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BOSTON MARATHON 2023

Kelly Willard

Bib: 19463•F

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 35%
Gender (Female)
#0 / 11423
Top 15%
Masters (Masters Women)
#0 / 6539
Top 6%
Division (F40-44)
#0 / 1878
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:59
Rank: #14301
Start → 5K
24:59 | 8:02/mi
10K· 6.21 mi
49:26
Rank: #14035 (+266)
5K → 10K
24:27 | 7:52/mi
15K· 9.32 mi
1:13:07
Rank: #13081 (+954)
10K → 15K
23:41 | 7:37/mi
20K· 12.43 mi
1:36:50
Rank: #12327 (+754)
15K → 20K
23:43 | 7:38/mi
Half· 13.11 mi
1:41:54
Rank: #12158 (+169)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
2:00:19
Rank: #11680 (+478)
Half → 25K
18:25 | 7:36/mi
30K· 18.64 mi
2:23:37
Rank: #10817 (+863)
25K → 30K
23:18 | 7:30/mi
20M
2:33:46
Rank: #10467 (+350)
30K → 20M
10:09 | 7:28/mi
21M
2:41:34
Rank: #10164 (+303)
20M → 21M
7:48 | 7:48/mi
35K· 21.75 mi
2:46:53
Rank: #9970 (+194)
21M → 35K
5:19 | 7:06/mi
23M
2:56:16
Rank: #9714 (+256)
35K → 23M
9:23 | 7:30/mi
24M
3:03:35
Rank: #9550 (+164)
23M → 24M
7:19 | 7:19/mi
40K· 24.85 mi
3:09:58
Rank: #9399 (+151)
24M → 40K
6:23 | 7:28/mi
25.2M
3:12:41
Rank: #9324 (+75)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:20:07
Rank: #9222 (+102)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:41:54
Pace7:46 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:38:13
Pace7:30 /mi
📊Negative Split: 3.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0724:598:0224:59
8:02
-
10K
6.21 mi11:45:3449:267:5724:27
7:52
-0:10
15K
9.32 mi12:09:151:13:077:5123:41
7:37
-0:15
20K
12.43 mi12:32:581:36:507:4823:43
7:38
+0:01
Half
13.11 mi12:38:021:41:547:465:04
7:26
-0:12
25K
15.53 mi12:56:272:00:197:4518:25
7:36
+0:10
30K
18.64 mi13:19:452:23:377:4223:18
7:30
-0:06
20M
20.00 mi13:29:542:33:467:4110:09
7:28
-0:02
21M
21.00 mi13:37:422:41:347:427:48
7:48
+0:20
35K
21.75 mi13:43:012:46:537:405:19
7:06
-0:42
23M
23.00 mi13:52:242:56:167:409:23
7:30
+0:24
24M
24.00 mi13:59:433:03:357:397:19
7:19
-0:11
40K
24.85 mi14:06:063:09:587:396:23
7:28
+0:09
25.2M
25.20 mi14:08:493:12:417:392:43
7:53
+0:25
Finish
26.22 mi14:16:153:20:077:387:26
7:18
-0:35

