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BOSTON MARATHON 2023

Sherwin Parkhurst

Bib: 5735•M

ME

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 25%
Gender (Male)
#0 / 15176
Top 39%
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
19:34
Rank: #1433
Start → 5K
19:34 | 6:18/mi
10K· 6.21 mi
38:44
Rank: #1319 (+114)
5K → 10K
19:10 | 6:10/mi
15K· 9.32 mi
57:58
Rank: #1254 (+65)
10K → 15K
19:14 | 6:11/mi
20K· 12.43 mi
1:17:47
Rank: #1339 (-85)
15K → 20K
19:49 | 6:23/mi
Half· 13.11 mi
1:22:18
Rank: #1431 (-92)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:39:56
Rank: #2063 (-632)
Half → 25K
17:38 | 7:16/mi
30K· 18.64 mi
2:06:13
Rank: #4048 (-1985)
25K → 30K
26:17 | 8:28/mi
20M
2:18:30
Rank: #5191 (-1143)
30K → 20M
12:17 | 9:02/mi
21M
2:27:50
Rank: #5647 (-456)
20M → 21M
9:20 | 9:20/mi
35K· 21.75 mi
2:34:09
Rank: #5884 (-237)
21M → 35K
6:19 | 8:27/mi
23M
2:45:07
Rank: #6274 (-390)
35K → 23M
10:58 | 8:46/mi
24M
2:53:36
Rank: #6537 (-263)
23M → 24M
8:29 | 8:29/mi
40K· 24.85 mi
3:00:47
Rank: #6686 (-149)
24M → 40K
7:11 | 8:24/mi
25.2M
3:03:45
Rank: #6707 (-21)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:11:11
Rank: #6679 (+28)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:18
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:48:53
Pace8:18 /mi
📊Positive Split: 32.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0419:346:1819:34
6:18
-
10K
6.21 mi10:40:1438:446:1419:10
6:10
-0:08
15K
9.32 mi10:59:2857:586:1319:14
6:11
+0:01
20K
12.43 mi11:19:171:17:476:1619:49
6:23
+0:12
Half
13.11 mi11:23:481:22:186:174:31
6:37
+0:14
25K
15.53 mi11:41:261:39:566:2617:38
7:16
+0:39
30K
18.64 mi12:07:432:06:136:4626:17
8:28
+1:12
20M
20.00 mi12:20:002:18:306:5512:17
9:02
+0:34
21M
21.00 mi12:29:202:27:507:029:20
9:20
+0:18
35K
21.75 mi12:35:392:34:097:056:19
8:27
-0:53
23M
23.00 mi12:46:372:45:077:1110:58
8:46
+0:19
24M
24.00 mi12:55:062:53:367:148:29
8:29
-0:17
40K
24.85 mi13:02:173:00:477:167:11
8:24
-0:05
25.2M
25.20 mi13:05:153:03:457:182:58
8:36
+0:12
Finish
26.22 mi13:12:413:11:117:187:26
7:18
-1:18

