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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Marisa Del Rio

Bib: 27353 •F •Age: N/A

CA

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 (F40-44)
#0 / 1737
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
25:47
3.11 mi
Rank: #18878
Start → 5K
25:47 | 8:18/mi
10K
53:21
6.21 mi
Rank: #20675 (-1797)
5K → 10K
27:34 | 8:53/mi
15K
1:21:54
9.32 mi
Rank: #21727 (-1052)
10K → 15K
28:33 | 9:12/mi
20K
1:52:09
12.43 mi
Rank: #22602 (-875)
15K → 20K
30:15 | 9:45/mi
HALF
1:58:32
13.11 mi
Rank: #22686 (-84)
20K → HALF
6:23 | 9:22/mi
25K
2:24:41
15.53 mi
Rank: #23504 (-818)
HALF → 25K
26:09 | 10:47/mi
30K
3:00:27
18.64 mi
Rank: #24147 (-643)
25K → 30K
35:46 | 11:31/mi
20M
3:16:18
20.00 mi
Rank: #24351 (-204)
30K → 20M
15:51 | 11:41/mi
21M
3:28:59
21.00 mi
Rank: #24476 (-125)
20M → 21M
12:41 | 12:41/mi
35K
3:37:49
21.75 mi
Rank: #24579 (-103)
21M → 35K
8:50 | 11:49/mi
23M
3:51:57
23.00 mi
Rank: #24612 (-33)
35K → 23M
14:08 | 11:18/mi
24M
4:02:45
24.00 mi
Rank: #24621 (-9)
23M → 24M
10:48 | 10:48/mi
40K
4:12:44
24.85 mi
Rank: #24659 (-38)
24M → 40K
9:59 | 11:41/mi
25.2M
4:17:04
25.20 mi
Rank: #24689 (-30)
40K → 25.2M
4:20 | 12:34/mi
FINISH
4:28:23
26.22 mi
Rank: #24767 (-78)
25.2M → FINISH
11:19 | 11:07/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:58:32
Pace9:03 /mi
2nd Half
Distance13.11 mi
Time2:29:51
Pace11:26 /mi
📊Positive Split: 26.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0825:478:1825:47
8:18
-
10K
6.21 mi12:14:4253:218:3627:34
8:53
+0:35
15K
9.32 mi12:43:151:21:548:4828:33
9:12
+0:19
20K
12.43 mi13:13:301:52:099:0230:15
9:45
+0:33
HALF
13.11 mi13:19:531:58:329:036:23
9:22
-0:23
25K
15.53 mi13:46:022:24:419:1926:09
10:47
+1:25
30K
18.64 mi14:21:483:00:279:4135:46
11:31
+0:44
20M
20.00 mi14:37:393:16:189:4915:51
11:41
+0:10
21M
21.00 mi14:50:203:28:599:5812:41
12:41
+1:00
35K
21.75 mi14:59:103:37:4910:018:50
11:49
-0:52
23M
23.00 mi15:13:183:51:5710:0614:08
11:18
-0:31
24M
24.00 mi15:24:064:02:4510:0710:48
10:48
-0:30
40K
24.85 mi15:34:054:12:4410:119:59
11:41
+0:53
25.2M
25.20 mi15:38:254:17:0410:134:20
12:34
+0:53
FINISH
26.22 mi15:49:444:28:2310:1511:19
11:07
-1:27

