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BOSTON MARATHON 2023

Robert Sherwood

Bib: 16480•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:36
Rank: #17963
Start → 5K
26:36 | 8:34/mi
10K· 6.21 mi
52:38
Rank: #17714 (+249)
5K → 10K
26:02 | 8:23/mi
15K· 9.32 mi
1:18:33
Rank: #17375 (+339)
10K → 15K
25:55 | 8:21/mi
20K· 12.43 mi
1:45:00
Rank: #17244 (+131)
15K → 20K
26:27 | 8:31/mi
Half· 13.11 mi
1:50:38
Rank: #17190 (+54)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:11:23
Rank: #17073 (+117)
Half → 25K
20:45 | 8:33/mi
30K· 18.64 mi
2:38:31
Rank: #16803 (+270)
25K → 30K
27:08 | 8:44/mi
20M
2:50:28
Rank: #16687 (+116)
30K → 20M
11:57 | 8:48/mi
21M
2:59:54
Rank: #16590 (+97)
20M → 21M
9:26 | 9:26/mi
35K· 21.75 mi
3:06:23
Rank: #16584 (+6)
21M → 35K
6:29 | 8:40/mi
23M
3:17:35
Rank: #16523 (+61)
35K → 23M
11:12 | 8:57/mi
24M
3:26:38
Rank: #16569 (-46)
23M → 24M
9:03 | 9:03/mi
40K· 24.85 mi
3:34:37
Rank: #16611 (-42)
24M → 40K
7:59 | 9:20/mi
25.2M
3:38:07
Rank: #16632 (-21)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
3:47:23
Rank: #16717 (-85)
25.2M → Finish
9:16 | 9:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:38
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:56:45
Pace8:54 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:0626:368:3426:36
8:34
-
10K
6.21 mi11:49:0852:388:2826:02
8:23
-0:11
15K
9.32 mi12:15:031:18:338:2625:55
8:21
-0:02
20K
12.43 mi12:41:301:45:008:2726:27
8:31
+0:10
Half
13.11 mi12:47:081:50:388:265:38
8:15
-0:16
25K
15.53 mi13:07:532:11:238:2720:45
8:33
+0:18
30K
18.64 mi13:35:012:38:318:3027:08
8:44
+0:11
20M
20.00 mi13:46:582:50:288:3111:57
8:48
+0:04
21M
21.00 mi13:56:242:59:548:349:26
9:26
+0:38
35K
21.75 mi14:02:533:06:238:346:29
8:40
-0:46
23M
23.00 mi14:14:053:17:358:3511:12
8:57
+0:17
24M
24.00 mi14:23:083:26:388:379:03
9:03
+0:06
40K
24.85 mi14:31:073:34:378:387:59
9:20
+0:17
25.2M
25.20 mi14:34:373:38:078:393:30
10:09
+0:49
Finish
26.22 mi14:43:533:47:238:419:16
9:06
-1:03

