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BOSTON MARATHON 2023

Kevin O'Connor

Bib: 20727•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:25
Rank: #15318
Start → 5K
25:25 | 8:11/mi
10K· 6.21 mi
51:50
Rank: #16788 (-1470)
5K → 10K
26:25 | 8:30/mi
15K· 9.32 mi
1:18:17
Rank: #17187 (-399)
10K → 15K
26:27 | 8:31/mi
20K· 12.43 mi
1:45:17
Rank: #17383 (-196)
15K → 20K
27:00 | 8:41/mi
Half· 13.11 mi
1:51:30
Rank: #17604 (-221)
20K → Half
6:13 | 9:07/mi
25K· 15.53 mi
2:13:19
Rank: #17838 (-234)
Half → 25K
21:49 | 9:00/mi
30K· 18.64 mi
2:42:26
Rank: #18064 (-226)
25K → 30K
29:07 | 9:22/mi
20M
2:55:17
Rank: #18125 (-61)
30K → 20M
12:51 | 9:27/mi
21M
3:05:29
Rank: #18172 (-47)
20M → 21M
10:12 | 10:12/mi
35K· 21.75 mi
3:12:27
Rank: #18222 (-50)
21M → 35K
6:58 | 9:19/mi
23M
3:24:24
Rank: #18240 (-18)
35K → 23M
11:57 | 9:33/mi
24M
3:33:56
Rank: #18311 (-71)
23M → 24M
9:32 | 9:32/mi
40K· 24.85 mi
3:42:10
Rank: #18345 (-34)
24M → 40K
8:14 | 9:38/mi
25.2M
3:45:41
Rank: #18347 (-2)
40K → 25.2M
3:31 | 10:12/mi
Finish· 26.22 mi
3:55:07
Rank: #18395 (-48)
25.2M → Finish
9:26 | 9:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:30
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time2:03:37
Pace9:26 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:1525:258:1125:25
8:11
-
10K
6.21 mi12:07:4051:508:2126:25
8:30
+0:19
15K
9.32 mi12:34:071:18:178:2426:27
8:31
+0:01
20K
12.43 mi13:01:071:45:178:2827:00
8:41
+0:10
Half
13.11 mi13:07:201:51:308:306:13
9:07
+0:26
25K
15.53 mi13:29:092:13:198:3521:49
9:00
-0:07
30K
18.64 mi13:58:162:42:268:4329:07
9:22
+0:22
20M
20.00 mi14:11:072:55:178:4612:51
9:27
+0:05
21M
21.00 mi14:21:193:05:298:5010:12
10:12
+0:45
35K
21.75 mi14:28:173:12:278:516:58
9:19
-0:53
23M
23.00 mi14:40:143:24:248:5311:57
9:33
+0:14
24M
24.00 mi14:49:463:33:568:559:32
9:32
-0:01
40K
24.85 mi14:58:003:42:108:568:14
9:38
+0:06
25.2M
25.20 mi15:01:313:45:418:573:31
10:12
+0:34
Finish
26.22 mi15:10:573:55:078:589:26
9:15
-0:57

