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BOSTON MARATHON 2023

Alex Walde

Bib: 712•M

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.9%
Gender (Male)
#0 / 15176
Top 1%
Division (M18-39)
#0 / 5285
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:40
Rank: #254
Start → 5K
17:40 | 5:41/mi
10K· 6.21 mi
35:26
Rank: #304 (-50)
5K → 10K
17:46 | 5:43/mi
15K· 9.32 mi
53:15
Rank: #299 (+5)
10K → 15K
17:49 | 5:44/mi
20K· 12.43 mi
1:11:18
Rank: #306 (-7)
15K → 20K
18:03 | 5:49/mi
Half· 13.11 mi
1:15:09
Rank: #299 (+7)
20K → Half
3:51 | 5:39/mi
25K· 15.53 mi
1:29:10
Rank: #290 (+9)
Half → 25K
14:01 | 5:47/mi
30K· 18.64 mi
1:47:27
Rank: #276 (+14)
25K → 30K
18:17 | 5:53/mi
20M
1:55:29
Rank: #267 (+9)
30K → 20M
8:02 | 5:55/mi
21M
2:01:48
Rank: #264 (+3)
20M → 21M
6:19 | 6:19/mi
35K· 21.75 mi
2:06:05
Rank: #258 (+6)
21M → 35K
4:17 | 5:44/mi
23M
2:13:34
Rank: #250 (+8)
35K → 23M
7:29 | 5:59/mi
24M
2:19:23
Rank: #243 (+7)
23M → 24M
5:49 | 5:49/mi
40K· 24.85 mi
2:24:35
Rank: #238 (+5)
24M → 40K
5:12 | 6:05/mi
25.2M
2:26:51
Rank: #236 (+2)
40K → 25.2M
2:16 | 6:34/mi
Finish· 26.22 mi
2:32:57
Rank: #236
25.2M → Finish
6:06 | 5:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:09
Pace5:44 /mi
2nd Half
Distance13.11 mi
Time1:17:48
Pace5:56 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:4517:405:4117:40
5:41
-
10K
6.21 mi10:35:3135:265:4217:46
5:43
+0:02
15K
9.32 mi10:53:2053:155:4317:49
5:44
+0:01
20K
12.43 mi11:11:231:11:185:4418:03
5:49
+0:05
Half
13.11 mi11:15:141:15:095:443:51
5:39
-0:10
25K
15.53 mi11:29:151:29:105:4414:01
5:47
+0:08
30K
18.64 mi11:47:321:47:275:4618:17
5:53
+0:06
20M
20.00 mi11:55:341:55:295:468:02
5:55
+0:02
21M
21.00 mi12:01:532:01:485:486:19
6:19
+0:24
35K
21.75 mi12:06:102:06:055:484:17
5:44
-0:35
23M
23.00 mi12:13:392:13:345:487:29
5:59
+0:15
24M
24.00 mi12:19:282:19:235:485:49
5:49
-0:10
40K
24.85 mi12:24:402:24:355:495:12
6:05
+0:16
25.2M
25.20 mi12:26:562:26:515:502:16
6:34
+0:29
Finish
26.22 mi12:33:022:32:575:506:06
5:59
-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

