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BOSTON MARATHON 2023

Ben O'Connor

Bib: 6748•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:12
Rank: #4893
Start → 5K
21:12 | 6:49/mi
10K· 6.21 mi
42:12
Rank: #4895 (-2)
5K → 10K
21:00 | 6:46/mi
15K· 9.32 mi
1:03:16
Rank: #4880 (+15)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:24:27
Rank: #4799 (+81)
15K → 20K
21:11 | 6:49/mi
Half· 13.11 mi
1:29:01
Rank: #4760 (+39)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:45:31
Rank: #4624 (+136)
Half → 25K
16:30 | 6:48/mi
30K· 18.64 mi
2:07:06
Rank: #4467 (+157)
25K → 30K
21:35 | 6:57/mi
20M
2:16:40
Rank: #4453 (+14)
30K → 20M
9:34 | 7:02/mi
21M
2:24:11
Rank: #4456 (-3)
20M → 21M
7:31 | 7:31/mi
35K· 21.75 mi
2:29:21
Rank: #4468 (-12)
21M → 35K
5:10 | 6:54/mi
23M
2:38:17
Rank: #4471 (-3)
35K → 23M
8:56 | 7:08/mi
24M
2:45:10
Rank: #4436 (+35)
23M → 24M
6:53 | 6:53/mi
40K· 24.85 mi
2:51:18
Rank: #4433 (+3)
24M → 40K
6:08 | 7:10/mi
25.2M
2:54:11
Rank: #4481 (-48)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:01:51
Rank: #4591 (-110)
25.2M → Finish
7:40 | 7:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:01
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:32:50
Pace7:05 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:5221:126:4921:12
6:49
-
10K
6.21 mi10:45:5242:126:4721:00
6:46
-0:03
15K
9.32 mi11:06:561:03:166:4721:04
6:47
+0:01
20K
12.43 mi11:28:071:24:276:4821:11
6:49
+0:02
Half
13.11 mi11:32:411:29:016:474:34
6:42
-0:07
25K
15.53 mi11:49:111:45:316:4816:30
6:48
+0:06
30K
18.64 mi12:10:462:07:066:4921:35
6:57
+0:09
20M
20.00 mi12:20:202:16:406:509:34
7:02
+0:05
21M
21.00 mi12:27:512:24:116:527:31
7:31
+0:29
35K
21.75 mi12:33:012:29:216:525:10
6:54
-0:37
23M
23.00 mi12:41:572:38:176:538:56
7:08
+0:14
24M
24.00 mi12:48:502:45:106:536:53
6:53
-0:15
40K
24.85 mi12:54:582:51:186:546:08
7:10
+0:17
25.2M
25.20 mi12:57:512:54:116:552:53
8:22
+1:12
Finish
26.22 mi13:05:313:01:516:567:40
7:31
-0:51

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

6:42 /mi

Average Pace

6:56 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:28:43

82% of race

Time at Slower Pace

33:08

18% of race

Average Pace: 6:56 /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 mi10:24:5221:126:4921:12
6:49
#4893
10K
6.21 mi10:45:5242:126:4721:00
6:46
#4895
15K
9.32 mi11:06:561:03:166:4721:04
6:47
#4880
20K
12.43 mi11:28:071:24:276:4821:11
6:49
#4799
Half
13.11 mi11:32:411:29:016:474:34
6:42
#4760
25K
15.53 mi11:49:111:45:316:4816:30
6:48
#4624
30K
18.64 mi12:10:462:07:066:4921:35
6:57
#4467
20M
20.00 mi12:20:202:16:406:509:34
7:02
#4453
21M
21.00 mi12:27:512:24:116:527:31
7:31
#4456
35K
21.75 mi12:33:012:29:216:525:10
6:54
#4468
23M
23.00 mi12:41:572:38:176:538:56
7:08
#4471
24M
24.00 mi12:48:502:45:106:536:53
6:53
#4436
40K
24.85 mi12:54:582:51:186:546:08
7:10
#4433
25.2M
25.20 mi12:57:512:54:116:552:53
8:22
#4481
Finish
26.22 mi13:05:313:01:516:567:40
7:31
#4591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4893454845484926(Top 19%)4577(Top 30%)4577(Top 87%)
10K6.21 mi3.10 mi4895-24546+24546+24902(Top 18%)4547(Top 30%)4547(Top 86%)
15K9.32 mi3.11 mi4880+154539+74539+74926(Top 19%)4577(Top 30%)4577(Top 87%)
20K12.43 mi3.11 mi4799+814472+674472+674608(Top 17%)4293(Top 28%)4293(Top 81%)
Half13.11 mi0.68 mi4760+394435+374435+374306(Top 16%)4030(Top 27%)4030(Top 76%)
25K15.53 mi2.42 mi4624+1364315+1204315+1204209(Top 16%)3940(Top 26%)3940(Top 75%)
30K18.64 mi3.11 mi4467+1574174+1414174+1413996(Top 15%)3735(Top 25%)3735(Top 71%)
20M20.00 mi1.36 mi4453+144157+174157+174272(Top 16%)3943(Top 26%)3943(Top 75%)
21M21.00 mi1.00 mi4456-34158-14158-14652(Top 17%)4218(Top 28%)4218(Top 80%)
35K21.75 mi0.75 mi4468-124166-84166-84793(Top 18%)4329(Top 29%)4329(Top 82%)
23M23.00 mi1.25 mi4471-34169-34169-34473(Top 17%)4059(Top 27%)4059(Top 77%)
24M24.00 mi1.00 mi4436+354140+294140+294097(Top 15%)3728(Top 25%)3728(Top 71%)
40K24.85 mi0.85 mi4433+34136+44136+44732(Top 18%)4159(Top 27%)4159(Top 79%)
25.2M25.20 mi0.35 mi4481-484174-384174-388553(Top 32%)6454(Top 43%)6454(Top 122%)
Finish26.22 mi1.02 mi4591-1104261-874261-878671(Top 33%)6549(Top 43%)6549(Top 124%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

4926

Males

4577

M18-39

4577

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4902

Males

4547

M18-39

4547

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

4926

Males

4577

M18-39

4577

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4608

Males

4293

M18-39

4293

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4306

Males

4030

M18-39

4030

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4209

Males

3940

M18-39

3940

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3996

Males

3735

M18-39

3735

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4272

Males

3943

M18-39

3943

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4652

Males

4218

M18-39

4218

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4793

Males

4329

M18-39

4329

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4473

Males

4059

M18-39

4059

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4097

Males

3728

M18-39

3728

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4732

Males

4159

M18-39

4159

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8553

Males

6454

M18-39

6454

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8671

Males

6549

M18-39

6549

Passing Analysis

Category:
Athletes Passed
1255
Passed By
953
Net Change
+302
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4893
5K → 10K190192-2#4893#4895
10K → 15K119104+15#4895#4880
15K → 20K14564+81#4880#4799
20K → Half5011+39#4799#4760
Half → 25K17034+136#4760#4624
25K → 30K20548+157#4624#4467
30K → 20M6551+14#4467#4453
20M → 21M5962-3#4453#4456
21M → 35K4254-12#4456#4468
35K → 23M7477-3#4468#4471
23M → 24M6227+35#4471#4436
24M → 40K4441+3#4436#4433
40K → 25.2M1058-48#4433#4481
25.2M → Finish20130-110#4481#4591
TOTALS1255953+302
📊

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