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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Cecilia Silva Nunes

Bib: 21870 •F •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
Race Day Weather
51°/41°F
overcast clouds
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Race Performance Report

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  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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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
27:20
3.11 mi
Rank: #21687
Start → 5K
27:20 | 8:48/mi
10K
54:28
6.21 mi
Rank: #21664 (+23)
5K → 10K
27:08 | 8:45/mi
15K
1:21:22
9.32 mi
Rank: #21415 (+249)
10K → 15K
26:54 | 8:40/mi
20K
1:48:02
12.43 mi
Rank: #21003 (+412)
15K → 20K
26:40 | 8:35/mi
HALF
1:53:50
13.11 mi
Rank: #20974 (+29)
20K → HALF
5:48 | 8:31/mi
25K
2:14:38
15.53 mi
Rank: #20660 (+314)
HALF → 25K
20:48 | 8:35/mi
30K
2:41:45
18.64 mi
Rank: #20191 (+469)
25K → 30K
27:07 | 8:44/mi
20M
2:53:33
20.00 mi
Rank: #19989 (+202)
30K → 20M
11:48 | 8:42/mi
21M
3:02:44
21.00 mi
Rank: #19822 (+167)
20M → 21M
9:11 | 9:11/mi
35K
3:09:17
21.75 mi
Rank: #19790 (+32)
21M → 35K
6:33 | 8:46/mi
23M
3:20:28
23.00 mi
Rank: #19701 (+89)
35K → 23M
11:11 | 8:57/mi
24M
3:29:18
24.00 mi
Rank: #19648 (+53)
23M → 24M
8:50 | 8:50/mi
40K
3:36:54
24.85 mi
Rank: #19573 (+75)
24M → 40K
7:36 | 8:54/mi
25.2M
3:40:24
25.20 mi
Rank: #19582 (-9)
40K → 25.2M
3:30 | 10:09/mi
FINISH
3:49:27
26.22 mi
Rank: #19627 (-45)
25.2M → FINISH
9:03 | 8:53/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:50
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time1:55:37
Pace8:50 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:3327:208:4827:20
8:48
-
10K
6.21 mi11:55:4154:288:4627:08
8:45
-0:03
15K
9.32 mi12:22:351:21:228:4426:54
8:40
-0:05
20K
12.43 mi12:49:151:48:028:4226:40
8:35
-0:05
HALF
13.11 mi12:55:031:53:508:425:48
8:31
-0:04
25K
15.53 mi13:15:512:14:388:4120:48
8:35
+0:04
30K
18.64 mi13:42:582:41:458:4127:07
8:44
+0:09
20M
20.00 mi13:54:462:53:338:4111:48
8:42
-0:02
21M
21.00 mi14:03:573:02:448:439:11
9:11
+0:29
35K
21.75 mi14:10:303:09:178:436:33
8:46
-0:25
23M
23.00 mi14:21:413:20:288:4311:11
8:57
+0:11
24M
24.00 mi14:30:313:29:188:448:50
8:50
-0:07
40K
24.85 mi14:38:073:36:548:447:36
8:54
+0:04
25.2M
25.20 mi14:41:373:40:248:453:30
10:09
+1:15
FINISH
26.22 mi14:50:403:49:278:469:03
8:53
-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

