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BOSTON MARATHON 2024

Kimberley Locastro

Bib: 23122•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
Top 31%
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
8:51/mi
27:31
↑ 97↓ 3451.5%
10K· 6.21 mi
8:57/mi
55:18
↑ 79↓ 1380.4%
15K· 9.32 mi
9:08/mi
1:23:42
↑ 67↓ 78
20K· 12.43 mi
9:38/mi
1:53:38
↑ 106↓ 860.1%
Half· 13.11 mi
9:20/mi
2:00:00
↑ 19↓ 370.5%
25K· 15.53 mi
10:04/mi
2:24:25
↑ 66↓ 880.2%
30K· 18.64 mi
10:08/mi
2:55:55
↑ 181↓ 1480.2%
20M
10:05/mi
3:09:37
↑ 64↓ 500.2%
21M
10:52/mi
3:20:29
↑ 106↓ 241.6%
35K· 21.75 mi
9:59/mi
3:27:57
↑ 17↓ 861.7%
23M
10:51/mi
3:41:32
↑ 23↓ 630.6%
24M
9:59/mi
3:51:31
↓ 821.3%
40K· 24.85 mi
10:18/mi
4:00:19
↓ 200.3%
25.2M
11:10/mi
4:04:10
↑ 13↓ 160.2%
Finish· 26.22 mi
10:04/mi
4:14:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:00
Pace9:09 /mi
2nd Half
Distance13.11 mi
Time2:14:25
Pace10:15 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:1027:318:5127:31
8:51
-
10K
6.21 mi11:55:5755:188:5427:47
8:57
+0:06
15K
9.32 mi12:24:211:23:428:5928:24
9:08
+0:11
20K
12.43 mi12:54:171:53:389:0929:56
9:38
+0:30
Half
13.11 mi13:00:392:00:009:096:22
9:20
-0:18
25K
15.53 mi13:25:042:24:259:1824:25
10:04
+0:44
30K
18.64 mi13:56:342:55:559:2631:30
10:08
+0:04
20M
20.00 mi14:10:163:09:379:2913:42
10:05
-0:03
21M
21.00 mi14:21:083:20:299:3310:52
10:52
+0:47
35K
21.75 mi14:28:363:27:579:347:28
9:59
-0:53
23M
23.00 mi14:42:113:41:329:3813:35
10:51
+0:52
24M
24.00 mi14:52:103:51:319:399:59
9:59
-0:52
40K
24.85 mi15:00:584:00:199:408:48
10:18
+0:19
25.2M
25.20 mi15:04:494:04:109:413:51
11:10
+0:52
Finish
26.22 mi15:15:044:14:259:4310:15
10:04
-1:06

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

8:51 /mi

Average Pace

9:43 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:00

47% of race

Time at Steady Pace

1:46:07

42% of race

Time at Slower Pace

28:18

11% of race

Average Pace: 9:42 /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 mi11:28:1027:318:5127:31
8:51
#19517
10K
6.21 mi11:55:5755:188:5427:47
8:57
#19493
15K
9.32 mi12:24:211:23:428:5928:24
9:08
#19480
20K
12.43 mi12:54:171:53:389:0929:56
9:38
#19535
Half
13.11 mi13:00:392:00:009:096:22
9:20
#19559
25K
15.53 mi13:25:042:24:259:1824:25
10:04
#19517
30K
18.64 mi13:56:342:55:559:2631:30
10:08
#19155
20M
20.00 mi14:10:163:09:379:2913:42
10:05
#18947
21M
21.00 mi14:21:083:20:299:3310:52
10:52
#18756
35K
21.75 mi14:28:363:27:579:347:28
9:59
#18676
23M
23.00 mi14:42:113:41:329:3813:35
10:51
#18600
24M
24.00 mi14:52:103:51:319:399:59
9:59
#18483
40K
24.85 mi15:00:584:00:199:408:48
10:18
#18393
25.2M
25.20 mi15:04:494:04:109:413:51
11:10
#18311
Finish
26.22 mi15:15:044:14:259:4310:15
10:04
#18289
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi195177635763519487(Top 76%)7515(Top 69%)7515(Top 1369%)
10K6.21 mi3.10 mi19493+247586+497586+4919525(Top 76%)7571(Top 69%)7571(Top 1379%)
15K9.32 mi3.11 mi19480+137565+217565+2119487(Top 76%)7515(Top 69%)7515(Top 1369%)
20K12.43 mi3.11 mi19535-557581-167581-1619596(Top 77%)7583(Top 69%)7583(Top 1381%)
Half13.11 mi0.68 mi19559-247597-167597-1619533(Top 76%)7614(Top 70%)7614(Top 1387%)
25K15.53 mi2.42 mi19517+427588+97588+919305(Top 76%)7538(Top 69%)7538(Top 1373%)
30K18.64 mi3.11 mi19155+3627455+1337455+13317778(Top 70%)6926(Top 63%)6926(Top 1262%)
20M20.00 mi1.36 mi18947+2087372+837372+8316769(Top 66%)6596(Top 60%)6596(Top 1201%)
21M21.00 mi1.00 mi18756+1917297+757297+7516004(Top 63%)6340(Top 58%)6340(Top 1155%)
35K21.75 mi0.75 mi18676+807276+217276+2117108(Top 67%)6908(Top 63%)6908(Top 1258%)
23M23.00 mi1.25 mi18600+767252+247252+2418000(Top 70%)7414(Top 68%)7414(Top 1350%)
24M24.00 mi1.00 mi18483+1177209+437209+4316305(Top 64%)6602(Top 60%)6602(Top 1203%)
40K24.85 mi0.85 mi18393+907175+347175+3416044(Top 63%)6529(Top 60%)6529(Top 1189%)
25.2M25.20 mi0.35 mi18311+827150+257150+2515078(Top 59%)6087(Top 56%)6087(Top 1109%)
Finish26.22 mi1.02 mi18289+227166-167166-1618618(Top 73%)7792(Top 71%)7792(Top 1419%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

19487

Females

7515

F60-64

7515

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

19525

Females

7571

F60-64

7571

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

19487

Females

7515

F60-64

7515

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

19596

Females

7583

F60-64

7583

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

19533

Females

7614

F60-64

7614

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

19305

Females

7538

F60-64

7538

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

17778

Females

6926

F60-64

6926

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

16769

Females

6596

F60-64

6596

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

16004

Females

6340

F60-64

6340

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17108

Females

6908

F60-64

6908

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

18000

Females

7414

F60-64

7414

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

16305

Females

6602

F60-64

6602

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16044

Females

6529

F60-64

6529

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15078

Females

6087

F60-64

6087

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

18618

Females

7792

F60-64

7792

Passing Analysis

Category:
Athletes Passed
2451
Passed By
1223
Net Change
+1228
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19517
5K → 10K268244+24#19517#19493
10K → 15K232219+13#19493#19480
15K → 20K222277-55#19480#19535
20K → Half2650-24#19535#19559
Half → 25K206164+42#19559#19517
25K → 30K41250+362#19517#19155
30K → 20M22416+208#19155#18947
20M → 21M20413+191#18947#18756
21M → 35K10323+80#18756#18676
35K → 23M14771+76#18676#18600
23M → 24M13114+117#18600#18483
24M → 40K10616+90#18483#18393
40K → 25.2M864+82#18393#18311
25.2M → Finish8462+22#18311#18289
TOTALS24511223+1228
📊

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