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BOSTON MARATHON 2024

Sarah Horton

Bib: 18886•F

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 43%
Masters (Masters Women)
#0 / 6263
Top 32%
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
8:28/mi
26:18
↑ 97↓ 3451.5%
10K· 6.21 mi
8:28/mi
52:37
↑ 79↓ 1380.4%
15K· 9.32 mi
8:29/mi
1:18:59
↑ 67↓ 78
20K· 12.43 mi
8:42/mi
1:46:00
↑ 106↓ 860.1%
Half· 13.11 mi
8:39/mi
1:51:54
↑ 19↓ 370.5%
25K· 15.53 mi
8:45/mi
2:13:08
↑ 66↓ 880.2%
30K· 18.64 mi
8:57/mi
2:40:57
↑ 181↓ 1480.2%
20M
8:57/mi
2:53:07
↑ 64↓ 500.2%
21M
9:18/mi
3:02:25
↑ 106↓ 241.6%
35K· 21.75 mi
8:49/mi
3:09:01
↑ 17↓ 861.7%
23M
8:57/mi
3:20:13
↑ 23↓ 630.6%
24M
8:35/mi
3:28:48
↓ 821.3%
40K· 24.85 mi
8:32/mi
3:36:06
↓ 200.3%
25.2M
9:25/mi
3:39:21
↑ 13↓ 160.2%
Finish· 26.22 mi
8:04/mi
3:47:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:54
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time1:55:40
Pace8:49 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:5926:188:2826:18
8:28
-
10K
6.21 mi11:45:1852:378:2826:19
8:28
0:00
15K
9.32 mi12:11:401:18:598:2826:22
8:29
+0:01
20K
12.43 mi12:38:411:46:008:3227:01
8:42
+0:13
Half
13.11 mi12:44:351:51:548:325:54
8:39
-0:03
25K
15.53 mi13:05:492:13:088:3421:14
8:45
+0:06
30K
18.64 mi13:33:382:40:578:3827:49
8:57
+0:12
20M
20.00 mi13:45:482:53:078:3912:10
8:57
0:00
21M
21.00 mi13:55:063:02:258:419:18
9:18
+0:21
35K
21.75 mi14:01:423:09:018:416:36
8:49
-0:29
23M
23.00 mi14:12:543:20:138:4211:12
8:57
+0:08
24M
24.00 mi14:21:293:28:488:428:35
8:35
-0:22
40K
24.85 mi14:28:473:36:068:427:18
8:32
-0:03
25.2M
25.20 mi14:32:023:39:218:423:15
9:25
+0:53
Finish
26.22 mi14:40:153:47:348:418:13
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

8:41 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:50

72% of race

Time at Steady Pace

1:03:44

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:41 /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 mi11:18:5926:188:2826:18
8:28
#17585
10K
6.21 mi11:45:1852:378:2826:19
8:28
#17338
15K
9.32 mi12:11:401:18:598:2826:22
8:29
#16931
20K
12.43 mi12:38:411:46:008:3227:01
8:42
#16584
Half
13.11 mi12:44:351:51:548:325:54
8:39
#16585
25K
15.53 mi13:05:492:13:088:3421:14
8:45
#16150
30K
18.64 mi13:33:382:40:578:3827:49
8:57
#15534
20M
20.00 mi13:45:482:53:078:3912:10
8:57
#15272
21M
21.00 mi13:55:063:02:258:419:18
9:18
#14952
35K
21.75 mi14:01:423:09:018:416:36
8:49
#14846
23M
23.00 mi14:12:543:20:138:4211:12
8:57
#14573
24M
24.00 mi14:21:293:28:488:428:35
8:35
#14332
40K
24.85 mi14:28:473:36:068:427:18
8:32
#14084
25.2M
25.20 mi14:32:023:39:218:423:15
9:25
#13967
Finish
26.22 mi14:40:153:47:348:418:13
8:04
#13733
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi175856517651716328(Top 64%)5762(Top 53%)5762(Top 357%)
10K6.21 mi3.10 mi17338+2476348+1696348+16917086(Top 67%)6175(Top 57%)6175(Top 383%)
15K9.32 mi3.11 mi16931+4076103+2456103+24516328(Top 64%)5762(Top 53%)5762(Top 357%)
20K12.43 mi3.11 mi16584+3475911+1925911+19215831(Top 62%)5480(Top 50%)5480(Top 340%)
Half13.11 mi0.68 mi16585-15917-65917-616537(Top 65%)5939(Top 54%)5939(Top 368%)
25K15.53 mi2.42 mi16150+4355700+2175700+21714370(Top 56%)4818(Top 44%)4818(Top 299%)
30K18.64 mi3.11 mi15534+6165398+3025398+30213010(Top 51%)4279(Top 39%)4279(Top 265%)
20M20.00 mi1.36 mi15272+2625292+1065292+10611889(Top 47%)3969(Top 36%)3969(Top 246%)
21M21.00 mi1.00 mi14952+3205148+1445148+1449972(Top 39%)3222(Top 29%)3222(Top 200%)
35K21.75 mi0.75 mi14846+1065114+345114+3412483(Top 49%)4531(Top 41%)4531(Top 281%)
23M23.00 mi1.25 mi14573+2735026+885026+8810910(Top 43%)3853(Top 35%)3853(Top 239%)
24M24.00 mi1.00 mi14332+2414918+1084918+1089984(Top 39%)3438(Top 31%)3438(Top 213%)
40K24.85 mi0.85 mi14084+2484808+1104808+1108608(Top 34%)2889(Top 26%)2889(Top 179%)
25.2M25.20 mi0.35 mi13967+1174777+314777+318523(Top 33%)2931(Top 27%)2931(Top 182%)
Finish26.22 mi1.02 mi13733+2344672+1054672+1058972(Top 35%)3060(Top 28%)3060(Top 190%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

16328

Females

5762

F40-44

5762

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17086

Females

6175

F40-44

6175

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

16328

Females

5762

F40-44

5762

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

15831

Females

5480

F40-44

5480

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

16537

Females

5939

F40-44

5939

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14370

Females

4818

F40-44

4818

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13010

Females

4279

F40-44

4279

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

11889

Females

3969

F40-44

3969

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

9972

Females

3222

F40-44

3222

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

12483

Females

4531

F40-44

4531

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

10910

Females

3853

F40-44

3853

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

9984

Females

3438

F40-44

3438

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8608

Females

2889

F40-44

2889

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8523

Females

2931

F40-44

2931

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

8972

Females

3060

F40-44

3060

Passing Analysis

Category:
Athletes Passed
4346
Passed By
494
Net Change
+3852
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17585
5K → 10K419172+247#17585#17338
10K → 15K47871+407#17338#16931
15K → 20K44598+347#16931#16584
20K → Half3738-1#16584#16585
Half → 25K46631+435#16585#16150
25K → 30K63923+616#16150#15534
30K → 20M27311+262#15534#15272
20M → 21M3277+320#15272#14952
21M → 35K11913+106#14952#14846
35K → 23M28613+273#14846#14573
23M → 24M2487+241#14573#14332
24M → 40K2491+248#14332#14084
40K → 25.2M1192+117#14084#13967
25.2M → Finish2417+234#13967#13733
TOTALS4346494+3852
📊

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