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BOSTON MARATHON 2023

Cody Croft

Bib: 30492•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:39/mi
26:54
↑ 97↓ 3451.5%
10K· 6.21 mi
7:47/mi
51:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:43/mi
1:15:04
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:39:26
↑ 106↓ 860.1%
Half· 13.11 mi
7:43/mi
1:44:42
↑ 19↓ 370.5%
25K· 15.53 mi
8:25/mi
2:05:07
↑ 66↓ 880.2%
30K· 18.64 mi
8:30/mi
2:31:30
↑ 181↓ 1480.2%
20M
8:48/mi
2:43:27
↑ 64↓ 500.2%
21M
9:13/mi
2:52:40
↑ 106↓ 241.6%
35K· 21.75 mi
8:31/mi
2:59:02
↑ 17↓ 861.7%
23M
8:50/mi
3:10:05
↑ 23↓ 630.6%
24M
8:49/mi
3:18:54
↓ 821.3%
40K· 24.85 mi
9:26/mi
3:26:58
↓ 200.3%
25.2M
10:12/mi
3:30:29
↑ 13↓ 160.2%
Finish· 26.22 mi
8:49/mi
3:39:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:42
Pace7:59 /mi
2nd Half
Distance13.11 mi
Time1:54:46
Pace8:45 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:1526:548:3926:54
8:39
-
10K
6.21 mi12:12:2651:058:1324:11
7:47
-0:52
15K
9.32 mi12:36:251:15:048:0323:59
7:43
-0:04
20K
12.43 mi13:00:471:39:268:0024:22
7:51
+0:08
Half
13.11 mi13:06:031:44:427:595:16
7:43
-0:08
25K
15.53 mi13:26:282:05:078:0320:25
8:25
+0:42
30K
18.64 mi13:52:512:31:308:0826:23
8:30
+0:05
20M
20.00 mi14:04:482:43:278:1011:57
8:48
+0:18
21M
21.00 mi14:14:012:52:408:139:13
9:13
+0:25
35K
21.75 mi14:20:232:59:028:146:22
8:31
-0:42
23M
23.00 mi14:31:263:10:058:1611:03
8:50
+0:19
24M
24.00 mi14:40:153:18:548:178:49
8:49
-0:01
40K
24.85 mi14:48:193:26:588:208:04
9:26
+0:37
25.2M
25.20 mi14:51:503:30:298:213:31
10:12
+0:46
Finish
26.22 mi15:00:493:39:288:238:59
8:49
-1:23

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

7:43 /mi

Average Pace

8:23 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:48

35% of race

Time at Steady Pace

2:00:52

55% of race

Time at Slower Pace

20:48

9% of race

Average Pace: 8:22 /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 mi11:48:1526:548:3926:54
8:39
#18611
10K
6.21 mi12:12:2651:058:1324:11
7:47
#15961
15K
9.32 mi12:36:251:15:048:0323:59
7:43
#14771
20K
12.43 mi13:00:471:39:268:0024:22
7:51
#14114
Half
13.11 mi13:06:031:44:427:595:16
7:43
#13997
25K
15.53 mi13:26:282:05:078:0320:25
8:25
#14301
30K
18.64 mi13:52:512:31:308:0826:23
8:30
#14304
20M
20.00 mi14:04:482:43:278:1011:57
8:48
#14350
21M
21.00 mi14:14:012:52:408:139:13
9:13
#14363
35K
21.75 mi14:20:232:59:028:146:22
8:31
#14396
23M
23.00 mi14:31:263:10:058:1611:03
8:50
#14431
24M
24.00 mi14:40:153:18:548:178:49
8:49
#14491
40K
24.85 mi14:48:193:26:588:208:04
9:26
#14649
25.2M
25.20 mi14:51:503:30:298:213:31
10:12
#14690
Finish
26.22 mi15:00:493:39:288:238:59
8:49
#14804
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18611116441164412009(Top 45%)9091(Top 60%)9091(Top 172%)
10K6.21 mi3.10 mi15961+265010679+96510679+96512982(Top 49%)9549(Top 63%)9549(Top 181%)
15K9.32 mi3.11 mi14771+119010231+44810231+44812009(Top 45%)9091(Top 60%)9091(Top 172%)
20K12.43 mi3.11 mi14114+6579944+2879944+28712093(Top 45%)9058(Top 60%)9058(Top 171%)
Half13.11 mi0.68 mi13997+1179896+489896+4812022(Top 45%)9099(Top 60%)9099(Top 172%)
25K15.53 mi2.42 mi14301-30410001-10510001-10515700(Top 59%)10414(Top 69%)10414(Top 197%)
30K18.64 mi3.11 mi14304-39951+509951+5014255(Top 54%)9752(Top 64%)9752(Top 185%)
20M20.00 mi1.36 mi14350-469942+99942+915375(Top 58%)10152(Top 67%)10152(Top 192%)
21M21.00 mi1.00 mi14363-139929+139929+1314540(Top 55%)9736(Top 64%)9736(Top 184%)
35K21.75 mi0.75 mi14396-339937-89937-815351(Top 58%)10004(Top 66%)10004(Top 189%)
23M23.00 mi1.25 mi14431-359919+189919+1815112(Top 57%)9849(Top 65%)9849(Top 186%)
24M24.00 mi1.00 mi14491-609925-69925-616261(Top 61%)10285(Top 68%)10285(Top 195%)
40K24.85 mi0.85 mi14649-1589957-329957-3218066(Top 68%)11062(Top 73%)11062(Top 209%)
25.2M25.20 mi0.35 mi14690-419969-129969-1218059(Top 68%)11042(Top 73%)11042(Top 209%)
Finish26.22 mi1.02 mi14804-1149994-259994-2517086(Top 64%)10643(Top 70%)10643(Top 201%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12009

Males

9091

M18-39

9091

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

12982

Males

9549

M18-39

9549

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12009

Males

9091

M18-39

9091

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12093

Males

9058

M18-39

9058

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12022

Males

9099

M18-39

9099

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15700

Males

10414

M18-39

10414

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

14255

Males

9752

M18-39

9752

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

15375

Males

10152

M18-39

10152

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14540

Males

9736

M18-39

9736

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

15351

Males

10004

M18-39

10004

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

15112

Males

9849

M18-39

9849

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

16261

Males

10285

M18-39

10285

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18066

Males

11062

M18-39

11062

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18059

Males

11042

M18-39

11042

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

17086

Males

10643

M18-39

10643

Passing Analysis

Category:
Athletes Passed
5277
Passed By
1470
Net Change
+3807
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18611
5K → 10K266515+2650#18611#15961
10K → 15K11922+1190#15961#14771
15K → 20K66912+657#14771#14114
20K → Half1214+117#14114#13997
Half → 25K64368-304#13997#14301
25K → 30K191194-3#14301#14304
30K → 20M73119-46#14304#14350
20M → 21M6881-13#14350#14363
21M → 35K3366-33#14363#14396
35K → 23M76111-35#14396#14431
23M → 24M57117-60#14431#14491
24M → 40K26184-158#14491#14649
40K → 25.2M1455-41#14649#14690
25.2M → Finish28142-114#14690#14804
TOTALS52771470+3807
📊

Passing Visuals

Category:
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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