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

8:18 /mi

Average Pace

10:15 /mi

Slowest Pace

12:41 /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

1:58:32

44% of race

Time at Steady Pace

2:04:00

46% of race

Time at Slower Pace

25:51

10% of race

Average Pace: 10:14 /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 mi11:47:0825:478:1825:47
8:18
#18878
10K
6.21 mi12:14:4253:218:3627:34
8:53
#20675
15K
9.32 mi12:43:151:21:548:4828:33
9:12
#21727
20K
12.43 mi13:13:301:52:099:0230:15
9:45
#22602
HALF
13.11 mi13:19:531:58:329:036:23
9:22
#22686
25K
15.53 mi13:46:022:24:419:1926:09
10:47
#23504
30K
18.64 mi14:21:483:00:279:4135:46
11:31
#24147
20M
20.00 mi14:37:393:16:189:4915:51
11:41
#24351
21M
21.00 mi14:50:203:28:599:5812:41
12:41
#24476
35K
21.75 mi14:59:103:37:4910:018:50
11:49
#24579
23M
23.00 mi15:13:183:51:5710:0614:08
11:18
#24612
24M
24.00 mi15:24:064:02:4510:0710:48
10:48
#24621
40K
24.85 mi15:34:054:12:4410:119:59
11:41
#24659
25.2M
25.20 mi15:38:254:17:0410:134:20
12:34
#24689
FINISH
26.22 mi15:49:444:28:2310:1511:19
11:07
#24767
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi188787025702523466(Top 81%)9393(Top 75%)9393(Top 541%)
10K6.21 mi3.10 mi20675-17977980-9557980-95522292(Top 77%)8807(Top 70%)8807(Top 507%)
15K9.32 mi3.11 mi21727-10528522-5428522-54223466(Top 81%)9393(Top 75%)9393(Top 541%)
20K12.43 mi3.11 mi22602-8758949-4278949-42724406(Top 84%)9884(Top 79%)9884(Top 569%)
HALF13.11 mi0.68 mi22686-848988-398988-3924022(Top 83%)9708(Top 77%)9708(Top 559%)
25K15.53 mi2.42 mi23504-8189430-4429430-44225985(Top 90%)10783(Top 86%)10783(Top 621%)
30K18.64 mi3.11 mi24147-6439773-3439773-34326156(Top 90%)10981(Top 87%)10981(Top 632%)
20M20.00 mi1.36 mi24351-2049892-1199892-11925943(Top 89%)10949(Top 87%)10949(Top 630%)
21M21.00 mi1.00 mi24476-1259973-819973-8126009(Top 90%)11026(Top 88%)11026(Top 635%)
35K21.75 mi0.75 mi24579-10310039-6610039-6626510(Top 91%)11303(Top 90%)11303(Top 651%)
23M23.00 mi1.25 mi24612-3310072-3310072-3325072(Top 86%)10603(Top 84%)10603(Top 610%)
24M24.00 mi1.00 mi24621-910088-1610088-1624715(Top 85%)10453(Top 83%)10453(Top 602%)
40K24.85 mi0.85 mi24659-3810132-4410132-4425393(Top 87%)10841(Top 86%)10841(Top 624%)
25.2M25.20 mi0.35 mi24689-3010151-1910151-1925467(Top 88%)10853(Top 86%)10853(Top 625%)
FINISH26.22 mi1.02 mi24767-7810210-5910210-5926291(Top 91%)11290(Top 90%)11290(Top 650%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21
+97ft-345ft

Overall

23466

Females

9393

F40-44

9393

5K→10K

3.1 - 6.2 mi

Top 77%
×5
+79ft-138ft

Overall

22292

Females

8807

F40-44

8807

10K→15K

6.2 - 9.3 mi

Top 81%
×3
+67ft-78ft

Overall

23466

Females

9393

F40-44

9393

15K→20K

9.3 - 12.4 mi

Top 84%
×5
+106ft-86ft

Overall

24406

Females

9884

F40-44

9884

20K→HALF

12.4 - 13.1 mi

Top 83%
×2
+19ft-37ft

Overall

24022

Females

9708

F40-44

9708

HALF→25K

13.1 - 15.5 mi

Top 90%
×4
+66ft-88ft

Overall

25985

Females

10783

F40-44

10783

25K→30K

15.5 - 18.6 mi

Top 90%
×9
+181ft-148ft

Overall

26156

Females

10981

F40-44

10981

30K→20M

18.6 - 20.0 mi

Top 89%
×5
+64ft-50ft

Overall

25943

Females

10949

F40-44

10949

20M→21M

20.0 - 21.0 mi

Top 90%
×8
+106ft-24ft

Overall

26009

Females

11026

F40-44

11026

21M→35K

21.0 - 21.8 mi

Top 91%
×7
+17ft-86ft

Overall

26510

Females

11303

F40-44

11303

35K→23M

21.8 - 23.0 mi

Top 86%
×5
+23ft-63ft

Overall

25072

Females

10603

F40-44

10603

23M→24M

23.0 - 24.0 mi

Top 85%
×6
+12ft-82ft

Overall

24715

Females

10453

F40-44

10453

24M→40K

24.0 - 24.9 mi

Top 87%
×1
+6ft-20ft

Overall

25393

Females

10841

F40-44

10841

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1
+13ft-16ft

Overall

25467

Females

10853

F40-44

10853

25.2M→FINISH

25.2 - 26.2 mi

Top 91%
×2
+22ft-21ft

Overall

26291

Females

11290

F40-44

11290

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
325
Passed By
1893
Net Change
-5889
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18878
5K → 10K13200-1797#18878#20675
10K → 15K19200-1052#20675#21727
15K → 20K33200-875#21727#22602
20K → HALF993-84#22602#22686
HALF → 25K14200-818#22686#23504
25K → 30K31200-643#23504#24147
30K → 20M22200-204#24147#24351
20M → 21M23148-125#24351#24476
21M → 35K16119-103#24476#24579
35K → 23M4376-33#24579#24612
23M → 24M3948-9#24612#24621
24M → 40K3674-38#24621#24659
40K → 25.2M1040-30#24659#24689
25.2M → FINISH1795-78#24689#24767
TOTALS3251893-5889
📊

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

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