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BOSTON MARATHON 2023

Brendan Mcdonnell

Bib: 310•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 1.0%
Gender (Male)
#0 / 15176
Top 2%
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
17:52
Rank: #330
Start → 5K
17:52 | 5:45/mi
10K· 6.21 mi
35:55
Rank: #384 (-54)
5K → 10K
18:03 | 5:49/mi
15K· 9.32 mi
54:11
Rank: #397 (-13)
10K → 15K
18:16 | 5:53/mi
20K· 12.43 mi
1:12:26
Rank: #390 (+7)
15K → 20K
18:15 | 5:52/mi
Half· 13.11 mi
1:16:25
Rank: #394 (-4)
20K → Half
3:59 | 5:50/mi
25K· 15.53 mi
1:30:47
Rank: #397 (-3)
Half → 25K
14:22 | 5:56/mi
30K· 18.64 mi
1:49:39
Rank: #389 (+8)
25K → 30K
18:52 | 6:04/mi
20M
1:57:57
Rank: #400 (-11)
30K → 20M
8:18 | 6:06/mi
21M
2:03:45
Rank: #364 (+36)
20M → 21M
5:48 | 5:48/mi
35K· 21.75 mi
2:08:06
Rank: #360 (+4)
21M → 35K
4:21 | 5:48/mi
23M
2:15:08
Rank: #320 (+40)
35K → 23M
7:02 | 5:37/mi
24M
2:20:45
Rank: #303 (+17)
23M → 24M
5:37 | 5:37/mi
40K· 24.85 mi
2:25:33
Rank: #277 (+26)
24M → 40K
4:48 | 5:37/mi
25.2M
2:27:42
Rank: #271 (+6)
40K → 25.2M
2:09 | 6:14/mi
Finish· 26.22 mi
2:33:37
Rank: #260 (+11)
25.2M → Finish
5:55 | 5:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:25
Pace5:50 /mi
2nd Half
Distance13.11 mi
Time1:17:12
Pace5:53 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:0517:525:4517:52
5:45
-
10K
6.21 mi10:36:0835:555:4718:03
5:49
+0:04
15K
9.32 mi10:54:2454:115:4918:16
5:53
+0:04
20K
12.43 mi11:12:391:12:265:5018:15
5:52
-0:01
Half
13.11 mi11:16:381:16:255:503:59
5:50
-0:02
25K
15.53 mi11:31:001:30:475:5114:22
5:56
+0:06
30K
18.64 mi11:49:521:49:395:5318:52
6:04
+0:08
20M
20.00 mi11:58:101:57:575:548:18
6:06
+0:02
21M
21.00 mi12:03:582:03:455:545:48
5:48
-0:18
35K
21.75 mi12:08:192:08:065:534:21
5:48
0:00
23M
23.00 mi12:15:212:15:085:537:02
5:37
-0:11
24M
24.00 mi12:20:582:20:455:525:37
5:37
0:00
40K
24.85 mi12:25:462:25:335:514:48
5:37
0:00
25.2M
25.20 mi12:27:552:27:425:522:09
6:14
+0:37
Finish
26.22 mi12:33:502:33:375:525:55
5:48
-0:26

