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BOSTON MARATHON 2023

Alexander Mcdonnell

Bib: 1860•M

MA

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
18:03
Rank: #401
Start → 5K
18:03 | 5:49/mi
10K· 6.21 mi
36:10
Rank: #427 (-26)
5K → 10K
18:07 | 5:50/mi
15K· 9.32 mi
54:17
Rank: #410 (+17)
10K → 15K
18:07 | 5:50/mi
20K· 12.43 mi
1:12:29
Rank: #397 (+13)
15K → 20K
18:12 | 5:51/mi
Half· 13.11 mi
1:16:23
Rank: #392 (+5)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:30:32
Rank: #377 (+15)
Half → 25K
14:09 | 5:50/mi
30K· 18.64 mi
1:48:45
Rank: #341 (+36)
25K → 30K
18:13 | 5:52/mi
20M
1:56:46
Rank: #327 (+14)
30K → 20M
8:01 | 5:54/mi
21M
2:03:04
Rank: #321 (+6)
20M → 21M
6:18 | 6:18/mi
35K· 21.75 mi
2:07:20
Rank: #315 (+6)
21M → 35K
4:16 | 5:42/mi
23M
2:14:54
Rank: #308 (+7)
35K → 23M
7:34 | 6:03/mi
24M
2:20:47
Rank: #305 (+3)
23M → 24M
5:53 | 5:53/mi
40K· 24.85 mi
2:25:57
Rank: #296 (+9)
24M → 40K
5:10 | 6:03/mi
25.2M
2:28:16
Rank: #296
40K → 25.2M
2:19 | 6:43/mi
Finish· 26.22 mi
2:34:27
Rank: #304 (-8)
25.2M → Finish
6:11 | 6:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:23
Pace5:50 /mi
2nd Half
Distance13.11 mi
Time1:18:04
Pace5:57 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4218:035:4918:03
5:49
-
10K
6.21 mi10:36:4936:105:4918:07
5:50
+0:01
15K
9.32 mi10:54:5654:175:4918:07
5:50
0:00
20K
12.43 mi11:13:081:12:295:5018:12
5:51
+0:01
Half
13.11 mi11:17:021:16:235:503:54
5:43
-0:08
25K
15.53 mi11:31:111:30:325:5014:09
5:50
+0:07
30K
18.64 mi11:49:241:48:455:5018:13
5:52
+0:02
20M
20.00 mi11:57:251:56:465:508:01
5:54
+0:02
21M
21.00 mi12:03:432:03:045:526:18
6:18
+0:24
35K
21.75 mi12:07:592:07:205:514:16
5:42
-0:36
23M
23.00 mi12:15:332:14:545:527:34
6:03
+0:21
24M
24.00 mi12:21:262:20:475:525:53
5:53
-0:10
40K
24.85 mi12:26:362:25:575:525:10
6:03
+0:10
25.2M
25.20 mi12:28:552:28:165:532:19
6:43
+0:40
Finish
26.22 mi12:35:062:34:275:546:11
6:04
-0:39

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

5:42 /mi

Average Pace

5:54 /mi

Slowest Pace

6:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:50

94% of race

Time at Steady Pace

8:37

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:53 /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 mi10:18:4218:035:4918:03
5:49
#401
10K
6.21 mi10:36:4936:105:4918:07
5:50
#427
15K
9.32 mi10:54:5654:175:4918:07
5:50
#410
20K
12.43 mi11:13:081:12:295:5018:12
5:51
#397
Half
13.11 mi11:17:021:16:235:503:54
5:43
#392
25K
15.53 mi11:31:111:30:325:5014:09
5:50
#377
30K
18.64 mi11:49:241:48:455:5018:13
5:52
#341
20M
20.00 mi11:57:251:56:465:508:01
5:54
#327
21M
21.00 mi12:03:432:03:045:526:18
6:18
#321
35K
21.75 mi12:07:592:07:205:514:16
5:42
#315
23M
23.00 mi12:15:332:14:545:527:34
6:03
#308
24M
24.00 mi12:21:262:20:475:525:53
5:53
#305
40K
24.85 mi12:26:362:25:575:525:10
6:03
#296
25.2M
25.20 mi12:28:552:28:165:532:19
6:43
#296
Finish
26.22 mi12:35:062:34:275:546:11
6:04
#304
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi401366366403(Top 2%)369(Top 2%)369(Top 7%)
10K6.21 mi3.10 mi427-26392-26392-26470(Top 2%)434(Top 3%)434(Top 8%)
15K9.32 mi3.11 mi410+17375+17375+17403(Top 2%)369(Top 2%)369(Top 7%)
20K12.43 mi3.11 mi397+13362+13362+13366(Top 1%)333(Top 2%)333(Top 6%)
Half13.11 mi0.68 mi392+5358+4358+4293(Top 1%)269(Top 2%)269(Top 5%)
25K15.53 mi2.42 mi377+15345+13345+13325(Top 1%)297(Top 2%)297(Top 6%)
30K18.64 mi3.11 mi341+36309+36309+36208(Top 0.8%)185(Top 1%)185(Top 4%)
20M20.00 mi1.36 mi327+14295+14295+14245(Top 0.9%)221(Top 1%)221(Top 4%)
21M21.00 mi1.00 mi321+6290+5290+5344(Top 1%)317(Top 2%)317(Top 6%)
35K21.75 mi0.75 mi315+6284+6284+6232(Top 0.9%)209(Top 1%)209(Top 4%)
23M23.00 mi1.25 mi308+7277+7277+7354(Top 1%)328(Top 2%)328(Top 6%)
24M24.00 mi1.00 mi305+3275+2275+2359(Top 1%)333(Top 2%)333(Top 6%)
40K24.85 mi0.85 mi296+9266+9266+9389(Top 1%)364(Top 2%)364(Top 7%)
25.2M25.20 mi0.35 mi296266266889(Top 3%)845(Top 6%)845(Top 16%)
Finish26.22 mi1.02 mi304-8276-10276-10883(Top 3%)843(Top 6%)843(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

403

Males

369

M18-39

369

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

470

Males

434

M18-39

434

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

403

Males

369

M18-39

369

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

366

Males

333

M18-39

333

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

293

Males

269

M18-39

269

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

325

Males

297

M18-39

297

25K→30K

15.5 - 18.6 mi

Top 0.8%
×9stories
+181ft-148ft

Overall

208

Males

185

M18-39

185

30K→20M

18.6 - 20.0 mi

Top 0.9%
×5stories
+64ft-50ft

Overall

245

Males

221

M18-39

221

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

344

Males

317

M18-39

317

21M→35K

21.0 - 21.8 mi

Top 0.9%
×7stories
+17ft-86ft

Overall

232

Males

209

M18-39

209

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

354

Males

328

M18-39

328

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

359

Males

333

M18-39

333

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

389

Males

364

M18-39

364

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

889

Males

845

M18-39

845

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

883

Males

843

M18-39

843

Passing Analysis

Category:
Athletes Passed
175
Passed By
78
Net Change
+97
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#401
5K → 10K1137-26#401#427
10K → 15K214+17#427#410
15K → 20K174+13#410#397
20K → Half50+5#397#392
Half → 25K172+15#392#377
25K → 30K360+36#377#341
30K → 20M151+14#341#327
20M → 21M71+6#327#321
21M → 35K60+6#321#315
35K → 23M103+7#315#308
23M → 24M85+3#308#305
24M → 40K134+9#305#296
40K → 25.2M220#296#296
25.2M → Finish715-8#296#304
TOTALS17578+97
📊

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