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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Elizabeth Jackson

Bib: 21711 •F •Age: N/A

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
Top 48%
Age Group (F50-54)
#0 / 1233
Top 48%
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
23:34
3.11 mi
Rank: #13529
Start → 5K
23:34 | 7:36/mi
10K
47:34
6.21 mi
Rank: #14225 (-696)
5K → 10K
24:00 | 7:44/mi
15K
1:12:08
9.32 mi
Rank: #14890 (-665)
10K → 15K
24:34 | 7:55/mi
20K
1:38:15
12.43 mi
Rank: #16063 (-1173)
15K → 20K
26:07 | 8:25/mi
HALF
1:43:59
13.11 mi
Rank: #16299 (-236)
20K → HALF
5:44 | 8:25/mi
25K
2:05:22
15.53 mi
Rank: #17081 (-782)
HALF → 25K
21:23 | 8:50/mi
30K
2:35:53
18.64 mi
Rank: #18417 (-1336)
25K → 30K
30:31 | 9:50/mi
20M
2:48:39
20.00 mi
Rank: #18577 (-160)
30K → 20M
12:46 | 9:24/mi
21M
2:59:03
21.00 mi
Rank: #18822 (-245)
20M → 21M
10:24 | 10:24/mi
35K
3:05:42
21.75 mi
Rank: #18838 (-16)
21M → 35K
6:39 | 8:54/mi
23M
3:17:27
23.00 mi
Rank: #18929 (-91)
35K → 23M
11:45 | 9:24/mi
24M
3:26:03
24.00 mi
Rank: #18864 (+65)
23M → 24M
8:36 | 8:36/mi
40K
3:34:05
24.85 mi
Rank: #18914 (-50)
24M → 40K
8:02 | 9:24/mi
25.2M
3:37:42
25.20 mi
Rank: #18973 (-59)
40K → 25.2M
3:37 | 10:30/mi
FINISH
3:46:16
26.22 mi
Rank: #18920 (+53)
25.2M → FINISH
8:34 | 8:25/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:59
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time2:02:17
Pace9:20 /mi
📊Positive Split: 17.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4923:347:3623:34
7:36
-
10K
6.21 mi11:48:4947:347:4024:00
7:44
+0:08
15K
9.32 mi12:13:231:12:087:4524:34
7:55
+0:11
20K
12.43 mi12:39:301:38:157:5526:07
8:25
+0:30
HALF
13.11 mi12:45:141:43:597:565:44
8:25
0:00
25K
15.53 mi13:06:372:05:228:0521:23
8:50
+0:25
30K
18.64 mi13:37:082:35:538:2230:31
9:50
+1:00
20M
20.00 mi13:49:542:48:398:2612:46
9:24
-0:26
21M
21.00 mi14:00:182:59:038:3210:24
10:24
+1:00
35K
21.75 mi14:06:573:05:428:336:39
8:54
-1:30
23M
23.00 mi14:18:423:17:278:3611:45
9:24
+0:30
24M
24.00 mi14:27:183:26:038:368:36
8:36
-0:48
40K
24.85 mi14:35:203:34:058:378:02
9:24
+0:48
25.2M
25.20 mi14:38:573:37:428:393:37
10:30
+1:06
FINISH
26.22 mi14:47:313:46:168:398:34
8:25
-2:05

