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BOSTON MARATHON 2024

Carleen Cox

MA

Bib: 27511 F

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:58/mi
34:04
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
11:54/mi
1:11:03
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
12:50/mi
1:50:55
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
13:12/mi
2:31:57
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
11:44/mi
2:39:57
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
13:37/mi
3:12:59
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
14:43/mi
3:58:42
↑ 181↓ 1480.2%
138 ft elev
20M
14:31/mi
4:18:25
↑ 64↓ 500.2%
148 ft elev
21M
15:30/mi
4:33:55
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
13:30/mi
4:44:01
↑ 17↓ 861.7%
156 ft elev
23M
14:40/mi
5:02:23
↑ 23↓ 630.6%
116 ft elev
24M
14:25/mi
5:16:48
↓ 821.3%
34 ft elev
40K· 24.85 mi
14:11/mi
5:28:56
↓ 200.3%
20 ft elev
25.2M
14:30/mi
5:33:56
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
12:10/mi
5:46:20
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:39:57
Pace12:12 /mi
2nd Half
Distance13.11 mi
Time3:06:23
Pace14:13 /mi
📊Positive Split: 16.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4234:0410:5834:04
10:58
-
10K
6.21 mi12:29:411:11:0311:2636:59
11:54
+0:56
15K
9.32 mi13:09:331:50:5511:5439:52
12:50
+0:56
20K
12.43 mi13:50:352:31:5712:1441:02
13:12
+0:22
Half
13.11 mi13:58:352:39:5712:128:00
11:44
-1:28
25K
15.53 mi14:31:373:12:5912:2533:02
13:37
+1:53
30K
18.64 mi15:17:203:58:4212:4845:43
14:43
+1:06
20M
20.00 mi15:37:034:18:2512:5519:43
14:31
-0:12
21M
21.00 mi15:52:334:33:5513:0315:30
15:30
+0:59
35K
21.75 mi16:02:394:44:0113:0410:06
13:30
-2:00
23M
23.00 mi16:21:015:02:2313:0918:22
14:40
+1:10
24M
24.00 mi16:35:265:16:4813:1214:25
14:25
-0:15
40K
24.85 mi16:47:345:28:5613:1412:08
14:11
-0:14
25.2M
25.20 mi16:52:345:33:5613:155:00
14:30
+0:19
Finish
26.22 mi17:04:585:46:2013:1312:24
12:10
-2:20

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

10:58 /mi

Average Pace

13:13 /mi

Slowest Pace

15:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:19

38% of race

Time at Steady Pace

1:36:18

28% of race

Time at Slower Pace

1:58:43

34% of race

Average Pace: 13:13 /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 mi11:52:4234:0410:5834:04
10:58
#24809
10K
6.21 mi12:29:411:11:0311:2636:59
11:54
#24979
15K
9.32 mi13:09:331:50:5511:5439:52
12:50
#25105
20K
12.43 mi13:50:352:31:5712:1441:02
13:12
#25110
Half
13.11 mi13:58:352:39:5712:128:00
11:44
#25091
25K
15.53 mi14:31:373:12:5912:2533:02
13:37
#25056
30K
18.64 mi15:17:203:58:4212:4845:43
14:43
#25048
20M
20.00 mi15:37:034:18:2512:5519:43
14:31
#25023
21M
21.00 mi15:52:334:33:5513:0315:30
15:30
#25017
35K
21.75 mi16:02:394:44:0113:0410:06
13:30
#24991
23M
23.00 mi16:21:015:02:2313:0918:22
14:40
#24981
24M
24.00 mi16:35:265:16:4813:1214:25
14:25
#24995
40K
24.85 mi16:47:345:28:5613:1412:08
14:11
#24983
25.2M
25.20 mi16:52:345:33:5613:155:00
14:30
#24965
Finish
26.22 mi17:04:585:46:2013:1312:24
12:10
#24936
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24809104451044525220(Top 99%)10713(Top 98%)10713(Top 230%)
10K6.21 mi3.10 mi24979-17010549-10410549-10425065(Top 98%)10605(Top 97%)10605(Top 228%)
15K9.32 mi3.11 mi25105-12610629-8010629-8025220(Top 99%)10713(Top 98%)10713(Top 230%)
20K12.43 mi3.11 mi25110-510641-1210641-1225012(Top 98%)10605(Top 97%)10605(Top 228%)
Half13.11 mi0.68 mi25091+1910631+1010631+1024363(Top 95%)10253(Top 94%)10253(Top 220%)
25K15.53 mi2.42 mi25056+3510614+1710614+1724694(Top 97%)10470(Top 96%)10470(Top 225%)
30K18.64 mi3.11 mi25048+810629-1510629-1524746(Top 97%)10544(Top 97%)10544(Top 226%)
20M20.00 mi1.36 mi25023+2510615+1410615+1424400(Top 95%)10419(Top 95%)10419(Top 224%)
21M21.00 mi1.00 mi25017+610614+110614+124098(Top 94%)10321(Top 94%)10321(Top 221%)
35K21.75 mi0.75 mi24991+2610608+610608+623829(Top 93%)10220(Top 94%)10220(Top 219%)
23M23.00 mi1.25 mi24981+1010606+210606+224414(Top 96%)10481(Top 96%)10481(Top 225%)
24M24.00 mi1.00 mi24995-1410618-1210618-1224501(Top 96%)10570(Top 97%)10570(Top 227%)
40K24.85 mi0.85 mi24983+1210619-110619-123839(Top 93%)10321(Top 94%)10321(Top 221%)
25.2M25.20 mi0.35 mi24965+1810610+910610+922397(Top 88%)9660(Top 88%)9660(Top 207%)
Finish26.22 mi1.02 mi24936+2910604+610604+623461(Top 92%)10146(Top 93%)10146(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

25220

Females

10713

F18-39

10713

5K→10K

3.1 - 6.2 mi

Top 98%
×5story building
+79ft-138ft

Overall

25065

Females

10605

F18-39

10605

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

25220

Females

10713

F18-39

10713

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

25012

Females

10605

F18-39

10605

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

24363

Females

10253

F18-39

10253

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

24694

Females

10470

F18-39

10470

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

24746

Females

10544

F18-39

10544

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

24400

Females

10419

F18-39

10419

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

24098

Females

10321

F18-39

10321

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

23829

Females

10220

F18-39

10220

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

24414

Females

10481

F18-39

10481

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

24501

Females

10570

F18-39

10570

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

23839

Females

10321

F18-39

10321

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

22397

Females

9660

F18-39

9660

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

23461

Females

10146

F18-39

10146

Passing Analysis

Category:
Athletes Passed
462
Passed By
589
Net Change
-127
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24809
5K → 10K52222-170#24809#24979
10K → 15K21147-126#24979#25105
15K → 20K4146-5#25105#25110
20K → Half190+19#25110#25091
Half → 25K5823+35#25091#25056
25K → 30K5951+8#25056#25048
30K → 20M3712+25#25048#25023
20M → 21M2317+6#25023#25017
21M → 35K348+26#25017#24991
35K → 23M2515+10#24991#24981
23M → 24M1529-14#24981#24995
24M → 40K2210+12#24995#24983
40K → 25.2M202+18#24983#24965
25.2M → Finish367+29#24965#24936
TOTALS462589-127
📊

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