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BOSTON MARATHON 2023

Jeff O'Hara

Bib: 27521•M

SD

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
11:02/mi
34:16
↑ 97↓ 3451.5%
10K· 6.21 mi
10:44/mi
1:07:37
↑ 79↓ 1380.4%
15K· 9.32 mi
11:34/mi
1:43:34
↑ 67↓ 78
20K· 12.43 mi
11:45/mi
2:20:05
↑ 106↓ 860.1%
Half· 13.11 mi
10:55/mi
2:27:32
↑ 19↓ 370.5%
25K· 15.53 mi
12:19/mi
2:57:23
↑ 66↓ 880.2%
30K· 18.64 mi
11:58/mi
3:34:33
↑ 181↓ 1480.2%
20M
11:13/mi
3:49:47
↑ 64↓ 500.2%
21M
13:48/mi
4:03:35
↑ 106↓ 241.6%
35K· 21.75 mi
10:32/mi
4:11:28
↑ 17↓ 861.7%
23M
11:45/mi
4:26:11
↑ 23↓ 630.6%
24M
11:47/mi
4:37:58
↓ 821.3%
40K· 24.85 mi
12:29/mi
4:48:38
↓ 200.3%
25.2M
14:18/mi
4:53:34
↑ 13↓ 160.2%
Finish· 26.22 mi
12:15/mi
5:06:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:27:32
Pace11:15 /mi
2nd Half
Distance13.11 mi
Time2:38:31
Pace12:06 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1634:1611:0234:16
11:02
-
10K
6.21 mi12:24:371:07:3710:5333:21
10:44
-0:18
15K
9.32 mi13:00:341:43:3411:0735:57
11:34
+0:50
20K
12.43 mi13:37:052:20:0511:1636:31
11:45
+0:11
Half
13.11 mi13:44:322:27:3211:157:27
10:55
-0:50
25K
15.53 mi14:14:232:57:2311:2529:51
12:19
+1:24
30K
18.64 mi14:51:333:34:3311:3137:10
11:58
-0:21
20M
20.00 mi15:06:473:49:4711:2915:14
11:13
-0:45
21M
21.00 mi15:20:354:03:3511:3613:48
13:48
+2:35
35K
21.75 mi15:28:284:11:2811:347:53
10:32
-3:16
23M
23.00 mi15:43:114:26:1111:3414:43
11:45
+1:13
24M
24.00 mi15:54:584:37:5811:3511:47
11:47
+0:02
40K
24.85 mi16:05:384:48:3811:3710:40
12:29
+0:42
25.2M
25.20 mi16:10:344:53:3411:394:56
14:18
+1:49
Finish
26.22 mi16:23:035:06:0311:4112:29
12:15
-2:03

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

10:32 /mi

Average Pace

11:41 /mi

Slowest Pace

14:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:11

32% of race

Time at Steady Pace

2:28:37

49% of race

Time at Slower Pace

59:15

19% of race

Average Pace: 11:40 /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 mi11:51:1634:1611:0234:16
11:02
#25716
10K
6.21 mi12:24:371:07:3710:5333:21
10:44
#25420
15K
9.32 mi13:00:341:43:3411:0735:57
11:34
#25590
20K
12.43 mi13:37:052:20:0511:1636:31
11:45
#25554
Half
13.11 mi13:44:322:27:3211:157:27
10:55
#25517
25K
15.53 mi14:14:232:57:2311:2529:51
12:19
#25515
30K
18.64 mi14:51:333:34:3311:3137:10
11:58
#25326
20M
20.00 mi15:06:473:49:4711:2915:14
11:13
#25220
21M
21.00 mi15:20:354:03:3511:3613:48
13:48
#25197
35K
21.75 mi15:28:284:11:2811:347:53
10:32
#25134
23M
23.00 mi15:43:114:26:1111:3414:43
11:45
#25075
24M
24.00 mi15:54:584:37:5811:3511:47
11:47
#25063
40K
24.85 mi16:05:384:48:3811:3710:40
12:29
#25058
25.2M
25.20 mi16:10:344:53:3411:394:56
14:18
#25060
Finish
26.22 mi16:23:035:06:0311:4112:29
12:15
#25084
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi25716148301483025771(Top 97%)14844(Top 98%)14844(Top 1337%)
10K6.21 mi3.10 mi25420+29614716+11414716+11425063(Top 94%)14565(Top 96%)14565(Top 1312%)
15K9.32 mi3.11 mi25590-17014778-6214778-6225771(Top 97%)14844(Top 98%)14844(Top 1337%)
20K12.43 mi3.11 mi25554+3614749+2914749+2925480(Top 96%)14695(Top 97%)14695(Top 1324%)
Half13.11 mi0.68 mi25517+3714737+1214737+1224824(Top 93%)14408(Top 95%)14408(Top 1298%)
25K15.53 mi2.42 mi25515+214724+1314724+1325389(Top 95%)14636(Top 96%)14636(Top 1319%)
30K18.64 mi3.11 mi25326+18914626+9814626+9824451(Top 92%)14180(Top 93%)14180(Top 1277%)
20M20.00 mi1.36 mi25220+10614576+5014576+5023031(Top 87%)13484(Top 89%)13484(Top 1215%)
21M21.00 mi1.00 mi25197+2314568+814568+824861(Top 93%)14305(Top 94%)14305(Top 1289%)
35K21.75 mi0.75 mi25134+6314527+4114527+4122457(Top 84%)13140(Top 87%)13140(Top 1184%)
23M23.00 mi1.25 mi25075+5914489+3814489+3823655(Top 89%)13705(Top 90%)13705(Top 1235%)
24M24.00 mi1.00 mi25063+1214482+714482+724243(Top 91%)13927(Top 92%)13927(Top 1255%)
40K24.85 mi0.85 mi25058+514472+1014472+1024411(Top 92%)13994(Top 92%)13994(Top 1261%)
25.2M25.20 mi0.35 mi25060-2144721447225235(Top 95%)14411(Top 95%)14411(Top 1298%)
Finish26.22 mi1.02 mi25084-2414478-614478-625463(Top 96%)14546(Top 96%)14546(Top 1310%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

25771

Males

14844

M60-64

14844

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

25063

Males

14565

M60-64

14565

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

25771

Males

14844

M60-64

14844

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

25480

Males

14695

M60-64

14695

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

24824

Males

14408

M60-64

14408

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25389

Males

14636

M60-64

14636

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

24451

Males

14180

M60-64

14180

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23031

Males

13484

M60-64

13484

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

24861

Males

14305

M60-64

14305

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22457

Males

13140

M60-64

13140

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

23655

Males

13705

M60-64

13705

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

24243

Males

13927

M60-64

13927

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24411

Males

13994

M60-64

13994

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25235

Males

14411

M60-64

14411

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

25463

Males

14546

M60-64

14546

Passing Analysis

Category:
Athletes Passed
1151
Passed By
519
Net Change
+632
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25716
5K → 10K34448+296#25716#25420
10K → 15K46216-170#25420#25590
15K → 20K10670+36#25590#25554
20K → Half458+37#25554#25517
Half → 25K6159+2#25517#25515
25K → 30K1978+189#25515#25326
30K → 20M1060+106#25326#25220
20M → 21M4421+23#25220#25197
21M → 35K641+63#25197#25134
35K → 23M7011+59#25134#25075
23M → 24M2513+12#25075#25063
24M → 40K2419+5#25063#25058
40K → 25.2M79-2#25058#25060
25.2M → Finish1236-24#25060#25084
TOTALS1151519+632
📊

Passing Visuals

Category:
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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