/mi
10K
52:10
6.21 mi
Rank: #19602 (+1181)
5K → 10K
25:22 | 8:10/mi
15K
1:17:56
9.32 mi
Rank: #19364 (+238)
10K → 15K
25:46 | 8:18/mi
20K
1:44:04
12.43 mi
Rank: #19225 (+139)
15K → 20K
26:08 | 8:25/mi
HALF
1:49:51
13.11 mi
Rank: #19272 (-47)
20K → HALF
5:47 | 8:30/mi
25K
2:12:21
15.53 mi
Rank: #19852 (-580)
HALF → 25K
22:30 | 9:17/mi
30K
2:42:31
18.64 mi
Rank: #20436 (-584)
25K → 30K
30:10 | 9:43/mi
20M
2:55:46
20.00 mi
Rank: #20579 (-143)
30K → 20M
13:15 | 9:46/mi
21M
3:06:37
21.00 mi
Rank: #20743 (-164)
20M → 21M
10:51 | 10:51/mi
35K
3:14:19
21.75 mi
Rank: #20914 (-171)
21M → 35K
7:42 | 10:18/mi
23M
3:27:40
23.00 mi
Rank: #21231 (-317)
35K → 23M
13:21 | 10:41/mi
24M
3:38:12
24.00 mi
Rank: #21429 (-198)
23M → 24M
10:32 | 10:32/mi
40K
3:47:43
24.85 mi
Rank: #21643 (-214)
24M → 40K
9:31 | 11:08/mi
25.2M
3:52:05
25.20 mi
Rank: #21770 (-127)
40K → 25.2M
4:22 | 12:40/mi
FINISH
4:02:07
26.22 mi
Rank: #21845 (-75)
25.2M → FINISH
10:02 | 9:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:51
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time2:12:16
Pace10:06 /mi
📊Positive Split: 20.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5026:488:3826:48
8:38
-
10K
6.21 mi12:17:1252:108:2425:22
8:10
-0:28
15K
9.32 mi12:42:581:17:568:2225:46
8:18
+0:08
20K
12.43 mi13:09:061:44:048:2326:08
8:25
+0:07
HALF
13.11 mi13:14:531:49:518:235:47
8:30
+0:05
25K
15.53 mi13:37:232:12:218:3222:30
9:17
+0:47
30K
18.64 mi14:07:332:42:318:4430:10
9:43
+0:26
20M
20.00 mi14:20:482:55:468:4813:15
9:46
+0:03
21M
21.00 mi14:31:393:06:378:5410:51
10:51
+1:05
35K
21.75 mi14:39:213:14:198:577:42
10:18
-0:33
23M
23.00 mi14:52:423:27:409:0213:21
10:41
+0:23
24M
24.00 mi15:03:143:38:129:0610:32
10:32
-0:09
40K
24.85 mi15:12:453:47:439:109:31
11:08
+0:36
25.2M
25.20 mi15:17:073:52:059:134:22
12:40
+1:32
FINISH
26.22 mi15:27:094:02:079:1510:02
9:51
-2:49

