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BOSTON MARATHON 2023

Martin Harding

Bib: 919•M

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0:00
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Overall
#0 / 26622
Top 1%
Gender (Male)
#0 / 15176
Top 2%
Division (M18-39)
#0 / 5285
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:12
Rank: #466
Start → 5K
18:12 | 5:51/mi
10K· 6.21 mi
36:17
Rank: #448 (+18)
5K → 10K
18:05 | 5:49/mi
15K· 9.32 mi
54:37
Rank: #460 (-12)
10K → 15K
18:20 | 5:54/mi
20K· 12.43 mi
1:13:00
Rank: #447 (+13)
15K → 20K
18:23 | 5:55/mi
Half· 13.11 mi
1:17:01
Rank: #450 (-3)
20K → Half
4:01 | 5:53/mi
25K· 15.53 mi
1:31:22
Rank: #443 (+7)
Half → 25K
14:21 | 5:55/mi
30K· 18.64 mi
1:50:06
Rank: #432 (+11)
25K → 30K
18:44 | 6:02/mi
20M
1:58:18
Rank: #431 (+1)
30K → 20M
8:12 | 6:02/mi
21M
2:04:37
Rank: #422 (+9)
20M → 21M
6:19 | 6:19/mi
35K· 21.75 mi
2:08:56
Rank: #415 (+7)
21M → 35K
4:19 | 5:46/mi
23M
2:16:23
Rank: #395 (+20)
35K → 23M
7:27 | 5:57/mi
24M
2:22:11
Rank: #377 (+18)
23M → 24M
5:48 | 5:48/mi
40K· 24.85 mi
2:27:17
Rank: #364 (+13)
24M → 40K
5:06 | 5:58/mi
25.2M
2:29:30
Rank: #360 (+4)
40K → 25.2M
2:13 | 6:26/mi
Finish· 26.22 mi
2:35:25
Rank: #347 (+13)
25.2M → Finish
5:55 | 5:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:01
Pace5:52 /mi
2nd Half
Distance13.11 mi
Time1:18:24
Pace5:59 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:2618:125:5118:12
5:51
-
10K
6.21 mi10:36:3136:175:5018:05
5:49
-0:02
15K
9.32 mi10:54:5154:375:5218:20
5:54
+0:05
20K
12.43 mi11:13:141:13:005:5218:23
5:55
+0:01
Half
13.11 mi11:17:151:17:015:524:01
5:53
-0:02
25K
15.53 mi11:31:361:31:225:5314:21
5:55
+0:02
30K
18.64 mi11:50:201:50:065:5418:44
6:02
+0:07
20M
20.00 mi11:58:321:58:185:558:12
6:02
0:00
21M
21.00 mi12:04:512:04:375:566:19
6:19
+0:17
35K
21.75 mi12:09:102:08:565:564:19
5:46
-0:33
23M
23.00 mi12:16:372:16:235:567:27
5:57
+0:11
24M
24.00 mi12:22:252:22:115:555:48
5:48
-0:09
40K
24.85 mi12:27:312:27:175:565:06
5:58
+0:10
25.2M
25.20 mi12:29:442:29:305:562:13
6:26
+0:28
Finish
26.22 mi12:35:392:35:255:565:55
5:48
-0:38

