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BOSTON MARATHON 2023

Matthew Sheehan

Bib: 14024•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 39%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 43%
Division (M50-54)
#0 / 2052
Top 44%
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
7:22/mi
22:53
↑ 97↓ 3451.5%
10K· 6.21 mi
7:25/mi
45:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:31/mi
1:09:15
↑ 67↓ 78
20K· 12.43 mi
7:47/mi
1:33:26
↑ 106↓ 860.1%
Half· 13.11 mi
7:36/mi
1:38:37
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
1:57:34
↑ 66↓ 880.2%
30K· 18.64 mi
7:53/mi
2:22:02
↑ 181↓ 1480.2%
20M
8:00/mi
2:32:54
↑ 64↓ 500.2%
21M
8:33/mi
2:41:27
↑ 106↓ 241.6%
35K· 21.75 mi
7:44/mi
2:47:14
↑ 17↓ 861.7%
23M
8:15/mi
2:57:34
↑ 23↓ 630.6%
24M
7:51/mi
3:05:25
↓ 821.3%
40K· 24.85 mi
8:16/mi
3:12:29
↓ 200.3%
25.2M
9:17/mi
3:15:41
↑ 13↓ 160.2%
Finish· 26.22 mi
8:23/mi
3:24:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:37
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:45:37
Pace8:03 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4322:537:2222:53
7:22
-
10K
6.21 mi11:14:4545:557:2323:02
7:25
+0:03
15K
9.32 mi11:38:051:09:157:2623:20
7:31
+0:06
20K
12.43 mi12:02:161:33:267:3124:11
7:47
+0:16
Half
13.11 mi12:07:271:38:377:315:11
7:36
-0:11
25K
15.53 mi12:26:241:57:347:3418:57
7:49
+0:13
30K
18.64 mi12:50:522:22:027:3724:28
7:53
+0:04
20M
20.00 mi13:01:442:32:547:3910:52
8:00
+0:07
21M
21.00 mi13:10:172:41:277:418:33
8:33
+0:33
35K
21.75 mi13:16:042:47:147:415:47
7:44
-0:49
23M
23.00 mi13:26:242:57:347:4310:20
8:15
+0:31
24M
24.00 mi13:34:153:05:257:447:51
7:51
-0:24
40K
24.85 mi13:41:193:12:297:457:04
8:16
+0:25
25.2M
25.20 mi13:44:313:15:417:463:12
9:17
+1:01
Finish
26.22 mi13:53:043:24:147:488:33
8:23
-0:54

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

7:22 /mi

Average Pace

7:48 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:26

36% of race

Time at Steady Pace

1:32:06

45% of race

Time at Slower Pace

37:42

18% of race

Average Pace: 7:47 /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 mi10:51:4322:537:2222:53
7:22
#8550
10K
6.21 mi11:14:4545:557:2323:02
7:25
#9104
15K
9.32 mi11:38:051:09:157:2623:20
7:31
#9428
20K
12.43 mi12:02:161:33:267:3124:11
7:47
#9997
Half
13.11 mi12:07:271:38:377:315:11
7:36
#10029
25K
15.53 mi12:26:241:57:347:3418:57
7:49
#10211
30K
18.64 mi12:50:522:22:027:3724:28
7:53
#10126
20M
20.00 mi13:01:442:32:547:3910:52
8:00
#10116
21M
21.00 mi13:10:172:41:277:418:33
8:33
#10128
35K
21.75 mi13:16:042:47:147:415:47
7:44
#10109
23M
23.00 mi13:26:242:57:347:4310:20
8:15
#10175
24M
24.00 mi13:34:153:05:257:447:51
7:51
#10145
40K
24.85 mi13:41:193:12:297:457:04
8:16
#10175
25.2M
25.20 mi13:44:313:15:417:463:12
9:17
#10242
Finish
26.22 mi13:53:043:24:147:488:33
8:23
#10426
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi85507333733310253(Top 39%)8278(Top 55%)8278(Top 403%)
10K6.21 mi3.10 mi9104-5547637-3047637-3049746(Top 37%)8028(Top 53%)8028(Top 391%)
15K9.32 mi3.11 mi9428-3247826-1897826-18910253(Top 39%)8278(Top 55%)8278(Top 403%)
20K12.43 mi3.11 mi9997-5698151-3258151-32511583(Top 44%)8834(Top 58%)8834(Top 431%)
Half13.11 mi0.68 mi10029-328166-158166-1510940(Top 41%)8579(Top 57%)8579(Top 418%)
25K15.53 mi2.42 mi10211-1828242-768242-7611198(Top 42%)8588(Top 57%)8588(Top 419%)
30K18.64 mi3.11 mi10126+858161+818161+819937(Top 37%)7796(Top 51%)7796(Top 380%)
20M20.00 mi1.36 mi10116+108122+398122+3910219(Top 38%)7872(Top 52%)7872(Top 384%)
21M21.00 mi1.00 mi10128-128110+128110+1210740(Top 40%)7981(Top 53%)7981(Top 389%)
35K21.75 mi0.75 mi10109+198079+318079+3110128(Top 38%)7688(Top 51%)7688(Top 375%)
23M23.00 mi1.25 mi10175-668075+48075+411529(Top 43%)8244(Top 54%)8244(Top 402%)
24M24.00 mi1.00 mi10145+308035+408035+4010132(Top 38%)7466(Top 49%)7466(Top 364%)
40K24.85 mi0.85 mi10175-308025+108025+1011756(Top 44%)8197(Top 54%)8197(Top 399%)
25.2M25.20 mi0.35 mi10242-678044-198044-1913994(Top 53%)9212(Top 61%)9212(Top 449%)
Finish26.22 mi1.02 mi10426-1848105-618105-6114633(Top 55%)9544(Top 63%)9544(Top 465%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

10253

Males

8278

M50-54

8278

5K→10K

3.1 - 6.2 mi

Top 37%
×5story building
+79ft-138ft

Overall

9746

Males

8028

M50-54

8028

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

10253

Males

8278

M50-54

8278

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11583

Males

8834

M50-54

8834

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10940

Males

8579

M50-54

8579

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11198

Males

8588

M50-54

8588

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9937

Males

7796

M50-54

7796

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10219

Males

7872

M50-54

7872

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10740

Males

7981

M50-54

7981

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10128

Males

7688

M50-54

7688

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11529

Males

8244

M50-54

8244

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10132

Males

7466

M50-54

7466

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11756

Males

8197

M50-54

8197

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

13994

Males

9212

M50-54

9212

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

14633

Males

9544

M50-54

9544

Passing Analysis

Category:
Athletes Passed
949*
Passed By
2824
Net Change
-1876
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8550
5K → 10K87641-554#8550#9104
10K → 15K63387-324#9104#9428
15K → 20K40609-569#9428#9997
20K → Half1445-32#9997#10029
Half → 25K75257-182#10029#10211
25K → 30K198*113+85#10211#10126
30K → 20M8575+10#10126#10116
20M → 21M8294-12#10116#10128
21M → 35K5536+19#10128#10109
35K → 23M67133-66#10109#10175
23M → 24M8555+30#10175#10145
24M → 40K5888-30#10145#10175
40K → 25.2M10*77-67#10175#10242
25.2M → Finish30214-184#10242#10426
TOTALS949*2824-1876

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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