Checkpoints & Pacing

📈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

7:06 /mi

Average Pace

7:38 /mi

Slowest Pace

8:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:58

74% of race

Time at Steady Pace

52:09

26% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:38 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:21:0724:598:0224:59
8:02
#14301
10K
6.21 mi11:45:3449:267:5724:27
7:52
#14035
15K
9.32 mi12:09:151:13:077:5123:41
7:37
#13081
20K
12.43 mi12:32:581:36:507:4823:43
7:38
#12327
Half
13.11 mi12:38:021:41:547:465:04
7:26
#12158
25K
15.53 mi12:56:272:00:197:4518:25
7:36
#11680
30K
18.64 mi13:19:452:23:377:4223:18
7:30
#10817
20M
20.00 mi13:29:542:33:467:4110:09
7:28
#10467
21M
21.00 mi13:37:422:41:347:427:48
7:48
#10164
35K
21.75 mi13:43:012:46:537:405:19
7:06
#9970
23M
23.00 mi13:52:242:56:167:409:23
7:30
#9714
24M
24.00 mi13:59:433:03:357:397:19
7:19
#9550
40K
24.85 mi14:06:063:09:587:396:23
7:28
#9399
25.2M
25.20 mi14:08:493:12:417:392:43
7:53
#9324
Finish
26.22 mi14:16:153:20:077:387:26
7:18
#9222
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi143014202420211202(Top 42%)2457(Top 22%)2457(Top 131%)
10K6.21 mi3.10 mi14035+2664060+1424060+14213722(Top 52%)3869(Top 34%)3869(Top 206%)
15K9.32 mi3.11 mi13081+9543510+5503510+55011202(Top 42%)2457(Top 22%)2457(Top 131%)
20K12.43 mi3.11 mi12327+7543103+4073103+40710364(Top 39%)2073(Top 18%)2073(Top 110%)
Half13.11 mi0.68 mi12158+1693008+953008+959674(Top 36%)1745(Top 15%)1745(Top 93%)
25K15.53 mi2.42 mi11680+4782746+2622746+2629520(Top 36%)1787(Top 16%)1787(Top 95%)
30K18.64 mi3.11 mi10817+8632303+4432303+4437230(Top 27%)1013(Top 9%)1013(Top 54%)
20M20.00 mi1.36 mi10467+3502154+1492154+1496626(Top 25%)905(Top 8%)905(Top 48%)
21M21.00 mi1.00 mi10164+3032024+1302024+1306209(Top 23%)863(Top 8%)863(Top 46%)
35K21.75 mi0.75 mi9970+1941954+701954+706013(Top 23%)783(Top 7%)783(Top 42%)
23M23.00 mi1.25 mi9714+2561866+881866+886414(Top 24%)964(Top 8%)964(Top 51%)
24M24.00 mi1.00 mi9550+1641818+481818+486533(Top 25%)1094(Top 10%)1094(Top 58%)
40K24.85 mi0.85 mi9399+1511788+301788+306554(Top 25%)1190(Top 10%)1190(Top 63%)
25.2M25.20 mi0.35 mi9324+751767+211767+215905(Top 22%)1036(Top 9%)1036(Top 55%)
Finish26.22 mi1.02 mi9222+1021747+201747+207130(Top 27%)1477(Top 13%)1477(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11202

Females

2457

F40-44

2457

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13722

Females

3869

F40-44

3869

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11202

Females

2457

F40-44

2457

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10364

Females

2073

F40-44

2073

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9674

Females

1745

F40-44

1745

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

9520

Females

1787

F40-44

1787

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7230

Females

1013

F40-44

1013

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6626

Females

905

F40-44

905

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6209

Females

863

F40-44

863

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6013

Females

783

F40-44

783

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6414

Females

964

F40-44

964

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6533

Females

1094

F40-44

1094

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6554

Females

1190

F40-44

1190

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5905

Females

1036

F40-44

1036

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7130

Females

1477

F40-44

1477

Passing Analysis

Category:
Athletes Passed
5315*
Passed By
236
Net Change
+5079
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14301
5K → 10K443177+266#14301#14035
10K → 15K96410+954#14035#13081
15K → 20K7617+754#13081#12327
20K → Half1690+169#12327#12158
Half → 25K4802+478#12158#11680
25K → 30K8641+863#11680#10817
30K → 20M352*2+350#10817#10467
20M → 21M3052+303#10467#10164
21M → 35K195*1+194#10164#9970
35K → 23M2604+256#9970#9714
23M → 24M1695+164#9714#9550
24M → 40K156*5+151#9550#9399
40K → 25.2M783+75#9399#9324
25.2M → Finish11917+102#9324#9222
TOTALS5315*236+5079

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing