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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Dalisey Piedra

Bib: 21563 •F •Age: N/A

FL

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
Race Day Weather
51°/41°F
overcast clouds
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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
26:21
3.11 mi
Rank: #19988
Start → 5K
26:21 | 8:29/mi
10K
52:57
6.21 mi
Rank: #20292 (-304)
5K → 10K
26:36 | 8:34/mi
15K
1:19:52
9.32 mi
Rank: #20545 (-253)
10K → 15K
26:55 | 8:40/mi
20K
1:47:23
12.43 mi
Rank: #20734 (-189)
15K → 20K
27:31 | 8:52/mi
HALF
1:53:24
13.11 mi
Rank: #20796 (-62)
20K → HALF
6:01 | 8:50/mi
25K
2:15:58
15.53 mi
Rank: #21100 (-304)
HALF → 25K
22:34 | 9:19/mi
30K
2:45:56
18.64 mi
Rank: #21324 (-224)
25K → 30K
29:58 | 9:39/mi
20M
2:59:17
20.00 mi
Rank: #21392 (-68)
30K → 20M
13:21 | 9:50/mi
21M
3:09:53
21.00 mi
Rank: #21474 (-82)
20M → 21M
10:36 | 10:36/mi
35K
3:17:28
21.75 mi
Rank: #21583 (-109)
21M → 35K
7:35 | 10:09/mi
23M
3:30:44
23.00 mi
Rank: #21776 (-193)
35K → 23M
13:16 | 10:37/mi
24M
3:39:56
24.00 mi
Rank: #21746 (+30)
23M → 24M
9:12 | 9:12/mi
40K
3:47:50
24.85 mi
Rank: #21667 (+79)
24M → 40K
7:54 | 9:15/mi
25.2M
3:51:20
25.20 mi
Rank: #21651 (+16)
40K → 25.2M
3:30 | 10:09/mi
FINISH
4:00:10
26.22 mi
Rank: #21586 (+65)
25.2M → FINISH
8:50 | 8:41/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:24
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:06:46
Pace9:41 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:4126:218:2926:21
8:29
-
10K
6.21 mi11:54:1752:578:3226:36
8:34
+0:05
15K
9.32 mi12:21:121:19:528:3526:55
8:40
+0:06
20K
12.43 mi12:48:431:47:238:3927:31
8:52
+0:12
HALF
13.11 mi12:54:441:53:248:406:01
8:50
-0:02
25K
15.53 mi13:17:182:15:588:4622:34
9:19
+0:29
30K
18.64 mi13:47:162:45:568:5529:58
9:39
+0:20
20M
20.00 mi14:00:372:59:178:5813:21
9:50
+0:11
21M
21.00 mi14:11:133:09:539:0310:36
10:36
+0:46
35K
21.75 mi14:18:483:17:289:057:35
10:09
-0:27
23M
23.00 mi14:32:043:30:449:1013:16
10:37
+0:28
24M
24.00 mi14:41:163:39:569:109:12
9:12
-1:25
40K
24.85 mi14:49:103:47:509:107:54
9:15
+0:03
25.2M
25.20 mi14:52:403:51:209:113:30
10:09
+0:54
FINISH
26.22 mi15:01:304:00:109:108:50
8:41
-1:28

