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BOSTON MARATHON 2024

Karen Henry

Bib: 20266•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 44%
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
9:02/mi
28:04
↑ 97↓ 3451.5%
10K· 6.21 mi
8:59/mi
55:59
↑ 79↓ 1380.4%
15K· 9.32 mi
8:57/mi
1:23:48
↑ 67↓ 78
20K· 12.43 mi
9:02/mi
1:51:51
↑ 106↓ 860.1%
Half· 13.11 mi
8:56/mi
1:57:57
↑ 19↓ 370.5%
25K· 15.53 mi
9:32/mi
2:21:04
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:49:29
↑ 181↓ 1480.2%
20M
9:19/mi
3:02:09
↑ 64↓ 500.2%
21M
9:23/mi
3:11:32
↑ 106↓ 241.6%
35K· 21.75 mi
8:41/mi
3:18:02
↑ 17↓ 861.7%
23M
8:54/mi
3:29:10
↑ 23↓ 630.6%
24M
8:38/mi
3:37:48
↓ 821.3%
40K· 24.85 mi
8:40/mi
3:45:13
↓ 200.3%
25.2M
9:25/mi
3:48:28
↑ 13↓ 160.2%
Finish· 26.22 mi
8:04/mi
3:56:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:57:57
Pace9:00 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:58:44
Pace9:03 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1428:049:0228:04
9:02
-
10K
6.21 mi11:52:0955:599:0127:55
8:59
-0:03
15K
9.32 mi12:19:581:23:488:5927:49
8:57
-0:02
20K
12.43 mi12:48:011:51:519:0028:03
9:02
+0:05
Half
13.11 mi12:54:071:57:579:006:06
8:56
-0:06
25K
15.53 mi13:17:142:21:049:0523:07
9:32
+0:36
30K
18.64 mi13:45:392:49:299:0628:25
9:09
-0:23
20M
20.00 mi13:58:193:02:099:0612:40
9:19
+0:10
21M
21.00 mi14:07:423:11:329:079:23
9:23
+0:04
35K
21.75 mi14:14:123:18:029:066:30
8:41
-0:42
23M
23.00 mi14:25:203:29:109:0611:08
8:54
+0:13
24M
24.00 mi14:33:583:37:489:058:38
8:38
-0:16
40K
24.85 mi14:41:233:45:139:047:25
8:40
+0:02
25.2M
25.20 mi14:44:383:48:289:043:15
9:25
+0:45
Finish
26.22 mi14:52:513:56:419:028:13
8:04
-1:21

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

8:04 /mi

Average Pace

9:02 /mi

Slowest Pace

9:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:46

13% of race

Time at Steady Pace

3:02:48

77% of race

Time at Slower Pace

23:07

10% of race

Average Pace: 9:02 /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 mi11:24:1428:049:0228:04
9:02
#20218
10K
6.21 mi11:52:0955:599:0127:55
8:59
#19948
15K
9.32 mi12:19:581:23:488:5927:49
8:57
#19527
20K
12.43 mi12:48:011:51:519:0028:03
9:02
#18966
Half
13.11 mi12:54:071:57:579:006:06
8:56
#18906
25K
15.53 mi13:17:142:21:049:0523:07
9:32
#18657
30K
18.64 mi13:45:392:49:299:0628:25
9:09
#17792
20M
20.00 mi13:58:193:02:099:0612:40
9:19
#17489
21M
21.00 mi14:07:423:11:329:079:23
9:23
#17083
35K
21.75 mi14:14:123:18:029:066:30
8:41
#16886
23M
23.00 mi14:25:203:29:109:0611:08
8:54
#16558
24M
24.00 mi14:33:583:37:489:058:38
8:38
#16270
40K
24.85 mi14:41:233:45:139:047:25
8:40
#15987
25.2M
25.20 mi14:44:383:48:289:043:15
9:25
#15859
Finish
26.22 mi14:52:513:56:419:028:13
8:04
#15610
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi202187989798918684(Top 73%)7066(Top 65%)7066(Top 438%)
10K6.21 mi3.10 mi19948+2707838+1517838+15119692(Top 77%)7666(Top 70%)7666(Top 475%)
15K9.32 mi3.11 mi19527+4217585+2537585+25318684(Top 73%)7066(Top 65%)7066(Top 438%)
20K12.43 mi3.11 mi18966+5617273+3127273+31217460(Top 68%)6407(Top 59%)6407(Top 397%)
Half13.11 mi0.68 mi18906+607241+327241+3218000(Top 70%)6780(Top 62%)6780(Top 420%)
25K15.53 mi2.42 mi18657+2497122+1197122+11917666(Top 69%)6634(Top 61%)6634(Top 411%)
30K18.64 mi3.11 mi17792+8656715+4076715+40713960(Top 55%)4831(Top 44%)4831(Top 300%)
20M20.00 mi1.36 mi17489+3036569+1466569+14613738(Top 54%)4986(Top 46%)4986(Top 309%)
21M21.00 mi1.00 mi17083+4066371+1986371+19810347(Top 40%)3410(Top 31%)3410(Top 211%)
35K21.75 mi0.75 mi16886+1976281+906281+9011797(Top 46%)4190(Top 38%)4190(Top 260%)
23M23.00 mi1.25 mi16558+3286114+1676114+16710642(Top 42%)3732(Top 34%)3732(Top 231%)
24M24.00 mi1.00 mi16270+2885987+1275987+12710256(Top 40%)3586(Top 33%)3586(Top 222%)
40K24.85 mi0.85 mi15987+2835867+1205867+1209308(Top 36%)3255(Top 30%)3255(Top 202%)
25.2M25.20 mi0.35 mi15859+1285804+635804+638537(Top 33%)2945(Top 27%)2945(Top 183%)
Finish26.22 mi1.02 mi15610+2495699+1055699+1058975(Top 35%)3063(Top 28%)3063(Top 190%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18684

Females

7066

F40-44

7066

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

19692

Females

7666

F40-44

7666

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18684

Females

7066

F40-44

7066

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

17460

Females

6407

F40-44

6407

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

18000

Females

6780

F40-44

6780

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

17666

Females

6634

F40-44

6634

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

13960

Females

4831

F40-44

4831

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

13738

Females

4986

F40-44

4986

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10347

Females

3410

F40-44

3410

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

11797

Females

4190

F40-44

4190

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

10642

Females

3732

F40-44

3732

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

10256

Females

3586

F40-44

3586

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9308

Females

3255

F40-44

3255

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8537

Females

2945

F40-44

2945

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

8975

Females

3063

F40-44

3063

Passing Analysis

Category:
Athletes Passed
4944
Passed By
336
Net Change
+4608
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20218
5K → 10K412142+270#20218#19948
10K → 15K47453+421#19948#19527
15K → 20K59130+561#19527#18966
20K → Half7313+60#18966#18906
Half → 25K32576+249#18906#18657
25K → 30K8705+865#18657#17792
30K → 20M3085+303#17792#17489
20M → 21M4071+406#17489#17083
21M → 35K2014+197#17083#16886
35K → 23M3291+328#16886#16558
23M → 24M2891+288#16558#16270
24M → 40K2852+283#16270#15987
40K → 25.2M1280+128#15987#15859
25.2M → Finish2523+249#15859#15610
TOTALS4944336+4608
📊

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