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BOSTON MARATHON 2023

Kieran Mccormack

Bib: 3213•M

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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 11%
Division (M18-39)
#0 / 5285
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:07
Rank: #2143
Start → 5K
20:07 | 6:28/mi
10K· 6.21 mi
39:57
Rank: #2127 (+16)
5K → 10K
19:50 | 6:23/mi
15K· 9.32 mi
59:59
Rank: #2175 (-48)
10K → 15K
20:02 | 6:27/mi
20K· 12.43 mi
1:19:59
Rank: #2120 (+55)
15K → 20K
20:00 | 6:26/mi
Half· 13.11 mi
1:24:17
Rank: #2092 (+28)
20K → Half
4:18 | 6:18/mi
25K· 15.53 mi
1:39:53
Rank: #2046 (+46)
Half → 25K
15:36 | 6:26/mi
30K· 18.64 mi
2:00:24
Rank: #2012 (+34)
25K → 30K
20:31 | 6:36/mi
20M
2:09:17
Rank: #1955 (+57)
30K → 20M
8:53 | 6:32/mi
21M
2:16:09
Rank: #1927 (+28)
20M → 21M
6:52 | 6:52/mi
35K· 21.75 mi
2:20:53
Rank: #1906 (+21)
21M → 35K
4:44 | 6:20/mi
23M
2:29:03
Rank: #1851 (+55)
35K → 23M
8:10 | 6:31/mi
24M
2:35:29
Rank: #1832 (+19)
23M → 24M
6:26 | 6:26/mi
40K· 24.85 mi
2:41:04
Rank: #1809 (+23)
24M → 40K
5:35 | 6:32/mi
25.2M
2:43:31
Rank: #1805 (+4)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:50:05
Rank: #1800 (+5)
25.2M → Finish
6:34 | 6:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:17
Pace6:26 /mi
2nd Half
Distance13.11 mi
Time1:25:48
Pace6:33 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1620:076:2820:07
6:28
-
10K
6.21 mi10:41:0639:576:2619:50
6:23
-0:05
15K
9.32 mi11:01:0859:596:2620:02
6:27
+0:04
20K
12.43 mi11:21:081:19:596:2620:00
6:26
-0:01
Half
13.11 mi11:25:261:24:176:264:18
6:18
-0:08
25K
15.53 mi11:41:021:39:536:2615:36
6:26
+0:08
30K
18.64 mi12:01:332:00:246:2820:31
6:36
+0:10
20M
20.00 mi12:10:262:09:176:288:53
6:32
-0:04
21M
21.00 mi12:17:182:16:096:296:52
6:52
+0:20
35K
21.75 mi12:22:022:20:536:294:44
6:20
-0:32
23M
23.00 mi12:30:122:29:036:298:10
6:31
+0:11
24M
24.00 mi12:36:382:35:296:296:26
6:26
-0:05
40K
24.85 mi12:42:132:41:046:295:35
6:32
+0:06
25.2M
25.20 mi12:44:402:43:316:292:27
7:06
+0:34
Finish
26.22 mi12:51:142:50:056:306:34
6:27
-0:39

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

6:18 /mi

Average Pace

6:30 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:38

99% of race

Time at Steady Pace

2:27

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:21:1620:076:2820:07
6:28
#2143
10K
6.21 mi10:41:0639:576:2619:50
6:23
#2127
15K
9.32 mi11:01:0859:596:2620:02
6:27
#2175
20K
12.43 mi11:21:081:19:596:2620:00
6:26
#2120
Half
13.11 mi11:25:261:24:176:264:18
6:18
#2092
25K
15.53 mi11:41:021:39:536:2615:36
6:26
#2046
30K
18.64 mi12:01:332:00:246:2820:31
6:36
#2012
20M
20.00 mi12:10:262:09:176:288:53
6:32
#1955
21M
21.00 mi12:17:182:16:096:296:52
6:52
#1927
35K
21.75 mi12:22:022:20:536:294:44
6:20
#1906
23M
23.00 mi12:30:122:29:036:298:10
6:31
#1851
24M
24.00 mi12:36:382:35:296:296:26
6:26
#1832
40K
24.85 mi12:42:132:41:046:295:35
6:32
#1809
25.2M
25.20 mi12:44:402:43:316:292:27
7:06
#1805
Finish
26.22 mi12:51:142:50:056:306:34
6:27
#1800
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2143204320432342(Top 9%)2248(Top 15%)2248(Top 43%)
10K6.21 mi3.10 mi2127+162036+72036+72154(Top 8%)2063(Top 14%)2063(Top 39%)
15K9.32 mi3.11 mi2175-482086-502086-502342(Top 9%)2248(Top 15%)2248(Top 43%)
20K12.43 mi3.11 mi2120+552031+552031+551973(Top 7%)1894(Top 12%)1894(Top 36%)
Half13.11 mi0.68 mi2092+282003+282003+281783(Top 7%)1712(Top 11%)1712(Top 32%)
25K15.53 mi2.42 mi2046+461961+421961+421875(Top 7%)1797(Top 12%)1797(Top 34%)
30K18.64 mi3.11 mi2012+341929+321929+321958(Top 7%)1871(Top 12%)1871(Top 35%)
20M20.00 mi1.36 mi1955+571872+571872+571599(Top 6%)1527(Top 10%)1527(Top 29%)
21M21.00 mi1.00 mi1927+281844+281844+281640(Top 6%)1561(Top 10%)1561(Top 30%)
35K21.75 mi0.75 mi1906+211825+191825+191672(Top 6%)1590(Top 10%)1590(Top 30%)
23M23.00 mi1.25 mi1851+551771+541771+541511(Top 6%)1436(Top 9%)1436(Top 27%)
24M24.00 mi1.00 mi1832+191752+191752+191805(Top 7%)1701(Top 11%)1701(Top 32%)
40K24.85 mi0.85 mi1809+231731+211731+211648(Top 6%)1551(Top 10%)1551(Top 29%)
25.2M25.20 mi0.35 mi1805+41726+51726+52090(Top 8%)1946(Top 13%)1946(Top 37%)
Finish26.22 mi1.02 mi1800+51719+71719+72197(Top 8%)2037(Top 13%)2037(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2342

Males

2248

M18-39

2248

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2154

Males

2063

M18-39

2063

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2342

Males

2248

M18-39

2248

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1973

Males

1894

M18-39

1894

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1783

Males

1712

M18-39

1712

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1875

Males

1797

M18-39

1797

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1958

Males

1871

M18-39

1871

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1599

Males

1527

M18-39

1527

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1640

Males

1561

M18-39

1561

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1672

Males

1590

M18-39

1590

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1511

Males

1436

M18-39

1436

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1805

Males

1701

M18-39

1701

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1648

Males

1551

M18-39

1551

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2090

Males

1946

M18-39

1946

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2197

Males

2037

M18-39

2037

Passing Analysis

Category:
Athletes Passed
754
Passed By
411
Net Change
+343
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2143
5K → 10K120104+16#2143#2127
10K → 15K4593-48#2127#2175
15K → 20K8732+55#2175#2120
20K → Half313+28#2120#2092
Half → 25K6620+46#2092#2046
25K → 30K8147+34#2046#2012
30K → 20M7114+57#2012#1955
20M → 21M4820+28#1955#1927
21M → 35K276+21#1927#1906
35K → 23M616+55#1906#1851
23M → 24M3213+19#1851#1832
24M → 40K3512+23#1832#1809
40K → 25.2M2016+4#1809#1805
25.2M → Finish3025+5#1805#1800
TOTALS754411+343
📊

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