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BOSTON MARATHON 2024

Roberta Cathcart

Bib: 18531•F

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
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
8:49/mi
27:22
↑ 97↓ 3451.5%
10K· 6.21 mi
9:07/mi
55:40
↑ 79↓ 1380.4%
15K· 9.32 mi
9:27/mi
1:25:03
↑ 67↓ 78
20K· 12.43 mi
9:31/mi
1:54:36
↑ 106↓ 860.1%
Half· 13.11 mi
9:20/mi
2:00:58
↑ 19↓ 370.5%
25K· 15.53 mi
10:07/mi
2:25:29
↑ 66↓ 880.2%
30K· 18.64 mi
11:21/mi
3:00:46
↑ 181↓ 1480.2%
20M
11:55/mi
3:16:58
↑ 64↓ 500.2%
21M
14:44/mi
3:31:42
↑ 106↓ 241.6%
35K· 21.75 mi
13:47/mi
3:42:01
↑ 17↓ 861.7%
23M
13:43/mi
3:59:11
↑ 23↓ 630.6%
24M
13:56/mi
4:13:07
↓ 821.3%
40K· 24.85 mi
13:48/mi
4:24:55
↓ 200.3%
25.2M
14:33/mi
4:29:56
↑ 13↓ 160.2%
Finish· 26.22 mi
11:16/mi
4:41:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:58
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:40:27
Pace12:14 /mi
📊Positive Split: 32.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0327:228:4927:22
8:49
-
10K
6.21 mi11:47:2155:408:5828:18
9:07
+0:18
15K
9.32 mi12:16:441:25:039:0729:23
9:27
+0:20
20K
12.43 mi12:46:171:54:369:1329:33
9:31
+0:04
Half
13.11 mi12:52:392:00:589:146:22
9:20
-0:11
25K
15.53 mi13:17:102:25:299:2224:31
10:07
+0:47
30K
18.64 mi13:52:273:00:469:4235:17
11:21
+1:14
20M
20.00 mi14:08:393:16:589:5116:12
11:55
+0:34
21M
21.00 mi14:23:233:31:4210:0514:44
14:44
+2:49
35K
21.75 mi14:33:423:42:0110:1310:19
13:47
-0:57
23M
23.00 mi14:50:523:59:1110:2417:10
13:43
-0:04
24M
24.00 mi15:04:484:13:0710:3313:56
13:56
+0:13
40K
24.85 mi15:16:364:24:5510:4011:48
13:48
-0:08
25.2M
25.20 mi15:21:374:29:5610:435:01
14:33
+0:45
Finish
26.22 mi15:33:064:41:2510:4411:29
11:16
-3:17

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

8:49 /mi

Average Pace

10:44 /mi

Slowest Pace

14:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:29

52% of race

Time at Steady Pace

1:02:58

22% of race

Time at Slower Pace

1:12:58

26% of race

Average Pace: 10:44 /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 mi11:19:0327:228:4927:22
8:49
#19325
10K
6.21 mi11:47:2155:408:5828:18
9:07
#19730
15K
9.32 mi12:16:441:25:039:0729:23
9:27
#20044
20K
12.43 mi12:46:171:54:369:1329:33
9:31
#19829
Half
13.11 mi12:52:392:00:589:146:22
9:20
#19828
25K
15.53 mi13:17:102:25:299:2224:31
10:07
#19738
30K
18.64 mi13:52:273:00:469:4235:17
11:21
#19955
20M
20.00 mi14:08:393:16:589:5116:12
11:55
#20060
21M
21.00 mi14:23:233:31:4210:0514:44
14:44
#20337
35K
21.75 mi14:33:423:42:0110:1310:19
13:47
#20549
23M
23.00 mi14:50:523:59:1110:2417:10
13:43
#20798
24M
24.00 mi15:04:484:13:0710:3313:56
13:56
#20998
40K
24.85 mi15:16:364:24:5510:4011:48
13:48
#21119
25.2M
25.20 mi15:21:374:29:5610:435:01
14:33
#21142
Finish
26.22 mi15:33:064:41:2510:4411:29
11:16
#21178
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi193257542754220542(Top 80%)8082(Top 74%)8082(Top 461%)
10K6.21 mi3.10 mi19730-4057722-1807722-18020197(Top 79%)7927(Top 73%)7927(Top 452%)
15K9.32 mi3.11 mi20044-3147858-1367858-13620542(Top 80%)8082(Top 74%)8082(Top 461%)
20K12.43 mi3.11 mi19829+2157734+1247734+12419243(Top 75%)7407(Top 68%)7407(Top 423%)
Half13.11 mi0.68 mi19828+17737-37737-319565(Top 77%)7646(Top 70%)7646(Top 436%)
25K15.53 mi2.42 mi19738+907709+287709+2819420(Top 76%)7601(Top 70%)7601(Top 434%)
30K18.64 mi3.11 mi19955-2177871-1627871-16220736(Top 81%)8497(Top 78%)8497(Top 485%)
20M20.00 mi1.36 mi20060-1057955-847955-8421220(Top 83%)8874(Top 81%)8874(Top 506%)
21M21.00 mi1.00 mi20337-2778128-1738128-17323261(Top 91%)9919(Top 91%)9919(Top 566%)
35K21.75 mi0.75 mi20549-2128266-1388266-13824101(Top 94%)10347(Top 95%)10347(Top 590%)
23M23.00 mi1.25 mi20798-2498430-1648430-16423462(Top 92%)10049(Top 92%)10049(Top 573%)
24M24.00 mi1.00 mi20998-2008553-1238553-12324119(Top 94%)10398(Top 95%)10398(Top 593%)
40K24.85 mi0.85 mi21119-1218628-758628-7523393(Top 92%)10111(Top 93%)10111(Top 577%)
25.2M25.20 mi0.35 mi21142-238652-248652-2422441(Top 88%)9672(Top 89%)9672(Top 552%)
Finish26.22 mi1.02 mi21178-368682-308682-3021974(Top 86%)9441(Top 86%)9441(Top 539%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

20542

Females

8082

F45-49

8082

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20197

Females

7927

F45-49

7927

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

20542

Females

8082

F45-49

8082

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19243

Females

7407

F45-49

7407

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

19565

Females

7646

F45-49

7646

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

19420

Females

7601

F45-49

7601

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

20736

Females

8497

F45-49

8497

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

21220

Females

8874

F45-49

8874

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

23261

Females

9919

F45-49

9919

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

24101

Females

10347

F45-49

10347

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

23462

Females

10049

F45-49

10049

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

24119

Females

10398

F45-49

10398

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

23393

Females

10111

F45-49

10111

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

22441

Females

9672

F45-49

9672

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

21974

Females

9441

F45-49

9441

Passing Analysis

Category:
Athletes Passed
1151
Passed By
3004
Net Change
-1853
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19325
5K → 10K118523-405#19325#19730
10K → 15K118432-314#19730#20044
15K → 20K339124+215#20044#19829
20K → Half3534+1#19829#19828
Half → 25K225135+90#19828#19738
25K → 30K103320-217#19738#19955
30K → 20M52157-105#19955#20060
20M → 21M16293-277#20060#20337
21M → 35K16228-212#20337#20549
35K → 23M28277-249#20549#20798
23M → 24M21221-200#20798#20998
24M → 40K22143-121#20998#21119
40K → 25.2M2245-23#21119#21142
25.2M → Finish3672-36#21142#21178
TOTALS11513004-1853
📊

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