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BOSTON MARATHON 2023

Sean Henderson

Bib: 5969•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 32%
Gender (Male)
#0 / 15176
Top 46%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:02
Rank: #6826
Start → 5K
22:02 | 7:06/mi
10K· 6.21 mi
43:51
Rank: #6840 (-14)
5K → 10K
21:49 | 7:01/mi
15K· 9.32 mi
1:05:52
Rank: #6883 (-43)
10K → 15K
22:01 | 7:05/mi
20K· 12.43 mi
1:28:15
Rank: #6948 (-65)
15K → 20K
22:23 | 7:12/mi
Half· 13.11 mi
1:33:05
Rank: #6939 (+9)
20K → Half
4:50 | 7:05/mi
25K· 15.53 mi
1:51:36
Rank: #7277 (-338)
Half → 25K
18:31 | 7:38/mi
30K· 18.64 mi
2:16:06
Rank: #7648 (-371)
25K → 30K
24:30 | 7:53/mi
20M
2:27:09
Rank: #7847 (-199)
30K → 20M
11:03 | 8:08/mi
21M
2:35:59
Rank: #8094 (-247)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:41:51
Rank: #8185 (-91)
21M → 35K
5:52 | 7:51/mi
23M
2:51:57
Rank: #8285 (-100)
35K → 23M
10:06 | 8:04/mi
24M
3:00:00
Rank: #8400 (-115)
23M → 24M
8:03 | 8:03/mi
40K· 24.85 mi
3:06:55
Rank: #8472 (-72)
24M → 40K
6:55 | 8:05/mi
25.2M
3:09:55
Rank: #8501 (-29)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:17:29
Rank: #8462 (+39)
25.2M → Finish
7:34 | 7:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:05
Pace7:06 /mi
2nd Half
Distance13.11 mi
Time1:44:24
Pace7:58 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0522:027:0622:02
7:06
-
10K
6.21 mi10:46:5443:517:0321:49
7:01
-0:05
15K
9.32 mi11:08:551:05:527:0422:01
7:05
+0:04
20K
12.43 mi11:31:181:28:157:0622:23
7:12
+0:07
Half
13.11 mi11:36:081:33:057:064:50
7:05
-0:07
25K
15.53 mi11:54:391:51:367:1118:31
7:38
+0:33
30K
18.64 mi12:19:092:16:067:1824:30
7:53
+0:15
20M
20.00 mi12:30:122:27:097:2111:03
8:08
+0:15
21M
21.00 mi12:39:022:35:597:268:50
8:50
+0:42
35K
21.75 mi12:44:542:41:517:275:52
7:51
-0:59
23M
23.00 mi12:55:002:51:577:2910:06
8:04
+0:13
24M
24.00 mi13:03:033:00:007:308:03
8:03
-0:01
40K
24.85 mi13:09:583:06:557:316:55
8:05
+0:02
25.2M
25.20 mi13:12:583:09:557:323:00
8:42
+0:37
Finish
26.22 mi13:20:323:17:297:327:34
7:26
-1:16

