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BOSTON MARATHON 2023

Jeff Weston

Bib: 3137•M

VT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 26%
Gender (Male)
#0 / 15176
Top 40%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:23
Rank: #12800
Start → 5K
24:23 | 7:51/mi
10K· 6.21 mi
47:40
Rank: #11522 (+1278)
5K → 10K
23:17 | 7:30/mi
15K· 9.32 mi
1:10:54
Rank: #10976 (+546)
10K → 15K
23:14 | 7:29/mi
20K· 12.43 mi
1:34:12
Rank: #10516 (+460)
15K → 20K
23:18 | 7:30/mi
Half· 13.11 mi
1:39:12
Rank: #10423 (+93)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:56:40
Rank: #9733 (+690)
Half → 25K
17:28 | 7:12/mi
30K· 18.64 mi
2:18:45
Rank: #8694 (+1039)
25K → 30K
22:05 | 7:06/mi
20M
2:28:24
Rank: #8319 (+375)
30K → 20M
9:39 | 7:06/mi
21M
2:36:00
Rank: #8100 (+219)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:41:17
Rank: #7981 (+119)
21M → 35K
5:17 | 7:04/mi
23M
2:50:33
Rank: #7806 (+175)
35K → 23M
9:16 | 7:24/mi
24M
2:57:31
Rank: #7605 (+201)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
3:03:23
Rank: #7384 (+221)
24M → 40K
5:52 | 6:52/mi
25.2M
3:05:54
Rank: #7294 (+90)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
3:12:31
Rank: #7019 (+275)
25.2M → Finish
6:37 | 6:30/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:39:12
Pace7:34 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:33:19
Pace7:07 /mi
📊Negative Split: 5.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4924:237:5124:23
7:51
-
10K
6.21 mi11:15:0647:407:4023:17
7:30
-0:21
15K
9.32 mi11:38:201:10:547:3623:14
7:29
-0:01
20K
12.43 mi12:01:381:34:127:3523:18
7:30
+0:01
Half
13.11 mi12:06:381:39:127:345:00
7:20
-0:10
25K
15.53 mi12:24:061:56:407:3117:28
7:12
-0:08
30K
18.64 mi12:46:112:18:457:2722:05
7:06
-0:06
20M
20.00 mi12:55:502:28:247:259:39
7:06
0:00
21M
21.00 mi13:03:262:36:007:267:36
7:36
+0:30
35K
21.75 mi13:08:432:41:177:255:17
7:04
-0:32
23M
23.00 mi13:17:592:50:337:259:16
7:24
+0:20
24M
24.00 mi13:24:572:57:317:246:58
6:58
-0:26
40K
24.85 mi13:30:493:03:237:235:52
6:52
-0:06
25.2M
25.20 mi13:33:203:05:547:232:31
7:18
+0:26
Finish
26.22 mi13:39:573:12:317:216:37
6:30
-0:48

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

6:30 /mi

Average Pace

7:21 /mi

Slowest Pace

7:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

56:28

29% of race

Time at Steady Pace

34:15

18% of race

Time at Slower Pace

1:41:48

53% of race

Average Pace: 7:21 /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 mi10:51:4924:237:5124:23
7:51
#12800
10K
6.21 mi11:15:0647:407:4023:17
7:30
#11522
15K
9.32 mi11:38:201:10:547:3623:14
7:29
#10976
20K
12.43 mi12:01:381:34:127:3523:18
7:30
#10516
Half
13.11 mi12:06:381:39:127:345:00
7:20
#10423
25K
15.53 mi12:24:061:56:407:3117:28
7:12
#9733
30K
18.64 mi12:46:112:18:457:2722:05
7:06
#8694
20M
20.00 mi12:55:502:28:247:259:39
7:06
#8319
21M
21.00 mi13:03:262:36:007:267:36
7:36
#8100
35K
21.75 mi13:08:432:41:177:255:17
7:04
#7981
23M
23.00 mi13:17:592:50:337:259:16
7:24
#7806
24M
24.00 mi13:24:572:57:317:246:58
6:58
#7605
40K
24.85 mi13:30:493:03:237:235:52
6:52
#7384
25.2M
25.20 mi13:33:203:05:547:232:31
7:18
#7294
Finish
26.22 mi13:39:573:12:317:216:37
6:30
#7019
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi12800945294529977(Top 37%)8129(Top 54%)8129(Top 154%)
10K6.21 mi3.10 mi11522+12788887+5658887+56510384(Top 39%)8373(Top 55%)8373(Top 158%)
15K9.32 mi3.11 mi10976+5468636+2518636+2519977(Top 37%)8129(Top 54%)8129(Top 154%)
20K12.43 mi3.11 mi10516+4608422+2148422+2149284(Top 35%)7675(Top 51%)7675(Top 145%)
Half13.11 mi0.68 mi10423+938367+558367+558745(Top 33%)7336(Top 48%)7336(Top 139%)
25K15.53 mi2.42 mi9733+6907984+3837984+3836694(Top 25%)5927(Top 39%)5927(Top 112%)
30K18.64 mi3.11 mi8694+10397314+6707314+6704987(Top 19%)4586(Top 30%)4586(Top 87%)
20M20.00 mi1.36 mi8319+3757050+2647050+2644643(Top 17%)4262(Top 28%)4262(Top 81%)
21M21.00 mi1.00 mi8100+2196899+1516899+1515105(Top 19%)4558(Top 30%)4558(Top 86%)
35K21.75 mi0.75 mi7981+1196814+856814+855700(Top 21%)5031(Top 33%)5031(Top 95%)
23M23.00 mi1.25 mi7806+1756681+1336681+1335873(Top 22%)5098(Top 34%)5098(Top 96%)
24M24.00 mi1.00 mi7605+2016540+1416540+1414523(Top 17%)4084(Top 27%)4084(Top 77%)
40K24.85 mi0.85 mi7384+2216366+1746366+1743154(Top 12%)2898(Top 19%)2898(Top 55%)
25.2M25.20 mi0.35 mi7294+906306+606306+603011(Top 11%)2766(Top 18%)2766(Top 52%)
Finish26.22 mi1.02 mi7019+2756097+2096097+2092476(Top 9%)2284(Top 15%)2284(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9977

Males

8129

M18-39

8129

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

10384

Males

8373

M18-39

8373

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9977

Males

8129

M18-39

8129

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9284

Males

7675

M18-39

7675

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8745

Males

7336

M18-39

7336

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6694

Males

5927

M18-39

5927

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

4987

Males

4586

M18-39

4586

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4643

Males

4262

M18-39

4262

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5105

Males

4558

M18-39

4558

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5700

Males

5031

M18-39

5031

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5873

Males

5098

M18-39

5098

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4523

Males

4084

M18-39

4084

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3154

Males

2898

M18-39

2898

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3011

Males

2766

M18-39

2766

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2476

Males

2284

M18-39

2284

Passing Analysis

Category:
Athletes Passed
5893*
Passed By
112
Net Change
+5781
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12800
5K → 10K131436+1278#12800#11522
10K → 15K57529+546#11522#10976
15K → 20K47818+460#10976#10516
20K → Half996+93#10516#10423
Half → 25K690*0+690#10423#9733
25K → 30K1039*0+1039#9733#8694
30K → 20M3761+375#8694#8319
20M → 21M2256+219#8319#8100
21M → 35K1223+119#8100#7981
35K → 23M18510+175#7981#7806
23M → 24M2021+201#7806#7605
24M → 40K2210+221#7605#7384
40K → 25.2M900+90#7384#7294
25.2M → Finish2772+275#7294#7019
TOTALS5893*112+5781

* 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