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BOSTON MARATHON 2024

Karla Decoran

Bib: 16464•F

BC

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 46%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
7:57/mi
24:42
↑ 97↓ 3451.5%
10K· 6.21 mi
8:03/mi
49:43
↑ 79↓ 1380.4%
15K· 9.32 mi
8:21/mi
1:15:40
↑ 67↓ 78
20K· 12.43 mi
9:04/mi
1:43:51
↑ 106↓ 860.1%
Half· 13.11 mi
8:36/mi
1:49:43
↑ 19↓ 370.5%
25K· 15.53 mi
9:13/mi
2:12:05
↑ 66↓ 880.2%
30K· 18.64 mi
9:25/mi
2:41:19
↑ 181↓ 1480.2%
20M
9:13/mi
2:53:50
↑ 64↓ 500.2%
21M
9:47/mi
3:03:37
↑ 106↓ 241.6%
35K· 21.75 mi
8:39/mi
3:10:05
↑ 17↓ 861.7%
23M
9:12/mi
3:21:36
↑ 23↓ 630.6%
24M
9:08/mi
3:30:44
↓ 821.3%
40K· 24.85 mi
9:30/mi
3:38:51
↓ 200.3%
25.2M
9:46/mi
3:42:13
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:50:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:43
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time2:00:59
Pace9:14 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1824:427:5724:42
7:57
-
10K
6.21 mi11:40:1949:438:0025:01
8:03
+0:06
15K
9.32 mi12:06:161:15:408:0725:57
8:21
+0:18
20K
12.43 mi12:34:271:43:518:2128:11
9:04
+0:43
Half
13.11 mi12:40:191:49:438:225:52
8:36
-0:28
25K
15.53 mi13:02:412:12:058:3022:22
9:13
+0:37
30K
18.64 mi13:31:552:41:198:3929:14
9:25
+0:12
20M
20.00 mi13:44:262:53:508:4112:31
9:13
-0:12
21M
21.00 mi13:54:133:03:378:459:47
9:47
+0:34
35K
21.75 mi14:00:413:10:058:446:28
8:39
-1:08
23M
23.00 mi14:12:123:21:368:4611:31
9:12
+0:33
24M
24.00 mi14:21:203:30:448:479:08
9:08
-0:04
40K
24.85 mi14:29:273:38:518:488:07
9:30
+0:22
25.2M
25.20 mi14:32:493:42:138:493:22
9:46
+0:16
Finish
26.22 mi14:41:183:50:428:488:29
8:19
-1:27

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

7:57 /mi

Average Pace

8:48 /mi

Slowest Pace

9:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:29

42% of race

Time at Steady Pace

1:52:57

49% of race

Time at Slower Pace

21:16

9% of race

Average Pace: 8:48 /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 mi11:15:1824:427:5724:42
7:57
#14279
10K
6.21 mi11:40:1949:438:0025:01
8:03
#14420
15K
9.32 mi12:06:161:15:408:0725:57
8:21
#14842
20K
12.43 mi12:34:271:43:518:2128:11
9:04
#15597
Half
13.11 mi12:40:191:49:438:225:52
8:36
#15636
25K
15.53 mi13:02:412:12:058:3022:22
9:13
#15770
30K
18.64 mi13:31:552:41:198:3929:14
9:25
#15645
20M
20.00 mi13:44:262:53:508:4112:31
9:13
#15448
21M
21.00 mi13:54:133:03:378:459:47
9:47
#15235
35K
21.75 mi14:00:413:10:058:446:28
8:39
#15113
23M
23.00 mi14:12:123:21:368:4611:31
9:12
#14911
24M
24.00 mi14:21:203:30:448:479:08
9:08
#14764
40K
24.85 mi14:29:273:38:518:488:07
9:30
#14672
25.2M
25.20 mi14:32:493:42:138:493:22
9:46
#14576
Finish
26.22 mi14:41:183:50:428:488:29
8:19
#14408
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi142794494449415580(Top 61%)5309(Top 49%)5309(Top 114%)
10K6.21 mi3.10 mi14420-1414587-934587-9314573(Top 57%)4671(Top 43%)4671(Top 100%)
15K9.32 mi3.11 mi14842-4224847-2604847-26015580(Top 61%)5309(Top 49%)5309(Top 114%)
20K12.43 mi3.11 mi15597-7555322-4755322-47517647(Top 69%)6509(Top 60%)6509(Top 140%)
Half13.11 mi0.68 mi15636-395357-355357-3516269(Top 64%)5777(Top 53%)5777(Top 124%)
25K15.53 mi2.42 mi15770-1345470-1135470-11316519(Top 65%)5998(Top 55%)5998(Top 129%)
30K18.64 mi3.11 mi15645+1255461+95461+915082(Top 59%)5459(Top 50%)5459(Top 117%)
20M20.00 mi1.36 mi15448+1975388+735388+7313214(Top 52%)4692(Top 43%)4692(Top 101%)
21M21.00 mi1.00 mi15235+2135317+715317+7112079(Top 47%)4305(Top 39%)4305(Top 92%)
35K21.75 mi0.75 mi15113+1225264+535264+5311568(Top 45%)4065(Top 37%)4065(Top 87%)
23M23.00 mi1.25 mi14911+2025200+645200+6412138(Top 48%)4481(Top 41%)4481(Top 96%)
24M24.00 mi1.00 mi14764+1475168+325168+3212812(Top 50%)4831(Top 44%)4831(Top 104%)
40K24.85 mi0.85 mi14672+925147+215147+2113097(Top 51%)5092(Top 47%)5092(Top 109%)
25.2M25.20 mi0.35 mi14576+965109+385109+389995(Top 39%)3639(Top 33%)3639(Top 78%)
Finish26.22 mi1.02 mi14408+1685038+715038+7110544(Top 41%)3776(Top 35%)3776(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

15580

Females

5309

F18-39

5309

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

14573

Females

4671

F18-39

4671

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

15580

Females

5309

F18-39

5309

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

17647

Females

6509

F18-39

6509

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16269

Females

5777

F18-39

5777

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

16519

Females

5998

F18-39

5998

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15082

Females

5459

F18-39

5459

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13214

Females

4692

F18-39

4692

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12079

Females

4305

F18-39

4305

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

11568

Females

4065

F18-39

4065

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

12138

Females

4481

F18-39

4481

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

12812

Females

4831

F18-39

4831

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13097

Females

5092

F18-39

5092

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

9995

Females

3639

F18-39

3639

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10544

Females

3776

F18-39

3776

Passing Analysis

Category:
Athletes Passed
2351
Passed By
2480
Net Change
-129
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14279
5K → 10K229370-141#14279#14420
10K → 15K115537-422#14420#14842
15K → 20K84839-755#14842#15597
20K → Half2766-39#15597#15636
Half → 25K181315-134#15636#15770
25K → 30K310185+125#15770#15645
30K → 20M22427+197#15645#15448
20M → 21M24330+213#15448#15235
21M → 35K13210+122#15235#15113
35K → 23M22119+202#15113#14911
23M → 24M17326+147#14911#14764
24M → 40K13442+92#14764#14672
40K → 25.2M1004+96#14672#14576
25.2M → Finish17810+168#14576#14408
TOTALS23512480-129
📊

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