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BOSTON MARATHON 2023

Barry Heavrin

Bib: 23410•M

KS

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
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
9:27/mi
29:21
↑ 97↓ 3451.5%
10K· 6.21 mi
8:38/mi
56:09
↑ 79↓ 1380.4%
15K· 9.32 mi
9:07/mi
1:24:27
↑ 67↓ 78
20K· 12.43 mi
9:11/mi
1:52:59
↑ 106↓ 860.1%
Half· 13.11 mi
8:51/mi
1:59:01
↑ 19↓ 370.5%
25K· 15.53 mi
9:17/mi
2:21:32
↑ 66↓ 880.2%
30K· 18.64 mi
9:30/mi
2:51:03
↑ 181↓ 1480.2%
20M
9:28/mi
3:03:55
↑ 64↓ 500.2%
21M
10:42/mi
3:14:37
↑ 106↓ 241.6%
35K· 21.75 mi
8:41/mi
3:21:07
↑ 17↓ 861.7%
23M
9:20/mi
3:32:48
↑ 23↓ 630.6%
24M
9:10/mi
3:41:58
↓ 821.3%
40K· 24.85 mi
9:46/mi
3:50:19
↓ 200.3%
25.2M
10:29/mi
3:53:56
↑ 13↓ 160.2%
Finish· 26.22 mi
9:26/mi
4:03:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:01
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:04:32
Pace9:30 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0029:219:2729:21
9:27
-
10K
6.21 mi12:13:4856:099:0226:48
8:38
-0:49
15K
9.32 mi12:42:061:24:279:0428:18
9:07
+0:29
20K
12.43 mi13:10:381:52:599:0528:32
9:11
+0:04
Half
13.11 mi13:16:401:59:019:056:02
8:51
-0:20
25K
15.53 mi13:39:112:21:329:0722:31
9:17
+0:26
30K
18.64 mi14:08:422:51:039:1129:31
9:30
+0:13
20M
20.00 mi14:21:343:03:559:1212:52
9:28
-0:02
21M
21.00 mi14:32:163:14:379:1610:42
10:42
+1:14
35K
21.75 mi14:38:463:21:079:156:30
8:41
-2:01
23M
23.00 mi14:50:273:32:489:1511:41
9:20
+0:39
24M
24.00 mi14:59:373:41:589:159:10
9:10
-0:10
40K
24.85 mi15:07:583:50:199:168:21
9:46
+0:36
25.2M
25.20 mi15:11:353:53:569:173:37
10:29
+0:43
Finish
26.22 mi15:21:124:03:339:189:37
9:26
-1:03

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

8:38 /mi

Average Pace

9:18 /mi

Slowest Pace

10:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

39:20

16% of race

Time at Steady Pace

3:01:33

75% of race

Time at Slower Pace

22:40

9% of race

Average Pace: 9:17 /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 mi11:47:0029:219:2729:21
9:27
#21931
10K
6.21 mi12:13:4856:099:0226:48
8:38
#20792
15K
9.32 mi12:42:061:24:279:0428:18
9:07
#20839
20K
12.43 mi13:10:381:52:599:0528:32
9:11
#20732
Half
13.11 mi13:16:401:59:019:056:02
8:51
#20678
25K
15.53 mi13:39:112:21:329:0722:31
9:17
#20606
30K
18.64 mi14:08:422:51:039:1129:31
9:30
#20362
20M
20.00 mi14:21:343:03:559:1212:52
9:28
#20237
21M
21.00 mi14:32:163:14:379:1610:42
10:42
#20212
35K
21.75 mi14:38:463:21:079:156:30
8:41
#20102
23M
23.00 mi14:50:273:32:489:1511:41
9:20
#19939
24M
24.00 mi14:59:373:41:589:159:10
9:10
#19861
40K
24.85 mi15:07:583:50:199:168:21
9:46
#19832
25.2M
25.20 mi15:11:353:53:569:173:37
10:29
#19827
Finish
26.22 mi15:21:124:03:339:189:37
9:26
#19841
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi21931130601306020965(Top 79%)12728(Top 84%)12728(Top 2318%)
10K6.21 mi3.10 mi20792+113912576+48412576+48418978(Top 71%)11888(Top 78%)11888(Top 2165%)
15K9.32 mi3.11 mi20839-4712622-4612622-4620965(Top 79%)12728(Top 84%)12728(Top 2318%)
20K12.43 mi3.11 mi20732+10712586+3612586+3620495(Top 77%)12517(Top 82%)12517(Top 2280%)
Half13.11 mi0.68 mi20678+5412565+2112565+2119694(Top 74%)12179(Top 80%)12179(Top 2218%)
25K15.53 mi2.42 mi20606+7212543+2212543+2220154(Top 76%)12349(Top 81%)12349(Top 2249%)
30K18.64 mi3.11 mi20362+24412408+13512408+13519441(Top 73%)11981(Top 79%)11981(Top 2182%)
20M20.00 mi1.36 mi20237+12512340+6812340+6818741(Top 70%)11570(Top 76%)11570(Top 2107%)
21M21.00 mi1.00 mi20212+2512321+1912321+1920141(Top 76%)12118(Top 80%)12118(Top 2207%)
35K21.75 mi0.75 mi20102+11012267+5412267+5416346(Top 61%)10432(Top 69%)10432(Top 1900%)
23M23.00 mi1.25 mi19939+16312188+7912188+7917661(Top 66%)10977(Top 72%)10977(Top 1999%)
24M24.00 mi1.00 mi19861+7812151+3712151+3717933(Top 67%)11051(Top 73%)11051(Top 2013%)
40K24.85 mi0.85 mi19832+2912126+2512126+2519259(Top 72%)11605(Top 76%)11605(Top 2114%)
25.2M25.20 mi0.35 mi19827+512119+712119+719039(Top 72%)11495(Top 76%)11495(Top 2094%)
Finish26.22 mi1.02 mi19841-1412123-412123-419890(Top 75%)11935(Top 79%)11935(Top 2174%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

20965

Males

12728

M65-69

12728

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

18978

Males

11888

M65-69

11888

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

20965

Males

12728

M65-69

12728

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

20495

Males

12517

M65-69

12517

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

19694

Males

12179

M65-69

12179

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

20154

Males

12349

M65-69

12349

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

19441

Males

11981

M65-69

11981

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

18741

Males

11570

M65-69

11570

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

20141

Males

12118

M65-69

12118

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

16346

Males

10432

M65-69

10432

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

17661

Males

10977

M65-69

10977

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

17933

Males

11051

M65-69

11051

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19259

Males

11605

M65-69

11605

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19039

Males

11495

M65-69

11495

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

19890

Males

11935

M65-69

11935

Passing Analysis

Category:
Athletes Passed
2748
Passed By
658
Net Change
+2090
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21931
5K → 10K115819+1139#21931#20792
10K → 15K156203-47#20792#20839
15K → 20K215108+107#20839#20732
20K → Half617+54#20732#20678
Half → 25K14270+72#20678#20606
25K → 30K28339+244#20606#20362
30K → 20M14520+125#20362#20237
20M → 21M8661+25#20237#20212
21M → 35K1122+110#20212#20102
35K → 23M1718+163#20102#19939
23M → 24M9618+78#19939#19861
24M → 40K5829+29#19861#19832
40K → 25.2M2621+5#19832#19827
25.2M → Finish3953-14#19827#19841
TOTALS2748658+2090
📊

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