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BOSTON MARATHON 2023

John Barry

Bib: 25299•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:31
Rank: #21151
Start → 5K
28:31 | 9:11/mi
10K· 6.21 mi
57:11
Rank: #21403 (-252)
5K → 10K
28:40 | 9:14/mi
15K· 9.32 mi
1:27:07
Rank: #21834 (-431)
10K → 15K
29:56 | 9:38/mi
20K· 12.43 mi
1:58:38
Rank: #22249 (-415)
15K → 20K
31:31 | 10:09/mi
Half· 13.11 mi
2:05:23
Rank: #22293 (-44)
20K → Half
6:45 | 9:54/mi
25K· 15.53 mi
2:31:34
Rank: #22603 (-310)
Half → 25K
26:11 | 10:48/mi
30K· 18.64 mi
3:07:11
Rank: #22875 (-272)
25K → 30K
35:37 | 11:28/mi
20M
3:24:44
Rank: #23156 (-281)
30K → 20M
17:33 | 12:55/mi
21M
3:38:30
Rank: #23311 (-155)
20M → 21M
13:46 | 13:46/mi
35K· 21.75 mi
3:47:25
Rank: #23365 (-54)
21M → 35K
8:55 | 11:55/mi
23M
4:03:19
Rank: #23499 (-134)
35K → 23M
15:54 | 12:42/mi
24M
4:16:02
Rank: #23610 (-111)
23M → 24M
12:43 | 12:43/mi
40K· 24.85 mi
4:27:18
Rank: #23721 (-111)
24M → 40K
11:16 | 13:11/mi
25.2M
4:32:11
Rank: #23758 (-37)
40K → 25.2M
4:53 | 14:10/mi
Finish· 26.22 mi
4:44:27
Rank: #23840 (-82)
25.2M → Finish
12:16 | 12:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:23
Pace9:34 /mi
2nd Half
Distance13.11 mi
Time2:39:04
Pace12:08 /mi
📊Positive Split: 26.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:4128:319:1128:31
9:11
-
10K
6.21 mi12:13:2157:119:1228:40
9:14
+0:03
15K
9.32 mi12:43:171:27:079:2129:56
9:38
+0:24
20K
12.43 mi13:14:481:58:389:3331:31
10:09
+0:31
Half
13.11 mi13:21:332:05:239:346:45
9:54
-0:15
25K
15.53 mi13:47:442:31:349:4526:11
10:48
+0:54
30K
18.64 mi14:23:213:07:1110:0235:37
11:28
+0:40
20M
20.00 mi14:40:543:24:4410:1417:33
12:55
+1:27
21M
21.00 mi14:54:403:38:3010:2413:46
13:46
+0:51
35K
21.75 mi15:03:353:47:2510:278:55
11:55
-1:51
23M
23.00 mi15:19:294:03:1910:3515:54
12:42
+0:47
24M
24.00 mi15:32:124:16:0210:4012:43
12:43
+0:01
40K
24.85 mi15:43:284:27:1810:4511:16
13:11
+0:28
25.2M
25.20 mi15:48:214:32:1110:484:53
14:10
+0:59
Finish
26.22 mi16:00:374:44:2710:5112:16
12:02
-2:08

