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BOSTON MARATHON 2023

Adam Henderson

Bib: 608•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 6%
Masters (Masters Men)
#0 / 9891
Top 2%
Division (M45-49)
#0 / 2252
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:46
Rank: #769
Start → 5K
18:46 | 6:02/mi
10K· 6.21 mi
37:39
Rank: #860 (-91)
5K → 10K
18:53 | 6:05/mi
15K· 9.32 mi
56:29
Rank: #855 (+5)
10K → 15K
18:50 | 6:04/mi
20K· 12.43 mi
1:15:31
Rank: #843 (+12)
15K → 20K
19:02 | 6:08/mi
Half· 13.11 mi
1:19:42
Rank: #854 (-11)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:34:37
Rank: #841 (+13)
Half → 25K
14:55 | 6:09/mi
30K· 18.64 mi
1:54:01
Rank: #809 (+32)
25K → 30K
19:24 | 6:15/mi
20M
2:02:38
Rank: #813 (-4)
30K → 20M
8:37 | 6:20/mi
21M
2:09:21
Rank: #813
20M → 21M
6:43 | 6:43/mi
35K· 21.75 mi
2:13:48
Rank: #801 (+12)
21M → 35K
4:27 | 5:57/mi
23M
2:22:04
Rank: #821 (-20)
35K → 23M
8:16 | 6:36/mi
24M
2:28:37
Rank: #853 (-32)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:34:36
Rank: #896 (-43)
24M → 40K
5:59 | 7:00/mi
25.2M
2:37:18
Rank: #922 (-26)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
2:44:25
Rank: #1008 (-86)
25.2M → Finish
7:07 | 6:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:42
Pace6:05 /mi
2nd Half
Distance13.11 mi
Time1:24:43
Pace6:28 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5418:466:0218:46
6:02
-
10K
6.21 mi10:37:4737:396:0418:53
6:05
+0:03
15K
9.32 mi10:56:3756:296:0418:50
6:04
-0:01
20K
12.43 mi11:15:391:15:316:0519:02
6:08
+0:04
Half
13.11 mi11:19:501:19:426:054:11
6:08
0:00
25K
15.53 mi11:34:451:34:376:0514:55
6:09
+0:01
30K
18.64 mi11:54:091:54:016:0719:24
6:15
+0:06
20M
20.00 mi12:02:462:02:386:088:37
6:20
+0:05
21M
21.00 mi12:09:292:09:216:106:43
6:43
+0:23
35K
21.75 mi12:13:562:13:486:094:27
5:57
-0:46
23M
23.00 mi12:22:122:22:046:118:16
6:36
+0:39
24M
24.00 mi12:28:452:28:376:126:33
6:33
-0:03
40K
24.85 mi12:34:442:34:366:135:59
7:00
+0:27
25.2M
25.20 mi12:37:262:37:186:152:42
7:50
+0:50
Finish
26.22 mi12:44:332:44:256:177:07
6:59
-0:51

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

5:57 /mi

Average Pace

6:17 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:27

3% of race

Time at Steady Pace

2:02:38

75% of race

Time at Slower Pace

37:20

23% of race

Average Pace: 6:16 /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 mi10:18:5418:466:0218:46
6:02
#769
10K
6.21 mi10:37:4737:396:0418:53
6:05
#860
15K
9.32 mi10:56:3756:296:0418:50
6:04
#855
20K
12.43 mi11:15:391:15:316:0519:02
6:08
#843
Half
13.11 mi11:19:501:19:426:054:11
6:08
#854
25K
15.53 mi11:34:451:34:376:0514:55
6:09
#841
30K
18.64 mi11:54:091:54:016:0719:24
6:15
#809
20M
20.00 mi12:02:462:02:386:088:37
6:20
#813
21M
21.00 mi12:09:292:09:216:106:43
6:43
#813
35K
21.75 mi12:13:562:13:486:094:27
5:57
#801
23M
23.00 mi12:22:122:22:046:118:16
6:36
#821
24M
24.00 mi12:28:452:28:376:126:33
6:33
#853
40K
24.85 mi12:34:442:34:366:135:59
7:00
#896
25.2M
25.20 mi12:37:262:37:186:152:42
7:50
#922
Finish
26.22 mi12:44:332:44:256:177:07
6:59
#1008
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi769721721854(Top 3%)807(Top 5%)807(Top 36%)
10K6.21 mi3.10 mi860-91810-89810-891001(Top 4%)951(Top 6%)951(Top 42%)
15K9.32 mi3.11 mi855+5807+3807+3854(Top 3%)807(Top 5%)807(Top 36%)
20K12.43 mi3.11 mi843+12796+11796+11849(Top 3%)805(Top 5%)805(Top 36%)
Half13.11 mi0.68 mi854-11808-12808-121108(Top 4%)1057(Top 7%)1057(Top 47%)
25K15.53 mi2.42 mi841+13794+14794+14869(Top 3%)823(Top 5%)823(Top 37%)
30K18.64 mi3.11 mi809+32766+28766+28781(Top 3%)742(Top 5%)742(Top 33%)
20M20.00 mi1.36 mi813-4770-4770-4966(Top 4%)923(Top 6%)923(Top 41%)
21M21.00 mi1.00 mi813769+1769+11130(Top 4%)1076(Top 7%)1076(Top 48%)
35K21.75 mi0.75 mi801+12757+12757+12600(Top 2%)562(Top 4%)562(Top 25%)
23M23.00 mi1.25 mi821-20776-19776-191758(Top 7%)1667(Top 11%)1667(Top 74%)
24M24.00 mi1.00 mi853-32807-31807-312276(Top 9%)2127(Top 14%)2127(Top 94%)
40K24.85 mi0.85 mi896-43849-42849-423784(Top 14%)3401(Top 22%)3401(Top 151%)
25.2M25.20 mi0.35 mi922-26875-26875-265413(Top 20%)4512(Top 30%)4512(Top 200%)
Finish26.22 mi1.02 mi1008-86959-84959-845067(Top 19%)4302(Top 28%)4302(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

854

Males

807

M45-49

807

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1001

Males

951

M45-49

951

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

854

Males

807

M45-49

807

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

849

Males

805

M45-49

805

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1108

Males

1057

M45-49

1057

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

869

Males

823

M45-49

823

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

781

Males

742

M45-49

742

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

966

Males

923

M45-49

923

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1130

Males

1076

M45-49

1076

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

600

Males

562

M45-49

562

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1758

Males

1667

M45-49

1667

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2276

Males

2127

M45-49

2127

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3784

Males

3401

M45-49

3401

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5413

Males

4512

M45-49

4512

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5067

Males

4302

M45-49

4302

Passing Analysis

Category:
Athletes Passed
212
Passed By
451
Net Change
-239
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#769
5K → 10K12103-91#769#860
10K → 15K2621+5#860#855
15K → 20K3523+12#855#843
20K → Half213-11#843#854
Half → 25K3219+13#854#841
25K → 30K4513+32#841#809
30K → 20M1115-4#809#813
20M → 21M11110#813#813
21M → 35K142+12#813#801
35K → 23M1131-20#801#821
23M → 24M537-32#821#853
24M → 40K346-43#853#896
40K → 25.2M228-26#896#922
25.2M → Finish389-86#922#1008
TOTALS212451-239
📊

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