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

8:11 /mi

Average Pace

8:58 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:06

54% of race

Time at Steady Pace

1:26:04

37% of race

Time at Slower Pace

21:57

9% of race

Average Pace: 8:58 /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 mi11:41:1525:258:1125:25
8:11
#15318
10K
6.21 mi12:07:4051:508:2126:25
8:30
#16788
15K
9.32 mi12:34:071:18:178:2426:27
8:31
#17187
20K
12.43 mi13:01:071:45:178:2827:00
8:41
#17383
Half
13.11 mi13:07:201:51:308:306:13
9:07
#17604
25K
15.53 mi13:29:092:13:198:3521:49
9:00
#17838
30K
18.64 mi13:58:162:42:268:4329:07
9:22
#18064
20M
20.00 mi14:11:072:55:178:4612:51
9:27
#18125
21M
21.00 mi14:21:193:05:298:5010:12
10:12
#18172
35K
21.75 mi14:28:173:12:278:516:58
9:19
#18222
23M
23.00 mi14:40:143:24:248:5311:57
9:33
#18240
24M
24.00 mi14:49:463:33:568:559:32
9:32
#18311
40K
24.85 mi14:58:003:42:108:568:14
9:38
#18345
25.2M
25.20 mi15:01:313:45:418:573:31
10:12
#18347
Finish
26.22 mi15:10:573:55:078:589:26
9:15
#18395
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi15318104591045917898(Top 67%)11442(Top 75%)11442(Top 1031%)
10K6.21 mi3.10 mi16788-147011000-54111000-54118260(Top 69%)11609(Top 76%)11609(Top 1046%)
15K9.32 mi3.11 mi17187-39911143-14311143-14317898(Top 67%)11442(Top 75%)11442(Top 1031%)
20K12.43 mi3.11 mi17383-19611216-7311216-7318055(Top 68%)11495(Top 76%)11495(Top 1036%)
Half13.11 mi0.68 mi17604-22111299-8311299-8320840(Top 78%)12659(Top 83%)12659(Top 1140%)
25K15.53 mi2.42 mi17838-23411381-8211381-8218930(Top 71%)11817(Top 78%)11817(Top 1065%)
30K18.64 mi3.11 mi18064-22611436-5511436-5518899(Top 71%)11736(Top 77%)11736(Top 1057%)
20M20.00 mi1.36 mi18125-6111450-1411450-1418680(Top 70%)11535(Top 76%)11535(Top 1039%)
21M21.00 mi1.00 mi18172-4711448+211448+218696(Top 70%)11515(Top 76%)11515(Top 1037%)
35K21.75 mi0.75 mi18222-5011464-1611464-1619188(Top 72%)11671(Top 77%)11671(Top 1051%)
23M23.00 mi1.25 mi18240-1811469-511469-518482(Top 69%)11341(Top 75%)11341(Top 1022%)
24M24.00 mi1.00 mi18311-7111483-1411483-1419315(Top 73%)11670(Top 77%)11670(Top 1051%)
40K24.85 mi0.85 mi18345-3411487-411487-418786(Top 71%)11388(Top 75%)11388(Top 1026%)
25.2M25.20 mi0.35 mi18347-2114871148718086(Top 68%)11069(Top 73%)11069(Top 997%)
Finish26.22 mi1.02 mi18395-4811494-711494-719169(Top 72%)11615(Top 77%)11615(Top 1046%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17898

Males

11442

M60-64

11442

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

18260

Males

11609

M60-64

11609

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17898

Males

11442

M60-64

11442

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

18055

Males

11495

M60-64

11495

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

20840

Males

12659

M60-64

12659

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

18930

Males

11817

M60-64

11817

25K→30K

15.5 - 18.6 mi

Top 71%
×9stories
+181ft-148ft

Overall

18899

Males

11736

M60-64

11736

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

18680

Males

11535

M60-64

11535

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18696

Males

11515

M60-64

11515

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

19188

Males

11671

M60-64

11671

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18482

Males

11341

M60-64

11341

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

19315

Males

11670

M60-64

11670

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18786

Males

11388

M60-64

11388

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18086

Males

11069

M60-64

11069

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

19169

Males

11615

M60-64

11615

Passing Analysis

Category:
Athletes Passed
773
Passed By
3850
Net Change
-3077
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15318
5K → 10K231493-1470#15318#16788
10K → 15K76475-399#16788#17187
15K → 20K111307-196#17187#17383
20K → Half5226-221#17383#17604
Half → 25K61295-234#17604#17838
25K → 30K116342-226#17838#18064
30K → 20M70131-61#18064#18125
20M → 21M82129-47#18125#18172
21M → 35K3484-50#18172#18222
35K → 23M7391-18#18222#18240
23M → 24M31102-71#18240#18311
24M → 40K3771-34#18311#18345
40K → 25.2M1820-2#18345#18347
25.2M → Finish3684-48#18347#18395
TOTALS7733850-3077
📊

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