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BOSTON MARATHON 2023

Joseph Snowaert

Bib: 5432•M

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:55
Rank: #3939
Start → 5K
20:55 | 6:44/mi
10K· 6.21 mi
41:27
Rank: #3693 (+246)
5K → 10K
20:32 | 6:37/mi
15K· 9.32 mi
1:02:05
Rank: #3637 (+56)
10K → 15K
20:38 | 6:38/mi
20K· 12.43 mi
1:23:23
Rank: #3958 (-321)
15K → 20K
21:18 | 6:51/mi
Half· 13.11 mi
1:27:51
Rank: #3897 (+61)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:43:51
Rank: #3635 (+262)
Half → 25K
16:00 | 6:36/mi
30K· 18.64 mi
2:04:51
Rank: #3421 (+214)
25K → 30K
21:00 | 6:46/mi
20M
2:13:56
Rank: #3265 (+156)
30K → 20M
9:05 | 6:41/mi
21M
2:20:54
Rank: #3154 (+111)
20M → 21M
6:58 | 6:58/mi
35K· 21.75 mi
2:25:45
Rank: #3104 (+50)
21M → 35K
4:51 | 6:29/mi
23M
2:34:10
Rank: #3020 (+84)
35K → 23M
8:25 | 6:43/mi
24M
2:40:56
Rank: #3013 (+7)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:46:58
Rank: #3024 (-11)
24M → 40K
6:02 | 7:03/mi
25.2M
2:49:34
Rank: #3040 (-16)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:56:29
Rank: #3054 (-14)
25.2M → Finish
6:55 | 6:47/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:51
Pace6:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:38
Pace6:46 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3420:556:4420:55
6:44
-
10K
6.21 mi10:44:0641:276:4020:32
6:37
-0:07
15K
9.32 mi11:04:441:02:056:4020:38
6:38
+0:01
20K
12.43 mi11:26:021:23:236:4321:18
6:51
+0:13
Half
13.11 mi11:30:301:27:516:424:28
6:33
-0:18
25K
15.53 mi11:46:301:43:516:4116:00
6:36
+0:03
30K
18.64 mi12:07:302:04:516:4221:00
6:46
+0:10
20M
20.00 mi12:16:352:13:566:429:05
6:41
-0:05
21M
21.00 mi12:23:332:20:546:436:58
6:58
+0:17
35K
21.75 mi12:28:242:25:456:424:51
6:29
-0:29
23M
23.00 mi12:36:492:34:106:428:25
6:43
+0:14
24M
24.00 mi12:43:352:40:566:426:46
6:46
+0:03
40K
24.85 mi12:49:372:46:586:436:02
7:03
+0:17
25.2M
25.20 mi12:52:132:49:346:442:36
7:32
+0:29
Finish
26.22 mi12:59:082:56:296:446:55
6:47
-0:45

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

6:29 /mi

Average Pace

6:44 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:53

99% of race

Time at Steady Pace

2:36

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:23:3420:556:4420:55
6:44
#3939
10K
6.21 mi10:44:0641:276:4020:32
6:37
#3693
15K
9.32 mi11:04:441:02:056:4020:38
6:38
#3637
20K
12.43 mi11:26:021:23:236:4321:18
6:51
#3958
Half
13.11 mi11:30:301:27:516:424:28
6:33
#3897
25K
15.53 mi11:46:301:43:516:4116:00
6:36
#3635
30K
18.64 mi12:07:302:04:516:4221:00
6:46
#3421
20M
20.00 mi12:16:352:13:566:429:05
6:41
#3265
21M
21.00 mi12:23:332:20:546:436:58
6:58
#3154
35K
21.75 mi12:28:242:25:456:424:51
6:29
#3104
23M
23.00 mi12:36:492:34:106:428:25
6:43
#3020
24M
24.00 mi12:43:352:40:566:426:46
6:46
#3013
40K
24.85 mi12:49:372:46:586:436:02
7:03
#3024
25.2M
25.20 mi12:52:132:49:346:442:36
7:32
#3040
Finish
26.22 mi12:59:082:56:296:446:55
6:47
#3054
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3939369636963618(Top 14%)3413(Top 22%)3413(Top 65%)
10K6.21 mi3.10 mi3693+2463483+2133483+2133553(Top 13%)3359(Top 22%)3359(Top 64%)
15K9.32 mi3.11 mi3637+563435+483435+483618(Top 14%)3413(Top 22%)3413(Top 65%)
20K12.43 mi3.11 mi3958-3213724-2893724-2894946(Top 19%)4588(Top 30%)4588(Top 87%)
Half13.11 mi0.68 mi3897+613672+523672+523077(Top 12%)2942(Top 19%)2942(Top 56%)
25K15.53 mi2.42 mi3635+2623440+2323440+2322713(Top 10%)2597(Top 17%)2597(Top 49%)
30K18.64 mi3.11 mi3421+2143239+2013239+2012743(Top 10%)2605(Top 17%)2605(Top 49%)
20M20.00 mi1.36 mi3265+1563097+1423097+1422226(Top 8%)2118(Top 14%)2118(Top 40%)
21M21.00 mi1.00 mi3154+1112992+1052992+1052020(Top 8%)1915(Top 13%)1915(Top 36%)
35K21.75 mi0.75 mi3104+502947+452947+452345(Top 9%)2225(Top 15%)2225(Top 42%)
23M23.00 mi1.25 mi3020+842870+772870+772276(Top 9%)2147(Top 14%)2147(Top 41%)
24M24.00 mi1.00 mi3013+72860+102860+103456(Top 13%)3181(Top 21%)3181(Top 60%)
40K24.85 mi0.85 mi3024-112866-62866-64109(Top 15%)3670(Top 24%)3670(Top 69%)
25.2M25.20 mi0.35 mi3040-162879-132879-134008(Top 15%)3550(Top 23%)3550(Top 67%)
Finish26.22 mi1.02 mi3054-142892-132892-133980(Top 15%)3519(Top 23%)3519(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3618

Males

3413

M18-39

3413

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3553

Males

3359

M18-39

3359

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3618

Males

3413

M18-39

3413

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

4946

Males

4588

M18-39

4588

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3077

Males

2942

M18-39

2942

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2713

Males

2597

M18-39

2597

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2743

Males

2605

M18-39

2605

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2226

Males

2118

M18-39

2118

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2020

Males

1915

M18-39

1915

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2345

Males

2225

M18-39

2225

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2276

Males

2147

M18-39

2147

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3456

Males

3181

M18-39

3181

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4109

Males

3670

M18-39

3670

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4008

Males

3550

M18-39

3550

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3980

Males

3519

M18-39

3519

Passing Analysis

Category:
Athletes Passed
1674
Passed By
789
Net Change
+885
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3939
5K → 10K362116+246#3939#3693
10K → 15K13983+56#3693#3637
15K → 20K36357-321#3637#3958
20K → Half643+61#3958#3897
Half → 25K2664+262#3897#3635
25K → 30K23723+214#3635#3421
30K → 20M1637+156#3421#3265
20M → 21M1132+111#3265#3154
21M → 35K577+50#3154#3104
35K → 23M9713+84#3104#3020
23M → 24M4639+7#3020#3013
24M → 40K3950-11#3013#3024
40K → 25.2M1026-16#3024#3040
25.2M → Finish4559-14#3040#3054
TOTALS1674789+885
📊

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