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

5:46 /mi

Average Pace

5:56 /mi

Slowest Pace

6:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:12

99% of race

Time at Steady Pace

2:13

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:56 /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 mi10:18:2618:125:5118:12
5:51
#466
10K
6.21 mi10:36:3136:175:5018:05
5:49
#448
15K
9.32 mi10:54:5154:375:5218:20
5:54
#460
20K
12.43 mi11:13:141:13:005:5218:23
5:55
#447
Half
13.11 mi11:17:151:17:015:524:01
5:53
#450
25K
15.53 mi11:31:361:31:225:5314:21
5:55
#443
30K
18.64 mi11:50:201:50:065:5418:44
6:02
#432
20M
20.00 mi11:58:321:58:185:558:12
6:02
#431
21M
21.00 mi12:04:512:04:375:566:19
6:19
#422
35K
21.75 mi12:09:102:08:565:564:19
5:46
#415
23M
23.00 mi12:16:372:16:235:567:27
5:57
#395
24M
24.00 mi12:22:252:22:115:555:48
5:48
#377
40K
24.85 mi12:27:312:27:175:565:06
5:58
#364
25.2M
25.20 mi12:29:442:29:305:562:13
6:26
#360
Finish
26.22 mi12:35:392:35:255:565:55
5:48
#347
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi466431431512(Top 2%)470(Top 3%)470(Top 9%)
10K6.21 mi3.10 mi448+18413+18413+18454(Top 2%)419(Top 3%)419(Top 8%)
15K9.32 mi3.11 mi460-12425-12425-12512(Top 2%)470(Top 3%)470(Top 9%)
20K12.43 mi3.11 mi447+13411+14411+14436(Top 2%)400(Top 3%)400(Top 8%)
Half13.11 mi0.68 mi450-3414-3414-3505(Top 2%)467(Top 3%)467(Top 9%)
25K15.53 mi2.42 mi443+7407+7407+7415(Top 2%)384(Top 3%)384(Top 7%)
30K18.64 mi3.11 mi432+11396+11396+11394(Top 1%)363(Top 2%)363(Top 7%)
20M20.00 mi1.36 mi431+1396396382(Top 1%)352(Top 2%)352(Top 7%)
21M21.00 mi1.00 mi422+9387+9387+9365(Top 1%)336(Top 2%)336(Top 6%)
35K21.75 mi0.75 mi415+7380+7380+7311(Top 1%)285(Top 2%)285(Top 5%)
23M23.00 mi1.25 mi395+20362+18362+18264(Top 1.0%)239(Top 2%)239(Top 5%)
24M24.00 mi1.00 mi377+18345+17345+17244(Top 0.9%)220(Top 1%)220(Top 4%)
40K24.85 mi0.85 mi364+13332+13332+13295(Top 1%)272(Top 2%)272(Top 5%)
25.2M25.20 mi0.35 mi360+4328+4328+4381(Top 1%)359(Top 2%)359(Top 7%)
Finish26.22 mi1.02 mi347+13316+12316+12380(Top 1%)361(Top 2%)361(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

512

Males

470

M18-39

470

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

454

Males

419

M18-39

419

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

512

Males

470

M18-39

470

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

436

Males

400

M18-39

400

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

505

Males

467

M18-39

467

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

415

Males

384

M18-39

384

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

394

Males

363

M18-39

363

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

382

Males

352

M18-39

352

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

365

Males

336

M18-39

336

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

311

Males

285

M18-39

285

35K→23M

21.8 - 23.0 mi

Top 1.0%
×5stories
+23ft-63ft

Overall

264

Males

239

M18-39

239

23M→24M

23.0 - 24.0 mi

Top 0.9%
×6stories
+12ft-82ft

Overall

244

Males

220

M18-39

220

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

295

Males

272

M18-39

272

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

381

Males

359

M18-39

359

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

380

Males

361

M18-39

361

Passing Analysis

Category:
Athletes Passed
214
Passed By
95
Net Change
+119
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#466
5K → 10K3113+18#466#448
10K → 15K1224-12#448#460
15K → 20K2310+13#460#447
20K → Half25-3#447#450
Half → 25K103+7#450#443
25K → 30K3019+11#443#432
30K → 20M109+1#432#431
20M → 21M112+9#431#422
21M → 35K92+7#422#415
35K → 23M211+20#415#395
23M → 24M180+18#395#377
24M → 40K130+13#377#364
40K → 25.2M51+4#364#360
25.2M → Finish196+13#360#347
TOTALS21495+119
📊

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