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BOSTON MARATHON 2024

Caroline Locklear

Bib: 9990•F

NC

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 24%
Gender (Female)
#0 / 10924
Top 9%
Division (F18-39)
#0 / 4660
Top 17%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:07
Rank: #5642
Start → 5K
6:48/mi
21:07 split
10K· 6.21 mi
42:22
Rank: #5576 (+66)
5K → 10K
6:50/mi
21:15 split
15K· 9.32 mi
1:03:50
Rank: #5569 (+7)
10K → 15K
6:55/mi
21:28 split
20K· 12.43 mi
1:26:01
Rank: #5675 (-106)
15K → 20K
7:08/mi
22:11 split
Half· 13.11 mi
1:30:54
Rank: #5732 (-57)
20K → Half
7:09/mi
4:53 split
25K· 15.53 mi
1:49:01
Rank: #5829 (-97)
Half → 25K
7:28/mi
18:07 split
30K· 18.64 mi
2:13:34
Rank: #5956 (-127)
25K → 30K
7:54/mi
24:33 split
20M
2:24:44
Rank: #6023 (-67)
30K → 20M
8:13/mi
11:10 split
21M
2:33:30
Rank: #6029 (-6)
20M → 21M
8:46/mi
8:46 split
35K· 21.75 mi
2:39:30
Rank: #6031 (-2)
21M → 35K
8:01/mi
6:00 split
23M
2:50:39
Rank: #6206 (-175)
35K → 23M
8:54/mi
11:09 split
24M
2:58:47
Rank: #6179 (+27)
23M → 24M
8:08/mi
8:08 split
40K· 24.85 mi
3:06:03
Rank: #6211 (-32)
24M → 40K
8:30/mi
7:16 split
25.2M
3:09:18
Rank: #6213 (-2)
40K → 25.2M
9:25/mi
3:15 split
Finish· 26.22 mi
3:16:49
Rank: #6103 (+110)
25.2M → Finish
7:23/mi
7:31 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:54
Pace6:56 /mi
2nd Half
Distance13.11 mi
Time1:45:55
Pace8:05 /mi
📊Positive Split: 16.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5821:076:4821:07
6:48
-
10K
6.21 mi11:08:1342:226:4921:15
6:50
+0:02
15K
9.32 mi11:29:411:03:506:5121:28
6:55
+0:05
20K
12.43 mi11:51:521:26:016:5522:11
7:08
+0:13
Half
13.11 mi11:56:451:30:546:564:53
7:09
+0:01
25K
15.53 mi12:14:521:49:017:0118:07
7:28
+0:19
30K
18.64 mi12:39:252:13:347:1024:33
7:54
+0:26
20M
20.00 mi12:50:352:24:447:1411:10
8:13
+0:19
21M
21.00 mi12:59:212:33:307:198:46
8:46
+0:33
35K
21.75 mi13:05:212:39:307:206:00
8:01
-0:45
23M
23.00 mi13:16:302:50:397:2511:09
8:54
+0:53
24M
24.00 mi13:24:382:58:477:278:08
8:08
-0:46
40K
24.85 mi13:31:543:06:037:297:16
8:30
+0:22
25.2M
25.20 mi13:35:093:09:187:313:15
9:25
+0:55
Finish
26.22 mi13:42:403:16:497:317:31
7:23
-2:02

