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BOSTON MARATHON 2023

James Wenzel

Bib: 425•M

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.6%
Gender (Male)
#0 / 15176
Top 0.9%
Division (M18-39)
#0 / 5285
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:23
Rank: #182
Start → 5K
17:23 | 5:36/mi
10K· 6.21 mi
34:55
Rank: #209 (-27)
5K → 10K
17:32 | 5:39/mi
15K· 9.32 mi
52:39
Rank: #216 (-7)
10K → 15K
17:44 | 5:42/mi
20K· 12.43 mi
1:10:24
Rank: #218 (-2)
15K → 20K
17:45 | 5:43/mi
Half· 13.11 mi
1:14:16
Rank: #217 (+1)
20K → Half
3:52 | 5:40/mi
25K· 15.53 mi
1:28:13
Rank: #214 (+3)
Half → 25K
13:57 | 5:45/mi
30K· 18.64 mi
1:46:22
Rank: #195 (+19)
25K → 30K
18:09 | 5:51/mi
20M
1:54:18
Rank: #190 (+5)
30K → 20M
7:56 | 5:50/mi
21M
2:00:27
Rank: #188 (+2)
20M → 21M
6:09 | 6:09/mi
35K· 21.75 mi
2:04:37
Rank: #185 (+3)
21M → 35K
4:10 | 5:34/mi
23M
2:11:48
Rank: #174 (+11)
35K → 23M
7:11 | 5:44/mi
24M
2:17:26
Rank: #166 (+8)
23M → 24M
5:38 | 5:38/mi
40K· 24.85 mi
2:22:26
Rank: #157 (+9)
24M → 40K
5:00 | 5:51/mi
25.2M
2:24:33
Rank: #155 (+2)
40K → 25.2M
2:07 | 6:08/mi
Finish· 26.22 mi
2:30:23
Rank: #155
25.2M → Finish
5:50 | 5:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:14:16
Pace5:40 /mi
2nd Half
Distance13.11 mi
Time1:16:07
Pace5:48 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3017:235:3617:23
5:36
-
10K
6.21 mi10:35:0234:555:3717:32
5:39
+0:03
15K
9.32 mi10:52:4652:395:3917:44
5:42
+0:03
20K
12.43 mi11:10:311:10:245:4017:45
5:43
+0:01
Half
13.11 mi11:14:231:14:165:403:52
5:40
-0:03
25K
15.53 mi11:28:201:28:135:4113:57
5:45
+0:05
30K
18.64 mi11:46:291:46:225:4218:09
5:51
+0:06
20M
20.00 mi11:54:251:54:185:437:56
5:50
-0:01
21M
21.00 mi12:00:342:00:275:446:09
6:09
+0:19
35K
21.75 mi12:04:442:04:375:444:10
5:34
-0:35
23M
23.00 mi12:11:552:11:485:447:11
5:44
+0:10
24M
24.00 mi12:17:332:17:265:445:38
5:38
-0:06
40K
24.85 mi12:22:332:22:265:445:00
5:51
+0:13
25.2M
25.20 mi12:24:402:24:335:442:07
6:08
+0:17
Finish
26.22 mi12:30:302:30:235:445:50
5:43
-0:25

