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BOSTON MARATHON 2026

Ella Piercey

Bib: 14349•F

TN

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 46%
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°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
26:53
3.11 mi
Rank: #20932
Start → 5K
26:53 | 8:40/mi
10K
53:40
6.21 mi
Rank: #20972 (-40)
5K → 10K
26:47 | 8:38/mi
15K
1:19:31
9.32 mi
Rank: #20304 (+668)
10K → 15K
25:51 | 8:20/mi
20K
1:45:11
12.43 mi
Rank: #19707 (+597)
15K → 20K
25:40 | 8:16/mi
HALF
1:50:44
13.11 mi
Rank: #19629 (+78)
20K → HALF
5:33 | 8:09/mi
25K
2:10:58
15.53 mi
Rank: #19323 (+306)
HALF → 25K
20:14 | 8:21/mi
30K
2:36:28
18.64 mi
Rank: #18573 (+750)
25K → 30K
25:30 | 8:13/mi
20M
2:47:16
20.00 mi
Rank: #18180 (+393)
30K → 20M
10:48 | 7:58/mi
21M
2:55:30
21.00 mi
Rank: #17826 (+354)
20M → 21M
8:14 | 8:14/mi
35K
3:01:30
21.75 mi
Rank: #17693 (+133)
21M → 35K
6:00 | 8:02/mi
23M
3:11:39
23.00 mi
Rank: #17425 (+268)
35K → 23M
10:09 | 8:07/mi
24M
3:19:36
24.00 mi
Rank: #17227 (+198)
23M → 24M
7:57 | 7:57/mi
40K
3:26:05
24.85 mi
Rank: #16954 (+273)
24M → 40K
6:29 | 7:35/mi
25.2M
3:28:58
25.20 mi
Rank: #16857 (+97)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:36:12
26.22 mi
Rank: #16531 (+326)
25.2M → FINISH
7:14 | 7:06/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:50:44
Pace8:27 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:28
Pace8:03 /mi
📊Negative Split: 4.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:5426:538:4026:53
8:40
-
10K
6.21 mi11:23:4153:408:3926:47
8:38
-0:02
15K
9.32 mi11:49:321:19:318:3225:51
8:20
-0:18
20K
12.43 mi12:15:121:45:118:2825:40
8:16
-0:04
HALF
13.11 mi12:20:451:50:448:275:33
8:09
-0:07
25K
15.53 mi12:40:592:10:588:2620:14
8:21
+0:12
30K
18.64 mi13:06:292:36:288:2425:30
8:13
-0:08
20M
20.00 mi13:17:172:47:168:2210:48
7:58
-0:15
21M
21.00 mi13:25:312:55:308:228:14
8:14
+0:16
35K
21.75 mi13:31:313:01:308:216:00
8:02
-0:12
23M
23.00 mi13:41:403:11:398:2010:09
8:07
+0:05
24M
24.00 mi13:49:373:19:368:207:57
7:57
-0:10
40K
24.85 mi13:56:063:26:058:186:29
7:35
-0:22
25.2M
25.20 mi13:58:593:28:588:182:53
8:22
+0:47
FINISH
26.22 mi14:06:133:36:128:167:14
7:06
-1:16

