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BOSTON MARATHON 2024

Carmichael Caldwell

Bib: 2147•M

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 4%
Gender (Male)
#0 / 14578
Top 7%
Division (M18-39)
#0 / 4849
Top 17%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:17
Rank: #1651
Start → 5K
19:17 | 6:12/mi
10K· 6.21 mi
38:10
Rank: #1343 (+308)
5K → 10K
18:53 | 6:05/mi
15K· 9.32 mi
57:02
Rank: #1174 (+169)
10K → 15K
18:52 | 6:04/mi
20K· 12.43 mi
1:16:11
Rank: #1104 (+70)
15K → 20K
19:09 | 6:10/mi
Half· 13.11 mi
1:20:21
Rank: #1089 (+15)
20K → Half
4:10 | 6:06/mi
25K· 15.53 mi
1:35:33
Rank: #1055 (+34)
Half → 25K
15:12 | 6:16/mi
30K· 18.64 mi
1:55:56
Rank: #1035 (+20)
25K → 30K
20:23 | 6:34/mi
20M
2:04:59
Rank: #1012 (+23)
30K → 20M
9:03 | 6:40/mi
21M
2:12:16
Rank: #1028 (-16)
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:17:09
Rank: #1023 (+5)
21M → 35K
4:53 | 6:32/mi
23M
2:25:56
Rank: #1043 (-20)
35K → 23M
8:47 | 7:01/mi
24M
2:32:40
Rank: #1048 (-5)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:38:30
Rank: #1034 (+14)
24M → 40K
5:50 | 6:49/mi
25.2M
2:41:15
Rank: #1043 (-9)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
2:48:20
Rank: #1074 (-31)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:21
Pace6:08 /mi
2nd Half
Distance13.11 mi
Time1:27:59
Pace6:43 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1419:176:1219:17
6:12
-
10K
6.21 mi10:39:0738:106:0918:53
6:05
-0:07
15K
9.32 mi10:57:5957:026:0718:52
6:04
-0:01
20K
12.43 mi11:17:081:16:116:0819:09
6:10
+0:06
Half
13.11 mi11:21:181:20:216:084:10
6:06
-0:04
25K
15.53 mi11:36:301:35:336:0915:12
6:16
+0:10
30K
18.64 mi11:56:531:55:566:1320:23
6:34
+0:18
20M
20.00 mi12:05:562:04:596:159:03
6:40
+0:06
21M
21.00 mi12:13:132:12:166:187:17
7:17
+0:37
35K
21.75 mi12:18:062:17:096:184:53
6:32
-0:45
23M
23.00 mi12:26:532:25:566:218:47
7:01
+0:29
24M
24.00 mi12:33:372:32:406:226:44
6:44
-0:17
40K
24.85 mi12:39:272:38:306:235:50
6:49
+0:05
25.2M
25.20 mi12:42:122:41:156:242:45
7:58
+1:09
Finish
26.22 mi12:49:172:48:206:257:05
6:57
-1:01

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

6:04 /mi

Average Pace

6:25 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:33

57% of race

Time at Steady Pace

46:53

28% of race

Time at Slower Pace

25:54

15% of race

Average Pace: 6:25 /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 mi10:20:1419:176:1219:17
6:12
#1651
10K
6.21 mi10:39:0738:106:0918:53
6:05
#1343
15K
9.32 mi10:57:5957:026:0718:52
6:04
#1174
20K
12.43 mi11:17:081:16:116:0819:09
6:10
#1104
Half
13.11 mi11:21:181:20:216:084:10
6:06
#1089
25K
15.53 mi11:36:301:35:336:0915:12
6:16
#1055
30K
18.64 mi11:56:531:55:566:1320:23
6:34
#1035
20M
20.00 mi12:05:562:04:596:159:03
6:40
#1012
21M
21.00 mi12:13:132:12:166:187:17
7:17
#1028
35K
21.75 mi12:18:062:17:096:184:53
6:32
#1023
23M
23.00 mi12:26:532:25:566:218:47
7:01
#1043
24M
24.00 mi12:33:372:32:406:226:44
6:44
#1048
40K
24.85 mi12:39:272:38:306:235:50
6:49
#1034
25.2M
25.20 mi12:42:122:41:156:242:45
7:58
#1043
Finish
26.22 mi12:49:172:48:206:257:05
6:57
#1074
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi165115931593973(Top 4%)937(Top 6%)937(Top 19%)
10K6.21 mi3.10 mi1343+3081300+2931300+2931092(Top 4%)1054(Top 7%)1054(Top 22%)
15K9.32 mi3.11 mi1174+1691135+1651135+165973(Top 4%)937(Top 6%)937(Top 19%)
20K12.43 mi3.11 mi1104+701066+691066+69958(Top 4%)924(Top 6%)924(Top 19%)
Half13.11 mi0.68 mi1089+151052+141052+141058(Top 4%)1024(Top 7%)1024(Top 21%)
25K15.53 mi2.42 mi1055+341019+331019+331038(Top 4%)1000(Top 7%)1000(Top 21%)
30K18.64 mi3.11 mi1035+20999+20999+201209(Top 5%)1153(Top 8%)1153(Top 24%)
20M20.00 mi1.36 mi1012+23975+24975+241231(Top 5%)1166(Top 8%)1166(Top 24%)
21M21.00 mi1.00 mi1028-16990-15990-151784(Top 7%)1670(Top 11%)1670(Top 34%)
35K21.75 mi0.75 mi1023+5982+8982+81322(Top 5%)1246(Top 9%)1246(Top 26%)
23M23.00 mi1.25 mi1043-201000-181000-181969(Top 8%)1799(Top 12%)1799(Top 37%)
24M24.00 mi1.00 mi1048-51004-41004-41453(Top 6%)1346(Top 9%)1346(Top 28%)
40K24.85 mi0.85 mi1034+14989+15989+151347(Top 5%)1238(Top 8%)1238(Top 26%)
25.2M25.20 mi0.35 mi1043-9997-8997-82607(Top 10%)2230(Top 15%)2230(Top 46%)
Finish26.22 mi1.02 mi1074-311027-301027-302912(Top 11%)2450(Top 17%)2450(Top 51%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

973

Males

937

M18-39

937

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1092

Males

1054

M18-39

1054

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

973

Males

937

M18-39

937

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

958

Males

924

M18-39

924

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1058

Males

1024

M18-39

1024

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1038

Males

1000

M18-39

1000

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1209

Males

1153

M18-39

1153

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1231

Males

1166

M18-39

1166

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1784

Males

1670

M18-39

1670

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1322

Males

1246

M18-39

1246

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

1969

Males

1799

M18-39

1799

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1453

Males

1346

M18-39

1346

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1347

Males

1238

M18-39

1238

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2607

Males

2230

M18-39

2230

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2912

Males

2450

M18-39

2450

Passing Analysis

Category:
Athletes Passed
905
Passed By
328
Net Change
+577
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1651
5K → 10K3146+308#1651#1343
10K → 15K1723+169#1343#1174
15K → 20K8111+70#1174#1104
20K → Half194+15#1104#1089
Half → 25K6531+34#1089#1055
25K → 30K6949+20#1055#1035
30K → 20M5229+23#1035#1012
20M → 21M2440-16#1012#1028
21M → 35K1914+5#1028#1023
35K → 23M2040-20#1023#1043
23M → 24M2227-5#1043#1048
24M → 40K2612+14#1048#1034
40K → 25.2M817-9#1034#1043
25.2M → Finish1445-31#1043#1074
TOTALS905328+577
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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