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

5:34 /mi

Average Pace

5:44 /mi

Slowest Pace

6:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:07

95% of race

Time at Steady Pace

8:16

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:44 /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 mi10:17:3017:235:3617:23
5:36
#182
10K
6.21 mi10:35:0234:555:3717:32
5:39
#209
15K
9.32 mi10:52:4652:395:3917:44
5:42
#216
20K
12.43 mi11:10:311:10:245:4017:45
5:43
#218
Half
13.11 mi11:14:231:14:165:403:52
5:40
#217
25K
15.53 mi11:28:201:28:135:4113:57
5:45
#214
30K
18.64 mi11:46:291:46:225:4218:09
5:51
#195
20M
20.00 mi11:54:251:54:185:437:56
5:50
#190
21M
21.00 mi12:00:342:00:275:446:09
6:09
#188
35K
21.75 mi12:04:442:04:375:444:10
5:34
#185
23M
23.00 mi12:11:552:11:485:447:11
5:44
#174
24M
24.00 mi12:17:332:17:265:445:38
5:38
#166
40K
24.85 mi12:22:332:22:265:445:00
5:51
#157
25.2M
25.20 mi12:24:402:24:335:442:07
6:08
#155
Finish
26.22 mi12:30:302:30:235:445:50
5:43
#155
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi182182182256(Top 1.0%)227(Top 1%)227(Top 4%)
10K6.21 mi3.10 mi209-27183-1183-1236(Top 0.9%)208(Top 1%)208(Top 4%)
15K9.32 mi3.11 mi216-7189-6189-6256(Top 1.0%)227(Top 1%)227(Top 4%)
20K12.43 mi3.11 mi218-2191-2191-2203(Top 0.8%)179(Top 1%)179(Top 3%)
Half13.11 mi0.68 mi217+1191191235(Top 0.9%)213(Top 1%)213(Top 4%)
25K15.53 mi2.42 mi214+3188+3188+3216(Top 0.8%)193(Top 1%)193(Top 4%)
30K18.64 mi3.11 mi195+19171+17171+17188(Top 0.7%)165(Top 1%)165(Top 3%)
20M20.00 mi1.36 mi190+5167+4167+4182(Top 0.7%)160(Top 1%)160(Top 3%)
21M21.00 mi1.00 mi188+2165+2165+2195(Top 0.7%)174(Top 1%)174(Top 3%)
35K21.75 mi0.75 mi185+3162+3162+3129(Top 0.5%)108(Top 0.7%)108(Top 2%)
23M23.00 mi1.25 mi174+11152+10152+10105(Top 0.4%)88(Top 0.6%)88(Top 2%)
24M24.00 mi1.00 mi166+8144+8144+8134(Top 0.5%)117(Top 0.8%)117(Top 2%)
40K24.85 mi0.85 mi157+9135+9135+9177(Top 0.7%)158(Top 1%)158(Top 3%)
25.2M25.20 mi0.35 mi155+2134+1134+1123(Top 0.5%)108(Top 0.7%)108(Top 2%)
Finish26.22 mi1.02 mi155134134260(Top 1.0%)243(Top 2%)243(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1.0%
×21stories
+97ft-345ft

Overall

256

Males

227

M18-39

227

5K→10K

3.1 - 6.2 mi

Top 0.9%
×5stories
+79ft-138ft

Overall

236

Males

208

M18-39

208

10K→15K

6.2 - 9.3 mi

Top 1.0%
×3stories
+67ft-78ft

Overall

256

Males

227

M18-39

227

15K→20K

9.3 - 12.4 mi

Top 0.8%
×5stories
+106ft-86ft

Overall

203

Males

179

M18-39

179

20K→Half

12.4 - 13.1 mi

Top 0.9%
×2stories
+19ft-37ft

Overall

235

Males

213

M18-39

213

Half→25K

13.1 - 15.5 mi

Top 0.8%
×4stories
+66ft-88ft

Overall

216

Males

193

M18-39

193

25K→30K

15.5 - 18.6 mi

Top 0.7%
×9stories
+181ft-148ft

Overall

188

Males

165

M18-39

165

30K→20M

18.6 - 20.0 mi

Top 0.7%
×5stories
+64ft-50ft

Overall

182

Males

160

M18-39

160

20M→21M

20.0 - 21.0 mi

Top 0.7%
×8stories
+106ft-24ft

Overall

195

Males

174

M18-39

174

21M→35K

21.0 - 21.8 mi

Top 0.5%
×7stories
+17ft-86ft

Overall

129

Males

108

M18-39

108

35K→23M

21.8 - 23.0 mi

Top 0.4%
×5stories
+23ft-63ft

Overall

105

Males

88

M18-39

88

23M→24M

23.0 - 24.0 mi

Top 0.5%
×6stories
+12ft-82ft

Overall

134

Males

117

M18-39

117

24M→40K

24.0 - 24.9 mi

Top 0.7%
×1story
+6ft-20ft

Overall

177

Males

158

M18-39

158

40K→25.2M

24.9 - 25.2 mi

Top 0.5%
×1story
+13ft-16ft

Overall

123

Males

108

M18-39

108

25.2M→Finish

25.2 - 26.2 mi

Top 1.0%
×2stories
+22ft-21ft

Overall

260

Males

243

M18-39

243

Passing Analysis

Category:
Athletes Passed
97
Passed By
70
Net Change
+27
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#182
5K → 10K1138-27#182#209
10K → 15K29-7#209#216
15K → 20K68-2#216#218
20K → Half43+1#218#217
Half → 25K96+3#217#214
25K → 30K201+19#214#195
30K → 20M61+5#195#190
20M → 21M20+2#190#188
21M → 35K41+3#188#185
35K → 23M110+11#185#174
23M → 24M80+8#174#166
24M → 40K90+9#166#157
40K → 25.2M31+2#157#155
25.2M → Finish220#155#155
TOTALS9770+27
📊

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