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BOSTON MARATHON 2023

Gary Henry

Bib: 31173•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 (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:34
Rank: #24661
Start → 5K
32:34 | 10:29/mi
10K· 6.21 mi
1:04:39
Rank: #24495 (+166)
5K → 10K
32:05 | 10:20/mi
15K· 9.32 mi
1:37:07
Rank: #24476 (+19)
10K → 15K
32:28 | 10:27/mi
20K· 12.43 mi
2:09:38
Rank: #24292 (+184)
15K → 20K
32:31 | 10:28/mi
Half· 13.11 mi
2:16:46
Rank: #24287 (+5)
20K → Half
7:08 | 10:27/mi
25K· 15.53 mi
2:42:48
Rank: #24129 (+158)
Half → 25K
26:02 | 10:44/mi
30K· 18.64 mi
3:19:11
Rank: #24143 (-14)
25K → 30K
36:23 | 11:43/mi
20M
3:35:35
Rank: #24166 (-23)
30K → 20M
16:24 | 12:04/mi
21M
3:48:09
Rank: #24141 (+25)
20M → 21M
12:34 | 12:34/mi
35K· 21.75 mi
3:56:07
Rank: #24099 (+42)
21M → 35K
7:58 | 10:39/mi
23M
4:09:44
Rank: #24004 (+95)
35K → 23M
13:37 | 10:53/mi
24M
4:20:46
Rank: #23973 (+31)
23M → 24M
11:02 | 11:02/mi
40K· 24.85 mi
4:31:00
Rank: #23968 (+5)
24M → 40K
10:14 | 11:58/mi
25.2M
4:35:11
Rank: #23954 (+14)
40K → 25.2M
4:11 | 12:08/mi
Finish· 26.22 mi
4:45:46
Rank: #23917 (+37)
25.2M → Finish
10:35 | 10:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:46
Pace10:26 /mi
2nd Half
Distance13.11 mi
Time2:29:00
Pace11:22 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0132:3410:2932:34
10:29
-
10K
6.21 mi12:25:061:04:3910:2432:05
10:20
-0:09
15K
9.32 mi12:57:341:37:0710:2532:28
10:27
+0:07
20K
12.43 mi13:30:052:09:3810:2632:31
10:28
+0:01
Half
13.11 mi13:37:132:16:4610:267:08
10:27
-0:01
25K
15.53 mi14:03:152:42:4810:2926:02
10:44
+0:17
30K
18.64 mi14:39:383:19:1110:4136:23
11:43
+0:59
20M
20.00 mi14:56:023:35:3510:4716:24
12:04
+0:21
21M
21.00 mi15:08:363:48:0910:5212:34
12:34
+0:30
35K
21.75 mi15:16:343:56:0710:517:58
10:39
-1:55
23M
23.00 mi15:30:114:09:4410:5113:37
10:53
+0:14
24M
24.00 mi15:41:134:20:4610:5211:02
11:02
+0:09
40K
24.85 mi15:51:274:31:0010:5410:14
11:58
+0:56
25.2M
25.20 mi15:55:384:35:1110:554:11
12:08
+0:10
Finish
26.22 mi16:06:134:45:4610:5410:35
10:23
-1:45

