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BOSTON MARATHON 2023

Alex Mortimer

Bib: 29291•M

VA

0:00
0:00
/ mi
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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
18:48
Rank: #779
Start → 5K
18:48 | 6:03/mi
10K· 6.21 mi
36:22
Rank: #469 (+310)
5K → 10K
17:34 | 5:39/mi
15K· 9.32 mi
54:12
Rank: #400 (+69)
10K → 15K
17:50 | 5:44/mi
20K· 12.43 mi
1:12:18
Rank: #381 (+19)
15K → 20K
18:06 | 5:50/mi
Half· 13.11 mi
1:16:14
Rank: #380 (+1)
20K → Half
3:56 | 5:46/mi
25K· 15.53 mi
1:30:22
Rank: #362 (+18)
Half → 25K
14:08 | 5:50/mi
30K· 18.64 mi
1:49:09
Rank: #364 (-2)
25K → 30K
18:47 | 6:03/mi
20M
1:57:46
Rank: #383 (-19)
30K → 20M
8:37 | 6:20/mi
21M
2:04:06
Rank: #381 (+2)
20M → 21M
6:20 | 6:20/mi
35K· 21.75 mi
2:08:31
Rank: #380 (+1)
21M → 35K
4:25 | 5:54/mi
23M
2:16:06
Rank: #375 (+5)
35K → 23M
7:35 | 6:03/mi
24M
2:21:58
Rank: #365 (+10)
23M → 24M
5:52 | 5:52/mi
40K· 24.85 mi
2:27:01
Rank: #348 (+17)
24M → 40K
5:03 | 5:54/mi
25.2M
2:29:13
Rank: #345 (+3)
40K → 25.2M
2:12 | 6:23/mi
Finish· 26.22 mi
2:35:13
Rank: #334 (+11)
25.2M → Finish
6:00 | 5:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:14
Pace5:49 /mi
2nd Half
Distance13.11 mi
Time1:18:59
Pace6:02 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:36:1518:486:0318:48
6:03
-
10K
6.21 mi11:53:4936:225:5117:34
5:39
-0:24
15K
9.32 mi12:11:3954:125:4917:50
5:44
+0:05
20K
12.43 mi12:29:451:12:185:4918:06
5:50
+0:06
Half
13.11 mi12:33:411:16:145:493:56
5:46
-0:04
25K
15.53 mi12:47:491:30:225:4914:08
5:50
+0:04
30K
18.64 mi13:06:361:49:095:5118:47
6:03
+0:13
20M
20.00 mi13:15:131:57:465:538:37
6:20
+0:17
21M
21.00 mi13:21:332:04:065:556:20
6:20
0:00
35K
21.75 mi13:25:582:08:315:554:25
5:54
-0:26
23M
23.00 mi13:33:332:16:065:557:35
6:03
+0:09
24M
24.00 mi13:39:252:21:585:555:52
5:52
-0:11
40K
24.85 mi13:44:282:27:015:555:03
5:54
+0:02
25.2M
25.20 mi13:46:402:29:135:552:12
6:23
+0:29
Finish
26.22 mi13:52:402:35:135:556:00
5:53
-0:30

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

5:55 /mi

Slowest Pace

6:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:04

89% of race

Time at Steady Pace

17:09

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:55 /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 mi11:36:1518:486:0318:48
6:03
#779
10K
6.21 mi11:53:4936:225:5117:34
5:39
#469
15K
9.32 mi12:11:3954:125:4917:50
5:44
#400
20K
12.43 mi12:29:451:12:185:4918:06
5:50
#381
Half
13.11 mi12:33:411:16:145:493:56
5:46
#380
25K
15.53 mi12:47:491:30:225:4914:08
5:50
#362
30K
18.64 mi13:06:361:49:095:5118:47
6:03
#364
20M
20.00 mi13:15:131:57:465:538:37
6:20
#383
21M
21.00 mi13:21:332:04:065:556:20
6:20
#381
35K
21.75 mi13:25:582:08:315:554:25
5:54
#380
23M
23.00 mi13:33:332:16:065:557:35
6:03
#375
24M
24.00 mi13:39:252:21:585:555:52
5:52
#365
40K
24.85 mi13:44:282:27:015:555:03
5:54
#348
25.2M
25.20 mi13:46:402:29:135:552:12
6:23
#345
Finish
26.22 mi13:52:402:35:135:556:00
5:53
#334
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi779731731306(Top 1%)273(Top 2%)273(Top 5%)
10K6.21 mi3.10 mi469+310434+297434+297248(Top 0.9%)218(Top 1%)218(Top 4%)
15K9.32 mi3.11 mi400+69365+69365+69306(Top 1%)273(Top 2%)273(Top 5%)
20K12.43 mi3.11 mi381+19346+19346+19336(Top 1%)304(Top 2%)304(Top 6%)
Half13.11 mi0.68 mi380+1346346351(Top 1%)322(Top 2%)322(Top 6%)
25K15.53 mi2.42 mi362+18330+16330+16317(Top 1%)289(Top 2%)289(Top 5%)
30K18.64 mi3.11 mi364-2332-2332-2425(Top 2%)393(Top 3%)393(Top 7%)
20M20.00 mi1.36 mi383-19351-19351-19953(Top 4%)910(Top 6%)910(Top 17%)
21M21.00 mi1.00 mi381+2349+2349+2397(Top 1%)365(Top 2%)365(Top 7%)
35K21.75 mi0.75 mi380+1348+1348+1506(Top 2%)470(Top 3%)470(Top 9%)
23M23.00 mi1.25 mi375+5342+6342+6375(Top 1%)349(Top 2%)349(Top 7%)
24M24.00 mi1.00 mi365+10333+9333+9334(Top 1%)308(Top 2%)308(Top 6%)
40K24.85 mi0.85 mi348+17316+17316+17226(Top 0.8%)203(Top 1%)203(Top 4%)
25.2M25.20 mi0.35 mi345+3313+3313+3310(Top 1%)289(Top 2%)289(Top 5%)
Finish26.22 mi1.02 mi334+11303+10303+10498(Top 2%)475(Top 3%)475(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

306

Males

273

M18-39

273

5K→10K

3.1 - 6.2 mi

Top 0.9%
×5stories
+79ft-138ft

Overall

248

Males

218

M18-39

218

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

306

Males

273

M18-39

273

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

336

Males

304

M18-39

304

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

351

Males

322

M18-39

322

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

317

Males

289

M18-39

289

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

425

Males

393

M18-39

393

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

953

Males

910

M18-39

910

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

397

Males

365

M18-39

365

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

506

Males

470

M18-39

470

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

375

Males

349

M18-39

349

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

334

Males

308

M18-39

308

24M→40K

24.0 - 24.9 mi

Top 0.8%
×1story
+6ft-20ft

Overall

226

Males

203

M18-39

203

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

310

Males

289

M18-39

289

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

498

Males

475

M18-39

475

Passing Analysis

Category:
Athletes Passed
508
Passed By
63
Net Change
+445
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#779
5K → 10K3100+310#779#469
10K → 15K690+69#469#400
15K → 20K212+19#400#381
20K → Half21+1#381#380
Half → 25K224+18#380#362
25K → 30K1315-2#362#364
30K → 20M322-19#364#383
20M → 21M97+2#383#381
21M → 35K43+1#381#380
35K → 23M127+5#380#375
23M → 24M100+10#375#365
24M → 40K170+17#365#348
40K → 25.2M30+3#348#345
25.2M → Finish132+11#345#334
TOTALS50863+445
📊

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