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BOSTON MARATHON 2024

Kara Roper

CO

Bib: 2144 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 8%
Gender (Female)
#0 / 10924
Top 0.9%
Masters (Masters Women)
#0 / 6263
Top 0.2%
Division (F40-44)
#0 / 1613
Top 0.7%
Race Day Weather
55°/45°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Mile 2
Mile 4
Mile 8
Mile 10
Mile 14
Start
0:00
Race begins
5K· 3.11 mi
6:22/mi
19:46
↑ 97↓ 345
10K· 6.21 mi
6:24/mi
39:39
↑ 79↓ 138
15K· 9.32 mi
6:25/mi
59:36
↑ 67↓ 78
20K· 12.43 mi
6:32/mi
1:19:54
↑ 106↓ 86
Half· 13.11 mi
6:30/mi
1:24:20
↑ 19↓ 37
25K· 15.53 mi
6:36/mi
1:40:21
↑ 66↓ 88
30K· 18.64 mi
6:53/mi
2:01:45
↑ 181↓ 148
20M
7:05/mi
2:11:23
↑ 64↓ 50
21M
7:27/mi
2:18:50
↑ 106↓ 24
35K· 21.75 mi
7:01/mi
2:24:05
↑ 17↓ 86
23M
7:17/mi
2:33:12
↑ 23↓ 63
24M
7:09/mi
2:40:21
↓ 82
40K· 24.85 mi
7:17/mi
2:46:35
↓ 20
25.2M
7:50/mi
2:49:17
↑ 13↓ 16
Finish· 26.22 mi
6:48/mi
2:56:13
↑ 22↓ 21
Course Elevation
890ft
Total climb
462ft
Range
7 to 469 ft
1,342ft
Total descent
About the height of two redwood trees

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The Course

Half Splits

1st Half· via Half
1:24:206:26 /mi⚡ faster
2nd Half
1:31:537:01 /mi+9.0%
Positive split — 9.0% slower in the second half
AI Race Performance Report

Kara's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
19:466:223.11 mi19:46
6:22
-
10K
39:396:233.10 mi19:53
6:24
+0:02
15K
59:366:243.11 mi19:57
6:25
+0:01
20K
1:19:546:263.11 mi20:18
6:32
+0:07
Half(13.11 mi)
1:24:206:260.68 mi4:26
6:30
-0:02
25K
1:40:216:282.42 mi16:01
6:36
+0:06
30K
2:01:456:323.11 mi21:24
6:53
+0:17
20M
2:11:236:341.36 mi9:38
7:05
+0:12
21M
2:18:506:371.00 mi7:27
7:27
+0:22
35K
2:24:056:380.75 mi5:15
7:01
-0:26
23M
2:33:126:401.25 mi9:07
7:17
+0:16
24M
2:40:216:411.00 mi7:09
7:09
-0:08
40K
2:46:356:420.85 mi6:14
7:17
+0:08
25.2M
2:49:176:430.35 mi2:42
7:50
+0:33
Finish(26.22 mi)
2:56:136:441.02 mi6:56
6:48
-1:02
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Kara's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:22 /mi

Average Pace

6:44 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:40:21

57% of race

Time at Steady Pace

43:13

25% of race

Time at Slower Pace

32:39

19% of race

Average Pace: 6:43 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi2473828223087777
10K3.10 mi2421+5284-284-224308484
15K3.11 mi2366+5578+678+623087777
20K3.11 mi2309+5780-280-223429090
Half(13.11 mi)0.68 mi2327-1881-181-12659114114
25K2.42 mi2257+7077+477+421828888
30K3.11 mi2187+7085-885-82327126126
20M1.36 mi2167+2090-590-52742204204
21M1.00 mi2131+3688+288+22365187187
35K0.75 mi2141-1089-189-13156318318
23M1.25 mi2145-491-291-22853305305
24M1.00 mi2131+1495-495-42836333333
40K0.85 mi2125+6100-5100-52792357357
25.2M0.35 mi2113+12101-1101-12284269269
Finish(26.22 mi)1.02 mi2086+271011012372307307

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
469 ft222 ft
↑ 97ft↓ 345ft
248 ft

Overall

2308

Females

77

F40-44

77

5K→10K

3.1 - 6.2 mi

Top 10%
216 ft157 ft
↑ 79ft↓ 138ft
59 ft

Overall

2430

Females

84

F40-44

84

10K→15K

6.2 - 9.3 mi

Top 9%
157 ft146 ft
↑ 67ft↓ 78ft
34 ft

Overall

2308

Females

77

F40-44

77

15K→20K

9.3 - 12.4 mi

Top 9%
147 ft167 ft
↑ 106ft↓ 86ft
63 ft

Overall

2342

Females

90

F40-44

90

20K→Half

12.4 - 13.1 mi

Top 10%
165 ft147 ft
↑ 19ft↓ 37ft
30 ft

Overall

2659

Females

114

F40-44

114

Half→25K

13.1 - 15.5 mi

Top 9%
148 ft126 ft
↑ 66ft↓ 88ft
44 ft

Overall

2182

Females

88

F40-44

88

25K→30K

15.5 - 18.6 mi

Top 9%
106 ft139 ft
↑ 181ft↓ 148ft
109 ft

Overall

2327

Females

126

F40-44

126

30K→20M

18.6 - 20.0 mi

Top 11%
134 ft148 ft
↑ 64ft↓ 50ft
56 ft

Overall

2742

Females

204

F40-44

204

20M→21M

20.0 - 21.0 mi

Top 9%
147 ft230 ft
↑ 106ft↓ 24ft
97 ft

Overall

2365

Females

187

F40-44

187

21M→35K

21.0 - 21.8 mi

Top 12%
223 ft154 ft
↑ 17ft↓ 86ft
78 ft

Overall

3156

Females

318

F40-44

318

35K→23M

21.8 - 23.0 mi

Top 11%
158 ft119 ft
↑ 23ft↓ 63ft
63 ft

Overall

2853

Females

305

F40-44

305

23M→24M

23.0 - 24.0 mi

Top 11%
115 ft45 ft
↑ 12ft↓ 82ft
70 ft

Overall

2836

Females

333

F40-44

333

24M→40K

24.0 - 24.9 mi

Top 11%
31 ft17 ft
↑ 6ft↓ 20ft
15 ft

Overall

2792

Females

357

F40-44

357

40K→25.2M

24.9 - 25.2 mi

Top 9%
22 ft19 ft
↑ 13ft↓ 16ft
16 ft

Overall

2284

Females

269

F40-44

269

25.2M→Finish

25.2 - 26.2 mi

Top 9%
16 ft17 ft
↑ 22ft↓ 21ft
19 ft

Overall

2372

Females

307

F40-44

307

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing