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BOSTON MARATHON 2023

Roger Heacock

Bib: 22245•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 (M70-74)
#0 / 213
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:07
Rank: #21721
Start → 5K
29:07 | 9:22/mi
10K· 6.21 mi
58:29
Rank: #22078 (-357)
5K → 10K
29:22 | 9:27/mi
15K· 9.32 mi
1:28:00
Rank: #22120 (-42)
10K → 15K
29:31 | 9:30/mi
20K· 12.43 mi
1:57:33
Rank: #21977 (+143)
15K → 20K
29:33 | 9:31/mi
Half· 13.11 mi
2:04:02
Rank: #21977
20K → Half
6:29 | 9:30/mi
25K· 15.53 mi
2:27:01
Rank: #21775 (+202)
Half → 25K
22:59 | 9:29/mi
30K· 18.64 mi
2:57:01
Rank: #21474 (+301)
25K → 30K
30:00 | 9:39/mi
20M
3:10:12
Rank: #21307 (+167)
30K → 20M
13:11 | 9:42/mi
21M
3:20:25
Rank: #21169 (+138)
20M → 21M
10:13 | 10:13/mi
35K· 21.75 mi
3:27:19
Rank: #21082 (+87)
21M → 35K
6:54 | 9:13/mi
23M
3:39:12
Rank: #20890 (+192)
35K → 23M
11:53 | 9:29/mi
24M
3:48:27
Rank: #20781 (+109)
23M → 24M
9:15 | 9:15/mi
40K· 24.85 mi
3:56:33
Rank: #20691 (+90)
24M → 40K
8:06 | 9:28/mi
25.2M
4:00:00
Rank: #20646 (+45)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
4:09:24
Rank: #20582 (+64)
25.2M → Finish
9:24 | 9:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:02
Pace9:28 /mi
2nd Half
Distance13.11 mi
Time2:05:22
Pace9:34 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4229:079:2229:07
9:22
-
10K
6.21 mi11:55:0458:299:2529:22
9:27
+0:05
15K
9.32 mi12:24:351:28:009:2629:31
9:30
+0:03
20K
12.43 mi12:54:081:57:339:2829:33
9:31
+0:01
Half
13.11 mi13:00:372:04:029:286:29
9:30
-0:01
25K
15.53 mi13:23:362:27:019:2822:59
9:29
-0:01
30K
18.64 mi13:53:362:57:019:3030:00
9:39
+0:10
20M
20.00 mi14:06:473:10:129:3113:11
9:42
+0:03
21M
21.00 mi14:17:003:20:259:3310:13
10:13
+0:31
35K
21.75 mi14:23:543:27:199:326:54
9:13
-1:00
23M
23.00 mi14:35:473:39:129:3211:53
9:29
+0:16
24M
24.00 mi14:45:023:48:279:319:15
9:15
-0:14
40K
24.85 mi14:53:083:56:339:318:06
9:28
+0:13
25.2M
25.20 mi14:56:354:00:009:313:27
10:00
+0:32
Finish
26.22 mi15:05:594:09:249:319:24
9:13
-0:47

