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BOSTON MARATHON 2024

Courtney Chase

Bib: 19476•F

CA

Masters
Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 44%
Masters (Masters Women)
#0 / 6263
Top 34%
Age Group (F50-54)
#0 / 1187
Top 27%
Race Day Weather
55°/45°F
scattered clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
25:59
Rank: #17032
Start → 5K
25:59 | 8:22/mi
10K· 6.21 mi
51:40
Rank: #16440 (+592)
5K → 10K
25:41 | 8:16/mi
15K· 9.32 mi
1:17:16
Rank: #15850 (+590)
10K → 15K
25:36 | 8:14/mi
20K· 12.43 mi
1:43:48
Rank: #15571 (+279)
15K → 20K
26:32 | 8:32/mi
Half· 13.11 mi
1:49:35
Rank: #15569 (+2)
20K → Half
5:47 | 8:29/mi
25K· 15.53 mi
2:11:35
Rank: #15626 (-57)
Half → 25K
22:00 | 9:04/mi
30K· 18.64 mi
2:40:46
Rank: #15466 (+160)
25K → 30K
29:11 | 9:24/mi
20M
2:53:26
Rank: #15350 (+116)
30K → 20M
12:40 | 9:19/mi
21M
3:03:24
Rank: #15178 (+172)
20M → 21M
9:58 | 9:58/mi
35K· 21.75 mi
3:10:02
Rank: #15103 (+75)
21M → 35K
6:38 | 8:52/mi
23M
3:20:57
Rank: #14759 (+344)
35K → 23M
10:55 | 8:43/mi
24M
3:29:50
Rank: #14568 (+191)
23M → 24M
8:53 | 8:53/mi
40K· 24.85 mi
3:37:20
Rank: #14363 (+205)
24M → 40K
7:30 | 8:46/mi
25.2M
3:40:43
Rank: #14276 (+87)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:49:01
Rank: #14059 (+217)
25.2M → Finish
8:18 | 8:09/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time1:49:35
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time1:59:26
Pace9:07 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4425:598:2225:59
8:22
-
10K
6.21 mi11:44:2551:408:1925:41
8:16
-0:06
15K
9.32 mi12:10:011:17:168:1725:36
8:14
-0:02
20K
12.43 mi12:36:331:43:488:2126:32
8:32
+0:18
Half
13.11 mi12:42:201:49:358:225:47
8:29
-0:03
25K
15.53 mi13:04:202:11:358:2822:00
9:04
+0:35
30K
18.64 mi13:33:312:40:468:3729:11
9:24
+0:20
20M
20.00 mi13:46:112:53:268:4012:40
9:19
-0:05
21M
21.00 mi13:56:093:03:248:449:58
9:58
+0:39
35K
21.75 mi14:02:473:10:028:446:38
8:52
-1:06
23M
23.00 mi14:13:423:20:578:4410:55
8:43
-0:09
24M
24.00 mi14:22:353:29:508:458:53
8:53
+0:10
40K
24.85 mi14:30:053:37:208:457:30
8:46
-0:07
25.2M
25.20 mi14:33:283:40:438:463:23
9:49
+1:03
Finish
26.22 mi14:41:463:49:018:448:18
8:09
-1:40

