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BOSTON MARATHON 2024

Annemarie Dillon-Chi

Bib: 18672•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 44%
Masters (Masters Women)
#0 / 6263
Top 34%
Division (F50-54)
#0 / 1187
Top 27%
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
8:00/mi
24:51
↑ 97↓ 3451.5%
10K· 6.21 mi
8:02/mi
49:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:12/mi
1:15:16
↑ 67↓ 78
20K· 12.43 mi
8:39/mi
1:42:09
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:47:59
↑ 19↓ 370.5%
25K· 15.53 mi
9:01/mi
2:09:51
↑ 66↓ 880.2%
30K· 18.64 mi
9:25/mi
2:39:06
↑ 181↓ 1480.2%
20M
9:24/mi
2:51:53
↑ 64↓ 500.2%
21M
10:10/mi
3:02:03
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
3:08:44
↑ 17↓ 861.7%
23M
8:59/mi
3:19:59
↑ 23↓ 630.6%
24M
8:51/mi
3:28:50
↓ 821.3%
40K· 24.85 mi
9:06/mi
3:36:37
↓ 200.3%
25.2M
10:12/mi
3:40:08
↑ 13↓ 160.2%
Finish· 26.22 mi
8:31/mi
3:48:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:59
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time2:00:50
Pace9:13 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3724:518:0024:51
8:00
-
10K
6.21 mi11:41:3349:478:0124:56
8:02
+0:02
15K
9.32 mi12:07:021:15:168:0525:29
8:12
+0:10
20K
12.43 mi12:33:551:42:098:1326:53
8:39
+0:27
Half
13.11 mi12:39:451:47:598:145:50
8:33
-0:06
25K
15.53 mi13:01:372:09:518:2221:52
9:01
+0:28
30K
18.64 mi13:30:522:39:068:3229:15
9:25
+0:24
20M
20.00 mi13:43:392:51:538:3612:47
9:24
-0:01
21M
21.00 mi13:53:493:02:038:4010:10
10:10
+0:46
35K
21.75 mi14:00:303:08:448:416:41
8:56
-1:14
23M
23.00 mi14:11:453:19:598:4211:15
8:59
+0:03
24M
24.00 mi14:20:363:28:508:428:51
8:51
-0:08
40K
24.85 mi14:28:233:36:378:437:47
9:06
+0:15
25.2M
25.20 mi14:31:543:40:088:443:31
10:12
+1:06
Finish
26.22 mi14:40:353:48:498:448:41
8:31
-1:41

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

8:00 /mi

Average Pace

8:44 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:47

39% of race

Time at Steady Pace

1:23:19

36% of race

Time at Slower Pace

55:43

24% of race

Average Pace: 8:44 /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 mi11:16:3724:518:0024:51
8:00
#14641
10K
6.21 mi11:41:3349:478:0124:56
8:02
#14512
15K
9.32 mi12:07:021:15:168:0525:29
8:12
#14555
20K
12.43 mi12:33:551:42:098:1326:53
8:39
#14849
Half
13.11 mi12:39:451:47:598:145:50
8:33
#14909
25K
15.53 mi13:01:372:09:518:2221:52
9:01
#14980
30K
18.64 mi13:30:522:39:068:3229:15
9:25
#15002
20M
20.00 mi13:43:392:51:538:3612:47
9:24
#14952
21M
21.00 mi13:53:493:02:038:4010:10
10:10
#14859
35K
21.75 mi14:00:303:08:448:416:41
8:56
#14783
23M
23.00 mi14:11:453:19:598:4211:15
8:59
#14515
24M
24.00 mi14:20:363:28:508:428:51
8:51
#14343
40K
24.85 mi14:28:233:36:378:437:47
9:06
#14212
25.2M
25.20 mi14:31:543:40:088:443:31
10:12
#14146
Finish
26.22 mi14:40:353:48:498:448:41
8:31
#14022
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi146414718471814757(Top 58%)4821(Top 44%)4821(Top 406%)
10K6.21 mi3.10 mi14512+1294643+754643+7514389(Top 56%)4565(Top 42%)4565(Top 385%)
15K9.32 mi3.11 mi14555-434670-274670-2714757(Top 58%)4821(Top 44%)4821(Top 406%)
20K12.43 mi3.11 mi14849-2944860-1904860-19015598(Top 61%)5344(Top 49%)5344(Top 450%)
Half13.11 mi0.68 mi14909-604898-384898-3816016(Top 63%)5625(Top 51%)5625(Top 474%)
25K15.53 mi2.42 mi14980-714986-884986-8815596(Top 61%)5497(Top 50%)5497(Top 463%)
30K18.64 mi3.11 mi15002-225086-1005086-10015103(Top 59%)5470(Top 50%)5470(Top 461%)
20M20.00 mi1.36 mi14952+505094-85094-814109(Top 55%)5179(Top 47%)5179(Top 436%)
21M21.00 mi1.00 mi14859+935092+25092+213619(Top 53%)5108(Top 47%)5108(Top 430%)
35K21.75 mi0.75 mi14783+765083+95083+913019(Top 51%)4821(Top 44%)4821(Top 406%)
23M23.00 mi1.25 mi14515+2684994+894994+8911113(Top 43%)3963(Top 36%)3963(Top 334%)
24M24.00 mi1.00 mi14343+1724926+684926+6811405(Top 45%)4116(Top 38%)4116(Top 347%)
40K24.85 mi0.85 mi14212+1314884+424884+4211377(Top 45%)4235(Top 39%)4235(Top 357%)
25.2M25.20 mi0.35 mi14146+664862+224862+2211770(Top 46%)4480(Top 41%)4480(Top 377%)
Finish26.22 mi1.02 mi14022+1244828+344828+3411654(Top 46%)4305(Top 39%)4305(Top 363%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

14757

Females

4821

F50-54

4821

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

14389

Females

4565

F50-54

4565

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

14757

Females

4821

F50-54

4821

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

15598

Females

5344

F50-54

5344

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16016

Females

5625

F50-54

5625

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

15596

Females

5497

F50-54

5497

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15103

Females

5470

F50-54

5470

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

14109

Females

5179

F50-54

5179

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

13619

Females

5108

F50-54

5108

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13019

Females

4821

F50-54

4821

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11113

Females

3963

F50-54

3963

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

11405

Females

4116

F50-54

4116

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11377

Females

4235

F50-54

4235

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

11770

Females

4480

F50-54

4480

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

11654

Females

4305

F50-54

4305

Passing Analysis

Category:
Athletes Passed
2502
Passed By
1883
Net Change
+619
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14641
5K → 10K348219+129#14641#14512
10K → 15K226269-43#14512#14555
15K → 20K148442-294#14555#14849
20K → Half2181-60#14849#14909
Half → 25K204275-71#14909#14980
25K → 30K258280-22#14980#15002
30K → 20M153103+50#15002#14952
20M → 21M17279+93#14952#14859
21M → 35K11640+76#14859#14783
35K → 23M29022+268#14783#14515
23M → 24M19523+172#14515#14343
24M → 40K14918+131#14343#14212
40K → 25.2M7711+66#14212#14146
25.2M → Finish14521+124#14146#14022
TOTALS25021883+619
📊

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