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BOSTON MARATHON 2024

Cheryl Tamashiro

Bib: 21764•F

HI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 48%
Masters (Masters Women)
#0 / 6263
Top 38%
Division (F60-64)
#0 / 549
Top 9%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:13
Rank: #17434
Start → 5K
26:13 | 8:26/mi
10K· 6.21 mi
51:38
Rank: #16411 (+1023)
5K → 10K
25:25 | 8:11/mi
15K· 9.32 mi
1:17:27
Rank: #15989 (+422)
10K → 15K
25:49 | 8:19/mi
20K· 12.43 mi
1:43:56
Rank: #15637 (+352)
15K → 20K
26:29 | 8:31/mi
Half· 13.11 mi
1:49:09
Rank: #15383 (+254)
20K → Half
5:13 | 7:39/mi
25K· 15.53 mi
2:11:13
Rank: #15479 (-96)
Half → 25K
22:04 | 9:06/mi
30K· 18.64 mi
2:40:15
Rank: #15330 (+149)
25K → 30K
29:02 | 9:21/mi
20M
2:53:36
Rank: #15392 (-62)
30K → 20M
13:21 | 9:49/mi
21M
3:03:44
Rank: #15266 (+126)
20M → 21M
10:08 | 10:08/mi
35K· 21.75 mi
3:10:21
Rank: #15174 (+92)
21M → 35K
6:37 | 8:51/mi
23M
3:21:55
Rank: #14975 (+199)
35K → 23M
11:34 | 9:14/mi
24M
3:31:03
Rank: #14844 (+131)
23M → 24M
9:08 | 9:08/mi
40K· 24.85 mi
3:39:15
Rank: #14769 (+75)
24M → 40K
8:12 | 9:35/mi
25.2M
3:43:10
Rank: #14786 (-17)
40K → 25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
3:52:21
Rank: #14745 (+41)
25.2M → Finish
9:11 | 9:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:09
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time2:03:12
Pace9:24 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:1226:138:2626:13
8:26
-
10K
6.21 mi11:47:3751:388:1925:25
8:11
-0:15
15K
9.32 mi12:13:261:17:278:1925:49
8:19
+0:08
20K
12.43 mi12:39:551:43:568:2226:29
8:31
+0:12
Half
13.11 mi12:45:081:49:098:205:13
7:39
-0:52
25K
15.53 mi13:07:122:11:138:2722:04
9:06
+1:27
30K
18.64 mi13:36:142:40:158:3629:02
9:21
+0:15
20M
20.00 mi13:49:352:53:368:4113:21
9:49
+0:28
21M
21.00 mi13:59:433:03:448:4510:08
10:08
+0:19
35K
21.75 mi14:06:203:10:218:456:37
8:51
-1:17
23M
23.00 mi14:17:543:21:558:4711:34
9:14
+0:23
24M
24.00 mi14:27:023:31:038:489:08
9:08
-0:06
40K
24.85 mi14:35:143:39:158:498:12
9:35
+0:27
25.2M
25.20 mi14:39:093:43:108:513:55
11:21
+1:46
Finish
26.22 mi14:48:203:52:218:529:11
9:01
-2:20