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

6:48 /mi

Average Pace

7:31 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:32

59% of race

Time at Steady Pace

49:51

25% of race

Time at Slower Pace

30:26

15% of race

Average Pace: 7:30 /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 mi10:46:5821:076:4821:07
6:48
#5642
10K
6.21 mi11:08:1342:226:4921:15
6:50
#5576
15K
9.32 mi11:29:411:03:506:5121:28
6:55
#5569
20K
12.43 mi11:51:521:26:016:5522:11
7:08
#5675
Half
13.11 mi11:56:451:30:546:564:53
7:09
#5732
25K
15.53 mi12:14:521:49:017:0118:07
7:28
#5829
30K
18.64 mi12:39:252:13:347:1024:33
7:54
#5956
20M
20.00 mi12:50:352:24:447:1411:10
8:13
#6023
21M
21.00 mi12:59:212:33:307:198:46
8:46
#6029
35K
21.75 mi13:05:212:39:307:206:00
8:01
#6031
23M
23.00 mi13:16:302:50:397:2511:09
8:54
#6206
24M
24.00 mi13:24:382:58:477:278:08
8:08
#6179
40K
24.85 mi13:31:543:06:037:297:16
8:30
#6211
25.2M
25.20 mi13:35:093:09:187:313:15
9:25
#6213
Finish
26.22 mi13:42:403:16:497:317:31
7:23
#6103
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi56424714715641(Top 22%)513(Top 5%)513(Top 11%)
10K6.21 mi3.10 mi5576+66466+5466+55542(Top 22%)465(Top 4%)465(Top 10%)
15K9.32 mi3.11 mi5569+7457+9457+95641(Top 22%)513(Top 5%)513(Top 11%)
20K12.43 mi3.11 mi5675-106514-57514-576050(Top 24%)687(Top 6%)687(Top 15%)
Half13.11 mi0.68 mi5732-57532-18532-186742(Top 26%)909(Top 8%)909(Top 20%)
25K15.53 mi2.42 mi5829-97580-48580-486822(Top 27%)1099(Top 10%)1099(Top 24%)
30K18.64 mi3.11 mi5956-127681-101681-1017321(Top 29%)1481(Top 14%)1481(Top 32%)
20M20.00 mi1.36 mi6023-67733-52733-527936(Top 31%)1943(Top 18%)1943(Top 42%)
21M21.00 mi1.00 mi6029-6767-34767-347480(Top 29%)1925(Top 18%)1925(Top 41%)
35K21.75 mi0.75 mi6031-2783-16783-167928(Top 31%)2178(Top 20%)2178(Top 47%)
23M23.00 mi1.25 mi6206-175893-110893-11010678(Top 42%)3734(Top 34%)3734(Top 80%)
24M24.00 mi1.00 mi6179+27907-14907-147390(Top 29%)2185(Top 20%)2185(Top 47%)
40K24.85 mi0.85 mi6211-32959-52959-528350(Top 33%)2732(Top 25%)2732(Top 59%)
25.2M25.20 mi0.35 mi6213-2974-15974-158431(Top 33%)2839(Top 26%)2839(Top 61%)
Finish26.22 mi1.02 mi6103+110970+4970+44933(Top 19%)1160(Top 11%)1160(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5641

Females

513

F18-39

513

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5542

Females

465

F18-39

465

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5641

Females

513

F18-39

513

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6050

Females

687

F18-39

687

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6742

Females

909

F18-39

909

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

6822

Females

1099

F18-39

1099

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7321

Females

1481

F18-39

1481

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

7936

Females

1943

F18-39

1943

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

7480

Females

1925

F18-39

1925

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

7928

Females

2178

F18-39

2178

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

10678

Females

3734

F18-39

3734

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7390

Females

2185

F18-39

2185

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8350

Females

2732

F18-39

2732

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8431

Females

2839

F18-39

2839

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

4933

Females

1160

F18-39

1160

Passing Analysis

Category:
Athletes Passed
1433
Passed By
1894
Net Change
-461
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5642
5K → 10K210144+66#5642#5576
10K → 15K149142+7#5576#5569
15K → 20K139245-106#5569#5675
20K → Half663-57#5675#5732
Half → 25K120217-97#5732#5829
25K → 30K165292-127#5829#5956
30K → 20M79146-67#5956#6023
20M → 21M107113-6#6023#6029
21M → 35K7173-2#6029#6031
35K → 23M64239-175#6031#6206
23M → 24M9063+27#6206#6179
24M → 40K6698-32#6179#6211
40K → 25.2M3638-2#6211#6213
25.2M → Finish13121+110#6213#6103
TOTALS14331894-461
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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