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

6:10 /mi

Average Pace

7:18 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:22

56% of race

Time at Steady Pace

1:02:12

33% of race

Time at Slower Pace

21:37

11% of race

Average Pace: 7:17 /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 mi10:21:0419:346:1819:34
6:18
#1433
10K
6.21 mi10:40:1438:446:1419:10
6:10
#1319
15K
9.32 mi10:59:2857:586:1319:14
6:11
#1254
20K
12.43 mi11:19:171:17:476:1619:49
6:23
#1339
Half
13.11 mi11:23:481:22:186:174:31
6:37
#1431
25K
15.53 mi11:41:261:39:566:2617:38
7:16
#2063
30K
18.64 mi12:07:432:06:136:4626:17
8:28
#4048
20M
20.00 mi12:20:002:18:306:5512:17
9:02
#5191
21M
21.00 mi12:29:202:27:507:029:20
9:20
#5647
35K
21.75 mi12:35:392:34:097:056:19
8:27
#5884
23M
23.00 mi12:46:372:45:077:1110:58
8:46
#6274
24M
24.00 mi12:55:062:53:367:148:29
8:29
#6537
40K
24.85 mi13:02:173:00:477:167:11
8:24
#6686
25.2M
25.20 mi13:05:153:03:457:182:58
8:36
#6707
Finish
26.22 mi13:12:413:11:117:187:26
7:18
#6679
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1433136213621217(Top 5%)1160(Top 8%)1160(Top 22%)
10K6.21 mi3.10 mi1319+1141253+1091253+1091238(Top 5%)1175(Top 8%)1175(Top 22%)
15K9.32 mi3.11 mi1254+651191+621191+621217(Top 5%)1160(Top 8%)1160(Top 22%)
20K12.43 mi3.11 mi1339-851275-841275-841713(Top 6%)1639(Top 11%)1639(Top 31%)
Half13.11 mi0.68 mi1431-921364-891364-893664(Top 14%)3472(Top 23%)3472(Top 66%)
25K15.53 mi2.42 mi2063-6321978-6141978-6147098(Top 27%)6216(Top 41%)6216(Top 118%)
30K18.64 mi3.11 mi4048-19853806-18283806-182814032(Top 53%)9662(Top 64%)9662(Top 183%)
20M20.00 mi1.36 mi5191-11434801-9954801-99516727(Top 63%)10709(Top 71%)10709(Top 203%)
21M21.00 mi1.00 mi5647-4565174-3735174-37315136(Top 57%)9971(Top 66%)9971(Top 189%)
35K21.75 mi0.75 mi5884-2375346-1725346-17214927(Top 56%)9832(Top 65%)9832(Top 186%)
23M23.00 mi1.25 mi6274-3905631-2855631-28514721(Top 55%)9672(Top 64%)9672(Top 183%)
24M24.00 mi1.00 mi6537-2635816-1855816-18514345(Top 54%)9449(Top 62%)9449(Top 179%)
40K24.85 mi0.85 mi6686-1495899-835899-8312665(Top 48%)8600(Top 57%)8600(Top 163%)
25.2M25.20 mi0.35 mi6707-215900-15900-110075(Top 38%)7309(Top 48%)7309(Top 138%)
Finish26.22 mi1.02 mi6679+285868+325868+327065(Top 27%)5604(Top 37%)5604(Top 106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1217

Males

1160

M18-39

1160

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1238

Males

1175

M18-39

1175

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1217

Males

1160

M18-39

1160

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1713

Males

1639

M18-39

1639

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3664

Males

3472

M18-39

3472

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7098

Males

6216

M18-39

6216

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

14032

Males

9662

M18-39

9662

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

16727

Males

10709

M18-39

10709

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15136

Males

9971

M18-39

9971

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14927

Males

9832

M18-39

9832

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

14721

Males

9672

M18-39

9672

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

14345

Males

9449

M18-39

9449

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12665

Males

8600

M18-39

8600

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10075

Males

7309

M18-39

7309

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7065

Males

5604

M18-39

5604

Passing Analysis

Category:
Athletes Passed
385
Passed By
5631
Net Change
-5246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1433
5K → 10K13622+114#1433#1319
10K → 15K8621+65#1319#1254
15K → 20K18103-85#1254#1339
20K → Half092-92#1339#1431
Half → 25K1633-632#1431#2063
25K → 30K01985-1985#2063#4048
30K → 20M31146-1143#4048#5191
20M → 21M3459-456#5191#5647
21M → 35K4241-237#5647#5884
35K → 23M10400-390#5884#6274
23M → 24M11274-263#6274#6537
24M → 40K26175-149#6537#6686
40K → 25.2M1738-21#6686#6707
25.2M → Finish7042+28#6707#6679
TOTALS3855631-5246
📊

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