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

9:13 /mi

Average Pace

9:31 /mi

Slowest Pace

10:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:59:11

96% of race

Time at Steady Pace

10:13

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:31 /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 mi11:25:4229:079:2229:07
9:22
#21721
10K
6.21 mi11:55:0458:299:2529:22
9:27
#22078
15K
9.32 mi12:24:351:28:009:2629:31
9:30
#22120
20K
12.43 mi12:54:081:57:339:2829:33
9:31
#21977
Half
13.11 mi13:00:372:04:029:286:29
9:30
#21977
25K
15.53 mi13:23:362:27:019:2822:59
9:29
#21775
30K
18.64 mi13:53:362:57:019:3030:00
9:39
#21474
20M
20.00 mi14:06:473:10:129:3113:11
9:42
#21307
21M
21.00 mi14:17:003:20:259:3310:13
10:13
#21169
35K
21.75 mi14:23:543:27:199:326:54
9:13
#21082
23M
23.00 mi14:35:473:39:129:3211:53
9:29
#20890
24M
24.00 mi14:45:023:48:279:319:15
9:15
#20781
40K
24.85 mi14:53:083:56:339:318:06
9:28
#20691
25.2M
25.20 mi14:56:354:00:009:313:27
10:00
#20646
Finish
26.22 mi15:05:594:09:249:319:24
9:13
#20582
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi21721129491294922257(Top 84%)13298(Top 88%)13298(Top 6243%)
10K6.21 mi3.10 mi22078-35713163-21413163-21422363(Top 84%)13326(Top 88%)13326(Top 6256%)
15K9.32 mi3.11 mi22120-4213197-3413197-3422257(Top 84%)13298(Top 88%)13298(Top 6243%)
20K12.43 mi3.11 mi21977+14313131+6613131+6621587(Top 81%)12996(Top 86%)12996(Top 6101%)
Half13.11 mi0.68 mi2197713137-613137-622093(Top 83%)13233(Top 87%)13233(Top 6213%)
25K15.53 mi2.42 mi21775+20213059+7813059+7820764(Top 78%)12597(Top 83%)12597(Top 5914%)
30K18.64 mi3.11 mi21474+30112912+14712912+14719986(Top 75%)12204(Top 80%)12204(Top 5730%)
20M20.00 mi1.36 mi21307+16712816+9612816+9619556(Top 73%)11928(Top 79%)11928(Top 5600%)
21M21.00 mi1.00 mi21169+13812742+7412742+7418764(Top 70%)11545(Top 76%)11545(Top 5420%)
35K21.75 mi0.75 mi21082+8712689+5312689+5318833(Top 71%)11520(Top 76%)11520(Top 5408%)
23M23.00 mi1.25 mi20890+19212597+9212597+9218303(Top 69%)11270(Top 74%)11270(Top 5291%)
24M24.00 mi1.00 mi20781+10912541+5612541+5618257(Top 69%)11208(Top 74%)11208(Top 5262%)
40K24.85 mi0.85 mi20691+9012487+5412487+5418245(Top 69%)11156(Top 74%)11156(Top 5238%)
25.2M25.20 mi0.35 mi20646+4512464+2312464+2317387(Top 65%)10740(Top 71%)10740(Top 5042%)
Finish26.22 mi1.02 mi20582+6412427+3712427+3719024(Top 71%)11561(Top 76%)11561(Top 5428%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

22257

Males

13298

M70-74

13298

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22363

Males

13326

M70-74

13326

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

22257

Males

13298

M70-74

13298

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

21587

Males

12996

M70-74

12996

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

22093

Males

13233

M70-74

13233

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20764

Males

12597

M70-74

12597

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19986

Males

12204

M70-74

12204

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

19556

Males

11928

M70-74

11928

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18764

Males

11545

M70-74

11545

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18833

Males

11520

M70-74

11520

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18303

Males

11270

M70-74

11270

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18257

Males

11208

M70-74

11208

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18245

Males

11156

M70-74

11156

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17387

Males

10740

M70-74

10740

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

19024

Males

11561

M70-74

11561

Passing Analysis

Category:
Athletes Passed
1999
Passed By
860
Net Change
+1139
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21721
5K → 10K119476-357#21721#22078
10K → 15K161203-42#22078#22120
15K → 20K21168+143#22120#21977
20K → Half22220#21977#21977
Half → 25K22018+202#21977#21775
25K → 30K31615+301#21775#21474
30K → 20M1758+167#21474#21307
20M → 21M15012+138#21307#21169
21M → 35K936+87#21169#21082
35K → 23M1953+192#21082#20890
23M → 24M1134+109#20890#20781
24M → 40K966+90#20781#20691
40K → 25.2M483+45#20691#20646
25.2M → Finish8016+64#20646#20582
TOTALS1999860+1139
📊

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