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BOSTON MARATHON 2023

John Henry

Bib: 7261•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 24%
Masters (Masters Men)
#0 / 9891
Top 11%
Division (M45-49)
#0 / 2252
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:01
Rank: #4301
Start → 5K
21:01 | 6:46/mi
10K· 6.21 mi
41:52
Rank: #4353 (-52)
5K → 10K
20:51 | 6:43/mi
15K· 9.32 mi
1:02:34
Rank: #4134 (+219)
10K → 15K
20:42 | 6:40/mi
20K· 12.43 mi
1:23:49
Rank: #4299 (-165)
15K → 20K
21:15 | 6:50/mi
Half· 13.11 mi
1:28:25
Rank: #4308 (-9)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:44:53
Rank: #4236 (+72)
Half → 25K
16:28 | 6:47/mi
30K· 18.64 mi
2:05:59
Rank: #3937 (+299)
25K → 30K
21:06 | 6:47/mi
20M
2:15:06
Rank: #3736 (+201)
30K → 20M
9:07 | 6:43/mi
21M
2:22:24
Rank: #3705 (+31)
20M → 21M
7:18 | 7:18/mi
35K· 21.75 mi
2:27:29
Rank: #3706 (-1)
21M → 35K
5:05 | 6:48/mi
23M
2:36:19
Rank: #3715 (-9)
35K → 23M
8:50 | 7:03/mi
24M
2:43:17
Rank: #3757 (-42)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
2:49:26
Rank: #3814 (-57)
24M → 40K
6:09 | 7:12/mi
25.2M
2:52:05
Rank: #3837 (-23)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:59:13
Rank: #3930 (-93)
25.2M → Finish
7:08 | 7:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:25
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:30:48
Pace6:56 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1221:016:4621:01
6:46
-
10K
6.21 mi10:46:0341:526:4420:51
6:43
-0:03
15K
9.32 mi11:06:451:02:346:4320:42
6:40
-0:03
20K
12.43 mi11:28:001:23:496:4521:15
6:50
+0:10
Half
13.11 mi11:32:361:28:256:454:36
6:45
-0:05
25K
15.53 mi11:49:041:44:536:4516:28
6:47
+0:02
30K
18.64 mi12:10:102:05:596:4621:06
6:47
0:00
20M
20.00 mi12:19:172:15:066:459:07
6:43
-0:04
21M
21.00 mi12:26:352:22:246:477:18
7:18
+0:35
35K
21.75 mi12:31:402:27:296:475:05
6:48
-0:30
23M
23.00 mi12:40:302:36:196:488:50
7:03
+0:15
24M
24.00 mi12:47:282:43:176:486:58
6:58
-0:05
40K
24.85 mi12:53:372:49:266:496:09
7:12
+0:14
25.2M
25.20 mi12:56:162:52:056:502:39
7:41
+0:29
Finish
26.22 mi13:03:242:59:136:507:08
7:00
-0:41

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

6:40 /mi

Average Pace

6:50 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:34

99% of race

Time at Steady Pace

2:39

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:25:1221:016:4621:01
6:46
#4301
10K
6.21 mi10:46:0341:526:4420:51
6:43
#4353
15K
9.32 mi11:06:451:02:346:4320:42
6:40
#4134
20K
12.43 mi11:28:001:23:496:4521:15
6:50
#4299
Half
13.11 mi11:32:361:28:256:454:36
6:45
#4308
25K
15.53 mi11:49:041:44:536:4516:28
6:47
#4236
30K
18.64 mi12:10:102:05:596:4621:06
6:47
#3937
20M
20.00 mi12:19:172:15:066:459:07
6:43
#3736
21M
21.00 mi12:26:352:22:246:477:18
7:18
#3705
35K
21.75 mi12:31:402:27:296:475:05
6:48
#3706
23M
23.00 mi12:40:302:36:196:488:50
7:03
#3715
24M
24.00 mi12:47:282:43:176:486:58
6:58
#3757
40K
24.85 mi12:53:372:49:266:496:09
7:12
#3814
25.2M
25.20 mi12:56:162:52:056:502:39
7:41
#3837
Finish
26.22 mi13:03:242:59:136:507:08
7:00
#3930
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4301401940193786(Top 14%)3565(Top 23%)3565(Top 158%)
10K6.21 mi3.10 mi4353-524077-584077-584433(Top 17%)4144(Top 27%)4144(Top 184%)
15K9.32 mi3.11 mi4134+2193881+1963881+1963786(Top 14%)3565(Top 23%)3565(Top 158%)
20K12.43 mi3.11 mi4299-1654027-1464027-1464791(Top 18%)4449(Top 29%)4449(Top 198%)
Half13.11 mi0.68 mi4308-94033-64033-64689(Top 18%)4351(Top 29%)4351(Top 193%)
25K15.53 mi2.42 mi4236+723972+613972+614072(Top 15%)3818(Top 25%)3818(Top 170%)
30K18.64 mi3.11 mi3937+2993709+2633709+2632934(Top 11%)2779(Top 18%)2779(Top 123%)
20M20.00 mi1.36 mi3736+2013527+1823527+1822336(Top 9%)2219(Top 15%)2219(Top 99%)
21M21.00 mi1.00 mi3705+313498+293498+293607(Top 14%)3347(Top 22%)3347(Top 149%)
35K21.75 mi0.75 mi3706-13497+13497+14149(Top 16%)3799(Top 25%)3799(Top 169%)
23M23.00 mi1.25 mi3715-93501-43501-44044(Top 15%)3720(Top 25%)3720(Top 165%)
24M24.00 mi1.00 mi3757-423535-343535-344478(Top 17%)4039(Top 27%)4039(Top 179%)
40K24.85 mi0.85 mi3814-573585-503585-504818(Top 18%)4218(Top 28%)4218(Top 187%)
25.2M25.20 mi0.35 mi3837-233602-173602-174744(Top 18%)4097(Top 27%)4097(Top 182%)
Finish26.22 mi1.02 mi3930-933682-803682-805176(Top 19%)4384(Top 29%)4384(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3786

Males

3565

M45-49

3565

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4433

Males

4144

M45-49

4144

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3786

Males

3565

M45-49

3565

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4791

Males

4449

M45-49

4449

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4689

Males

4351

M45-49

4351

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4072

Males

3818

M45-49

3818

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2934

Males

2779

M45-49

2779

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2336

Males

2219

M45-49

2219

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3607

Males

3347

M45-49

3347

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4149

Males

3799

M45-49

3799

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4044

Males

3720

M45-49

3720

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4478

Males

4039

M45-49

4039

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4818

Males

4218

M45-49

4218

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4744

Males

4097

M45-49

4097

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5176

Males

4384

M45-49

4384

Passing Analysis

Category:
Athletes Passed
1418
Passed By
1047
Net Change
+371
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4301
5K → 10K189241-52#4301#4353
10K → 15K25738+219#4353#4134
15K → 20K45210-165#4134#4299
20K → Half1827-9#4299#4308
Half → 25K12452+72#4308#4236
25K → 30K3078+299#4236#3937
30K → 20M2032+201#3937#3736
20M → 21M7443+31#3736#3705
21M → 35K2930-1#3705#3706
35K → 23M6170-9#3706#3715
23M → 24M3476-42#3715#3757
24M → 40K3996-57#3757#3814
40K → 25.2M1942-23#3814#3837
25.2M → Finish19112-93#3837#3930
TOTALS14181047+371
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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