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

9:11 /mi

Average Pace

10:51 /mi

Slowest Pace

14:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:34

53% of race

Time at Steady Pace

1:25:25

30% of race

Time at Slower Pace

47:28

17% of race

Average Pace: 10:51 /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 mi11:44:4128:319:1128:31
9:11
#21151
10K
6.21 mi12:13:2157:119:1228:40
9:14
#21403
15K
9.32 mi12:43:171:27:079:2129:56
9:38
#21834
20K
12.43 mi13:14:481:58:389:3331:31
10:09
#22249
Half
13.11 mi13:21:332:05:239:346:45
9:54
#22293
25K
15.53 mi13:47:442:31:349:4526:11
10:48
#22603
30K
18.64 mi14:23:213:07:1110:0235:37
11:28
#22875
20M
20.00 mi14:40:543:24:4410:1417:33
12:55
#23156
21M
21.00 mi14:54:403:38:3010:2413:46
13:46
#23311
35K
21.75 mi15:03:353:47:2510:278:55
11:55
#23365
23M
23.00 mi15:19:294:03:1910:3515:54
12:42
#23499
24M
24.00 mi15:32:124:16:0210:4012:43
12:43
#23610
40K
24.85 mi15:43:284:27:1810:4511:16
13:11
#23721
25.2M
25.20 mi15:48:214:32:1110:484:53
14:10
#23758
Finish
26.22 mi16:00:374:44:2710:5112:16
12:02
#23840
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi21151126821268222615(Top 85%)13457(Top 89%)13457(Top 946%)
10K6.21 mi3.10 mi21403-25212850-16812850-16821701(Top 82%)13026(Top 86%)13026(Top 916%)
15K9.32 mi3.11 mi21834-43113069-21913069-21922615(Top 85%)13457(Top 89%)13457(Top 946%)
20K12.43 mi3.11 mi22249-41513267-19813267-19823193(Top 87%)13724(Top 90%)13724(Top 965%)
Half13.11 mi0.68 mi22293-4413293-2613293-2623068(Top 87%)13661(Top 90%)13661(Top 961%)
25K15.53 mi2.42 mi22603-31013429-13613429-13623668(Top 89%)13875(Top 91%)13875(Top 976%)
30K18.64 mi3.11 mi22875-27213540-11113540-11123805(Top 89%)13883(Top 91%)13883(Top 976%)
20M20.00 mi1.36 mi23156-28113659-11913659-11925103(Top 94%)14424(Top 95%)14424(Top 1014%)
21M21.00 mi1.00 mi23311-15513727-6813727-6824838(Top 93%)14294(Top 94%)14294(Top 1005%)
35K21.75 mi0.75 mi23365-5413740-1313740-1324597(Top 92%)14124(Top 93%)14124(Top 993%)
23M23.00 mi1.25 mi23499-13413799-5913799-5924792(Top 93%)14242(Top 94%)14242(Top 1002%)
24M24.00 mi1.00 mi23610-11113843-4413843-4425249(Top 95%)14425(Top 95%)14425(Top 1014%)
40K24.85 mi0.85 mi23721-11113887-4413887-4425078(Top 94%)14339(Top 94%)14339(Top 1008%)
25.2M25.20 mi0.35 mi23758-3713899-1213899-1225107(Top 94%)14331(Top 94%)14331(Top 1008%)
Finish26.22 mi1.02 mi23840-8213930-3113930-3125258(Top 95%)14438(Top 95%)14438(Top 1015%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

22615

Males

13457

M55-59

13457

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

21701

Males

13026

M55-59

13026

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

22615

Males

13457

M55-59

13457

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

23193

Males

13724

M55-59

13724

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

23068

Males

13661

M55-59

13661

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23668

Males

13875

M55-59

13875

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23805

Males

13883

M55-59

13883

30K→20M

18.6 - 20.0 mi

Top 94%
×5stories
+64ft-50ft

Overall

25103

Males

14424

M55-59

14424

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

24838

Males

14294

M55-59

14294

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

24597

Males

14124

M55-59

14124

35K→23M

21.8 - 23.0 mi

Top 93%
×5stories
+23ft-63ft

Overall

24792

Males

14242

M55-59

14242

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

25249

Males

14425

M55-59

14425

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

25078

Males

14339

M55-59

14339

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

25107

Males

14331

M55-59

14331

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2stories
+22ft-21ft

Overall

25258

Males

14438

M55-59

14438

Passing Analysis

Category:
Athletes Passed
419
Passed By
3108
Net Change
-2689
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21151
5K → 10K167419-252#21151#21403
10K → 15K43474-431#21403#21834
15K → 20K40455-415#21834#22249
20K → Half751-44#22249#22293
Half → 25K34344-310#22293#22603
25K → 30K44316-272#22603#22875
30K → 20M17298-281#22875#23156
20M → 21M10165-155#23156#23311
21M → 35K1367-54#23311#23365
35K → 23M21155-134#23365#23499
23M → 24M8119-111#23499#23610
24M → 40K6117-111#23610#23721
40K → 25.2M441-37#23721#23758
25.2M → Finish587-82#23758#23840
TOTALS4193108-2689
📊

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