5:39 /mi

Average Pace

5:50 /mi

Slowest Pace

6:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:22

94% of race

Time at Steady Pace

8:35

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:50 /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 mi10:17:4517:405:4117:40
5:41
#254
10K
6.21 mi10:35:3135:265:4217:46
5:43
#304
15K
9.32 mi10:53:2053:155:4317:49
5:44
#299
20K
12.43 mi11:11:231:11:185:4418:03
5:49
#306
Half
13.11 mi11:15:141:15:095:443:51
5:39
#299
25K
15.53 mi11:29:151:29:105:4414:01
5:47
#290
30K
18.64 mi11:47:321:47:275:4618:17
5:53
#276
20M
20.00 mi11:55:341:55:295:468:02
5:55
#267
21M
21.00 mi12:01:532:01:485:486:19
6:19
#264
35K
21.75 mi12:06:102:06:055:484:17
5:44
#258
23M
23.00 mi12:13:392:13:345:487:29
5:59
#250
24M
24.00 mi12:19:282:19:235:485:49
5:49
#243
40K
24.85 mi12:24:402:24:355:495:12
6:05
#238
25.2M
25.20 mi12:26:562:26:515:502:16
6:34
#236
Finish
26.22 mi12:33:022:32:575:506:06
5:59
#236
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi254254254291(Top 1%)259(Top 2%)259(Top 5%)
10K6.21 mi3.10 mi304-50275-21275-21329(Top 1%)295(Top 2%)295(Top 6%)
15K9.32 mi3.11 mi299+5269+6269+6291(Top 1%)259(Top 2%)259(Top 5%)
20K12.43 mi3.11 mi306-7274-5274-5318(Top 1%)287(Top 2%)287(Top 5%)
Half13.11 mi0.68 mi299+7269+5269+5222(Top 0.8%)200(Top 1%)200(Top 4%)
25K15.53 mi2.42 mi290+9261+8261+8244(Top 0.9%)221(Top 1%)221(Top 4%)
30K18.64 mi3.11 mi276+14246+15246+15234(Top 0.9%)210(Top 1%)210(Top 4%)
20M20.00 mi1.36 mi267+9240+6240+6257(Top 1.0%)233(Top 2%)233(Top 4%)
21M21.00 mi1.00 mi264+3238+2238+2360(Top 1%)331(Top 2%)331(Top 6%)
35K21.75 mi0.75 mi258+6232+6232+6257(Top 1.0%)232(Top 2%)232(Top 4%)
23M23.00 mi1.25 mi250+8224+8224+8283(Top 1%)258(Top 2%)258(Top 5%)
24M24.00 mi1.00 mi243+7217+7217+7263(Top 1.0%)239(Top 2%)239(Top 5%)
40K24.85 mi0.85 mi238+5213+4213+4445(Top 2%)418(Top 3%)418(Top 8%)
25.2M25.20 mi0.35 mi236+2211+2211+2585(Top 2%)552(Top 4%)552(Top 10%)
Finish26.22 mi1.02 mi236210+1210+1675(Top 3%)644(Top 4%)644(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

291

Males

259

M18-39

259

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

329

Males

295

M18-39

295

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

291

Males

259

M18-39

259

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

318

Males

287

M18-39

287

20K→Half

12.4 - 13.1 mi

Top 0.8%
×2stories
+19ft-37ft

Overall

222

Males

200

M18-39

200

Half→25K

13.1 - 15.5 mi

Top 0.9%
×4stories
+66ft-88ft

Overall

244

Males

221

M18-39

221

25K→30K

15.5 - 18.6 mi

Top 0.9%
×9stories
+181ft-148ft

Overall

234

Males

210

M18-39

210

30K→20M

18.6 - 20.0 mi

Top 1.0%
×5stories
+64ft-50ft

Overall

257

Males

233

M18-39

233

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

360

Males

331

M18-39

331

21M→35K

21.0 - 21.8 mi

Top 1.0%
×7stories
+17ft-86ft

Overall

257

Males

232

M18-39

232

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

283

Males

258

M18-39

258

23M→24M

23.0 - 24.0 mi

Top 1.0%
×6stories
+12ft-82ft

Overall

263

Males

239

M18-39

239

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

445

Males

418

M18-39

418

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

585

Males

552

M18-39

552

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

675

Males

644

M18-39

644

Passing Analysis

Category:
Athletes Passed
122
Passed By
104
Net Change
+18
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#254
5K → 10K959-50#254#304
10K → 15K116+5#304#299
15K → 20K714-7#299#306
20K → Half70+7#306#299
Half → 25K112+9#299#290
25K → 30K173+14#290#276
30K → 20M101+9#276#267
20M → 21M85+3#267#264
21M → 35K71+6#264#258
35K → 23M124+8#258#250
23M → 24M103+7#250#243
24M → 40K72+5#243#238
40K → 25.2M31+2#238#236
25.2M → Finish330#236#236
TOTALS122104+18
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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