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BOSTON MARATHON 2023

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Bib: 18158•M

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
27:34
Rank: #19850
Start → 5K
8:52/mi
27:34 split
10K· 6.21 mi
54:10
Rank: #19206 (+644)
5K → 10K
8:34/mi
26:36 split
15K· 9.32 mi
1:20:58
Rank: #18967 (+239)
10K → 15K
8:38/mi
26:48 split
20K· 12.43 mi
1:47:54
Rank: #18707 (+260)
15K → 20K
8:40/mi
26:56 split
Half· 13.11 mi
1:53:36
Rank: #18611 (+96)
20K → Half
8:21/mi
5:42 split
25K· 15.53 mi
2:14:31
Rank: #18331 (+280)
Half → 25K
8:38/mi
20:55 split
30K· 18.64 mi
2:41:49
Rank: #17854 (+477)
25K → 30K
8:47/mi
27:18 split
20M
2:53:42
Rank: #17629 (+225)
30K → 20M
8:45/mi
11:53 split
21M
3:03:16
Rank: #17550 (+79)
20M → 21M
9:34/mi
9:34 split
35K· 21.75 mi
3:09:34
Rank: #17444 (+106)
21M → 35K
8:25/mi
6:18 split
23M
3:20:29
Rank: #17268 (+176)
35K → 23M
8:43/mi
10:55 split
24M
3:28:55
Rank: #17115 (+153)
23M → 24M
8:26/mi
8:26 split
40K· 24.85 mi
3:36:29
Rank: #17055 (+60)
24M → 40K
8:51/mi
7:34 split
25.2M
3:39:45
Rank: #17024 (+31)
40K → 25.2M
9:28/mi
3:16 split
Finish· 26.22 mi
3:48:24
Rank: #16955 (+69)
25.2M → Finish
8:29/mi
8:39 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:36
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time1:54:48
Pace8:45 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3127:348:5227:34
8:52
-
10K
6.21 mi11:47:0754:108:4326:36
8:34
-0:18
15K
9.32 mi12:13:551:20:588:4126:48
8:38
+0:04
20K
12.43 mi12:40:511:47:548:4126:56
8:40
+0:02
Half
13.11 mi12:46:331:53:368:405:42
8:21
-0:19
25K
15.53 mi13:07:282:14:318:4020:55
8:38
+0:17
30K
18.64 mi13:34:462:41:498:4127:18
8:47
+0:09
20M
20.00 mi13:46:392:53:428:4111:53
8:45
-0:02
21M
21.00 mi13:56:133:03:168:449:34
9:34
+0:49
35K
21.75 mi14:02:313:09:348:436:18
8:25
-1:09
23M
23.00 mi14:13:263:20:298:4310:55
8:43
+0:18
24M
24.00 mi14:21:523:28:558:428:26
8:26
-0:17
40K
24.85 mi14:29:263:36:298:437:34
8:51
+0:25
25.2M
25.20 mi14:32:423:39:458:433:16
9:28
+0:37
Finish
26.22 mi14:41:213:48:248:438:39
8:29
-0:59

