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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Marcela Perez

Bib: 22577 •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 (F45-49)
#0 / 1786
Race Day Weather
51°/41°F
overcast clouds
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  • Segment-by-segment breakdown
  • Personalized race insights
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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
27:13
3.11 mi
Rank: #21492
Start → 5K
27:13 | 8:46/mi
10K
54:13
6.21 mi
Rank: #21471 (+21)
5K → 10K
27:00 | 8:42/mi
15K
1:22:32
9.32 mi
Rank: #22029 (-558)
10K → 15K
28:19 | 9:07/mi
20K
1:49:54
12.43 mi
Rank: #21746 (+283)
15K → 20K
27:22 | 8:49/mi
HALF
1:55:57
13.11 mi
Rank: #21766 (-20)
20K → HALF
6:03 | 8:53/mi
25K
2:17:33
15.53 mi
Rank: #21576 (+190)
HALF → 25K
21:36 | 8:55/mi
30K
2:45:48
18.64 mi
Rank: #21292 (+284)
25K → 30K
28:15 | 9:06/mi
20M
2:58:23
20.00 mi
Rank: #21175 (+117)
30K → 20M
12:35 | 9:16/mi
21M
3:08:18
21.00 mi
Rank: #21124 (+51)
20M → 21M
9:55 | 9:55/mi
35K
3:15:11
21.75 mi
Rank: #21121 (+3)
21M → 35K
6:53 | 9:13/mi
23M
3:26:51
23.00 mi
Rank: #21049 (+72)
35K → 23M
11:40 | 9:20/mi
24M
3:35:56
24.00 mi
Rank: #21003 (+46)
23M → 24M
9:05 | 9:05/mi
40K
3:43:47
24.85 mi
Rank: #20939 (+64)
24M → 40K
7:51 | 9:11/mi
25.2M
3:47:13
25.20 mi
Rank: #20916 (+23)
40K → 25.2M
3:26 | 9:58/mi
FINISH
3:56:42
26.22 mi
Rank: #20974 (-58)
25.2M → FINISH
9:29 | 9:19/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:57
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:00:45
Pace9:13 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:1227:138:4627:13
8:46
-
10K
6.21 mi11:56:1254:138:4427:00
8:42
-0:04
15K
9.32 mi12:24:311:22:328:5228:19
9:07
+0:25
20K
12.43 mi12:51:531:49:548:5127:22
8:49
-0:18
HALF
13.11 mi12:57:561:55:578:516:03
8:53
+0:04
25K
15.53 mi13:19:322:17:338:5221:36
8:55
+0:02
30K
18.64 mi13:47:472:45:488:5428:15
9:06
+0:11
20M
20.00 mi14:00:222:58:238:5612:35
9:16
+0:10
21M
21.00 mi14:10:173:08:188:599:55
9:55
+0:39
35K
21.75 mi14:17:103:15:118:596:53
9:13
-0:42
23M
23.00 mi14:28:503:26:519:0011:40
9:20
+0:07
24M
24.00 mi14:37:553:35:569:009:05
9:05
-0:15
40K
24.85 mi14:45:463:43:479:017:51
9:11
+0:06
25.2M
25.20 mi14:49:123:47:139:013:26
9:58
+0:47
FINISH
26.22 mi14:58:413:56:429:039:29
9:19
-0:39

