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BOSTON MARATHON 2023

Pat Foster

Bib: 1083•M

WI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Division (M18-39)
#0 / 5285
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:27
Rank: #600
Start → 5K
18:27 | 5:56/mi
10K· 6.21 mi
36:17
Rank: #449 (+151)
5K → 10K
17:50 | 5:44/mi
15K· 9.32 mi
54:21
Rank: #423 (+26)
10K → 15K
18:04 | 5:49/mi
20K· 12.43 mi
1:12:35
Rank: #406 (+17)
15K → 20K
18:14 | 5:52/mi
Half· 13.11 mi
1:16:32
Rank: #404 (+2)
20K → Half
3:57 | 5:47/mi
25K· 15.53 mi
1:30:41
Rank: #389 (+15)
Half → 25K
14:09 | 5:50/mi
30K· 18.64 mi
1:49:19
Rank: #374 (+15)
25K → 30K
18:38 | 6:00/mi
20M
1:57:45
Rank: #382 (-8)
30K → 20M
8:26 | 6:12/mi
21M
2:04:34
Rank: #416 (-34)
20M → 21M
6:49 | 6:49/mi
35K· 21.75 mi
2:09:25
Rank: #445 (-29)
21M → 35K
4:51 | 6:28/mi
23M
2:17:31
Rank: #460 (-15)
35K → 23M
8:06 | 6:28/mi
24M
2:23:55
Rank: #478 (-18)
23M → 24M
6:24 | 6:24/mi
40K· 24.85 mi
2:29:29
Rank: #489 (-11)
24M → 40K
5:34 | 6:31/mi
25.2M
2:31:53
Rank: #496 (-7)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:38:23
Rank: #519 (-23)
25.2M → Finish
6:30 | 6:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:32
Pace5:50 /mi
2nd Half
Distance13.11 mi
Time1:21:51
Pace6:15 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5718:275:5618:27
5:56
-
10K
6.21 mi10:36:4736:175:5017:50
5:44
-0:12
15K
9.32 mi10:54:5154:215:5018:04
5:49
+0:05
20K
12.43 mi11:13:051:12:355:5018:14
5:52
+0:03
Half
13.11 mi11:17:021:16:325:503:57
5:47
-0:05
25K
15.53 mi11:31:111:30:415:5014:09
5:50
+0:03
30K
18.64 mi11:49:491:49:195:5218:38
6:00
+0:10
20M
20.00 mi11:58:151:57:455:538:26
6:12
+0:12
21M
21.00 mi12:05:042:04:345:566:49
6:49
+0:37
35K
21.75 mi12:09:552:09:255:574:51
6:28
-0:21
23M
23.00 mi12:18:012:17:315:598:06
6:28
0:00
24M
24.00 mi12:24:252:23:556:006:24
6:24
-0:04
40K
24.85 mi12:29:592:29:296:015:34
6:31
+0:07
25.2M
25.20 mi12:32:232:31:536:022:24
6:58
+0:27
Finish
26.22 mi12:38:532:38:236:036:30
6:23
-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

5:44 /mi

Average Pace

6:03 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:19

69% of race

Time at Steady Pace

14:56

9% of race

Time at Slower Pace

34:08

22% of race

Average Pace: 6:02 /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 mi10:18:5718:275:5618:27
5:56
#600
10K
6.21 mi10:36:4736:175:5017:50
5:44
#449
15K
9.32 mi10:54:5154:215:5018:04
5:49
#423
20K
12.43 mi11:13:051:12:355:5018:14
5:52
#406
Half
13.11 mi11:17:021:16:325:503:57
5:47
#404
25K
15.53 mi11:31:111:30:415:5014:09
5:50
#389
30K
18.64 mi11:49:491:49:195:5218:38
6:00
#374
20M
20.00 mi11:58:151:57:455:538:26
6:12
#382
21M
21.00 mi12:05:042:04:345:566:49
6:49
#416
35K
21.75 mi12:09:552:09:255:574:51
6:28
#445
23M
23.00 mi12:18:012:17:315:598:06
6:28
#460
24M
24.00 mi12:24:252:23:556:006:24
6:24
#478
40K
24.85 mi12:29:592:29:296:015:34
6:31
#489
25.2M
25.20 mi12:32:232:31:536:022:24
6:58
#496
Finish
26.22 mi12:38:532:38:236:036:30
6:23
#519
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi600556556385(Top 1%)351(Top 2%)351(Top 7%)
10K6.21 mi3.10 mi449+151414+142414+142363(Top 1%)328(Top 2%)328(Top 6%)
15K9.32 mi3.11 mi423+26388+26388+26385(Top 1%)351(Top 2%)351(Top 7%)
20K12.43 mi3.11 mi406+17371+17371+17385(Top 1%)352(Top 2%)352(Top 7%)
Half13.11 mi0.68 mi404+2370+1370+1389(Top 1%)360(Top 2%)360(Top 7%)
25K15.53 mi2.42 mi389+15357+13357+13327(Top 1%)299(Top 2%)299(Top 6%)
30K18.64 mi3.11 mi374+15342+15342+15380(Top 1%)349(Top 2%)349(Top 7%)
20M20.00 mi1.36 mi382-8350-8350-8652(Top 2%)615(Top 4%)615(Top 12%)
21M21.00 mi1.00 mi416-34381-31381-311431(Top 5%)1363(Top 9%)1363(Top 26%)
35K21.75 mi0.75 mi445-29410-29410-292286(Top 9%)2166(Top 14%)2166(Top 41%)
23M23.00 mi1.25 mi460-15424-14424-141342(Top 5%)1271(Top 8%)1271(Top 24%)
24M24.00 mi1.00 mi478-18442-18442-181654(Top 6%)1562(Top 10%)1562(Top 30%)
40K24.85 mi0.85 mi489-11453-11453-111537(Top 6%)1447(Top 10%)1447(Top 27%)
25.2M25.20 mi0.35 mi496-7460-7460-71561(Top 6%)1467(Top 10%)1467(Top 28%)
Finish26.22 mi1.02 mi519-23484-24484-241900(Top 7%)1771(Top 12%)1771(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

385

Males

351

M18-39

351

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

363

Males

328

M18-39

328

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

385

Males

351

M18-39

351

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

385

Males

352

M18-39

352

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

389

Males

360

M18-39

360

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

327

Males

299

M18-39

299

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

380

Males

349

M18-39

349

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

652

Males

615

M18-39

615

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1431

Males

1363

M18-39

1363

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2286

Males

2166

M18-39

2166

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1342

Males

1271

M18-39

1271

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1654

Males

1562

M18-39

1562

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1537

Males

1447

M18-39

1447

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1561

Males

1467

M18-39

1467

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1900

Males

1771

M18-39

1771

Passing Analysis

Category:
Athletes Passed
271
Passed By
190
Net Change
+81
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#600
5K → 10K1510+151#600#449
10K → 15K293+26#449#423
15K → 20K225+17#423#406
20K → Half20+2#406#404
Half → 25K194+15#404#389
25K → 30K216+15#389#374
30K → 20M513-8#374#382
20M → 21M034-34#382#416
21M → 35K130-29#416#445
35K → 23M722-15#445#460
23M → 24M119-18#460#478
24M → 40K314-11#478#489
40K → 25.2M29-7#489#496
25.2M → Finish831-23#496#519
TOTALS271190+81
📊

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