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

8:10 /mi

Average Pace

9:14 /mi

Slowest Pace

12:40 /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

1:49:51

45% of race

Time at Steady Pace

1:23:39

35% of race

Time at Slower Pace

48:37

20% of race

Average Pace: 9:14 /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 mi11:51:5026:488:3826:48
8:38
#20783
10K
6.21 mi12:17:1252:108:2425:22
8:10
#19602
15K
9.32 mi12:42:581:17:568:2225:46
8:18
#19364
20K
12.43 mi13:09:061:44:048:2326:08
8:25
#19225
HALF
13.11 mi13:14:531:49:518:235:47
8:30
#19272
25K
15.53 mi13:37:232:12:218:3222:30
9:17
#19852
30K
18.64 mi14:07:332:42:318:4430:10
9:43
#20436
20M
20.00 mi14:20:482:55:468:4813:15
9:46
#20579
21M
21.00 mi14:31:393:06:378:5410:51
10:51
#20743
35K
21.75 mi14:39:213:14:198:577:42
10:18
#20914
23M
23.00 mi14:52:423:27:409:0213:21
10:41
#21231
24M
24.00 mi15:03:143:38:129:0610:32
10:32
#21429
40K
24.85 mi15:12:453:47:439:109:31
11:08
#21643
25.2M
25.20 mi15:17:073:52:059:134:22
12:40
#21770
FINISH
26.22 mi15:27:094:02:079:1510:02
9:51
#21845
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 mi207838051805118962(Top 65%)7024(Top 56%)7024(Top 123%)
10K6.21 mi3.10 mi19602+11817407+6447407+64418391(Top 63%)6689(Top 53%)6689(Top 117%)
15K9.32 mi3.11 mi19364+2387253+1547253+15418962(Top 65%)7024(Top 56%)7024(Top 123%)
20K12.43 mi3.11 mi19225+1397186+677186+6718813(Top 65%)6975(Top 55%)6975(Top 122%)
HALF13.11 mi0.68 mi19272-477215-297215-2920230(Top 70%)7721(Top 61%)7721(Top 135%)
25K15.53 mi2.42 mi19852-5807553-3387553-33822335(Top 77%)8849(Top 70%)8849(Top 155%)
30K18.64 mi3.11 mi20436-5847896-3437896-34322303(Top 77%)8919(Top 71%)8919(Top 156%)
20M20.00 mi1.36 mi20579-1437973-777973-7721906(Top 75%)8802(Top 70%)8802(Top 154%)
21M21.00 mi1.00 mi20743-1648062-898062-8922792(Top 79%)9303(Top 74%)9303(Top 163%)
35K21.75 mi0.75 mi20914-1718163-1018163-10123869(Top 82%)9915(Top 79%)9915(Top 173%)
23M23.00 mi1.25 mi21231-3178332-1698332-16923765(Top 82%)9918(Top 79%)9918(Top 174%)
24M24.00 mi1.00 mi21429-1988447-1158447-11524179(Top 83%)10169(Top 81%)10169(Top 178%)
40K24.85 mi0.85 mi21643-2148573-1268573-12624497(Top 84%)10392(Top 83%)10392(Top 182%)
25.2M25.20 mi0.35 mi21770-1278649-768649-7625609(Top 88%)10916(Top 87%)10916(Top 191%)
FINISH26.22 mi1.02 mi21845-758698-498698-4923428(Top 81%)9823(Top 78%)9823(Top 172%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18962

Females

7024

F18-39

7024

5K→10K

3.1 - 6.2 mi

Top 63%
×5
+79ft-138ft

Overall

18391

Females

6689

F18-39

6689

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18962

Females

7024

F18-39

7024

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18813

Females

6975

F18-39

6975

20K→HALF

12.4 - 13.1 mi

Top 70%
×2
+19ft-37ft

Overall

20230

Females

7721

F18-39

7721

HALF→25K

13.1 - 15.5 mi

Top 77%
×4
+66ft-88ft

Overall

22335

Females

8849

F18-39

8849

25K→30K

15.5 - 18.6 mi

Top 77%
×9
+181ft-148ft

Overall

22303

Females

8919

F18-39

8919

30K→20M

18.6 - 20.0 mi

Top 75%
×5
+64ft-50ft

Overall

21906

Females

8802

F18-39

8802

20M→21M

20.0 - 21.0 mi

Top 79%
×8
+106ft-24ft

Overall

22792

Females

9303

F18-39

9303

21M→35K

21.0 - 21.8 mi

Top 82%
×7
+17ft-86ft

Overall

23869

Females

9915

F18-39

9915

35K→23M

21.8 - 23.0 mi

Top 82%
×5
+23ft-63ft

Overall

23765

Females

9918

F18-39

9918

23M→24M

23.0 - 24.0 mi

Top 83%
×6
+12ft-82ft

Overall

24179

Females

10169

F18-39

10169

24M→40K

24.0 - 24.9 mi

Top 84%
×1
+6ft-20ft

Overall

24497

Females

10392

F18-39

10392

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1
+13ft-16ft

Overall

25609

Females

10916

F18-39

10916

25.2M→FINISH

25.2 - 26.2 mi

Top 81%
×2
+22ft-21ft

Overall

23428

Females

9823

F18-39

9823

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2050
Passed By
3112
Net Change
-1062
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20783
5K → 10K120524+1181#20783#19602
10K → 15K32385+238#19602#19364
15K → 20K21879+139#19364#19225
20K → HALF1057-47#19225#19272
HALF → 25K32612-580#19272#19852
25K → 30K75659-584#19852#20436
30K → 20M54197-143#20436#20579
20M → 21M35199-164#20579#20743
21M → 35K18189-171#20743#20914
35K → 23M18335-317#20914#21231
23M → 24M21219-198#21231#21429
24M → 40K13227-214#21429#21643
40K → 25.2M4131-127#21643#21770
25.2M → FINISH2499-75#21770#21845
TOTALS20503112-1062

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📊

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