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

5:37 /mi

Average Pace

5:52 /mi

Slowest Pace

6:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:28

99% of race

Time at Steady Pace

2:09

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:52 /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 mi10:18:0517:525:4517:52
5:45
#330
10K
6.21 mi10:36:0835:555:4718:03
5:49
#384
15K
9.32 mi10:54:2454:115:4918:16
5:53
#397
20K
12.43 mi11:12:391:12:265:5018:15
5:52
#390
Half
13.11 mi11:16:381:16:255:503:59
5:50
#394
25K
15.53 mi11:31:001:30:475:5114:22
5:56
#397
30K
18.64 mi11:49:521:49:395:5318:52
6:04
#389
20M
20.00 mi11:58:101:57:575:548:18
6:06
#400
21M
21.00 mi12:03:582:03:455:545:48
5:48
#364
35K
21.75 mi12:08:192:08:065:534:21
5:48
#360
23M
23.00 mi12:15:212:15:085:537:02
5:37
#320
24M
24.00 mi12:20:582:20:455:525:37
5:37
#303
40K
24.85 mi12:25:462:25:335:514:48
5:37
#277
25.2M
25.20 mi12:27:552:27:425:522:09
6:14
#271
Finish
26.22 mi12:33:502:33:375:525:55
5:48
#260
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 mi330302302466(Top 2%)430(Top 3%)430(Top 8%)
10K6.21 mi3.10 mi384-54349-47349-47433(Top 2%)398(Top 3%)398(Top 8%)
15K9.32 mi3.11 mi397-13362-13362-13466(Top 2%)430(Top 3%)430(Top 8%)
20K12.43 mi3.11 mi390+7355+7355+7389(Top 1%)356(Top 2%)356(Top 7%)
Half13.11 mi0.68 mi394-4360-5360-5427(Top 2%)395(Top 3%)395(Top 7%)
25K15.53 mi2.42 mi397-3363-3363-3420(Top 2%)389(Top 3%)389(Top 7%)
30K18.64 mi3.11 mi389+8357+6357+6468(Top 2%)436(Top 3%)436(Top 8%)
20M20.00 mi1.36 mi400-11368-11368-11484(Top 2%)450(Top 3%)450(Top 9%)
21M21.00 mi1.00 mi364+36332+36332+3652(Top 0.2%)43(Top 0.3%)43(Top 0.8%)
35K21.75 mi0.75 mi360+4328+4328+4381(Top 1%)352(Top 2%)352(Top 7%)
23M23.00 mi1.25 mi320+40289+39289+3971(Top 0.3%)57(Top 0.4%)57(Top 1%)
24M24.00 mi1.00 mi303+17273+16273+16123(Top 0.5%)106(Top 0.7%)106(Top 2%)
40K24.85 mi0.85 mi277+26249+24249+2471(Top 0.3%)58(Top 0.4%)58(Top 1%)
25.2M25.20 mi0.35 mi271+6243+6243+6181(Top 0.7%)162(Top 1%)162(Top 3%)
Finish26.22 mi1.02 mi260+11234+9234+9377(Top 1%)358(Top 2%)358(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

466

Males

430

M18-39

430

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

433

Males

398

M18-39

398

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

466

Males

430

M18-39

430

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

389

Males

356

M18-39

356

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

427

Males

395

M18-39

395

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

420

Males

389

M18-39

389

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

468

Males

436

M18-39

436

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

484

Males

450

M18-39

450

20M→21M

20.0 - 21.0 mi

Top 0.2%
×8stories
+106ft-24ft

Overall

52

Males

43

M18-39

43

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

381

Males

352

M18-39

352

35K→23M

21.8 - 23.0 mi

Top 0.3%
×5stories
+23ft-63ft

Overall

71

Males

57

M18-39

57

23M→24M

23.0 - 24.0 mi

Top 0.5%
×6stories
+12ft-82ft

Overall

123

Males

106

M18-39

106

24M→40K

24.0 - 24.9 mi

Top 0.3%
×1story
+6ft-20ft

Overall

71

Males

58

M18-39

58

40K→25.2M

24.9 - 25.2 mi

Top 0.7%
×1story
+13ft-16ft

Overall

181

Males

162

M18-39

162

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

377

Males

358

M18-39

358

Passing Analysis

Category:
Athletes Passed
202
Passed By
132
Net Change
+70
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#330
5K → 10K458-54#330#384
10K → 15K619-13#384#397
15K → 20K169+7#397#390
20K → Half15-4#390#394
Half → 25K811-3#394#397
25K → 30K1911+8#397#389
30K → 20M314-11#389#400
20M → 21M360+36#400#364
21M → 35K62+4#364#360
35K → 23M400+40#360#320
23M → 24M181+17#320#303
24M → 40K260+26#303#277
40K → 25.2M60+6#277#271
25.2M → Finish132+11#271#260
TOTALS202132+70
📊

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