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

7:01 /mi

Average Pace

7:32 /mi

Slowest Pace

8:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:39

51% of race

Time at Steady Pace

1:25:00

43% of race

Time at Slower Pace

11:50

6% of race

Average Pace: 7:32 /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 mi10:25:0522:027:0622:02
7:06
#6826
10K
6.21 mi10:46:5443:517:0321:49
7:01
#6840
15K
9.32 mi11:08:551:05:527:0422:01
7:05
#6883
20K
12.43 mi11:31:181:28:157:0622:23
7:12
#6948
Half
13.11 mi11:36:081:33:057:064:50
7:05
#6939
25K
15.53 mi11:54:391:51:367:1118:31
7:38
#7277
30K
18.64 mi12:19:092:16:067:1824:30
7:53
#7648
20M
20.00 mi12:30:122:27:097:2111:03
8:08
#7847
21M
21.00 mi12:39:022:35:597:268:50
8:50
#8094
35K
21.75 mi12:44:542:41:517:275:52
7:51
#8185
23M
23.00 mi12:55:002:51:577:2910:06
8:04
#8285
24M
24.00 mi13:03:033:00:007:308:03
8:03
#8400
40K
24.85 mi13:09:583:06:557:316:55
8:05
#8472
25.2M
25.20 mi13:12:583:09:557:323:00
8:42
#8501
Finish
26.22 mi13:20:323:17:297:327:34
7:26
#8462
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6826614361437075(Top 27%)6300(Top 42%)6300(Top 119%)
10K6.21 mi3.10 mi6840-146147-46147-46971(Top 26%)6223(Top 41%)6223(Top 118%)
15K9.32 mi3.11 mi6883-436166-196166-197075(Top 27%)6300(Top 42%)6300(Top 119%)
20K12.43 mi3.11 mi6948-656212-466212-467136(Top 27%)6314(Top 42%)6314(Top 119%)
Half13.11 mi0.68 mi6939+96200+126200+127071(Top 27%)6288(Top 41%)6288(Top 119%)
25K15.53 mi2.42 mi7277-3386435-2356435-2359811(Top 37%)7873(Top 52%)7873(Top 149%)
30K18.64 mi3.11 mi7648-3716661-2266661-22610004(Top 38%)7823(Top 52%)7823(Top 148%)
20M20.00 mi1.36 mi7847-1996759-986759-9811201(Top 42%)8349(Top 55%)8349(Top 158%)
21M21.00 mi1.00 mi8094-2476898-1396898-13912414(Top 47%)8751(Top 58%)8751(Top 166%)
35K21.75 mi0.75 mi8185-916939-416939-4110899(Top 41%)8048(Top 53%)8048(Top 152%)
23M23.00 mi1.25 mi8285-1006991-526991-5210203(Top 38%)7584(Top 50%)7584(Top 144%)
24M24.00 mi1.00 mi8400-1157036-457036-4511543(Top 43%)8166(Top 54%)8166(Top 155%)
40K24.85 mi0.85 mi8472-727062-267062-2610610(Top 40%)7651(Top 50%)7651(Top 145%)
25.2M25.20 mi0.35 mi8501-297074-127074-1210669(Top 40%)7626(Top 50%)7626(Top 144%)
Finish26.22 mi1.02 mi8462+397028+467028+467940(Top 30%)6132(Top 40%)6132(Top 116%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7075

Males

6300

M18-39

6300

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

6971

Males

6223

M18-39

6223

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7075

Males

6300

M18-39

6300

15K→20K

9.3 - 12.4 mi

Top 27%
×5stories
+106ft-86ft

Overall

7136

Males

6314

M18-39

6314

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7071

Males

6288

M18-39

6288

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9811

Males

7873

M18-39

7873

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10004

Males

7823

M18-39

7823

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11201

Males

8349

M18-39

8349

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12414

Males

8751

M18-39

8751

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10899

Males

8048

M18-39

8048

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10203

Males

7584

M18-39

7584

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11543

Males

8166

M18-39

8166

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10610

Males

7651

M18-39

7651

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10669

Males

7626

M18-39

7626

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

7940

Males

6132

M18-39

6132

Passing Analysis

Category:
Athletes Passed
767
Passed By
2403
Net Change
-1636
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6826
5K → 10K186200-14#6826#6840
10K → 15K112155-43#6840#6883
15K → 20K76141-65#6883#6948
20K → Half2011+9#6948#6939
Half → 25K17355-338#6939#7277
25K → 30K50421-371#7277#7648
30K → 20M24223-199#7648#7847
20M → 21M19266-247#7847#8094
21M → 35K24115-91#8094#8185
35K → 23M57157-100#8185#8285
23M → 24M38153-115#8285#8400
24M → 40K36108-72#8400#8472
40K → 25.2M2352-29#8472#8501
25.2M → Finish8546+39#8501#8462
TOTALS7672403-1636
📊

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