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

8:21 /mi

Average Pace

8:43 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:35:34

94% of race

Time at Steady Pace

12:50

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:43 /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 mi11:20:3127:348:5227:34
8:52
#19850
10K
6.21 mi11:47:0754:108:4326:36
8:34
#19206
15K
9.32 mi12:13:551:20:588:4126:48
8:38
#18967
20K
12.43 mi12:40:511:47:548:4126:56
8:40
#18707
Half
13.11 mi12:46:331:53:368:405:42
8:21
#18611
25K
15.53 mi13:07:282:14:318:4020:55
8:38
#18331
30K
18.64 mi13:34:462:41:498:4127:18
8:47
#17854
20M
20.00 mi13:46:392:53:428:4111:53
8:45
#17629
21M
21.00 mi13:56:133:03:168:449:34
9:34
#17550
35K
21.75 mi14:02:313:09:348:436:18
8:25
#17444
23M
23.00 mi14:13:263:20:298:4310:55
8:43
#17268
24M
24.00 mi14:21:523:28:558:428:26
8:26
#17115
40K
24.85 mi14:29:263:36:298:437:34
8:51
#17055
25.2M
25.20 mi14:32:423:39:458:433:16
9:28
#17024
Finish
26.22 mi14:41:213:48:248:438:39
8:29
#16955
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19850121081210818585(Top 70%)11710(Top 77%)11710(Top 823%)
10K6.21 mi3.10 mi19206+64411901+20711901+20718624(Top 70%)11754(Top 77%)11754(Top 827%)
15K9.32 mi3.11 mi18967+23911834+6711834+6718585(Top 70%)11710(Top 77%)11710(Top 823%)
20K12.43 mi3.11 mi18707+26011746+8811746+8817915(Top 67%)11429(Top 75%)11429(Top 804%)
Half13.11 mi0.68 mi18611+9611716+3011716+3016799(Top 63%)11000(Top 72%)11000(Top 774%)
25K15.53 mi2.42 mi18331+28011587+12911587+12916954(Top 64%)10951(Top 72%)10951(Top 770%)
30K18.64 mi3.11 mi17854+47711361+22611361+22615968(Top 60%)10470(Top 69%)10470(Top 736%)
20M20.00 mi1.36 mi17629+22511259+10211259+10215123(Top 57%)10039(Top 66%)10039(Top 706%)
21M21.00 mi1.00 mi17550+7911201+5811201+5816262(Top 61%)10470(Top 69%)10470(Top 736%)
35K21.75 mi0.75 mi17444+10611152+4911152+4914839(Top 56%)9819(Top 65%)9819(Top 691%)
23M23.00 mi1.25 mi17268+17611069+8311069+8314492(Top 54%)9580(Top 63%)9580(Top 674%)
24M24.00 mi1.00 mi17115+15310986+8310986+8314072(Top 53%)9353(Top 62%)9353(Top 658%)
40K24.85 mi0.85 mi17055+6010944+4210944+4215340(Top 58%)9838(Top 65%)9838(Top 692%)
25.2M25.20 mi0.35 mi17024+3110924+2010924+2015030(Top 56%)9706(Top 64%)9706(Top 683%)
Finish26.22 mi1.02 mi16955+6910878+4610878+4615337(Top 58%)9878(Top 65%)9878(Top 695%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18585

Males

11710

M55-59

11710

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18624

Males

11754

M55-59

11754

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18585

Males

11710

M55-59

11710

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17915

Males

11429

M55-59

11429

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

16799

Males

11000

M55-59

11000

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

16954

Males

10951

M55-59

10951

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15968

Males

10470

M55-59

10470

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

15123

Males

10039

M55-59

10039

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

16262

Males

10470

M55-59

10470

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14839

Males

9819

M55-59

9819

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

14492

Males

9580

M55-59

9580

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14072

Males

9353

M55-59

9353

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15340

Males

9838

M55-59

9838

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15030

Males

9706

M55-59

9706

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

15337

Males

9878

M55-59

9878

Passing Analysis

Category:
Athletes Passed
3353
Passed By
458
Net Change
+2895
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19850
5K → 10K767123+644#19850#19206
10K → 15K32081+239#19206#18967
15K → 20K31353+260#18967#18707
20K → Half1004+96#18707#18611
Half → 25K30323+280#18611#18331
25K → 30K49316+477#18331#17854
30K → 20M2305+225#17854#17629
20M → 21M13556+79#17629#17550
21M → 35K1126+106#17550#17444
35K → 23M19216+176#17444#17268
23M → 24M1596+153#17268#17115
24M → 40K8626+60#17115#17055
40K → 25.2M4413+31#17055#17024
25.2M → Finish9930+69#17024#16955
TOTALS3353458+2895
📊

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