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BOSTON MARATHON 2024

Koleena Harrison

Bib: 18787•F

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 50%
Masters (Masters Women)
#0 / 6263
Top 41%
Division (F40-44)
#0 / 1613
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
8:48/mi
27:21
↑ 97↓ 3451.5%
10K· 6.21 mi
8:36/mi
54:04
↑ 79↓ 1380.4%
15K· 9.32 mi
9:03/mi
1:22:11
↑ 67↓ 78
20K· 12.43 mi
8:48/mi
1:49:30
↑ 106↓ 860.1%
Half· 13.11 mi
8:34/mi
1:55:21
↑ 19↓ 370.5%
25K· 15.53 mi
9:00/mi
2:17:11
↑ 66↓ 880.2%
30K· 18.64 mi
9:12/mi
2:45:45
↑ 181↓ 1480.2%
20M
8:59/mi
2:57:58
↑ 64↓ 500.2%
21M
9:35/mi
3:07:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:32/mi
3:13:56
↑ 17↓ 861.7%
23M
8:49/mi
3:24:58
↑ 23↓ 630.6%
24M
8:59/mi
3:33:57
↓ 821.3%
40K· 24.85 mi
8:50/mi
3:41:30
↓ 200.3%
25.2M
10:18/mi
3:45:03
↑ 13↓ 160.2%
Finish· 26.22 mi
8:50/mi
3:54:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:21
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time1:58:42
Pace9:03 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:1427:218:4827:21
8:48
-
10K
6.21 mi11:45:5754:048:4226:43
8:36
-0:12
15K
9.32 mi12:14:041:22:118:4928:07
9:03
+0:27
20K
12.43 mi12:41:231:49:308:4927:19
8:48
-0:15
Half
13.11 mi12:47:141:55:218:485:51
8:34
-0:14
25K
15.53 mi13:09:042:17:118:5021:50
9:00
+0:26
30K
18.64 mi13:37:382:45:458:5328:34
9:12
+0:12
20M
20.00 mi13:49:512:57:588:5412:13
8:59
-0:13
21M
21.00 mi13:59:263:07:338:569:35
9:35
+0:36
35K
21.75 mi14:05:493:13:568:556:23
8:32
-1:03
23M
23.00 mi14:16:513:24:588:5511:02
8:49
+0:17
24M
24.00 mi14:25:503:33:578:558:59
8:59
+0:10
40K
24.85 mi14:33:233:41:308:557:33
8:50
-0:09
25.2M
25.20 mi14:36:563:45:038:563:33
10:18
+1:28
Finish
26.22 mi14:45:563:54:038:569:00
8:50
-1:28

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

8:32 /mi

Average Pace

8:56 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

38:57

17% of race

Time at Steady Pace

2:05:17

54% of race

Time at Slower Pace

1:09:49

30% of race

Average Pace: 8:56 /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 mi11:19:1427:218:4827:21
8:48
#19286
10K
6.21 mi11:45:5754:048:4226:43
8:36
#18596
15K
9.32 mi12:14:041:22:118:4928:07
9:03
#18783
20K
12.43 mi12:41:231:49:308:4927:19
8:48
#18081
Half
13.11 mi12:47:141:55:218:485:51
8:34
#17979
25K
15.53 mi13:09:042:17:118:5021:50
9:00
#17507
30K
18.64 mi13:37:382:45:458:5328:34
9:12
#16844
20M
20.00 mi13:49:512:57:588:5412:13
8:59
#16491
21M
21.00 mi13:59:263:07:338:569:35
9:35
#16219
35K
21.75 mi14:05:493:13:568:556:23
8:32
#16027
23M
23.00 mi14:16:513:24:588:5511:02
8:49
#15691
24M
24.00 mi14:25:503:33:578:558:59
8:59
#15520
40K
24.85 mi14:33:233:41:308:557:33
8:50
#15288
25.2M
25.20 mi14:36:563:45:038:563:33
10:18
#15210
Finish
26.22 mi14:45:563:54:038:569:00
8:50
#15123
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi192867515751519123(Top 75%)7309(Top 67%)7309(Top 453%)
10K6.21 mi3.10 mi18596+6907101+4147101+41417851(Top 70%)6637(Top 61%)6637(Top 411%)
15K9.32 mi3.11 mi18783-1877186-857186-8519123(Top 75%)7309(Top 67%)7309(Top 453%)
20K12.43 mi3.11 mi18081+7026783+4036783+40316359(Top 64%)5801(Top 53%)5801(Top 360%)
Half13.11 mi0.68 mi17979+1026730+536730+5316159(Top 63%)5716(Top 52%)5716(Top 354%)
25K15.53 mi2.42 mi17507+4726501+2296501+22915539(Top 61%)5472(Top 50%)5472(Top 339%)
30K18.64 mi3.11 mi16844+6636174+3276174+32714178(Top 55%)4963(Top 45%)4963(Top 308%)
20M20.00 mi1.36 mi16491+3536000+1746000+17412108(Top 47%)4089(Top 37%)4089(Top 254%)
21M21.00 mi1.00 mi16219+2725874+1265874+12611261(Top 44%)3885(Top 36%)3885(Top 241%)
35K21.75 mi0.75 mi16027+1925792+825792+8210993(Top 43%)3761(Top 34%)3761(Top 233%)
23M23.00 mi1.25 mi15691+3365649+1435649+14310203(Top 40%)3511(Top 32%)3511(Top 218%)
24M24.00 mi1.00 mi15520+1715586+635586+6312114(Top 47%)4473(Top 41%)4473(Top 277%)
40K24.85 mi0.85 mi15288+2325486+1005486+10010088(Top 39%)3620(Top 33%)3620(Top 224%)
25.2M25.20 mi0.35 mi15210+785459+275459+2712120(Top 47%)4667(Top 43%)4667(Top 289%)
Finish26.22 mi1.02 mi15123+875436+235436+2313370(Top 52%)5161(Top 47%)5161(Top 320%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

19123

Females

7309

F40-44

7309

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

17851

Females

6637

F40-44

6637

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

19123

Females

7309

F40-44

7309

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

16359

Females

5801

F40-44

5801

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16159

Females

5716

F40-44

5716

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

15539

Females

5472

F40-44

5472

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

14178

Females

4963

F40-44

4963

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12108

Females

4089

F40-44

4089

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11261

Females

3885

F40-44

3885

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

10993

Females

3761

F40-44

3761

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10203

Females

3511

F40-44

3511

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

12114

Females

4473

F40-44

4473

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10088

Females

3620

F40-44

3620

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12120

Females

4667

F40-44

4667

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13370

Females

5161

F40-44

5161

Passing Analysis

Category:
Athletes Passed
4704
Passed By
541
Net Change
+4163
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19286
5K → 10K75363+690#19286#18596
10K → 15K155342-187#18596#18783
15K → 20K71210+702#18783#18081
20K → Half1097+102#18081#17979
Half → 25K49422+472#17979#17507
25K → 30K68118+663#17507#16844
30K → 20M3552+353#16844#16491
20M → 21M28210+272#16491#16219
21M → 35K1953+192#16219#16027
35K → 23M3437+336#16027#15691
23M → 24M18211+171#15691#15520
24M → 40K2331+232#15520#15288
40K → 25.2M8911+78#15288#15210
25.2M → Finish12134+87#15210#15123
TOTALS4704541+4163
📊

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