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BOSTON MARATHON 2024

Yuko Shibao

Bib: 22520 F JP

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:32/mi
29:37
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:10/mi
1:01:11
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:11/mi
1:32:48
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
11:10/mi
2:07:31
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:11/mi
2:14:28
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:04/mi
2:41:19
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
12:33/mi
3:20:20
↑ 181↓ 1480.2%
138 ft elev
20M
15:40/mi
3:41:37
↑ 64↓ 500.2%
148 ft elev
21M
15:04/mi
3:56:41
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
13:13/mi
4:06:34
↑ 17↓ 861.7%
156 ft elev
23M
16:38/mi
4:27:23
↑ 23↓ 630.6%
116 ft elev
24M
15:09/mi
4:42:32
↓ 821.3%
34 ft elev
40K· 24.85 mi
15:50/mi
4:56:04
↓ 200.3%
20 ft elev
25.2M
23:26/mi
5:04:09
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
15:16/mi
5:19:42
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:28
Pace10:15 /mi
2nd Half
Distance13.11 mi
Time3:05:14
Pace14:08 /mi
📊Positive Split: 37.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:1629:379:3229:37
9:32
-
10K
6.21 mi11:58:501:01:119:5131:34
10:10
+0:38
15K
9.32 mi12:30:271:32:489:5731:37
10:11
+0:01
20K
12.43 mi13:05:102:07:3110:1634:43
11:10
+0:59
Half
13.11 mi13:12:072:14:2810:156:57
10:11
-0:59
25K
15.53 mi13:38:582:41:1910:2326:51
11:04
+0:53
30K
18.64 mi14:17:593:20:2010:4539:01
12:33
+1:29
20M
20.00 mi14:39:163:41:3711:0521:17
15:40
+3:07
21M
21.00 mi14:54:203:56:4111:1615:04
15:04
-0:36
35K
21.75 mi15:04:134:06:3411:209:53
13:13
-1:51
23M
23.00 mi15:25:024:27:2311:3820:49
16:38
+3:25
24M
24.00 mi15:40:114:42:3211:4615:09
15:09
-1:29
40K
24.85 mi15:53:434:56:0411:5513:32
15:50
+0:41
25.2M
25.20 mi16:01:485:04:0912:048:05
23:26
+7:36
Finish
26.22 mi16:17:215:19:4212:1215:33
15:16
-8:10

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

9:32 /mi

Average Pace

12:12 /mi

Slowest Pace

23:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:19

50% of race

Time at Steady Pace

48:54

15% of race

Time at Slower Pace

1:49:29

34% of race

Average Pace: 12:12 /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 mi11:27:1629:379:3229:37
9:32
#21833
10K
6.21 mi11:58:501:01:119:5131:34
10:10
#22430
15K
9.32 mi12:30:271:32:489:5731:37
10:11
#22395
20K
12.43 mi13:05:102:07:3110:1634:43
11:10
#22551
Half
13.11 mi13:12:072:14:2810:156:57
10:11
#22527
25K
15.53 mi13:38:582:41:1910:2326:51
11:04
#22384
30K
18.64 mi14:17:593:20:2010:4539:01
12:33
#22473
20M
20.00 mi14:39:163:41:3711:0521:17
15:40
#22876
21M
21.00 mi14:54:203:56:4111:1615:04
15:04
#22958
35K
21.75 mi15:04:134:06:3411:209:53
13:13
#22991
23M
23.00 mi15:25:024:27:2311:3820:49
16:38
#23262
24M
24.00 mi15:40:114:42:3211:4615:09
15:09
#23392
40K
24.85 mi15:53:434:56:0411:5513:32
15:50
#23528
25.2M
25.20 mi16:01:485:04:0912:048:05
23:26
#23686
Finish
26.22 mi16:17:215:19:4212:1215:33
15:16
#23828
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi218338836883622288(Top 87%)9034(Top 83%)9034(Top 1031%)
10K6.21 mi3.10 mi22430-5979119-2839119-28322907(Top 90%)9388(Top 86%)9388(Top 1072%)
15K9.32 mi3.11 mi22395+359089+309089+3022288(Top 87%)9034(Top 83%)9034(Top 1031%)
20K12.43 mi3.11 mi22551-1569183-949183-9422934(Top 90%)9421(Top 86%)9421(Top 1075%)
Half13.11 mi0.68 mi22527+249178+59178+521997(Top 86%)8970(Top 82%)8970(Top 1024%)
25K15.53 mi2.42 mi22384+1439116+629116+6221649(Top 85%)8811(Top 81%)8811(Top 1006%)
30K18.64 mi3.11 mi22473-899211-959211-9522751(Top 89%)9525(Top 87%)9525(Top 1087%)
20M20.00 mi1.36 mi22876-4039455-2449455-24425082(Top 98%)10734(Top 98%)10734(Top 1225%)
21M21.00 mi1.00 mi22958-829520-659520-6523638(Top 93%)10097(Top 92%)10097(Top 1153%)
35K21.75 mi0.75 mi22991-339547-279547-2723499(Top 92%)10056(Top 92%)10056(Top 1148%)
23M23.00 mi1.25 mi23262-2719688-1419688-14125240(Top 99%)10825(Top 99%)10825(Top 1236%)
24M24.00 mi1.00 mi23392-1309770-829770-8224865(Top 97%)10709(Top 98%)10709(Top 1222%)
40K24.85 mi0.85 mi23528-1369849-799849-7924921(Top 98%)10736(Top 98%)10736(Top 1226%)
25.2M25.20 mi0.35 mi23686-1589928-799928-7925501(Top 100%)10910(Top 100%)10910(Top 1245%)
Finish26.22 mi1.02 mi23828-14210013-8510013-8525242(Top 99%)10853(Top 99%)10853(Top 1239%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

22288

Females

9034

F55-59

9034

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

22907

Females

9388

F55-59

9388

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

22288

Females

9034

F55-59

9034

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

22934

Females

9421

F55-59

9421

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

21997

Females

8970

F55-59

8970

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

21649

Females

8811

F55-59

8811

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

22751

Females

9525

F55-59

9525

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

25082

Females

10734

F55-59

10734

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

23638

Females

10097

F55-59

10097

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

23499

Females

10056

F55-59

10056

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

25240

Females

10825

F55-59

10825

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

24865

Females

10709

F55-59

10709

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

24921

Females

10736

F55-59

10736

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

25501

Females

10910

F55-59

10910

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

25242

Females

10853

F55-59

10853

Passing Analysis

Category:
Athletes Passed
830
Passed By
2825
Net Change
-1995
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21833
5K → 10K54651-597#21833#22430
10K → 15K185150+35#22430#22395
15K → 20K124280-156#22395#22551
20K → Half4117+24#22551#22527
Half → 25K19451+143#22527#22384
25K → 30K121210-89#22384#22473
30K → 20M14417-403#22473#22876
20M → 21M26108-82#22876#22958
21M → 35K3467-33#22958#22991
35K → 23M11282-271#22991#23262
23M → 24M13143-130#23262#23392
24M → 40K5141-136#23392#23528
40K → 25.2M2160-158#23528#23686
25.2M → Finish6148-142#23686#23828
TOTALS8302825-1995
📊

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