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BOSTON MARATHON 2023

Kadeem Mcpherson

Bib: 2528•M

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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Division (M18-39)
#0 / 5285
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:02
Rank: #2011
Start → 5K
20:02 | 6:27/mi
10K· 6.21 mi
40:05
Rank: #2231 (-220)
5K → 10K
20:03 | 6:27/mi
15K· 9.32 mi
1:00:15
Rank: #2334 (-103)
10K → 15K
20:10 | 6:29/mi
20K· 12.43 mi
1:20:15
Rank: #2224 (+110)
15K → 20K
20:00 | 6:26/mi
Half· 13.11 mi
1:24:36
Rank: #2217 (+7)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:40:16
Rank: #2162 (+55)
Half → 25K
15:40 | 6:28/mi
30K· 18.64 mi
2:00:39
Rank: #2078 (+84)
25K → 30K
20:23 | 6:34/mi
20M
2:09:27
Rank: #2003 (+75)
30K → 20M
8:48 | 6:29/mi
21M
2:16:15
Rank: #1954 (+49)
20M → 21M
6:48 | 6:48/mi
35K· 21.75 mi
2:20:57
Rank: #1918 (+36)
21M → 35K
4:42 | 6:17/mi
23M
2:29:07
Rank: #1865 (+53)
35K → 23M
8:10 | 6:31/mi
24M
2:35:26
Rank: #1823 (+42)
23M → 24M
6:19 | 6:19/mi
40K· 24.85 mi
2:40:52
Rank: #1760 (+63)
24M → 40K
5:26 | 6:21/mi
25.2M
2:43:11
Rank: #1739 (+21)
40K → 25.2M
2:19 | 6:43/mi
Finish· 26.22 mi
2:49:17
Rank: #1659 (+80)
25.2M → Finish
6:06 | 5:59/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:24:36
Pace6:27 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:24:41
Pace6:28 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:4920:026:2720:02
6:27
-
10K
6.21 mi10:40:5240:056:2720:03
6:27
0:00
15K
9.32 mi11:01:021:00:156:2820:10
6:29
+0:02
20K
12.43 mi11:21:021:20:156:2720:00
6:26
-0:03
Half
13.11 mi11:25:231:24:366:274:21
6:23
-0:03
25K
15.53 mi11:41:031:40:166:2715:40
6:28
+0:05
30K
18.64 mi12:01:262:00:396:2820:23
6:34
+0:06
20M
20.00 mi12:10:142:09:276:288:48
6:29
-0:05
21M
21.00 mi12:17:022:16:156:296:48
6:48
+0:19
35K
21.75 mi12:21:442:20:576:294:42
6:17
-0:31
23M
23.00 mi12:29:542:29:076:298:10
6:31
+0:14
24M
24.00 mi12:36:132:35:266:296:19
6:19
-0:12
40K
24.85 mi12:41:392:40:526:285:26
6:21
+0:02
25.2M
25.20 mi12:43:582:43:116:292:19
6:43
+0:22
Finish
26.22 mi12:50:042:49:176:286:06
5:59
-0:44

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

5:59 /mi

Average Pace

6:28 /mi

Slowest Pace

6:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:10

95% of race

Time at Steady Pace

9:07

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:27 /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 mi10:20:4920:026:2720:02
6:27
#2011
10K
6.21 mi10:40:5240:056:2720:03
6:27
#2231
15K
9.32 mi11:01:021:00:156:2820:10
6:29
#2334
20K
12.43 mi11:21:021:20:156:2720:00
6:26
#2224
Half
13.11 mi11:25:231:24:366:274:21
6:23
#2217
25K
15.53 mi11:41:031:40:166:2715:40
6:28
#2162
30K
18.64 mi12:01:262:00:396:2820:23
6:34
#2078
20M
20.00 mi12:10:142:09:276:288:48
6:29
#2003
21M
21.00 mi12:17:022:16:156:296:48
6:48
#1954
35K
21.75 mi12:21:442:20:576:294:42
6:17
#1918
23M
23.00 mi12:29:542:29:076:298:10
6:31
#1865
24M
24.00 mi12:36:132:35:266:296:19
6:19
#1823
40K
24.85 mi12:41:392:40:526:285:26
6:21
#1760
25.2M
25.20 mi12:43:582:43:116:292:19
6:43
#1739
Finish
26.22 mi12:50:042:49:176:286:06
5:59
#1659
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2011191819182573(Top 10%)2468(Top 16%)2468(Top 47%)
10K6.21 mi3.10 mi2231-2202133-2152133-2152499(Top 9%)2388(Top 16%)2388(Top 45%)
15K9.32 mi3.11 mi2334-1032234-1012234-1012573(Top 10%)2468(Top 16%)2468(Top 47%)
20K12.43 mi3.11 mi2224+1102129+1052129+1051970(Top 7%)1891(Top 12%)1891(Top 36%)
Half13.11 mi0.68 mi2217+72123+62123+62073(Top 8%)1989(Top 13%)1989(Top 38%)
25K15.53 mi2.42 mi2162+552073+502073+501990(Top 7%)1905(Top 13%)1905(Top 36%)
30K18.64 mi3.11 mi2078+841994+791994+791797(Top 7%)1720(Top 11%)1720(Top 33%)
20M20.00 mi1.36 mi2003+751919+751919+751365(Top 5%)1302(Top 9%)1302(Top 25%)
21M21.00 mi1.00 mi1954+491870+491870+491401(Top 5%)1335(Top 9%)1335(Top 25%)
35K21.75 mi0.75 mi1918+361837+331837+331513(Top 6%)1437(Top 9%)1437(Top 27%)
23M23.00 mi1.25 mi1865+531785+521785+521506(Top 6%)1431(Top 9%)1431(Top 27%)
24M24.00 mi1.00 mi1823+421743+421743+421387(Top 5%)1313(Top 9%)1313(Top 25%)
40K24.85 mi0.85 mi1760+631682+611682+611069(Top 4%)1012(Top 7%)1012(Top 19%)
25.2M25.20 mi0.35 mi1739+211662+201662+20956(Top 4%)912(Top 6%)912(Top 17%)
Finish26.22 mi1.02 mi1659+801583+791583+79700(Top 3%)669(Top 4%)669(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2573

Males

2468

M18-39

2468

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2499

Males

2388

M18-39

2388

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2573

Males

2468

M18-39

2468

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1970

Males

1891

M18-39

1891

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2073

Males

1989

M18-39

1989

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1990

Males

1905

M18-39

1905

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1797

Males

1720

M18-39

1720

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1365

Males

1302

M18-39

1302

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1401

Males

1335

M18-39

1335

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1513

Males

1437

M18-39

1437

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1506

Males

1431

M18-39

1431

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1387

Males

1313

M18-39

1313

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1069

Males

1012

M18-39

1012

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

956

Males

912

M18-39

912

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

700

Males

669

M18-39

669

Passing Analysis

Category:
Athletes Passed
866
Passed By
514
Net Change
+352
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2011
5K → 10K34254-220#2011#2231
10K → 15K42145-103#2231#2334
15K → 20K12818+110#2334#2224
20K → Half169+7#2224#2217
Half → 25K7217+55#2217#2162
25K → 30K11531+84#2162#2078
30K → 20M794+75#2078#2003
20M → 21M6011+49#2003#1954
21M → 35K382+36#1954#1918
35K → 23M596+53#1918#1865
23M → 24M497+42#1865#1823
24M → 40K652+63#1823#1760
40K → 25.2M254+21#1760#1739
25.2M → Finish844+80#1739#1659
TOTALS866514+352
📊

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