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

8:42 /mi

Average Pace

9:02 /mi

Slowest Pace

9:58 /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

3:43:21

94% of race

Time at Steady Pace

13:21

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:02 /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 mi11:29:1227:138:4627:13
8:46
#21492
10K
6.21 mi11:56:1254:138:4427:00
8:42
#21471
15K
9.32 mi12:24:311:22:328:5228:19
9:07
#22029
20K
12.43 mi12:51:531:49:548:5127:22
8:49
#21746
HALF
13.11 mi12:57:561:55:578:516:03
8:53
#21766
25K
15.53 mi13:19:322:17:338:5221:36
8:55
#21576
30K
18.64 mi13:47:472:45:488:5428:15
9:06
#21292
20M
20.00 mi14:00:222:58:238:5612:35
9:16
#21175
21M
21.00 mi14:10:173:08:188:599:55
9:55
#21124
35K
21.75 mi14:17:103:15:118:596:53
9:13
#21121
23M
23.00 mi14:28:503:26:519:0011:40
9:20
#21049
24M
24.00 mi14:37:553:35:569:009:05
9:05
#21003
40K
24.85 mi14:45:463:43:479:017:51
9:11
#20939
25.2M
25.20 mi14:49:123:47:139:013:26
9:58
#20916
FINISH
26.22 mi14:58:413:56:429:039:29
9:19
#20974
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 mi214928444844423186(Top 80%)9237(Top 73%)9237(Top 517%)
10K6.21 mi3.10 mi21471+218395+498395+4921382(Top 74%)8329(Top 66%)8329(Top 466%)
15K9.32 mi3.11 mi22029-5588674-2798674-27923186(Top 80%)9237(Top 73%)9237(Top 517%)
20K12.43 mi3.11 mi21746+2838536+1388536+13821031(Top 72%)8153(Top 65%)8153(Top 456%)
HALF13.11 mi0.68 mi21766-208539-38539-322194(Top 76%)8726(Top 69%)8726(Top 489%)
25K15.53 mi2.42 mi21576+1908453+868453+8620751(Top 72%)8041(Top 64%)8041(Top 450%)
30K18.64 mi3.11 mi21292+2848316+1378316+13720040(Top 69%)7758(Top 62%)7758(Top 434%)
20M20.00 mi1.36 mi21175+1178283+338283+3320151(Top 69%)7891(Top 63%)7891(Top 442%)
21M21.00 mi1.00 mi21124+518261+228261+2220169(Top 69%)7947(Top 63%)7947(Top 445%)
35K21.75 mi0.75 mi21121+38265-48265-420824(Top 72%)8356(Top 66%)8356(Top 468%)
23M23.00 mi1.25 mi21049+728232+338232+3319928(Top 69%)7949(Top 63%)7949(Top 445%)
24M24.00 mi1.00 mi21003+468224+88224+819828(Top 68%)7977(Top 63%)7977(Top 447%)
40K24.85 mi0.85 mi20939+648205+198205+1919235(Top 66%)7698(Top 61%)7698(Top 431%)
25.2M25.20 mi0.35 mi20916+238199+68199+619311(Top 67%)7734(Top 61%)7734(Top 433%)
FINISH26.22 mi1.02 mi20974-588243-448243-4421689(Top 75%)8903(Top 71%)8903(Top 498%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21
+97ft-345ft

Overall

23186

Females

9237

F45-49

9237

5K→10K

3.1 - 6.2 mi

Top 74%
×5
+79ft-138ft

Overall

21382

Females

8329

F45-49

8329

10K→15K

6.2 - 9.3 mi

Top 80%
×3
+67ft-78ft

Overall

23186

Females

9237

F45-49

9237

15K→20K

9.3 - 12.4 mi

Top 72%
×5
+106ft-86ft

Overall

21031

Females

8153

F45-49

8153

20K→HALF

12.4 - 13.1 mi

Top 76%
×2
+19ft-37ft

Overall

22194

Females

8726

F45-49

8726

HALF→25K

13.1 - 15.5 mi

Top 72%
×4
+66ft-88ft

Overall

20751

Females

8041

F45-49

8041

25K→30K

15.5 - 18.6 mi

Top 69%
×9
+181ft-148ft

Overall

20040

Females

7758

F45-49

7758

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

20151

Females

7891

F45-49

7891

20M→21M

20.0 - 21.0 mi

Top 69%
×8
+106ft-24ft

Overall

20169

Females

7947

F45-49

7947

21M→35K

21.0 - 21.8 mi

Top 72%
×7
+17ft-86ft

Overall

20824

Females

8356

F45-49

8356

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

19928

Females

7949

F45-49

7949

23M→24M

23.0 - 24.0 mi

Top 68%
×6
+12ft-82ft

Overall

19828

Females

7977

F45-49

7977

24M→40K

24.0 - 24.9 mi

Top 66%
×1
+6ft-20ft

Overall

19235

Females

7698

F45-49

7698

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1
+13ft-16ft

Overall

19311

Females

7734

F45-49

7734

25.2M→FINISH

25.2 - 26.2 mi

Top 75%
×2
+22ft-21ft

Overall

21689

Females

8903

F45-49

8903

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1799*
Passed By
883
Net Change
+518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21492
5K → 10K221*200+21#21492#21471
10K → 15K40200-558#21471#22029
15K → 20K331*48+283#22029#21746
20K → HALF2242-20#21746#21766
HALF → 25K220*30+190#21766#21576
25K → 30K315*31+284#21576#21292
30K → 20M14528+117#21292#21175
20M → 21M9948+51#21175#21124
21M → 35K4946+3#21124#21121
35K → 23M11543+72#21121#21049
23M → 24M7630+46#21049#21003
24M → 40K8925+64#21003#20939
40K → 25.2M4017+23#20939#20916
25.2M → FINISH3795-58#20916#20974
TOTALS1799*883+518

* 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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