Checkpoint Splits Visualizations

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

📈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

7:06 /mi

Average Pace

8:15 /mi

Slowest Pace

8:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

32:28

15% of race

Time at Steady Pace

2:10:04

60% of race

Time at Slower Pace

53:40

25% of race

Average Pace: 8:15 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:56:5426:538:4026:53
8:40
#20932
10K
6.21 mi11:23:4153:408:3926:47
8:38
#20972
15K
9.32 mi11:49:321:19:318:3225:51
8:20
#20304
20K
12.43 mi12:15:121:45:118:2825:40
8:16
#19707
HALF
13.11 mi12:20:451:50:448:275:33
8:09
#19629
25K
15.53 mi12:40:592:10:588:2620:14
8:21
#19323
30K
18.64 mi13:06:292:36:288:2425:30
8:13
#18573
20M
20.00 mi13:17:172:47:168:2210:48
7:58
#18180
21M
21.00 mi13:25:312:55:308:228:14
8:14
#17826
35K
21.75 mi13:31:313:01:308:216:00
8:02
#17693
23M
23.00 mi13:41:403:11:398:2010:09
8:07
#17425
24M
24.00 mi13:49:373:19:368:207:57
7:57
#17227
40K
24.85 mi13:56:063:26:058:186:29
7:35
#16954
25.2M
25.20 mi13:58:593:28:588:182:53
8:22
#16857
FINISH
26.22 mi14:06:133:36:128:167:14
7:06
#16531
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 mi209328124812419097(Top 66%)7085(Top 56%)7085(Top 124%)
10K6.21 mi3.10 mi20972-408131-78131-721010(Top 72%)8124(Top 65%)8124(Top 142%)
15K9.32 mi3.11 mi20304+6687761+3707761+37019097(Top 66%)7085(Top 56%)7085(Top 124%)
20K12.43 mi3.11 mi19707+5977458+3037458+30317871(Top 62%)6437(Top 51%)6437(Top 113%)
HALF13.11 mi0.68 mi19629+787417+417417+4118056(Top 62%)6484(Top 52%)6484(Top 113%)
25K15.53 mi2.42 mi19323+3067248+1697248+16917655(Top 61%)6366(Top 51%)6366(Top 111%)
30K18.64 mi3.11 mi18573+7506867+3816867+38114988(Top 52%)4970(Top 40%)4970(Top 87%)
20M20.00 mi1.36 mi18180+3936665+2026665+20212523(Top 43%)3698(Top 29%)3698(Top 65%)
21M21.00 mi1.00 mi17826+3546472+1936472+19311477(Top 40%)3257(Top 26%)3257(Top 57%)
35K21.75 mi0.75 mi17693+1336409+636409+6314688(Top 51%)5025(Top 40%)5025(Top 88%)
23M23.00 mi1.25 mi17425+2686279+1306279+13013250(Top 46%)4323(Top 34%)4323(Top 76%)
24M24.00 mi1.00 mi17227+1986192+876192+8713445(Top 46%)4504(Top 36%)4504(Top 79%)
40K24.85 mi0.85 mi16954+2736056+1366056+1369530(Top 33%)2543(Top 20%)2543(Top 44%)
25.2M25.20 mi0.35 mi16857+976010+466010+4610868(Top 37%)3309(Top 26%)3309(Top 58%)
FINISH26.22 mi1.02 mi16531+3265845+1655845+1658402(Top 29%)2116(Top 17%)2116(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19097

Females

7085

F18-39

7085

5K→10K

3.1 - 6.2 mi

Top 72%
×5
+79ft-138ft

Overall

21010

Females

8124

F18-39

8124

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19097

Females

7085

F18-39

7085

15K→20K

9.3 - 12.4 mi

Top 62%
×5
+106ft-86ft

Overall

17871

Females

6437

F18-39

6437

20K→HALF

12.4 - 13.1 mi

Top 62%
×2
+19ft-37ft

Overall

18056

Females

6484

F18-39

6484

HALF→25K

13.1 - 15.5 mi

Top 61%
×4
+66ft-88ft

Overall

17655

Females

6366

F18-39

6366

25K→30K

15.5 - 18.6 mi

Top 52%
×9
+181ft-148ft

Overall

14988

Females

4970

F18-39

4970

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12523

Females

3698

F18-39

3698

20M→21M

20.0 - 21.0 mi

Top 40%
×8
+106ft-24ft

Overall

11477

Females

3257

F18-39

3257

21M→35K

21.0 - 21.8 mi

Top 51%
×7
+17ft-86ft

Overall

14688

Females

5025

F18-39

5025

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13250

Females

4323

F18-39

4323

23M→24M

23.0 - 24.0 mi

Top 46%
×6
+12ft-82ft

Overall

13445

Females

4504

F18-39

4504

24M→40K

24.0 - 24.9 mi

Top 33%
×1
+6ft-20ft

Overall

9530

Females

2543

F18-39

2543

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10868

Females

3309

F18-39

3309

25.2M→FINISH

25.2 - 26.2 mi

Top 29%
×2
+22ft-21ft

Overall

8402

Females

2116

F18-39

2116

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4707*
Passed By
266
Net Change
+4401
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20932
5K → 10K200200-40#20932#20972
10K → 15K691*23+668#20972#20304
15K → 20K602*5+597#20304#19707
20K → HALF824+78#19707#19629
HALF → 25K317*11+306#19629#19323
25K → 30K751*1+750#19323#18573
30K → 20M394*1+393#18573#18180
20M → 21M354*0+354#18180#17826
21M → 35K1418+133#17826#17693
35K → 23M274*6+268#17693#17425
23M → 24M202*4+198#17425#17227
24M → 40K274*1+273#17227#16954
40K → 25.2M981+97#16954#16857
25.2M → FINISH327*1+326#16857#16531
TOTALS4707*266+4401

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing