Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Eleanor Chambers

Bib: 29495 β€’F β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
27:01
3.11 mi
Rank: #21187
Start β†’ 5K
27:01 | 8:42/mi
10K
55:11
6.21 mi
Rank: #22206 (-1019)
5K β†’ 10K
28:10 | 9:04/mi
15K
1:24:41
9.32 mi
Rank: #23070 (-864)
10K β†’ 15K
29:30 | 9:30/mi
20K
1:57:32
12.43 mi
Rank: #24185 (-1115)
15K β†’ 20K
32:51 | 10:35/mi
HALF
2:03:40
13.11 mi
Rank: #24114 (+71)
20K β†’ HALF
6:08 | 9:00/mi
25K
2:30:56
15.53 mi
Rank: #24692 (-578)
HALF β†’ 25K
27:16 | 11:15/mi
30K
3:11:42
18.64 mi
Rank: #25645 (-953)
25K β†’ 30K
40:46 | 13:08/mi
20M
3:30:57
20.00 mi
Rank: #26057 (-412)
30K β†’ 20M
19:15 | 14:11/mi
21M
3:44:23
21.00 mi
Rank: #26138 (-81)
20M β†’ 21M
13:26 | 13:26/mi
35K
3:52:45
21.75 mi
Rank: #26121 (+17)
21M β†’ 35K
8:22 | 11:12/mi
23M
4:07:29
23.00 mi
Rank: #26122 (-1)
35K β†’ 23M
14:44 | 11:47/mi
24M
4:18:29
24.00 mi
Rank: #26079 (+43)
23M β†’ 24M
11:00 | 11:00/mi
40K
4:29:08
24.85 mi
Rank: #26115 (-36)
24M β†’ 40K
10:39 | 12:28/mi
25.2M
4:33:09
25.20 mi
Rank: #26088 (+27)
40K β†’ 25.2M
4:01 | 11:39/mi
FINISH
4:43:21
26.22 mi
Rank: #26018 (+70)
25.2M β†’ FINISH
10:12 | 10:01/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:03:40
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:39:41
Pace12:11 /mi
πŸ“ŠPositive Split: 29.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5527:018:4227:01
8:42
-
10K
6.21 mi12:19:0555:118:5328:10
9:04
+0:22
15K
9.32 mi12:48:351:24:419:0629:30
9:30
+0:26
20K
12.43 mi13:21:261:57:329:2832:51
10:35
+1:05
HALF
13.11 mi13:27:342:03:409:276:08
9:00
-1:35
25K
15.53 mi13:54:502:30:569:4327:16
11:15
+2:15
30K
18.64 mi14:35:363:11:4210:1840:46
13:08
+1:53
20M
20.00 mi14:54:513:30:5710:3319:15
14:11
+1:03
21M
21.00 mi15:08:173:44:2310:4213:26
13:26
-0:45
35K
21.75 mi15:16:393:52:4510:438:22
11:12
-2:14
23M
23.00 mi15:31:234:07:2910:4614:44
11:47
+0:35
24M
24.00 mi15:42:234:18:2910:4711:00
11:00
-0:47
40K
24.85 mi15:53:024:29:0810:5010:39
12:28
+1:28
25.2M
25.20 mi15:57:034:33:0910:514:01
11:39
-0:49
FINISH
26.22 mi16:07:154:43:2110:4910:12
10:01
-1:38

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

8:42 /mi

Average Pace

10:49 /mi

Slowest Pace

14:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:41:01

36% of race

Time at Steady Pace

1:38:14

35% of race

Time at Slower Pace

1:24:06

30% of race

Average Pace: 10:48 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:50:5527:018:4227:01
8:42
#21187
10K
6.21 mi12:19:0555:118:5328:10
9:04
#22206
15K
9.32 mi12:48:351:24:419:0629:30
9:30
#23070
20K
12.43 mi13:21:261:57:329:2832:51
10:35
#24185
HALF
13.11 mi13:27:342:03:409:276:08
9:00
#24114
25K
15.53 mi13:54:502:30:569:4327:16
11:15
#24692
30K
18.64 mi14:35:363:11:4210:1840:46
13:08
#25645
20M
20.00 mi14:54:513:30:5710:3319:15
14:11
#26057
21M
21.00 mi15:08:173:44:2310:4213:26
13:26
#26138
35K
21.75 mi15:16:393:52:4510:438:22
11:12
#26121
23M
23.00 mi15:31:234:07:2910:4614:44
11:47
#26122
24M
24.00 mi15:42:234:18:2910:4711:00
11:00
#26079
40K
24.85 mi15:53:024:29:0810:5010:39
12:28
#26115
25.2M
25.20 mi15:57:034:33:0910:514:01
11:39
#26088
FINISH
26.22 mi16:07:154:43:2110:4910:12
10:01
#26018
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi211878278827824432(Top 84%)9882(Top 79%)9882(Top 173%)
10K6.21 mi3.10 mi22206-10198774-4968774-49623123(Top 80%)9225(Top 73%)9225(Top 161%)
15K9.32 mi3.11 mi23070-8649182-4089182-40824432(Top 84%)9882(Top 79%)9882(Top 173%)
20K12.43 mi3.11 mi24185-11159747-5659747-56526288(Top 91%)10915(Top 87%)10915(Top 191%)
HALF13.11 mi0.68 mi24114+719711+369711+3622806(Top 79%)9075(Top 72%)9075(Top 159%)
25K15.53 mi2.42 mi24692-57810030-31910030-31926689(Top 92%)11192(Top 89%)11192(Top 196%)
30K18.64 mi3.11 mi25645-95310571-54110571-54127806(Top 96%)11892(Top 95%)11892(Top 208%)
20M20.00 mi1.36 mi26057-41210808-23710808-23728236(Top 97%)12168(Top 97%)12168(Top 213%)
21M21.00 mi1.00 mi26138-8110872-6410872-6426818(Top 92%)11455(Top 91%)11455(Top 200%)
35K21.75 mi0.75 mi26121+1710878-610878-625578(Top 88%)10826(Top 86%)10826(Top 189%)
23M23.00 mi1.25 mi26122-110883-510883-525836(Top 89%)10985(Top 87%)10985(Top 192%)
24M24.00 mi1.00 mi26079+4310873+1010873+1025116(Top 87%)10659(Top 85%)10659(Top 186%)
40K24.85 mi0.85 mi26115-3610914-4110914-4126478(Top 91%)11381(Top 90%)11381(Top 199%)
25.2M25.20 mi0.35 mi26088+2710902+1210902+1223846(Top 82%)10071(Top 80%)10071(Top 176%)
FINISH26.22 mi1.02 mi26018+7010869+3310869+3323889(Top 82%)10065(Top 80%)10065(Top 176%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
Γ—21
+97ft-345ft

Overall

24432

Females

9882

F18-39

9882

5K→10K

3.1 - 6.2 mi

Top 80%
Γ—5
+79ft-138ft

Overall

23123

Females

9225

F18-39

9225

10K→15K

6.2 - 9.3 mi

Top 84%
Γ—3
+67ft-78ft

Overall

24432

Females

9882

F18-39

9882

15K→20K

9.3 - 12.4 mi

Top 91%
Γ—5
+106ft-86ft

Overall

26288

Females

10915

F18-39

10915

20K→HALF

12.4 - 13.1 mi

Top 79%
Γ—2
+19ft-37ft

Overall

22806

Females

9075

F18-39

9075

HALF→25K

13.1 - 15.5 mi

Top 92%
Γ—4
+66ft-88ft

Overall

26689

Females

11192

F18-39

11192

25K→30K

15.5 - 18.6 mi

Top 96%
Γ—9
+181ft-148ft

Overall

27806

Females

11892

F18-39

11892

30K→20M

18.6 - 20.0 mi

Top 97%
Γ—5
+64ft-50ft

Overall

28236

Females

12168

F18-39

12168

20M→21M

20.0 - 21.0 mi

Top 92%
Γ—8
+106ft-24ft

Overall

26818

Females

11455

F18-39

11455

21M→35K

21.0 - 21.8 mi

Top 88%
Γ—7
+17ft-86ft

Overall

25578

Females

10826

F18-39

10826

35K→23M

21.8 - 23.0 mi

Top 89%
Γ—5
+23ft-63ft

Overall

25836

Females

10985

F18-39

10985

23M→24M

23.0 - 24.0 mi

Top 87%
Γ—6
+12ft-82ft

Overall

25116

Females

10659

F18-39

10659

24M→40K

24.0 - 24.9 mi

Top 91%
Γ—1
+6ft-20ft

Overall

26478

Females

11381

F18-39

11381

40K→25.2M

24.9 - 25.2 mi

Top 82%
Γ—1
+13ft-16ft

Overall

23846

Females

10071

F18-39

10071

25.2M→FINISH

25.2 - 26.2 mi

Top 82%
Γ—2
+22ft-21ft

Overall

23889

Females

10065

F18-39

10065

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
475
Passed By
1466
Net Change
-4831
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#21187
5K β†’ 10K39200-1019#21187#22206
10K β†’ 15K20200-864#22206#23070
15K β†’ 20K6200-1115#23070#24185
20K β†’ HALF765+71#24185#24114
HALF β†’ 25K21200-578#24114#24692
25K β†’ 30K8200-953#24692#25645
30K β†’ 20M5200-412#25645#26057
20M β†’ 21M22103-81#26057#26138
21M β†’ 35K3720+17#26138#26121
35K β†’ 23M4344-1#26121#26122
23M β†’ 24M6118+43#26122#26079
24M β†’ 40K2763-36#26079#26115
40K β†’ 25.2M303+27#26115#26088
25.2M β†’ FINISH8010+70#26088#26018
TOTALS4751466-4831
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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