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

7:39 /mi

Average Pace

8:52 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:09

47% of race

Time at Steady Pace

1:27:36

38% of race

Time at Slower Pace

35:36

15% of race

Average Pace: 8:52 /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 mi11:22:1226:138:2626:13
8:26
#17434
10K
6.21 mi11:47:3751:388:1925:25
8:11
#16411
15K
9.32 mi12:13:261:17:278:1925:49
8:19
#15989
20K
12.43 mi12:39:551:43:568:2226:29
8:31
#15637
Half
13.11 mi12:45:081:49:098:205:13
7:39
#15383
25K
15.53 mi13:07:122:11:138:2722:04
9:06
#15479
30K
18.64 mi13:36:142:40:158:3629:02
9:21
#15330
20M
20.00 mi13:49:352:53:368:4113:21
9:49
#15392
21M
21.00 mi13:59:433:03:448:4510:08
10:08
#15266
35K
21.75 mi14:06:203:10:218:456:37
8:51
#15174
23M
23.00 mi14:17:543:21:558:4711:34
9:14
#14975
24M
24.00 mi14:27:023:31:038:489:08
9:08
#14844
40K
24.85 mi14:35:143:39:158:498:12
9:35
#14769
25.2M
25.20 mi14:39:093:43:108:513:55
11:21
#14786
Finish
26.22 mi14:48:203:52:218:529:11
9:01
#14745
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi174346426642615331(Top 60%)5168(Top 47%)5168(Top 941%)
10K6.21 mi3.10 mi16411+10235808+6185808+61815419(Top 60%)5171(Top 47%)5171(Top 942%)
15K9.32 mi3.11 mi15989+4225553+2555553+25515331(Top 60%)5168(Top 47%)5168(Top 941%)
20K12.43 mi3.11 mi15637+3525352+2015352+20114940(Top 58%)4974(Top 46%)4974(Top 906%)
Half13.11 mi0.68 mi15383+2545199+1535199+15310286(Top 40%)2465(Top 23%)2465(Top 449%)
25K15.53 mi2.42 mi15479-965289-905289-9015988(Top 63%)5707(Top 52%)5707(Top 1040%)
30K18.64 mi3.11 mi15330+1495278+115278+1114809(Top 58%)5313(Top 49%)5313(Top 968%)
20M20.00 mi1.36 mi15392-625358-805358-8015851(Top 62%)6131(Top 56%)6131(Top 1117%)
21M21.00 mi1.00 mi15266+1265334+245334+2413506(Top 53%)5046(Top 46%)5046(Top 919%)
35K21.75 mi0.75 mi15174+925301+335301+3312600(Top 49%)4594(Top 42%)4594(Top 837%)
23M23.00 mi1.25 mi14975+1995230+715230+7112343(Top 48%)4583(Top 42%)4583(Top 835%)
24M24.00 mi1.00 mi14844+1315208+225208+2212817(Top 50%)4836(Top 44%)4836(Top 881%)
40K24.85 mi0.85 mi14769+755203+55203+513484(Top 53%)5277(Top 48%)5277(Top 961%)
25.2M25.20 mi0.35 mi14786-175227-245227-2415662(Top 61%)6363(Top 58%)6363(Top 1159%)
Finish26.22 mi1.02 mi14745+415232-55232-514281(Top 56%)5613(Top 51%)5613(Top 1022%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15331

Females

5168

F60-64

5168

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15419

Females

5171

F60-64

5171

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15331

Females

5168

F60-64

5168

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

14940

Females

4974

F60-64

4974

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10286

Females

2465

F60-64

2465

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

15988

Females

5707

F60-64

5707

25K→30K

15.5 - 18.6 mi

Top 58%
×9stories
+181ft-148ft

Overall

14809

Females

5313

F60-64

5313

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

15851

Females

6131

F60-64

6131

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

13506

Females

5046

F60-64

5046

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

12600

Females

4594

F60-64

4594

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12343

Females

4583

F60-64

4583

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

12817

Females

4836

F60-64

4836

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13484

Females

5277

F60-64

5277

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

15662

Females

6363

F60-64

6363

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14281

Females

5613

F60-64

5613

Passing Analysis

Category:
Athletes Passed
3765
Passed By
1076
Net Change
+2689
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17434
5K → 10K105835+1023#17434#16411
10K → 15K48361+422#16411#15989
15K → 20K42270+352#15989#15637
20K → Half2540+254#15637#15383
Half → 25K183279-96#15383#15479
25K → 30K329180+149#15479#15330
30K → 20M98160-62#15330#15392
20M → 21M18660+126#15392#15266
21M → 35K11220+92#15266#15174
35K → 23M21718+199#15174#14975
23M → 24M17039+131#14975#14844
24M → 40K12045+75#14844#14769
40K → 25.2M3956-17#14769#14786
25.2M → Finish9453+41#14786#14745
TOTALS37651076+2689
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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