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BOSTON MARATHON 2023

Sean O'Donnell-Daudlin

Bib: 7165•M

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:38
Rank: #3157
Start → 5K
20:38 | 6:38/mi
10K· 6.21 mi
40:45
Rank: #2849 (+308)
5K → 10K
20:07 | 6:28/mi
15K· 9.32 mi
1:00:50
Rank: #2675 (+174)
10K → 15K
20:05 | 6:28/mi
20K· 12.43 mi
1:21:01
Rank: #2560 (+115)
15K → 20K
20:11 | 6:30/mi
Half· 13.11 mi
1:25:23
Rank: #2533 (+27)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:05
Rank: #2449 (+84)
Half → 25K
15:42 | 6:29/mi
30K· 18.64 mi
2:01:35
Rank: #2334 (+115)
25K → 30K
20:30 | 6:36/mi
20M
2:10:31
Rank: #2264 (+70)
30K → 20M
8:56 | 6:34/mi
21M
2:17:23
Rank: #2220 (+44)
20M → 21M
6:52 | 6:52/mi
35K· 21.75 mi
2:22:05
Rank: #2172 (+48)
21M → 35K
4:42 | 6:17/mi
23M
2:30:21
Rank: #2121 (+51)
35K → 23M
8:16 | 6:36/mi
24M
2:36:45
Rank: #2074 (+47)
23M → 24M
6:24 | 6:24/mi
40K· 24.85 mi
2:42:21
Rank: #2032 (+42)
24M → 40K
5:36 | 6:33/mi
25.2M
2:44:49
Rank: #2017 (+15)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:51:15
Rank: #1972 (+45)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:25:23
Pace6:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:52
Pace6:33 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0820:386:3820:38
6:38
-
10K
6.21 mi10:45:1540:456:3320:07
6:28
-0:10
15K
9.32 mi11:05:201:00:506:3220:05
6:28
0:00
20K
12.43 mi11:25:311:21:016:3120:11
6:30
+0:02
Half
13.11 mi11:29:531:25:236:314:22
6:24
-0:06
25K
15.53 mi11:45:351:41:056:3015:42
6:29
+0:05
30K
18.64 mi12:06:052:01:356:3120:30
6:36
+0:07
20M
20.00 mi12:15:012:10:316:328:56
6:34
-0:02
21M
21.00 mi12:21:532:17:236:336:52
6:52
+0:18
35K
21.75 mi12:26:352:22:056:324:42
6:17
-0:35
23M
23.00 mi12:34:512:30:216:328:16
6:36
+0:19
24M
24.00 mi12:41:152:36:456:326:24
6:24
-0:12
40K
24.85 mi12:46:512:42:216:325:36
6:33
+0:09
25.2M
25.20 mi12:49:192:44:496:322:28
7:09
+0:36
Finish
26.22 mi12:55:452:51:156:326:26
6:19
-0:50

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

6:17 /mi

Average Pace

6:32 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:47

99% of race

Time at Steady Pace

2:28

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:32 /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 mi10:25:0820:386:3820:38
6:38
#3157
10K
6.21 mi10:45:1540:456:3320:07
6:28
#2849
15K
9.32 mi11:05:201:00:506:3220:05
6:28
#2675
20K
12.43 mi11:25:311:21:016:3120:11
6:30
#2560
Half
13.11 mi11:29:531:25:236:314:22
6:24
#2533
25K
15.53 mi11:45:351:41:056:3015:42
6:29
#2449
30K
18.64 mi12:06:052:01:356:3120:30
6:36
#2334
20M
20.00 mi12:15:012:10:316:328:56
6:34
#2264
21M
21.00 mi12:21:532:17:236:336:52
6:52
#2220
35K
21.75 mi12:26:352:22:056:324:42
6:17
#2172
23M
23.00 mi12:34:512:30:216:328:16
6:36
#2121
24M
24.00 mi12:41:152:36:456:326:24
6:24
#2074
40K
24.85 mi12:46:512:42:216:325:36
6:33
#2032
25.2M
25.20 mi12:49:192:44:496:322:28
7:09
#2017
Finish
26.22 mi12:55:452:51:156:326:26
6:19
#1972
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3157298529852425(Top 9%)2326(Top 15%)2326(Top 44%)
10K6.21 mi3.10 mi2849+3082715+2702715+2702633(Top 10%)2517(Top 17%)2517(Top 48%)
15K9.32 mi3.11 mi2675+1742554+1612554+1612425(Top 9%)2326(Top 15%)2326(Top 44%)
20K12.43 mi3.11 mi2560+1152449+1052449+1052260(Top 8%)2165(Top 14%)2165(Top 41%)
Half13.11 mi0.68 mi2533+272426+232426+232208(Top 8%)2118(Top 14%)2118(Top 40%)
25K15.53 mi2.42 mi2449+842346+802346+802050(Top 8%)1964(Top 13%)1964(Top 37%)
30K18.64 mi3.11 mi2334+1152238+1082238+1081943(Top 7%)1857(Top 12%)1857(Top 35%)
20M20.00 mi1.36 mi2264+702172+662172+661736(Top 7%)1656(Top 11%)1656(Top 31%)
21M21.00 mi1.00 mi2220+442128+442128+441647(Top 6%)1568(Top 10%)1568(Top 30%)
35K21.75 mi0.75 mi2172+482081+472081+471530(Top 6%)1454(Top 10%)1454(Top 28%)
23M23.00 mi1.25 mi2121+512034+472034+471777(Top 7%)1686(Top 11%)1686(Top 32%)
24M24.00 mi1.00 mi2074+471989+451989+451677(Top 6%)1585(Top 10%)1585(Top 30%)
40K24.85 mi0.85 mi2032+421948+411948+411729(Top 6%)1627(Top 11%)1627(Top 31%)
25.2M25.20 mi0.35 mi2017+151933+151933+152264(Top 9%)2097(Top 14%)2097(Top 40%)
Finish26.22 mi1.02 mi1972+451888+451888+451674(Top 6%)1574(Top 10%)1574(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2425

Males

2326

M18-39

2326

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2633

Males

2517

M18-39

2517

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2425

Males

2326

M18-39

2326

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2260

Males

2165

M18-39

2165

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2208

Males

2118

M18-39

2118

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2050

Males

1964

M18-39

1964

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1943

Males

1857

M18-39

1857

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1736

Males

1656

M18-39

1656

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1647

Males

1568

M18-39

1568

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1530

Males

1454

M18-39

1454

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1777

Males

1686

M18-39

1686

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1677

Males

1585

M18-39

1585

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1729

Males

1627

M18-39

1627

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2264

Males

2097

M18-39

2097

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1674

Males

1574

M18-39

1574

Passing Analysis

Category:
Athletes Passed
1375
Passed By
190
Net Change
+1185
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3157
5K → 10K35648+308#3157#2849
10K → 15K19319+174#2849#2675
15K → 20K13520+115#2675#2560
20K → Half303+27#2560#2533
Half → 25K10218+84#2533#2449
25K → 30K13318+115#2449#2334
30K → 20M733+70#2334#2264
20M → 21M5814+44#2264#2220
21M → 35K491+48#2220#2172
35K → 23M6514+51#2172#2121
23M → 24M558+47#2121#2074
24M → 40K519+42#2074#2032
40K → 25.2M216+15#2032#2017
25.2M → Finish549+45#2017#1972
TOTALS1375190+1185
📊

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