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

10:20 /mi

Average Pace

10:54 /mi

Slowest Pace

12:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:05

11% of race

Time at Steady Pace

2:53:55

61% of race

Time at Slower Pace

1:19:46

28% of race

Average Pace: 10:54 /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 mi11:53:0132:3410:2932:34
10:29
#24661
10K
6.21 mi12:25:061:04:3910:2432:05
10:20
#24495
15K
9.32 mi12:57:341:37:0710:2532:28
10:27
#24476
20K
12.43 mi13:30:052:09:3810:2632:31
10:28
#24292
Half
13.11 mi13:37:132:16:4610:267:08
10:27
#24287
25K
15.53 mi14:03:152:42:4810:2926:02
10:44
#24129
30K
18.64 mi14:39:383:19:1110:4136:23
11:43
#24143
20M
20.00 mi14:56:023:35:3510:4716:24
12:04
#24166
21M
21.00 mi15:08:363:48:0910:5212:34
12:34
#24141
35K
21.75 mi15:16:343:56:0710:517:58
10:39
#24099
23M
23.00 mi15:30:114:09:4410:5113:37
10:53
#24004
24M
24.00 mi15:41:134:20:4610:5211:02
11:02
#23973
40K
24.85 mi15:51:274:31:0010:5410:14
11:58
#23968
25.2M
25.20 mi15:55:384:35:1110:554:11
12:08
#23954
Finish
26.22 mi16:06:134:45:4610:5410:35
10:23
#23917
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi24661143871438724367(Top 92%)14245(Top 94%)14245(Top 636%)
10K6.21 mi3.10 mi24495+16614317+7014317+7024346(Top 91%)14238(Top 94%)14238(Top 635%)
15K9.32 mi3.11 mi24476+1914304+1314304+1324367(Top 92%)14245(Top 94%)14245(Top 636%)
20K12.43 mi3.11 mi24292+18414213+9114213+9123783(Top 89%)13968(Top 92%)13968(Top 623%)
Half13.11 mi0.68 mi24287+514209+414209+424114(Top 91%)14112(Top 93%)14112(Top 630%)
25K15.53 mi2.42 mi24129+15814130+7914130+7923568(Top 89%)13833(Top 91%)13833(Top 617%)
30K18.64 mi3.11 mi24143-1414119+1114119+1124142(Top 91%)14030(Top 92%)14030(Top 626%)
20M20.00 mi1.36 mi24166-2314110+914110+924280(Top 91%)14032(Top 92%)14032(Top 626%)
21M21.00 mi1.00 mi24141+2514092+1814092+1823535(Top 88%)13684(Top 90%)13684(Top 611%)
35K21.75 mi0.75 mi24099+4214073+1914073+1922672(Top 85%)13248(Top 87%)13248(Top 591%)
23M23.00 mi1.25 mi24004+9514022+5114022+5122108(Top 83%)12966(Top 85%)12966(Top 579%)
24M24.00 mi1.00 mi23973+3114002+2014002+2023108(Top 87%)13398(Top 88%)13398(Top 598%)
40K24.85 mi0.85 mi23968+513990+1213990+1223851(Top 90%)13722(Top 90%)13722(Top 612%)
25.2M25.20 mi0.35 mi23954+1413984+613984+622725(Top 85%)13196(Top 87%)13196(Top 589%)
Finish26.22 mi1.02 mi23917+3713959+2513959+2522768(Top 86%)13214(Top 87%)13214(Top 590%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24367

Males

14245

M40-44

14245

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24346

Males

14238

M40-44

14238

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24367

Males

14245

M40-44

14245

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23783

Males

13968

M40-44

13968

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

24114

Males

14112

M40-44

14112

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23568

Males

13833

M40-44

13833

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

24142

Males

14030

M40-44

14030

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

24280

Males

14032

M40-44

14032

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23535

Males

13684

M40-44

13684

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

22672

Males

13248

M40-44

13248

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

22108

Males

12966

M40-44

12966

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23108

Males

13398

M40-44

13398

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

23851

Males

13722

M40-44

13722

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22725

Males

13196

M40-44

13196

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

22768

Males

13214

M40-44

13214

Passing Analysis

Category:
Athletes Passed
1328
Passed By
584
Net Change
+744
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24661
5K → 10K298132+166#24661#24495
10K → 15K136117+19#24495#24476
15K → 20K20723+184#24476#24292
20K → Half2722+5#24292#24287
Half → 25K18022+158#24287#24129
25K → 30K101115-14#24129#24143
30K → 20M4568-23#24143#24166
20M → 21M5025+25#24166#24141
21M → 35K464+42#24141#24099
35K → 23M983+95#24099#24004
23M → 24M4211+31#24004#23973
24M → 40K3227+5#23973#23968
40K → 25.2M239+14#23968#23954
25.2M → Finish436+37#23954#23917
TOTALS1328584+744
📊

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