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BOSTON MARATHON 2024

Haifleigh Shivers

Bib: 16333•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 31%
Gender (Female)
#0 / 10924
Top 16%
Division (F18-39)
#0 / 4660
Top 28%
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
7:40/mi
23:49
↑ 97↓ 3451.5%
10K· 6.21 mi
7:46/mi
47:58
↑ 79↓ 1380.4%
15K· 9.32 mi
7:40/mi
1:11:48
↑ 67↓ 78
20K· 12.43 mi
7:45/mi
1:35:53
↑ 106↓ 860.1%
Half· 13.11 mi
7:40/mi
1:41:07
↑ 19↓ 370.5%
25K· 15.53 mi
7:46/mi
1:59:57
↑ 66↓ 880.2%
30K· 18.64 mi
7:55/mi
2:24:32
↑ 181↓ 1480.2%
20M
7:57/mi
2:35:20
↑ 64↓ 500.2%
21M
8:28/mi
2:43:48
↑ 106↓ 241.6%
35K· 21.75 mi
7:37/mi
2:49:30
↑ 17↓ 861.7%
23M
7:46/mi
2:59:13
↑ 23↓ 630.6%
24M
7:41/mi
3:06:54
↓ 821.3%
40K· 24.85 mi
7:49/mi
3:13:35
↓ 200.3%
25.2M
8:33/mi
3:16:32
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:23:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:07
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:42:49
Pace7:51 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1423:497:4023:49
7:40
-
10K
6.21 mi11:38:2347:587:4324:09
7:46
+0:06
15K
9.32 mi12:02:131:11:487:4223:50
7:40
-0:06
20K
12.43 mi12:26:181:35:537:4324:05
7:45
+0:05
Half
13.11 mi12:31:321:41:077:435:14
7:40
-0:05
25K
15.53 mi12:50:221:59:577:4318:50
7:46
+0:06
30K
18.64 mi13:14:572:24:327:4524:35
7:55
+0:09
20M
20.00 mi13:25:452:35:207:4610:48
7:57
+0:02
21M
21.00 mi13:34:132:43:487:488:28
8:28
+0:31
35K
21.75 mi13:39:552:49:307:485:42
7:37
-0:51
23M
23.00 mi13:49:382:59:137:489:43
7:46
+0:09
24M
24.00 mi13:57:193:06:547:477:41
7:41
-0:05
40K
24.85 mi14:04:003:13:357:476:41
7:49
+0:08
25.2M
25.20 mi14:06:573:16:327:482:57
8:33
+0:44
Finish
26.22 mi14:14:213:23:567:477:24
7:16
-1:17

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

7:16 /mi

Average Pace

7:47 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:31

94% of race

Time at Steady Pace

11:25

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:47 /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 mi11:14:1423:497:4023:49
7:40
#12060
10K
6.21 mi11:38:2347:587:4324:09
7:46
#12244
15K
9.32 mi12:02:131:11:487:4223:50
7:40
#11773
20K
12.43 mi12:26:181:35:537:4324:05
7:45
#11277
Half
13.11 mi12:31:321:41:077:435:14
7:40
#11217
25K
15.53 mi12:50:221:59:577:4318:50
7:46
#10702
30K
18.64 mi13:14:572:24:327:4524:35
7:55
#9940
20M
20.00 mi13:25:452:35:207:4610:48
7:57
#9547
21M
21.00 mi13:34:132:43:487:488:28
8:28
#9232
35K
21.75 mi13:39:552:49:307:485:42
7:37
#9043
23M
23.00 mi13:49:382:59:137:489:43
7:46
#8665
24M
24.00 mi13:57:193:06:547:477:41
7:41
#8428
40K
24.85 mi14:04:003:13:357:476:41
7:49
#8226
25.2M
25.20 mi14:06:573:16:327:482:57
8:33
#8124
Finish
26.22 mi14:14:213:23:567:477:24
7:16
#7905
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi120603156315610982(Top 43%)2679(Top 25%)2679(Top 57%)
10K6.21 mi3.10 mi12244-1843306-1503306-15012436(Top 49%)3429(Top 31%)3429(Top 74%)
15K9.32 mi3.11 mi11773+4713077+2293077+22910982(Top 43%)2679(Top 25%)2679(Top 57%)
20K12.43 mi3.11 mi11277+4962824+2532824+25310088(Top 39%)2365(Top 22%)2365(Top 51%)
Half13.11 mi0.68 mi11217+602793+312793+3110387(Top 41%)2477(Top 23%)2477(Top 53%)
25K15.53 mi2.42 mi10702+5152579+2142579+2148733(Top 34%)1877(Top 17%)1877(Top 40%)
30K18.64 mi3.11 mi9940+7622289+2902289+2907379(Top 29%)1509(Top 14%)1509(Top 32%)
20M20.00 mi1.36 mi9547+3932146+1432146+1436488(Top 25%)1331(Top 12%)1331(Top 29%)
21M21.00 mi1.00 mi9232+3152053+932053+936097(Top 24%)1347(Top 12%)1347(Top 29%)
35K21.75 mi0.75 mi9043+1891986+671986+675716(Top 22%)1188(Top 11%)1188(Top 25%)
23M23.00 mi1.25 mi8665+3781888+981888+984653(Top 18%)865(Top 8%)865(Top 19%)
24M24.00 mi1.00 mi8428+2371823+651823+654984(Top 20%)1087(Top 10%)1087(Top 23%)
40K24.85 mi0.85 mi8226+2021782+411782+414891(Top 19%)1150(Top 11%)1150(Top 25%)
25.2M25.20 mi0.35 mi8124+1021761+211761+214748(Top 19%)1148(Top 11%)1148(Top 25%)
Finish26.22 mi1.02 mi7905+2191694+671694+674347(Top 17%)924(Top 8%)924(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

10982

Females

2679

F18-39

2679

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

12436

Females

3429

F18-39

3429

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

10982

Females

2679

F18-39

2679

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

10088

Females

2365

F18-39

2365

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10387

Females

2477

F18-39

2477

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

8733

Females

1877

F18-39

1877

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7379

Females

1509

F18-39

1509

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

6488

Females

1331

F18-39

1331

20M→21M

20.0 - 21.0 mi

Top 24%
×8story building
+106ft-24ft

Overall

6097

Females

1347

F18-39

1347

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5716

Females

1188

F18-39

1188

35K→23M

21.8 - 23.0 mi

Top 18%
×5story building
+23ft-63ft

Overall

4653

Females

865

F18-39

865

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

4984

Females

1087

F18-39

1087

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4891

Females

1150

F18-39

1150

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4748

Females

1148

F18-39

1148

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4347

Females

924

F18-39

924

Passing Analysis

Category:
Athletes Passed
4704*
Passed By
549
Net Change
+4155
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12060
5K → 10K202386-184#12060#12244
10K → 15K51847+471#12244#11773
15K → 20K52630+496#11773#11277
20K → Half7313+60#11277#11217
Half → 25K53217+515#11217#10702
25K → 30K775*13+762#10702#9940
30K → 20M3974+393#9940#9547
20M → 21M33015+315#9547#9232
21M → 35K1945+189#9232#9043
35K → 23M3813+378#9043#8665
23M → 24M2436+237#8665#8428
24M → 40K2108+202#8428#8226
40K → 25.2M1020+102#8226#8124
25.2M → Finish2212+219#8124#7905
TOTALS4704*549+4155

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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