8:31 /mi

Average Pace

8:45 /mi

Slowest Pace

10:09 /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

3:45:57

98% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

3:30

2% of race

Average Pace: 8:45 /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 mi11:28:3327:208:4827:20
8:48
#21687
10K
6.21 mi11:55:4154:288:4627:08
8:45
#21664
15K
9.32 mi12:22:351:21:228:4426:54
8:40
#21415
20K
12.43 mi12:49:151:48:028:4226:40
8:35
#21003
HALF
13.11 mi12:55:031:53:508:425:48
8:31
#20974
25K
15.53 mi13:15:512:14:388:4120:48
8:35
#20660
30K
18.64 mi13:42:582:41:458:4127:07
8:44
#20191
20M
20.00 mi13:54:462:53:338:4111:48
8:42
#19989
21M
21.00 mi14:03:573:02:448:439:11
9:11
#19822
35K
21.75 mi14:10:303:09:178:436:33
8:46
#19790
23M
23.00 mi14:21:413:20:288:4311:11
8:57
#19701
24M
24.00 mi14:30:313:29:188:448:50
8:50
#19648
40K
24.85 mi14:38:073:36:548:447:36
8:54
#19573
25.2M
25.20 mi14:41:373:40:248:453:30
10:09
#19582
FINISH
26.22 mi14:50:403:49:278:469:03
8:53
#19627
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi216878527852720978(Top 72%)8111(Top 64%)8111(Top 658%)
10K6.21 mi3.10 mi21664+238499+288499+2821581(Top 74%)8428(Top 67%)8428(Top 684%)
15K9.32 mi3.11 mi21415+2498364+1358364+13520978(Top 72%)8111(Top 64%)8111(Top 658%)
20K12.43 mi3.11 mi21003+4128151+2138151+21319775(Top 68%)7503(Top 60%)7503(Top 609%)
HALF13.11 mi0.68 mi20974+298133+188133+1820332(Top 70%)7763(Top 62%)7763(Top 630%)
25K15.53 mi2.42 mi20660+3147986+1477986+14719063(Top 66%)7161(Top 57%)7161(Top 581%)
30K18.64 mi3.11 mi20191+4697749+2377749+23718195(Top 63%)6788(Top 54%)6788(Top 551%)
20M20.00 mi1.36 mi19989+2027663+867663+8617359(Top 60%)6395(Top 51%)6395(Top 519%)
21M21.00 mi1.00 mi19822+1677595+687595+6817107(Top 59%)6321(Top 50%)6321(Top 513%)
35K21.75 mi0.75 mi19790+327586+97586+918922(Top 65%)7389(Top 59%)7389(Top 599%)
23M23.00 mi1.25 mi19701+897569+177569+1718213(Top 63%)7072(Top 56%)7072(Top 574%)
24M24.00 mi1.00 mi19648+537548+217548+2118728(Top 65%)7375(Top 59%)7375(Top 598%)
40K24.85 mi0.85 mi19573+757518+307518+3017873(Top 62%)6972(Top 55%)6972(Top 565%)
25.2M25.20 mi0.35 mi19582-97527-97527-919966(Top 69%)8048(Top 64%)8048(Top 653%)
FINISH26.22 mi1.02 mi19627-457555-287555-2820010(Top 69%)8087(Top 64%)8087(Top 656%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

20978

Females

8111

F50-54

8111

5K→10K

3.1 - 6.2 mi

Top 74%
×5
+79ft-138ft

Overall

21581

Females

8428

F50-54

8428

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

20978

Females

8111

F50-54

8111

15K→20K

9.3 - 12.4 mi

Top 68%
×5
+106ft-86ft

Overall

19775

Females

7503

F50-54

7503

20K→HALF

12.4 - 13.1 mi

Top 70%
×2
+19ft-37ft

Overall

20332

Females

7763

F50-54

7763

HALF→25K

13.1 - 15.5 mi

Top 66%
×4
+66ft-88ft

Overall

19063

Females

7161

F50-54

7161

25K→30K

15.5 - 18.6 mi

Top 63%
×9
+181ft-148ft

Overall

18195

Females

6788

F50-54

6788

30K→20M

18.6 - 20.0 mi

Top 60%
×5
+64ft-50ft

Overall

17359

Females

6395

F50-54

6395

20M→21M

20.0 - 21.0 mi

Top 59%
×8
+106ft-24ft

Overall

17107

Females

6321

F50-54

6321

21M→35K

21.0 - 21.8 mi

Top 65%
×7
+17ft-86ft

Overall

18922

Females

7389

F50-54

7389

35K→23M

21.8 - 23.0 mi

Top 63%
×5
+23ft-63ft

Overall

18213

Females

7072

F50-54

7072

23M→24M

23.0 - 24.0 mi

Top 65%
×6
+12ft-82ft

Overall

18728

Females

7375

F50-54

7375

24M→40K

24.0 - 24.9 mi

Top 62%
×1
+6ft-20ft

Overall

17873

Females

6972

F50-54

6972

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1
+13ft-16ft

Overall

19966

Females

8048

F50-54

8048

25.2M→FINISH

25.2 - 26.2 mi

Top 69%
×2
+22ft-21ft

Overall

20010

Females

8087

F50-54

8087

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2647*
Passed By
587
Net Change
+2060
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21687
5K → 10K223*200+23#21687#21664
10K → 15K320*71+249#21664#21415
15K → 20K431*19+412#21415#21003
20K → HALF4617+29#21003#20974
HALF → 25K323*9+314#20974#20660
25K → 30K478*9+469#20660#20191
30K → 20M214*12+202#20191#19989
20M → 21M17811+167#19989#19822
21M → 35K6432+32#19822#19790
35K → 23M12536+89#19790#19701
23M → 24M8835+53#19701#19648
24M → 40K9823+75#19648#19573
40K → 25.2M2130-9#19573#19582
25.2M → FINISH3883-45#19582#19627
TOTALS2647*587+2060

* 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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Activity Data

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