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BOSTON MARATHON 2023

Christian O'Connor

Bib: 27254•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Division (M18-39)
#0 / 5285
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:41
Rank: #3289
Start → 5K
20:41 | 6:39/mi
10K· 6.21 mi
41:11
Rank: #3368 (-79)
5K → 10K
20:30 | 6:36/mi
15K· 9.32 mi
1:01:48
Rank: #3423 (-55)
10K → 15K
20:37 | 6:38/mi
20K· 12.43 mi
1:22:30
Rank: #3365 (+58)
15K → 20K
20:42 | 6:40/mi
Half· 13.11 mi
1:27:00
Rank: #3363 (+2)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:43:09
Rank: #3282 (+81)
Half → 25K
16:09 | 6:40/mi
30K· 18.64 mi
2:04:18
Rank: #3179 (+103)
25K → 30K
21:09 | 6:48/mi
20M
2:13:39
Rank: #3166 (+13)
30K → 20M
9:21 | 6:53/mi
21M
2:20:49
Rank: #3126 (+40)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:25:50
Rank: #3127 (-1)
21M → 35K
5:01 | 6:42/mi
23M
2:34:32
Rank: #3116 (+11)
35K → 23M
8:42 | 6:57/mi
24M
2:41:24
Rank: #3150 (-34)
23M → 24M
6:52 | 6:52/mi
40K· 24.85 mi
2:47:18
Rank: #3127 (+23)
24M → 40K
5:54 | 6:54/mi
25.2M
2:49:51
Rank: #3121 (+6)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:56:49
Rank: #3142 (-21)
25.2M → Finish
6:58 | 6:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:00
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:29:49
Pace6:51 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:38:1420:416:3920:41
6:39
-
10K
6.21 mi11:58:4441:116:3820:30
6:36
-0:03
15K
9.32 mi12:19:211:01:486:3820:37
6:38
+0:02
20K
12.43 mi12:40:031:22:306:3820:42
6:40
+0:02
Half
13.11 mi12:44:331:27:006:384:30
6:36
-0:04
25K
15.53 mi13:00:421:43:096:3816:09
6:40
+0:04
30K
18.64 mi13:21:512:04:186:4021:09
6:48
+0:08
20M
20.00 mi13:31:122:13:396:419:21
6:53
+0:05
21M
21.00 mi13:38:222:20:496:427:10
7:10
+0:17
35K
21.75 mi13:43:232:25:506:425:01
6:42
-0:28
23M
23.00 mi13:52:052:34:326:438:42
6:57
+0:15
24M
24.00 mi13:58:572:41:246:446:52
6:52
-0:05
40K
24.85 mi14:04:512:47:186:445:54
6:54
+0:02
25.2M
25.20 mi14:07:242:49:516:442:33
7:24
+0:30
Finish
26.22 mi14:14:222:56:496:456:58
6:50
-0:34

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

6:36 /mi

Average Pace

6:45 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:16

99% of race

Time at Steady Pace

2:33

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi11:38:1420:416:3920:41
6:39
#3289
10K
6.21 mi11:58:4441:116:3820:30
6:36
#3368
15K
9.32 mi12:19:211:01:486:3820:37
6:38
#3423
20K
12.43 mi12:40:031:22:306:3820:42
6:40
#3365
Half
13.11 mi12:44:331:27:006:384:30
6:36
#3363
25K
15.53 mi13:00:421:43:096:3816:09
6:40
#3282
30K
18.64 mi13:21:512:04:186:4021:09
6:48
#3179
20M
20.00 mi13:31:122:13:396:419:21
6:53
#3166
21M
21.00 mi13:38:222:20:496:427:10
7:10
#3126
35K
21.75 mi13:43:232:25:506:425:01
6:42
#3127
23M
23.00 mi13:52:052:34:326:438:42
6:57
#3116
24M
24.00 mi13:58:572:41:246:446:52
6:52
#3150
40K
24.85 mi14:04:512:47:186:445:54
6:54
#3127
25.2M
25.20 mi14:07:242:49:516:442:33
7:24
#3121
Finish
26.22 mi14:14:222:56:496:456:58
6:50
#3142
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3289310731073571(Top 13%)3375(Top 22%)3375(Top 64%)
10K6.21 mi3.10 mi3368-793187-803187-803481(Top 13%)3297(Top 22%)3297(Top 62%)
15K9.32 mi3.11 mi3423-553244-573244-573571(Top 13%)3375(Top 22%)3375(Top 64%)
20K12.43 mi3.11 mi3365+583193+513193+513273(Top 12%)3107(Top 20%)3107(Top 59%)
Half13.11 mi0.68 mi3363+23195-23195-23380(Top 13%)3211(Top 21%)3211(Top 61%)
25K15.53 mi2.42 mi3282+813125+703125+703074(Top 12%)2931(Top 19%)2931(Top 55%)
30K18.64 mi3.11 mi3179+1033028+973028+973028(Top 11%)2861(Top 19%)2861(Top 54%)
20M20.00 mi1.36 mi3166+133010+183010+183279(Top 12%)3068(Top 20%)3068(Top 58%)
21M21.00 mi1.00 mi3126+402967+432967+432919(Top 11%)2736(Top 18%)2736(Top 52%)
35K21.75 mi0.75 mi3127-12966+12966+13568(Top 13%)3302(Top 22%)3302(Top 62%)
23M23.00 mi1.25 mi3116+112956+102956+103498(Top 13%)3239(Top 21%)3239(Top 61%)
24M24.00 mi1.00 mi3150-342988-322988-323992(Top 15%)3640(Top 24%)3640(Top 69%)
40K24.85 mi0.85 mi3127+232963+252963+253312(Top 12%)3028(Top 20%)3028(Top 57%)
25.2M25.20 mi0.35 mi3121+62956+72956+73357(Top 13%)3040(Top 20%)3040(Top 58%)
Finish26.22 mi1.02 mi3142-212972-162972-164260(Top 16%)3736(Top 25%)3736(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3571

Males

3375

M18-39

3375

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3481

Males

3297

M18-39

3297

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3571

Males

3375

M18-39

3375

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3273

Males

3107

M18-39

3107

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3380

Males

3211

M18-39

3211

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3074

Males

2931

M18-39

2931

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3028

Males

2861

M18-39

2861

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3279

Males

3068

M18-39

3068

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2919

Males

2736

M18-39

2736

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3568

Males

3302

M18-39

3302

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3498

Males

3239

M18-39

3239

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3992

Males

3640

M18-39

3640

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3312

Males

3028

M18-39

3028

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3357

Males

3040

M18-39

3040

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4260

Males

3736

M18-39

3736

Passing Analysis

Category:
Athletes Passed
952
Passed By
805
Net Change
+147
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3289
5K → 10K141220-79#3289#3368
10K → 15K73128-55#3368#3423
15K → 20K10951+58#3423#3365
20K → Half1513+2#3365#3363
Half → 25K11433+81#3363#3282
25K → 30K14340+103#3282#3179
30K → 20M5845+13#3179#3166
20M → 21M6424+40#3166#3126
21M → 35K3031-1#3126#3127
35K → 23M5746+11#3127#3116
23M → 24M3266-34#3116#3150
24M → 40K5027+23#3150#3127
40K → 25.2M2317+6#3127#3121
25.2M → Finish4364-21#3121#3142
TOTALS952805+147
📊

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