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BOSTON MARATHON 2023

Doug O'Hara

Bib: 27519•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 (M55-59)
#0 / 1422
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
11:10/mi
34:41
↑ 97↓ 3451.5%
10K· 6.21 mi
10:58/mi
1:08:44
↑ 79↓ 1380.4%
15K· 9.32 mi
12:07/mi
1:46:24
↑ 67↓ 78
20K· 12.43 mi
12:38/mi
2:25:39
↑ 106↓ 860.1%
Half· 13.11 mi
12:35/mi
2:34:14
↑ 19↓ 370.5%
25K· 15.53 mi
13:48/mi
3:07:42
↑ 66↓ 880.2%
30K· 18.64 mi
14:27/mi
3:52:36
↑ 181↓ 1480.2%
20M
14:14/mi
4:11:57
↑ 64↓ 500.2%
21M
15:13/mi
4:27:10
↑ 106↓ 241.6%
35K· 21.75 mi
13:22/mi
4:37:10
↑ 17↓ 861.7%
23M
14:03/mi
4:54:46
↑ 23↓ 630.6%
24M
13:41/mi
5:08:27
↓ 821.3%
40K· 24.85 mi
13:53/mi
5:20:19
↓ 200.3%
25.2M
15:48/mi
5:25:46
↑ 13↓ 160.2%
Finish· 26.22 mi
12:01/mi
5:38:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:34:14
Pace11:46 /mi
2nd Half
Distance13.11 mi
Time3:03:47
Pace14:01 /mi
📊Positive Split: 19.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2434:4111:1034:41
11:10
-
10K
6.21 mi12:25:271:08:4411:0434:03
10:58
-0:12
15K
9.32 mi13:03:071:46:2411:2537:40
12:07
+1:09
20K
12.43 mi13:42:222:25:3911:4339:15
12:38
+0:31
Half
13.11 mi13:50:572:34:1411:468:35
12:35
-0:03
25K
15.53 mi14:24:253:07:4212:0533:28
13:48
+1:13
30K
18.64 mi15:09:193:52:3612:2944:54
14:27
+0:39
20M
20.00 mi15:28:404:11:5712:3619:21
14:14
-0:13
21M
21.00 mi15:43:534:27:1012:4315:13
15:13
+0:59
35K
21.75 mi15:53:534:37:1012:4510:00
13:22
-1:51
23M
23.00 mi16:11:294:54:4612:4917:36
14:03
+0:41
24M
24.00 mi16:25:105:08:2712:5113:41
13:41
-0:22
40K
24.85 mi16:37:025:20:1912:5311:52
13:53
+0:12
25.2M
25.20 mi16:42:295:25:4612:565:27
15:48
+1:55
Finish
26.22 mi16:54:445:38:0112:5412:15
12:01
-3:47

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

10:58 /mi

Average Pace

12:54 /mi

Slowest Pace

15:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:29

49% of race

Time at Steady Pace

1:45:58

31% of race

Time at Slower Pace

1:05:34

19% of race

Average Pace: 12:53 /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 mi11:51:2434:4111:1034:41
11:10
#25899
10K
6.21 mi12:25:271:08:4411:0434:03
10:58
#25675
15K
9.32 mi13:03:071:46:2411:2537:40
12:07
#25904
20K
12.43 mi13:42:222:25:3911:4339:15
12:38
#25971
Half
13.11 mi13:50:572:34:1411:468:35
12:35
#25992
25K
15.53 mi14:24:253:07:4212:0533:28
13:48
#26068
30K
18.64 mi15:09:193:52:3612:2944:54
14:27
#26128
20M
20.00 mi15:28:404:11:5712:3619:21
14:14
#26126
21M
21.00 mi15:43:534:27:1012:4315:13
15:13
#26114
35K
21.75 mi15:53:534:37:1012:4510:00
13:22
#26114
23M
23.00 mi16:11:294:54:4612:4917:36
14:03
#26110
24M
24.00 mi16:25:105:08:2712:5113:41
13:41
#26115
40K
24.85 mi16:37:025:20:1912:5311:52
13:53
#26109
25.2M
25.20 mi16:42:295:25:4612:565:27
15:48
#26112
Finish
26.22 mi16:54:445:38:0112:5412:15
12:01
#26092
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi25899148881488826136(Top 98%)14992(Top 99%)14992(Top 1054%)
10K6.21 mi3.10 mi25675+22414811+7714811+7725418(Top 95%)14718(Top 97%)14718(Top 1035%)
15K9.32 mi3.11 mi25904-22914898-8714898-8726136(Top 98%)14992(Top 99%)14992(Top 1054%)
20K12.43 mi3.11 mi25971-6714929-3114929-3126047(Top 98%)14940(Top 98%)14940(Top 1051%)
Half13.11 mi0.68 mi25992-2114937-814937-826197(Top 98%)14996(Top 99%)14996(Top 1055%)
25K15.53 mi2.42 mi26068-7614962-2514962-2526258(Top 99%)15015(Top 99%)15015(Top 1056%)
30K18.64 mi3.11 mi26128-6014972-1014972-1026221(Top 98%)14988(Top 99%)14988(Top 1054%)
20M20.00 mi1.36 mi26126+214969+314969+325963(Top 98%)14837(Top 98%)14837(Top 1043%)
21M21.00 mi1.00 mi26114+1214964+514964+525854(Top 97%)14803(Top 98%)14803(Top 1041%)
35K21.75 mi0.75 mi2611414959+514959+525801(Top 97%)14736(Top 97%)14736(Top 1036%)
23M23.00 mi1.25 mi26110+414956+314956+325863(Top 97%)14764(Top 97%)14764(Top 1038%)
24M24.00 mi1.00 mi26115-514955+114955+125911(Top 97%)14767(Top 97%)14767(Top 1038%)
40K24.85 mi0.85 mi26109+614948+714948+725619(Top 96%)14612(Top 96%)14612(Top 1028%)
25.2M25.20 mi0.35 mi26112-314949-114949-126049(Top 98%)14841(Top 98%)14841(Top 1044%)
Finish26.22 mi1.02 mi26092+2014940+914940+925249(Top 95%)14435(Top 95%)14435(Top 1015%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

26136

Males

14992

M55-59

14992

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

25418

Males

14718

M55-59

14718

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

26136

Males

14992

M55-59

14992

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

26047

Males

14940

M55-59

14940

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

26197

Males

14996

M55-59

14996

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

26258

Males

15015

M55-59

15015

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

26221

Males

14988

M55-59

14988

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

25963

Males

14837

M55-59

14837

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

25854

Males

14803

M55-59

14803

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

25801

Males

14736

M55-59

14736

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

25863

Males

14764

M55-59

14764

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

25911

Males

14767

M55-59

14767

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

25619

Males

14612

M55-59

14612

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

26049

Males

14841

M55-59

14841

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25249

Males

14435

M55-59

14435

Passing Analysis

Category:
Athletes Passed
485
Passed By
678
Net Change
-193
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25899
5K → 10K26339+224#25899#25675
10K → 15K21250-229#25675#25904
15K → 20K2895-67#25904#25971
20K → Half930-21#25971#25992
Half → 25K1490-76#25992#26068
25K → 30K2181-60#26068#26128
30K → 20M2422+2#26128#26126
20M → 21M2513+12#26126#26114
21M → 35K12120#26114#26114
35K → 23M1713+4#26114#26110
23M → 24M914-5#26110#26115
24M → 40K1610+6#26115#26109
40K → 25.2M58-3#26109#26112
25.2M → Finish211+20#26112#26092
TOTALS485678-193
📊

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