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

8:15 /mi

Average Pace

8:41 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

57:35

25% of race

Time at Steady Pace

2:10:34

57% of race

Time at Slower Pace

39:14

17% of race

Average Pace: 8:40 /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 mi11:23:0626:368:3426:36
8:34
#17963
10K
6.21 mi11:49:0852:388:2826:02
8:23
#17714
15K
9.32 mi12:15:031:18:338:2625:55
8:21
#17375
20K
12.43 mi12:41:301:45:008:2726:27
8:31
#17244
Half
13.11 mi12:47:081:50:388:265:38
8:15
#17190
25K
15.53 mi13:07:532:11:238:2720:45
8:33
#17073
30K
18.64 mi13:35:012:38:318:3027:08
8:44
#16803
20M
20.00 mi13:46:582:50:288:3111:57
8:48
#16687
21M
21.00 mi13:56:242:59:548:349:26
9:26
#16590
35K
21.75 mi14:02:533:06:238:346:29
8:40
#16584
23M
23.00 mi14:14:053:17:358:3511:12
8:57
#16523
24M
24.00 mi14:23:083:26:388:379:03
9:03
#16569
40K
24.85 mi14:31:073:34:378:387:59
9:20
#16611
25.2M
25.20 mi14:34:373:38:078:393:30
10:09
#16632
Finish
26.22 mi14:43:533:47:238:419:16
9:06
#16717
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17963114081140816786(Top 63%)10981(Top 72%)10981(Top 772%)
10K6.21 mi3.10 mi17714+24911335+7311335+7317434(Top 65%)11266(Top 74%)11266(Top 792%)
15K9.32 mi3.11 mi17375+33911214+12111214+12116786(Top 63%)10981(Top 72%)10981(Top 772%)
20K12.43 mi3.11 mi17244+13111149+6511149+6516930(Top 64%)11018(Top 73%)11018(Top 775%)
Half13.11 mi0.68 mi17190+5411131+1811131+1816168(Top 61%)10753(Top 71%)10753(Top 756%)
25K15.53 mi2.42 mi17073+11711064+6711064+6716533(Top 62%)10772(Top 71%)10772(Top 758%)
30K18.64 mi3.11 mi16803+27010935+12910935+12915690(Top 59%)10349(Top 68%)10349(Top 728%)
20M20.00 mi1.36 mi16687+11610865+7010865+7015385(Top 58%)10162(Top 67%)10162(Top 715%)
21M21.00 mi1.00 mi16590+9710810+5510810+5515635(Top 59%)10196(Top 67%)10196(Top 717%)
35K21.75 mi0.75 mi16584+610798+1210798+1216209(Top 61%)10371(Top 68%)10371(Top 729%)
23M23.00 mi1.25 mi16523+6110759+3910759+3915761(Top 59%)10135(Top 67%)10135(Top 713%)
24M24.00 mi1.00 mi16569-46107591075917435(Top 65%)10816(Top 71%)10816(Top 761%)
40K24.85 mi0.85 mi16611-4210756+310756+317664(Top 66%)10868(Top 72%)10868(Top 764%)
25.2M25.20 mi0.35 mi16632-2110760-410760-417907(Top 67%)10966(Top 72%)10966(Top 771%)
Finish26.22 mi1.02 mi16717-8510785-2510785-2518418(Top 69%)11269(Top 74%)11269(Top 792%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16786

Males

10981

M55-59

10981

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17434

Males

11266

M55-59

11266

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16786

Males

10981

M55-59

10981

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

16930

Males

11018

M55-59

11018

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

16168

Males

10753

M55-59

10753

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16533

Males

10772

M55-59

10772

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15690

Males

10349

M55-59

10349

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15385

Males

10162

M55-59

10162

20M→21M

20.0 - 21.0 mi

Top 59%
×8stories
+106ft-24ft

Overall

15635

Males

10196

M55-59

10196

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16209

Males

10371

M55-59

10371

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15761

Males

10135

M55-59

10135

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17435

Males

10816

M55-59

10816

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17664

Males

10868

M55-59

10868

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17907

Males

10966

M55-59

10966

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

18418

Males

11269

M55-59

11269

Passing Analysis

Category:
Athletes Passed
2270
Passed By
1024
Net Change
+1246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17963
5K → 10K472223+249#17963#17714
10K → 15K40869+339#17714#17375
15K → 20K23099+131#17375#17244
20K → Half617+54#17244#17190
Half → 25K18265+117#17190#17073
25K → 30K31545+270#17073#16803
30K → 20M14731+116#16803#16687
20M → 21M14144+97#16687#16590
21M → 35K5145+6#16590#16584
35K → 23M11049+61#16584#16523
23M → 24M4793-46#16523#16569
24M → 40K4789-42#16569#16611
40K → 25.2M2344-21#16611#16632
25.2M → Finish36121-85#16632#16717
TOTALS22701024+1246
📊

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