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BOSTON MARATHON 2024

Kelsey Mancini

Bib: 24790•F

MA

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

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
9:09/mi
28:25
↑ 97↓ 3451.5%
10K· 6.21 mi
9:06/mi
56:40
↑ 79↓ 1380.4%
15K· 9.32 mi
9:35/mi
1:26:25
↑ 67↓ 78
20K· 12.43 mi
10:01/mi
1:57:33
↑ 106↓ 860.1%
Half· 13.11 mi
9:57/mi
2:04:20
↑ 19↓ 370.5%
25K· 15.53 mi
10:27/mi
2:29:41
↑ 66↓ 880.2%
30K· 18.64 mi
11:15/mi
3:04:37
↑ 181↓ 1480.2%
20M
11:33/mi
3:20:19
↑ 64↓ 500.2%
21M
11:42/mi
3:32:01
↑ 106↓ 241.6%
35K· 21.75 mi
11:39/mi
3:40:44
↑ 17↓ 861.7%
23M
11:17/mi
3:54:52
↑ 23↓ 630.6%
24M
11:16/mi
4:06:08
↓ 821.3%
40K· 24.85 mi
11:07/mi
4:15:38
↓ 200.3%
25.2M
12:11/mi
4:19:50
↑ 13↓ 160.2%
Finish· 26.22 mi
9:41/mi
4:29:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:20
Pace9:29 /mi
2nd Half
Distance13.11 mi
Time2:25:22
Pace11:05 /mi
📊Positive Split: 16.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:3728:259:0928:25
9:09
-
10K
6.21 mi12:11:5256:409:0728:15
9:06
-0:03
15K
9.32 mi12:41:371:26:259:1629:45
9:35
+0:29
20K
12.43 mi13:12:451:57:339:2831:08
10:01
+0:26
Half
13.11 mi13:19:322:04:209:296:47
9:57
-0:04
25K
15.53 mi13:44:532:29:419:3825:21
10:27
+0:30
30K
18.64 mi14:19:493:04:379:5434:56
11:15
+0:48
20M
20.00 mi14:35:313:20:1910:0115:42
11:33
+0:18
21M
21.00 mi14:47:133:32:0110:0611:42
11:42
+0:09
35K
21.75 mi14:55:563:40:4410:098:43
11:39
-0:03
23M
23.00 mi15:10:043:54:5210:1314:08
11:17
-0:22
24M
24.00 mi15:21:204:06:0810:1511:16
11:16
-0:01
40K
24.85 mi15:30:504:15:3810:179:30
11:07
-0:09
25.2M
25.20 mi15:35:024:19:5010:194:12
12:11
+1:04
Finish
26.22 mi15:44:544:29:4210:189:52
9:41
-2:30

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

9:06 /mi

Average Pace

10:18 /mi

Slowest Pace

12:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:33

59% of race

Time at Steady Pace

1:25:32

32% of race

Time at Slower Pace

24:37

9% of race

Average Pace: 10:17 /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 mi11:43:3728:259:0928:25
9:09
#20633
10K
6.21 mi12:11:5256:409:0728:15
9:06
#20341
15K
9.32 mi12:41:371:26:259:1629:45
9:35
#20547
20K
12.43 mi13:12:451:57:339:2831:08
10:01
#20561
Half
13.11 mi13:19:322:04:209:296:47
9:57
#20591
25K
15.53 mi13:44:532:29:419:3825:21
10:27
#20515
30K
18.64 mi14:19:493:04:379:5434:56
11:15
#20532
20M
20.00 mi14:35:313:20:1910:0115:42
11:33
#20491
21M
21.00 mi14:47:133:32:0110:0611:42
11:42
#20371
35K
21.75 mi14:55:563:40:4410:098:43
11:39
#20402
23M
23.00 mi15:10:043:54:5210:1314:08
11:17
#20314
24M
24.00 mi15:21:204:06:0810:1511:16
11:16
#20303
40K
24.85 mi15:30:504:15:3810:179:30
11:07
#20207
25.2M
25.20 mi15:35:024:19:5010:194:12
12:11
#20160
Finish
26.22 mi15:44:544:29:4210:189:52
9:41
#20071
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi206338223822320892(Top 82%)8268(Top 76%)8268(Top 177%)
10K6.21 mi3.10 mi20341+2928043+1808043+18020131(Top 79%)7896(Top 72%)7896(Top 169%)
15K9.32 mi3.11 mi20547-2068110-678110-6720892(Top 82%)8268(Top 76%)8268(Top 177%)
20K12.43 mi3.11 mi20561-148124-148124-1420631(Top 81%)8154(Top 75%)8154(Top 175%)
Half13.11 mi0.68 mi20591-308148-248148-2421345(Top 84%)8592(Top 79%)8592(Top 184%)
25K15.53 mi2.42 mi20515+768119+298119+2920320(Top 80%)8093(Top 74%)8093(Top 174%)
30K18.64 mi3.11 mi20532-178166-478166-4720522(Top 80%)8379(Top 77%)8379(Top 180%)
20M20.00 mi1.36 mi20491+418186-208186-2020528(Top 80%)8501(Top 78%)8501(Top 182%)
21M21.00 mi1.00 mi20371+1208146+408146+4018134(Top 71%)7394(Top 68%)7394(Top 159%)
35K21.75 mi0.75 mi20402-318177-318177-3121177(Top 83%)8930(Top 82%)8930(Top 192%)
23M23.00 mi1.25 mi20314+888158+198158+1919162(Top 75%)7969(Top 73%)7969(Top 171%)
24M24.00 mi1.00 mi20303+118176-188176-1819914(Top 78%)8396(Top 77%)8396(Top 180%)
40K24.85 mi0.85 mi20207+968140+368140+3618403(Top 72%)7706(Top 71%)7706(Top 165%)
25.2M25.20 mi0.35 mi20160+478126+148126+1417809(Top 70%)7454(Top 68%)7454(Top 160%)
Finish26.22 mi1.02 mi20071+898090+368090+3617313(Top 68%)7176(Top 66%)7176(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

20892

Females

8268

F18-39

8268

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20131

Females

7896

F18-39

7896

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

20892

Females

8268

F18-39

8268

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

20631

Females

8154

F18-39

8154

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

21345

Females

8592

F18-39

8592

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

20320

Females

8093

F18-39

8093

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

20522

Females

8379

F18-39

8379

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

20528

Females

8501

F18-39

8501

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18134

Females

7394

F18-39

7394

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21177

Females

8930

F18-39

8930

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

19162

Females

7969

F18-39

7969

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

19914

Females

8396

F18-39

8396

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18403

Females

7706

F18-39

7706

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

17809

Females

7454

F18-39

7454

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

17313

Females

7176

F18-39

7176

Passing Analysis

Category:
Athletes Passed
1906
Passed By
1344
Net Change
+562
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20633
5K → 10K441149+292#20633#20341
10K → 15K152358-206#20341#20547
15K → 20K180194-14#20547#20561
20K → Half2353-30#20561#20591
Half → 25K192116+76#20591#20515
25K → 30K168185-17#20515#20532
30K → 20M10968+41#20532#20491
20M → 21M14222+120#20491#20371
21M → 35K4273-31#20371#20402
35K → 23M11830+88#20402#20314
23M → 24M6857+11#20314#20303
24M → 40K11519+96#20303#20207
40K → 25.2M547+47#20207#20160
25.2M → Finish10213+89#20160#20071
TOTALS19061344+562
📊

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