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:09 /mi

Average Pace

8:44 /mi

Slowest Pace

9:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:31:21

40% of race

Time at Steady Pace

1:00:28

26% of race

Time at Slower Pace

1:17:12

34% 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:18:4425:598:2225:59
8:22
#17032
10K
6.21 mi11:44:2551:408:1925:41
8:16
#16440
15K
9.32 mi12:10:011:17:168:1725:36
8:14
#15850
20K
12.43 mi12:36:331:43:488:2126:32
8:32
#15571
Half
13.11 mi12:42:201:49:358:225:47
8:29
#15569
25K
15.53 mi13:04:202:11:358:2822:00
9:04
#15626
30K
18.64 mi13:33:312:40:468:3729:11
9:24
#15466
20M
20.00 mi13:46:112:53:268:4012:40
9:19
#15350
21M
21.00 mi13:56:093:03:248:449:58
9:58
#15178
35K
21.75 mi14:02:473:10:028:446:38
8:52
#15103
23M
23.00 mi14:13:423:20:578:4410:55
8:43
#14759
24M
24.00 mi14:22:353:29:508:458:53
8:53
#14568
40K
24.85 mi14:30:053:37:208:457:30
8:46
#14363
25.2M
25.20 mi14:33:283:40:438:463:23
9:49
#14276
Finish
26.22 mi14:41:463:49:018:448:18
8:09
#14059
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi170326187618714950(Top 59%)4933(Top 45%)4933(Top 416%)
10K6.21 mi3.10 mi16440+5925826+3615826+36115939(Top 62%)5495(Top 50%)5495(Top 463%)
15K9.32 mi3.11 mi15850+5905471+3555471+35514950(Top 59%)4933(Top 45%)4933(Top 416%)
20K12.43 mi3.11 mi15571+2795310+1615310+16115026(Top 59%)5027(Top 46%)5027(Top 424%)
Half13.11 mi0.68 mi15569+25312-25312-215587(Top 61%)5387(Top 49%)5387(Top 454%)
25K15.53 mi2.42 mi15626-575377-655377-6515846(Top 62%)5625(Top 51%)5625(Top 474%)
30K18.64 mi3.11 mi15466+1605360+175360+1715025(Top 59%)5424(Top 50%)5424(Top 457%)
20M20.00 mi1.36 mi15350+1165332+285332+2813723(Top 54%)4971(Top 46%)4971(Top 419%)
21M21.00 mi1.00 mi15178+1725278+545278+5412855(Top 50%)4713(Top 43%)4713(Top 397%)
35K21.75 mi0.75 mi15103+755256+225256+2212699(Top 50%)4645(Top 43%)4645(Top 391%)
23M23.00 mi1.25 mi14759+3445121+1355121+1359695(Top 38%)3246(Top 30%)3246(Top 273%)
24M24.00 mi1.00 mi14568+1915058+635058+6311587(Top 45%)4211(Top 39%)4211(Top 355%)
40K24.85 mi0.85 mi14363+2054975+834975+839787(Top 38%)3481(Top 32%)3481(Top 293%)
25.2M25.20 mi0.35 mi14276+874944+314944+3110216(Top 40%)3746(Top 34%)3746(Top 316%)
Finish26.22 mi1.02 mi14059+2174855+894855+899499(Top 37%)3288(Top 30%)3288(Top 277%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

14950

Females

4933

F50-54

4933

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

15939

Females

5495

F50-54

5495

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

14950

Females

4933

F50-54

4933

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

15026

Females

5027

F50-54

5027

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

15587

Females

5387

F50-54

5387

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

15846

Females

5625

F50-54

5625

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15025

Females

5424

F50-54

5424

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

13723

Females

4971

F50-54

4971

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

12855

Females

4713

F50-54

4713

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

12699

Females

4645

F50-54

4645

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

9695

Females

3246

F50-54

3246

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11587

Females

4211

F50-54

4211

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

9787

Females

3481

F50-54

3481

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10216

Females

3746

F50-54

3746

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9499

Females

3288

F50-54

3288

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3801
Passed By
828
Net Change
+2973
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17032
5K → 10K66876+592#17032#16440
10K → 15K61828+590#16440#15850
15K → 20K380101+279#15850#15571
20K → Half4139+2#15571#15569
Half → 25K207264-57#15569#15626
25K → 30K328168+160#15626#15466
30K → 20M17458+116#15466#15350
20M → 21M21038+172#15350#15178
21M → 35K9924+75#15178#15103
35K → 23M3495+344#15103#14759
23M → 24M20211+191#14759#14568
24M → 40K2105+205#14568#14363
40K → 25.2M936+87#14363#14276
25.2M → Finish2225+217#14276#14059
TOTALS3801828+2973
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing