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BOSTON MARATHON 2024

Rebecca Johnson

Bib: 23440•F

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
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
9:48/mi
30:28
↑ 97↓ 3451.5%
10K· 6.21 mi
9:54/mi
1:01:15
↑ 79↓ 1380.4%
15K· 9.32 mi
9:55/mi
1:32:05
↑ 67↓ 78
20K· 12.43 mi
10:25/mi
2:04:28
↑ 106↓ 860.1%
Half· 13.11 mi
10:29/mi
2:11:37
↑ 19↓ 370.5%
25K· 15.53 mi
11:49/mi
2:40:15
↑ 66↓ 880.2%
30K· 18.64 mi
13:24/mi
3:21:54
↑ 181↓ 1480.2%
20M
12:34/mi
3:38:59
↑ 64↓ 500.2%
21M
13:22/mi
3:52:21
↑ 106↓ 241.6%
35K· 21.75 mi
11:46/mi
4:01:09
↑ 17↓ 861.7%
23M
12:19/mi
4:16:34
↑ 23↓ 630.6%
24M
12:58/mi
4:29:32
↓ 821.3%
40K· 24.85 mi
14:40/mi
4:42:04
↓ 200.3%
25.2M
17:44/mi
4:48:11
↑ 13↓ 160.2%
Finish· 26.22 mi
15:59/mi
5:04:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:37
Pace10:02 /mi
2nd Half
Distance13.11 mi
Time2:52:51
Pace13:11 /mi
📊Positive Split: 31.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:3530:289:4830:28
9:48
-
10K
6.21 mi12:02:221:01:159:5130:47
9:54
+0:06
15K
9.32 mi12:33:121:32:059:5330:50
9:55
+0:01
20K
12.43 mi13:05:352:04:2810:0132:23
10:25
+0:30
Half
13.11 mi13:12:442:11:3710:027:09
10:29
+0:04
25K
15.53 mi13:41:222:40:1510:1928:38
11:49
+1:20
30K
18.64 mi14:23:013:21:5410:5041:39
13:24
+1:35
20M
20.00 mi14:40:063:38:5910:5717:05
12:34
-0:50
21M
21.00 mi14:53:283:52:2111:0413:22
13:22
+0:48
35K
21.75 mi15:02:164:01:0911:058:48
11:46
-1:36
23M
23.00 mi15:17:414:16:3411:0915:25
12:19
+0:33
24M
24.00 mi15:30:394:29:3211:1412:58
12:58
+0:39
40K
24.85 mi15:43:114:42:0411:2112:32
14:40
+1:42
25.2M
25.20 mi15:49:184:48:1111:266:07
17:44
+3:04
Finish
26.22 mi16:05:355:04:2811:3716:17
15:59
-1:45

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

9:48 /mi

Average Pace

11:37 /mi

Slowest Pace

17:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:37

43% of race

Time at Steady Pace

2:17:55

45% of race

Time at Slower Pace

34:56

11% of race

Average Pace: 11:37 /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 mi11:31:3530:289:4830:28
9:48
#22546
10K
6.21 mi12:02:221:01:159:5130:47
9:54
#22459
15K
9.32 mi12:33:121:32:059:5330:50
9:55
#22210
20K
12.43 mi13:05:352:04:2810:0132:23
10:25
#21986
Half
13.11 mi13:12:442:11:3710:027:09
10:29
#22023
25K
15.53 mi13:41:222:40:1510:1928:38
11:49
#22241
30K
18.64 mi14:23:013:21:5410:5041:39
13:24
#22634
20M
20.00 mi14:40:063:38:5910:5717:05
12:34
#22635
21M
21.00 mi14:53:283:52:2111:0413:22
13:22
#22577
35K
21.75 mi15:02:164:01:0911:058:48
11:46
#22537
23M
23.00 mi15:17:414:16:3411:0915:25
12:19
#22481
24M
24.00 mi15:30:394:29:3211:1412:58
12:58
#22537
40K
24.85 mi15:43:114:42:0411:2112:32
14:40
#22646
25.2M
25.20 mi15:49:184:48:1111:266:07
17:44
#22752
Finish
26.22 mi16:05:355:04:2811:3716:17
15:59
#23032
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi225469179917921752(Top 85%)8736(Top 80%)8736(Top 1591%)
10K6.21 mi3.10 mi22459+879136+439136+4322354(Top 87%)9097(Top 83%)9097(Top 1657%)
15K9.32 mi3.11 mi22210+2499008+1289008+12821752(Top 85%)8736(Top 80%)8736(Top 1591%)
20K12.43 mi3.11 mi21986+2248896+1128896+11221509(Top 84%)8641(Top 79%)8641(Top 1574%)
Half13.11 mi0.68 mi22023-378919-238919-2322624(Top 89%)9293(Top 85%)9293(Top 1693%)
25K15.53 mi2.42 mi22241-2189049-1309049-13022863(Top 89%)9468(Top 87%)9468(Top 1725%)
30K18.64 mi3.11 mi22634-3939300-2519300-25123720(Top 93%)10020(Top 92%)10020(Top 1825%)
20M20.00 mi1.36 mi22635-19318-189318-1822279(Top 87%)9391(Top 86%)9391(Top 1711%)
21M21.00 mi1.00 mi22577+589303+159303+1521355(Top 84%)8974(Top 82%)8974(Top 1635%)
35K21.75 mi0.75 mi22537+409296+79296+721390(Top 84%)9046(Top 83%)9046(Top 1648%)
23M23.00 mi1.25 mi22481+569287+99287+921367(Top 84%)9064(Top 83%)9064(Top 1651%)
24M24.00 mi1.00 mi22537-569335-489335-4823042(Top 90%)9919(Top 91%)9919(Top 1807%)
40K24.85 mi0.85 mi22646-1099397-629397-6224280(Top 95%)10490(Top 96%)10490(Top 1911%)
25.2M25.20 mi0.35 mi22752-1069452-559452-5524925(Top 98%)10724(Top 98%)10724(Top 1953%)
Finish26.22 mi1.02 mi23032-2809605-1539605-15325332(Top 99%)10877(Top 100%)10877(Top 1981%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

21752

Females

8736

F60-64

8736

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

22354

Females

9097

F60-64

9097

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

21752

Females

8736

F60-64

8736

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

21509

Females

8641

F60-64

8641

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

22624

Females

9293

F60-64

9293

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

22863

Females

9468

F60-64

9468

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

23720

Females

10020

F60-64

10020

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

22279

Females

9391

F60-64

9391

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

21355

Females

8974

F60-64

8974

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

21390

Females

9046

F60-64

9046

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

21367

Females

9064

F60-64

9064

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

23042

Females

9919

F60-64

9919

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

24280

Females

10490

F60-64

10490

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

24925

Females

10724

F60-64

10724

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

25332

Females

10877

F60-64

10877

Passing Analysis

Category:
Athletes Passed
1367
Passed By
1853
Net Change
-486
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22546
5K → 10K252165+87#22546#22459
10K → 15K30960+249#22459#22210
15K → 20K29369+224#22210#21986
20K → Half1552-37#21986#22023
Half → 25K65283-218#22023#22241
25K → 30K63456-393#22241#22634
30K → 20M6869-1#22634#22635
20M → 21M9739+58#22635#22577
21M → 35K6121+40#22577#22537
35K → 23M7822+56#22537#22481
23M → 24M3288-56#22481#22537
24M → 40K17126-109#22537#22646
40K → 25.2M9115-106#22646#22752
25.2M → Finish8288-280#22752#23032
TOTALS13671853-486
📊

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