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BOSTON MARATHON 2023

Jason Willis

Bib: 3720•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Masters (Masters Men)
#0 / 9891
Top 9%
Division (M45-49)
#0 / 2252
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:04
Rank: #4472
Start → 5K
21:04 | 6:47/mi
10K· 6.21 mi
41:45
Rank: #4178 (+294)
5K → 10K
20:41 | 6:39/mi
15K· 9.32 mi
1:02:13
Rank: #3766 (+412)
10K → 15K
20:28 | 6:35/mi
20K· 12.43 mi
1:22:41
Rank: #3475 (+291)
15K → 20K
20:28 | 6:35/mi
Half· 13.11 mi
1:27:09
Rank: #3446 (+29)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:43:04
Rank: #3247 (+199)
Half → 25K
15:55 | 6:34/mi
30K· 18.64 mi
2:04:08
Rank: #3110 (+137)
25K → 30K
21:04 | 6:47/mi
20M
2:13:30
Rank: #3112 (-2)
30K → 20M
9:22 | 6:54/mi
21M
2:20:47
Rank: #3119 (-7)
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:25:50
Rank: #3128 (-9)
21M → 35K
5:03 | 6:45/mi
23M
2:34:39
Rank: #3156 (-28)
35K → 23M
8:49 | 7:03/mi
24M
2:41:36
Rank: #3202 (-46)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:47:48
Rank: #3280 (-78)
24M → 40K
6:12 | 7:15/mi
25.2M
2:50:29
Rank: #3304 (-24)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
2:57:45
Rank: #3415 (-111)
25.2M → Finish
7:16 | 7:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:09
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:30:36
Pace6:55 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3621:046:4721:04
6:47
-
10K
6.21 mi10:43:1741:456:4320:41
6:39
-0:08
15K
9.32 mi11:03:451:02:136:4120:28
6:35
-0:04
20K
12.43 mi11:24:131:22:416:3920:28
6:35
0:00
Half
13.11 mi11:28:411:27:096:394:28
6:33
-0:02
25K
15.53 mi11:44:361:43:046:3815:55
6:34
+0:01
30K
18.64 mi12:05:402:04:086:4021:04
6:47
+0:13
20M
20.00 mi12:15:022:13:306:409:22
6:54
+0:07
21M
21.00 mi12:22:192:20:476:427:17
7:17
+0:23
35K
21.75 mi12:27:222:25:506:425:03
6:45
-0:32
23M
23.00 mi12:36:112:34:396:438:49
7:03
+0:18
24M
24.00 mi12:43:082:41:366:446:57
6:57
-0:06
40K
24.85 mi12:49:202:47:486:456:12
7:15
+0:18
25.2M
25.20 mi12:52:012:50:296:462:41
7:47
+0:32
Finish
26.22 mi12:59:172:57:456:477:16
7:08
-0:39

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

6:33 /mi

Average Pace

6:47 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:35

91% of race

Time at Steady Pace

13:29

8% of race

Time at Slower Pace

2:41

2% of race

Average Pace: 6:47 /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 mi10:22:3621:046:4721:04
6:47
#4472
10K
6.21 mi10:43:1741:456:4320:41
6:39
#4178
15K
9.32 mi11:03:451:02:136:4120:28
6:35
#3766
20K
12.43 mi11:24:131:22:416:3920:28
6:35
#3475
Half
13.11 mi11:28:411:27:096:394:28
6:33
#3446
25K
15.53 mi11:44:361:43:046:3815:55
6:34
#3247
30K
18.64 mi12:05:402:04:086:4021:04
6:47
#3110
20M
20.00 mi12:15:022:13:306:409:22
6:54
#3112
21M
21.00 mi12:22:192:20:476:427:17
7:17
#3119
35K
21.75 mi12:27:222:25:506:425:03
6:45
#3128
23M
23.00 mi12:36:112:34:396:438:49
7:03
#3156
24M
24.00 mi12:43:082:41:366:446:57
6:57
#3202
40K
24.85 mi12:49:202:47:486:456:12
7:15
#3280
25.2M
25.20 mi12:52:012:50:296:462:41
7:47
#3304
Finish
26.22 mi12:59:172:57:456:477:16
7:08
#3415
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4472417441743198(Top 12%)3044(Top 20%)3044(Top 135%)
10K6.21 mi3.10 mi4178+2943916+2583916+2583938(Top 15%)3708(Top 24%)3708(Top 165%)
15K9.32 mi3.11 mi3766+4123554+3623554+3623198(Top 12%)3044(Top 20%)3044(Top 135%)
20K12.43 mi3.11 mi3475+2913293+2613293+2612773(Top 10%)2652(Top 17%)2652(Top 118%)
Half13.11 mi0.68 mi3446+293267+263267+263093(Top 12%)2958(Top 19%)2958(Top 131%)
25K15.53 mi2.42 mi3247+1993094+1733094+1732520(Top 9%)2411(Top 16%)2411(Top 107%)
30K18.64 mi3.11 mi3110+1372961+1332961+1332860(Top 11%)2710(Top 18%)2710(Top 120%)
20M20.00 mi1.36 mi3112-22963-22963-23369(Top 13%)3152(Top 21%)3152(Top 140%)
21M21.00 mi1.00 mi3119-72962+12962+13512(Top 13%)3263(Top 22%)3263(Top 145%)
35K21.75 mi0.75 mi3128-92967-52967-53843(Top 14%)3537(Top 23%)3537(Top 157%)
23M23.00 mi1.25 mi3156-282994-272994-273969(Top 15%)3650(Top 24%)3650(Top 162%)
24M24.00 mi1.00 mi3202-463032-383032-384395(Top 17%)3970(Top 26%)3970(Top 176%)
40K24.85 mi0.85 mi3280-783102-703102-705122(Top 19%)4418(Top 29%)4418(Top 196%)
25.2M25.20 mi0.35 mi3304-243125-233125-235209(Top 20%)4389(Top 29%)4389(Top 195%)
Finish26.22 mi1.02 mi3415-1113219-943219-945950(Top 22%)4889(Top 32%)4889(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3198

Males

3044

M45-49

3044

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3938

Males

3708

M45-49

3708

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3198

Males

3044

M45-49

3044

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2773

Males

2652

M45-49

2652

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3093

Males

2958

M45-49

2958

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2520

Males

2411

M45-49

2411

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2860

Males

2710

M45-49

2710

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3369

Males

3152

M45-49

3152

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3512

Males

3263

M45-49

3263

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3843

Males

3537

M45-49

3537

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3969

Males

3650

M45-49

3650

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4395

Males

3970

M45-49

3970

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5122

Males

4418

M45-49

4418

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5209

Males

4389

M45-49

4389

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5950

Males

4889

M45-49

4889

Passing Analysis

Category:
Athletes Passed
1765
Passed By
708
Net Change
+1057
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4472
5K → 10K38591+294#4472#4178
10K → 15K42816+412#4178#3766
15K → 20K2987+291#3766#3475
20K → Half378+29#3475#3446
Half → 25K2023+199#3446#3247
25K → 30K17538+137#3247#3110
30K → 20M4244-2#3110#3112
20M → 21M4148-7#3112#3119
21M → 35K2736-9#3119#3128
35K → 23M4472-28#3128#3156
23M → 24M3379-46#3156#3202
24M → 40K1896-78#3202#3280
40K → 25.2M933-24#3280#3304
25.2M → Finish26137-111#3304#3415
TOTALS1765708+1057
📊

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