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

7:36 /mi

Average Pace

8:38 /mi

Slowest Pace

10:30 /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

1:12:08

32% of race

Time at Steady Pace

1:17:03

34% of race

Time at Slower Pace

1:17:05

34% of race

Average Pace: 8:38 /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 mi11:24:4923:347:3623:34
7:36
#13529
10K
6.21 mi11:48:4947:347:4024:00
7:44
#14225
15K
9.32 mi12:13:231:12:087:4524:34
7:55
#14890
20K
12.43 mi12:39:301:38:157:5526:07
8:25
#16063
HALF
13.11 mi12:45:141:43:597:565:44
8:25
#16299
25K
15.53 mi13:06:372:05:228:0521:23
8:50
#17081
30K
18.64 mi13:37:082:35:538:2230:31
9:50
#18417
20M
20.00 mi13:49:542:48:398:2612:46
9:24
#18577
21M
21.00 mi14:00:182:59:038:3210:24
10:24
#18822
35K
21.75 mi14:06:573:05:428:336:39
8:54
#18838
23M
23.00 mi14:18:423:17:278:3611:45
9:24
#18929
24M
24.00 mi14:27:183:26:038:368:36
8:36
#18864
40K
24.85 mi14:35:203:34:058:378:02
9:24
#18914
25.2M
25.20 mi14:38:573:37:428:393:37
10:30
#18973
FINISH
26.22 mi14:47:313:46:168:398:34
8:25
#18920
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 mi135293798379816292(Top 56%)5506(Top 44%)5506(Top 447%)
10K6.21 mi3.10 mi14225-6964238-4404238-44015001(Top 52%)4705(Top 37%)4705(Top 382%)
15K9.32 mi3.11 mi14890-6654663-4254663-42516292(Top 56%)5506(Top 44%)5506(Top 447%)
20K12.43 mi3.11 mi16063-11735391-7285391-72818775(Top 65%)6954(Top 55%)6954(Top 564%)
HALF13.11 mi0.68 mi16299-2365535-1445535-14419758(Top 68%)7448(Top 59%)7448(Top 604%)
25K15.53 mi2.42 mi17081-7825990-4555990-45520314(Top 70%)7817(Top 62%)7817(Top 634%)
30K18.64 mi3.11 mi18417-13366779-7896779-78922632(Top 78%)9091(Top 72%)9091(Top 737%)
20M20.00 mi1.36 mi18577-1606884-1056884-10520678(Top 71%)8175(Top 65%)8175(Top 663%)
21M21.00 mi1.00 mi18822-2457039-1557039-15521680(Top 75%)8723(Top 69%)8723(Top 707%)
35K21.75 mi0.75 mi18838-167062-237062-2319583(Top 67%)7741(Top 62%)7741(Top 628%)
23M23.00 mi1.25 mi18929-917126-647126-6420206(Top 70%)8066(Top 64%)8066(Top 654%)
24M24.00 mi1.00 mi18864+657115+117115+1117519(Top 60%)6751(Top 54%)6751(Top 548%)
40K24.85 mi0.85 mi18914-507162-477162-4720025(Top 69%)8078(Top 64%)8078(Top 655%)
25.2M25.20 mi0.35 mi18973-597202-407202-4021028(Top 72%)8570(Top 68%)8570(Top 695%)
FINISH26.22 mi1.02 mi18920+537183+197183+1917677(Top 61%)6878(Top 55%)6878(Top 558%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21
+97ft-345ft

Overall

16292

Females

5506

F50-54

5506

5K→10K

3.1 - 6.2 mi

Top 52%
×5
+79ft-138ft

Overall

15001

Females

4705

F50-54

4705

10K→15K

6.2 - 9.3 mi

Top 56%
×3
+67ft-78ft

Overall

16292

Females

5506

F50-54

5506

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18775

Females

6954

F50-54

6954

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19758

Females

7448

F50-54

7448

HALF→25K

13.1 - 15.5 mi

Top 70%
×4
+66ft-88ft

Overall

20314

Females

7817

F50-54

7817

25K→30K

15.5 - 18.6 mi

Top 78%
×9
+181ft-148ft

Overall

22632

Females

9091

F50-54

9091

30K→20M

18.6 - 20.0 mi

Top 71%
×5
+64ft-50ft

Overall

20678

Females

8175

F50-54

8175

20M→21M

20.0 - 21.0 mi

Top 75%
×8
+106ft-24ft

Overall

21680

Females

8723

F50-54

8723

21M→35K

21.0 - 21.8 mi

Top 67%
×7
+17ft-86ft

Overall

19583

Females

7741

F50-54

7741

35K→23M

21.8 - 23.0 mi

Top 70%
×5
+23ft-63ft

Overall

20206

Females

8066

F50-54

8066

23M→24M

23.0 - 24.0 mi

Top 60%
×6
+12ft-82ft

Overall

17519

Females

6751

F50-54

6751

24M→40K

24.0 - 24.9 mi

Top 69%
×1
+6ft-20ft

Overall

20025

Females

8078

F50-54

8078

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1
+13ft-16ft

Overall

21028

Females

8570

F50-54

8570

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17677

Females

6878

F50-54

6878

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
673
Passed By
2054
Net Change
-5391
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13529
5K → 10K93200-696#13529#14225
10K → 15K61200-665#14225#14890
15K → 20K20200-1173#14890#16063
20K → HALF6200-236#16063#16299
HALF → 25K22200-782#16299#17081
25K → 30K33200-1336#17081#18417
30K → 20M51200-160#18417#18577
20M → 21M31200-245#18577#18822
21M → 35K5773-16#18822#18838
35K → 23M56147-91#18838#18929
23M → 24M10136+65#18929#18864
24M → 40K4393-50#18864#18914
40K → 25.2M1069-59#18914#18973
25.2M → FINISH8936+53#18973#18920
TOTALS6732054-5391
📊

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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