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BOSTON MARATHON 2024

Dan Zhou

Bib: 22139•F

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 46%
Masters (Masters Women)
#0 / 6263
Top 36%
Division (F50-54)
#0 / 1187
Top 29%
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
8:37/mi
26:45
↑ 97↓ 3451.5%
10K· 6.21 mi
8:40/mi
53:41
↑ 79↓ 1380.4%
15K· 9.32 mi
8:37/mi
1:20:28
↑ 67↓ 78
20K· 12.43 mi
8:43/mi
1:47:32
↑ 106↓ 860.1%
Half· 13.11 mi
8:29/mi
1:53:19
↑ 19↓ 370.5%
25K· 15.53 mi
8:44/mi
2:14:29
↑ 66↓ 880.2%
30K· 18.64 mi
9:05/mi
2:42:43
↑ 181↓ 1480.2%
20M
9:06/mi
2:55:05
↑ 64↓ 500.2%
21M
9:53/mi
3:04:58
↑ 106↓ 241.6%
35K· 21.75 mi
8:41/mi
3:11:28
↑ 17↓ 861.7%
23M
8:59/mi
3:22:43
↑ 23↓ 630.6%
24M
8:38/mi
3:31:21
↓ 821.3%
40K· 24.85 mi
8:37/mi
3:38:43
↓ 200.3%
25.2M
9:46/mi
3:42:05
↑ 13↓ 160.2%
Finish· 26.22 mi
8:31/mi
3:50:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:19
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time1:57:27
Pace8:58 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1626:458:3726:45
8:37
-
10K
6.21 mi11:53:1253:418:3826:56
8:40
+0:03
15K
9.32 mi12:19:591:20:288:3826:47
8:37
-0:03
20K
12.43 mi12:47:031:47:328:3927:04
8:43
+0:06
Half
13.11 mi12:52:501:53:198:395:47
8:29
-0:14
25K
15.53 mi13:14:002:14:298:3921:10
8:44
+0:15
30K
18.64 mi13:42:142:42:438:4428:14
9:05
+0:21
20M
20.00 mi13:54:362:55:058:4512:22
9:06
+0:01
21M
21.00 mi14:04:293:04:588:489:53
9:53
+0:47
35K
21.75 mi14:10:593:11:288:486:30
8:41
-1:12
23M
23.00 mi14:22:143:22:438:4911:15
8:59
+0:18
24M
24.00 mi14:30:523:31:218:488:38
8:38
-0:21
40K
24.85 mi14:38:143:38:438:487:22
8:37
-0:01
25.2M
25.20 mi14:41:363:42:058:493:22
9:46
+1:09
Finish
26.22 mi14:50:173:50:468:488:41
8:31
-1:15

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

8:29 /mi

Average Pace

8:48 /mi

Slowest Pace

9:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:37:31

94% of race

Time at Steady Pace

13:15

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:48 /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 mi11:26:1626:458:3726:45
8:37
#18370
10K
6.21 mi11:53:1253:418:3826:56
8:40
#18273
15K
9.32 mi12:19:591:20:288:3826:47
8:37
#17843
20K
12.43 mi12:47:031:47:328:3927:04
8:43
#17245
Half
13.11 mi12:52:501:53:198:395:47
8:29
#17151
25K
15.53 mi13:14:002:14:298:3921:10
8:44
#16608
30K
18.64 mi13:42:142:42:438:4428:14
9:05
#16053
20M
20.00 mi13:54:362:55:058:4512:22
9:06
#15792
21M
21.00 mi14:04:293:04:588:489:53
9:53
#15588
35K
21.75 mi14:10:593:11:288:486:30
8:41
#15448
23M
23.00 mi14:22:143:22:438:4911:15
8:59
#15187
24M
24.00 mi14:30:523:31:218:488:38
8:38
#14923
40K
24.85 mi14:38:143:38:438:487:22
8:37
#14647
25.2M
25.20 mi14:41:363:42:058:493:22
9:46
#14548
Finish
26.22 mi14:50:173:50:468:488:41
8:31
#14418
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi183706969696917082(Top 67%)6184(Top 57%)6184(Top 521%)
10K6.21 mi3.10 mi18273+976899+706899+7018193(Top 71%)6832(Top 63%)6832(Top 576%)
15K9.32 mi3.11 mi17843+4306641+2586641+25817082(Top 67%)6184(Top 57%)6184(Top 521%)
20K12.43 mi3.11 mi17245+5986321+3206321+32015913(Top 62%)5535(Top 51%)5535(Top 466%)
Half13.11 mi0.68 mi17151+946266+556266+5515597(Top 61%)5397(Top 49%)5397(Top 455%)
25K15.53 mi2.42 mi16608+5435967+2995967+29914230(Top 56%)4732(Top 43%)4732(Top 399%)
30K18.64 mi3.11 mi16053+5555702+2655702+26513659(Top 53%)4652(Top 43%)4652(Top 392%)
20M20.00 mi1.36 mi15792+2615594+1085594+10812655(Top 50%)4378(Top 40%)4378(Top 369%)
21M21.00 mi1.00 mi15588+2045517+775517+7712525(Top 49%)4539(Top 42%)4539(Top 382%)
35K21.75 mi0.75 mi15448+1405459+585459+5811783(Top 46%)4176(Top 38%)4176(Top 352%)
23M23.00 mi1.25 mi15187+2615353+1065353+10611116(Top 44%)3966(Top 36%)3966(Top 334%)
24M24.00 mi1.00 mi14923+2645251+1025251+10210250(Top 40%)3580(Top 33%)3580(Top 302%)
40K24.85 mi0.85 mi14647+2765138+1135138+1138999(Top 35%)3096(Top 28%)3096(Top 261%)
25.2M25.20 mi0.35 mi14548+995094+445094+449997(Top 39%)3641(Top 33%)3641(Top 307%)
Finish26.22 mi1.02 mi14418+1305044+505044+5011656(Top 46%)4307(Top 39%)4307(Top 363%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

17082

Females

6184

F50-54

6184

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

18193

Females

6832

F50-54

6832

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

17082

Females

6184

F50-54

6184

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

15913

Females

5535

F50-54

5535

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

15597

Females

5397

F50-54

5397

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14230

Females

4732

F50-54

4732

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

13659

Females

4652

F50-54

4652

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

12655

Females

4378

F50-54

4378

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

12525

Females

4539

F50-54

4539

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

11783

Females

4176

F50-54

4176

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11116

Females

3966

F50-54

3966

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

10250

Females

3580

F50-54

3580

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

8999

Females

3096

F50-54

3096

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

9997

Females

3641

F50-54

3641

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

11656

Females

4307

F50-54

4307

Passing Analysis

Category:
Athletes Passed
4402
Passed By
450
Net Change
+3952
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18370
5K → 10K328231+97#18370#18273
10K → 15K48656+430#18273#17843
15K → 20K61820+598#17843#17245
20K → Half1028+94#17245#17151
Half → 25K55613+543#17151#16608
25K → 30K58732+555#16608#16053
30K → 20M27110+261#16053#15792
20M → 21M23026+204#15792#15588
21M → 35K15616+140#15588#15448
35K → 23M2709+261#15448#15187
23M → 24M2706+264#15187#14923
24M → 40K2782+276#14923#14647
40K → 25.2M1023+99#14647#14548
25.2M → Finish14818+130#14548#14418
TOTALS4402450+3952
📊

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