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

8:29 /mi

Average Pace

9:10 /mi

Slowest Pace

10:37 /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

2:02:14

51% of race

Time at Steady Pace

39:40

17% of race

Time at Slower Pace

1:18:16

33% of race

Average Pace: 9:10 /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 mi11:27:4126:218:2926:21
8:29
#19988
10K
6.21 mi11:54:1752:578:3226:36
8:34
#20292
15K
9.32 mi12:21:121:19:528:3526:55
8:40
#20545
20K
12.43 mi12:48:431:47:238:3927:31
8:52
#20734
HALF
13.11 mi12:54:441:53:248:406:01
8:50
#20796
25K
15.53 mi13:17:182:15:588:4622:34
9:19
#21100
30K
18.64 mi13:47:162:45:568:5529:58
9:39
#21324
20M
20.00 mi14:00:372:59:178:5813:21
9:50
#21392
21M
21.00 mi14:11:133:09:539:0310:36
10:36
#21474
35K
21.75 mi14:18:483:17:289:057:35
10:09
#21583
23M
23.00 mi14:32:043:30:449:1013:16
10:37
#21776
24M
24.00 mi14:41:163:39:569:109:12
9:12
#21746
40K
24.85 mi14:49:103:47:509:107:54
9:15
#21667
25.2M
25.20 mi14:52:403:51:209:113:30
10:09
#21651
FINISH
26.22 mi15:01:304:00:109:108:50
8:41
#21586
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi199887626762621023(Top 72%)8138(Top 65%)8138(Top 456%)
10K6.21 mi3.10 mi20292-3047771-1457771-14520702(Top 71%)7973(Top 63%)7973(Top 446%)
15K9.32 mi3.11 mi20545-2537898-1277898-12721023(Top 72%)8138(Top 65%)8138(Top 456%)
20K12.43 mi3.11 mi20734-1898012-1148012-11421272(Top 73%)8279(Top 66%)8279(Top 464%)
HALF13.11 mi0.68 mi20796-628046-348046-3421967(Top 76%)8623(Top 69%)8623(Top 483%)
25K15.53 mi2.42 mi21100-3048215-1698215-16922427(Top 77%)8894(Top 71%)8894(Top 498%)
30K18.64 mi3.11 mi21324-2248333-1188333-11822092(Top 76%)8812(Top 70%)8812(Top 493%)
20M20.00 mi1.36 mi21392-688391-588391-5822098(Top 76%)8893(Top 71%)8893(Top 498%)
21M21.00 mi1.00 mi21474-828447-568447-5622194(Top 76%)8988(Top 71%)8988(Top 503%)
35K21.75 mi0.75 mi21583-1098506-598506-5923509(Top 81%)9716(Top 77%)9716(Top 544%)
23M23.00 mi1.25 mi21776-1938629-1238629-12323623(Top 81%)9843(Top 78%)9843(Top 551%)
24M24.00 mi1.00 mi21746+308621+88621+820287(Top 70%)8203(Top 65%)8203(Top 459%)
40K24.85 mi0.85 mi21667+798589+328589+3219459(Top 67%)7818(Top 62%)7818(Top 438%)
25.2M25.20 mi0.35 mi21651+168584+58584+519997(Top 69%)8079(Top 64%)8079(Top 452%)
FINISH26.22 mi1.02 mi21586+658553+318553+3119042(Top 66%)7596(Top 60%)7596(Top 425%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

21023

Females

8138

F45-49

8138

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20702

Females

7973

F45-49

7973

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

21023

Females

8138

F45-49

8138

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21272

Females

8279

F45-49

8279

20K→HALF

12.4 - 13.1 mi

Top 76%
×2
+19ft-37ft

Overall

21967

Females

8623

F45-49

8623

HALF→25K

13.1 - 15.5 mi

Top 77%
×4
+66ft-88ft

Overall

22427

Females

8894

F45-49

8894

25K→30K

15.5 - 18.6 mi

Top 76%
×9
+181ft-148ft

Overall

22092

Females

8812

F45-49

8812

30K→20M

18.6 - 20.0 mi

Top 76%
×5
+64ft-50ft

Overall

22098

Females

8893

F45-49

8893

20M→21M

20.0 - 21.0 mi

Top 76%
×8
+106ft-24ft

Overall

22194

Females

8988

F45-49

8988

21M→35K

21.0 - 21.8 mi

Top 81%
×7
+17ft-86ft

Overall

23509

Females

9716

F45-49

9716

35K→23M

21.8 - 23.0 mi

Top 81%
×5
+23ft-63ft

Overall

23623

Females

9843

F45-49

9843

23M→24M

23.0 - 24.0 mi

Top 70%
×6
+12ft-82ft

Overall

20287

Females

8203

F45-49

8203

24M→40K

24.0 - 24.9 mi

Top 67%
×1
+6ft-20ft

Overall

19459

Females

7818

F45-49

7818

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1
+13ft-16ft

Overall

19997

Females

8079

F45-49

8079

25.2M→FINISH

25.2 - 26.2 mi

Top 66%
×2
+22ft-21ft

Overall

19042

Females

7596

F45-49

7596

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
998
Passed By
1776
Net Change
-1598
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19988
5K → 10K158200-304#19988#20292
10K → 15K99200-253#20292#20545
15K → 20K112200-189#20545#20734
20K → HALF1678-62#20734#20796
HALF → 25K48200-304#20796#21100
25K → 30K103200-224#21100#21324
30K → 20M75143-68#21324#21392
20M → 21M58140-82#21392#21474
21M → 35K18127-109#21474#21583
35K → 23M33200-193#21583#21776
23M → 24M6232+30#21776#21746
24M → 40K9516+79#21746#21667
40K → 25.2M3721+16#21667#21651
25.2M → FINISH8419+65#21651#21586
TOTALS9981776-1598
📊

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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