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BOSTON MARATHON 2023

Thomas O'Grady

Bib: 703•M

NY

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 6%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:10
Rank: #453
Start → 5K
18:10 | 5:51/mi
10K· 6.21 mi
36:30
Rank: #510 (-57)
5K → 10K
18:20 | 5:54/mi
15K· 9.32 mi
55:02
Rank: #548 (-38)
10K → 15K
18:32 | 5:58/mi
20K· 12.43 mi
1:13:31
Rank: #525 (+23)
15K → 20K
18:29 | 5:57/mi
Half· 13.11 mi
1:17:25
Rank: #508 (+17)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:31:45
Rank: #489 (+19)
Half → 25K
14:20 | 5:55/mi
30K· 18.64 mi
1:50:19
Rank: #456 (+33)
25K → 30K
18:34 | 5:59/mi
20M
1:58:25
Rank: #436 (+20)
30K → 20M
8:06 | 5:58/mi
21M
2:04:49
Rank: #437 (-1)
20M → 21M
6:24 | 6:24/mi
35K· 21.75 mi
2:09:10
Rank: #429 (+8)
21M → 35K
4:21 | 5:49/mi
23M
2:16:47
Rank: #421 (+8)
35K → 23M
7:37 | 6:05/mi
24M
2:22:37
Rank: #406 (+15)
23M → 24M
5:50 | 5:50/mi
40K· 24.85 mi
2:27:44
Rank: #389 (+17)
24M → 40K
5:07 | 5:59/mi
25.2M
2:30:00
Rank: #389
40K → 25.2M
2:16 | 6:34/mi
Finish· 26.22 mi
2:35:57
Rank: #383 (+6)
25.2M → Finish
5:57 | 5:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:25
Pace5:54 /mi
2nd Half
Distance13.11 mi
Time1:18:32
Pace5:59 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1418:105:5118:10
5:51
-
10K
6.21 mi10:36:3436:305:5218:20
5:54
+0:03
15K
9.32 mi10:55:0655:025:5418:32
5:58
+0:04
20K
12.43 mi11:13:351:13:315:5518:29
5:57
-0:01
Half
13.11 mi11:17:291:17:255:543:54
5:43
-0:14
25K
15.53 mi11:31:491:31:455:5414:20
5:55
+0:12
30K
18.64 mi11:50:231:50:195:5518:34
5:59
+0:04
20M
20.00 mi11:58:291:58:255:558:06
5:58
-0:01
21M
21.00 mi12:04:532:04:495:576:24
6:24
+0:26
35K
21.75 mi12:09:142:09:105:564:21
5:49
-0:35
23M
23.00 mi12:16:512:16:475:577:37
6:05
+0:16
24M
24.00 mi12:22:412:22:375:575:50
5:50
-0:15
40K
24.85 mi12:27:482:27:445:575:07
5:59
+0:09
25.2M
25.20 mi12:30:042:30:005:572:16
6:34
+0:35
Finish
26.22 mi12:36:012:35:575:575:57
5:50
-0:44

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

5:43 /mi

Average Pace

5:57 /mi

Slowest Pace

6:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:17

94% of race

Time at Steady Pace

8:40

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:57 /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 mi10:18:1418:105:5118:10
5:51
#453
10K
6.21 mi10:36:3436:305:5218:20
5:54
#510
15K
9.32 mi10:55:0655:025:5418:32
5:58
#548
20K
12.43 mi11:13:351:13:315:5518:29
5:57
#525
Half
13.11 mi11:17:291:17:255:543:54
5:43
#508
25K
15.53 mi11:31:491:31:455:5414:20
5:55
#489
30K
18.64 mi11:50:231:50:195:5518:34
5:59
#456
20M
20.00 mi11:58:291:58:255:558:06
5:58
#436
21M
21.00 mi12:04:532:04:495:576:24
6:24
#437
35K
21.75 mi12:09:142:09:105:564:21
5:49
#429
23M
23.00 mi12:16:512:16:475:577:37
6:05
#421
24M
24.00 mi12:22:412:22:375:575:50
5:50
#406
40K
24.85 mi12:27:482:27:445:575:07
5:59
#389
25.2M
25.20 mi12:30:042:30:005:572:16
6:34
#389
Finish
26.22 mi12:36:012:35:575:575:57
5:50
#383
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi453418418627(Top 2%)584(Top 4%)584(Top 11%)
10K6.21 mi3.10 mi510-57469-51469-51593(Top 2%)550(Top 4%)550(Top 10%)
15K9.32 mi3.11 mi548-38506-37506-37627(Top 2%)584(Top 4%)584(Top 11%)
20K12.43 mi3.11 mi525+23484+22484+22495(Top 2%)456(Top 3%)456(Top 9%)
Half13.11 mi0.68 mi508+17469+15469+15300(Top 1%)276(Top 2%)276(Top 5%)
25K15.53 mi2.42 mi489+19450+19450+19404(Top 2%)374(Top 2%)374(Top 7%)
30K18.64 mi3.11 mi456+33419+31419+31358(Top 1%)331(Top 2%)331(Top 6%)
20M20.00 mi1.36 mi436+20401+18401+18307(Top 1%)282(Top 2%)282(Top 5%)
21M21.00 mi1.00 mi437-1402-1402-1477(Top 2%)443(Top 3%)443(Top 8%)
35K21.75 mi0.75 mi429+8394+8394+8389(Top 1%)360(Top 2%)360(Top 7%)
23M23.00 mi1.25 mi421+8386+8386+8422(Top 2%)394(Top 3%)394(Top 7%)
24M24.00 mi1.00 mi406+15372+14372+14298(Top 1%)272(Top 2%)272(Top 5%)
40K24.85 mi0.85 mi389+17356+16356+16322(Top 1%)298(Top 2%)298(Top 6%)
25.2M25.20 mi0.35 mi389357-1357-1595(Top 2%)562(Top 4%)562(Top 11%)
Finish26.22 mi1.02 mi383+6351+6351+6422(Top 2%)401(Top 3%)401(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

627

Males

584

M18-39

584

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

593

Males

550

M18-39

550

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

627

Males

584

M18-39

584

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

495

Males

456

M18-39

456

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

300

Males

276

M18-39

276

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

404

Males

374

M18-39

374

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

358

Males

331

M18-39

331

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

307

Males

282

M18-39

282

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

477

Males

443

M18-39

443

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

389

Males

360

M18-39

360

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

422

Males

394

M18-39

394

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

298

Males

272

M18-39

272

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

322

Males

298

M18-39

298

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

595

Males

562

M18-39

562

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

422

Males

401

M18-39

401

Passing Analysis

Category:
Athletes Passed
213
Passed By
143
Net Change
+70
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#453
5K → 10K562-57#453#510
10K → 15K644-38#510#548
15K → 20K318+23#548#525
20K → Half170+17#525#508
Half → 25K212+19#508#489
25K → 30K385+33#489#456
30K → 20M211+20#456#436
20M → 21M56-1#436#437
21M → 35K91+8#437#429
35K → 23M113+8#429#421
23M → 24M172+15#421#406
24M → 40K192+17#406#389
40K → 25.2M440#389#389
25.2M → Finish93+6#389#383
TOTALS213143+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