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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jennifer Zaremba

Bib: 32692 •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
Age Group (F55-59)
#0 / 951
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
33:08
3.11 mi
Rank: #27481
Start → 5K
33:08 | 10:40/mi
10K
1:07:20
6.21 mi
Rank: #27618 (-137)
5K → 10K
34:12 | 11:01/mi
15K
1:44:54
9.32 mi
Rank: #28020 (-402)
10K → 15K
37:34 | 12:06/mi
20K
2:20:35
12.43 mi
Rank: #27914 (+106)
15K → 20K
35:41 | 11:30/mi
HALF
2:28:02
13.11 mi
Rank: #27885 (+29)
20K → HALF
7:27 | 10:56/mi
25K
2:57:20
15.53 mi
Rank: #27830 (+55)
HALF → 25K
29:18 | 12:05/mi
30K
3:37:19
18.64 mi
Rank: #27813 (+17)
25K → 30K
39:59 | 12:53/mi
20M
3:54:37
20.00 mi
Rank: #27785 (+28)
30K → 20M
17:18 | 12:45/mi
21M
4:09:08
21.00 mi
Rank: #27793 (-8)
20M → 21M
14:31 | 14:31/mi
35K
4:18:10
21.75 mi
Rank: #27773 (+20)
21M → 35K
9:02 | 12:05/mi
23M
4:33:14
23.00 mi
Rank: #27716 (+57)
35K → 23M
15:04 | 12:03/mi
24M
4:44:45
24.00 mi
Rank: #27660 (+56)
23M → 24M
11:31 | 11:31/mi
40K
4:54:39
24.85 mi
Rank: #27596 (+64)
24M → 40K
9:54 | 11:35/mi
25.2M
4:58:59
25.20 mi
Rank: #27567 (+29)
40K → 25.2M
4:20 | 12:34/mi
FINISH
5:10:28
26.22 mi
Rank: #27538 (+29)
25.2M → FINISH
11:29 | 11:17/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
Time2:28:02
Pace11:18 /mi
2nd Half
Distance13.11 mi
Time2:42:26
Pace12:24 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:01:2633:0810:4033:08
10:40
-
10K
6.21 mi12:35:381:07:2010:5134:12
11:01
+0:21
15K
9.32 mi13:13:121:44:5411:1637:34
12:06
+1:05
20K
12.43 mi13:48:532:20:3511:1935:41
11:30
-0:36
HALF
13.11 mi13:56:202:28:0211:187:27
10:56
-0:34
25K
15.53 mi14:25:382:57:2011:2529:18
12:05
+1:09
30K
18.64 mi15:05:373:37:1911:4039:59
12:53
+0:48
20M
20.00 mi15:22:553:54:3711:4417:18
12:45
-0:08
21M
21.00 mi15:37:264:09:0811:5214:31
14:31
+1:46
35K
21.75 mi15:46:284:18:1011:539:02
12:05
-2:26
23M
23.00 mi16:01:324:33:1411:5315:04
12:03
-0:02
24M
24.00 mi16:13:034:44:4511:5211:31
11:31
-0:32
40K
24.85 mi16:22:574:54:3911:529:54
11:35
+0:04
25.2M
25.20 mi16:27:174:58:5911:524:20
12:34
+0:59
FINISH
26.22 mi16:38:465:10:2811:5111:29
11:17
-1:17

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

10:40 /mi

Average Pace

11:51 /mi

Slowest Pace

14:31 /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

2:23:22

46% of race

Time at Steady Pace

1:30:58

29% of race

Time at Slower Pace

1:16:08

25% of race

Average Pace: 11:50 /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 mi12:01:2633:0810:4033:08
10:40
#27481
10K
6.21 mi12:35:381:07:2010:5134:12
11:01
#27618
15K
9.32 mi13:13:121:44:5411:1637:34
12:06
#28020
20K
12.43 mi13:48:532:20:3511:1935:41
11:30
#27914
HALF
13.11 mi13:56:202:28:0211:187:27
10:56
#27885
25K
15.53 mi14:25:382:57:2011:2529:18
12:05
#27830
30K
18.64 mi15:05:373:37:1911:4039:59
12:53
#27813
20M
20.00 mi15:22:553:54:3711:4417:18
12:45
#27785
21M
21.00 mi15:37:264:09:0811:5214:31
14:31
#27793
35K
21.75 mi15:46:284:18:1011:539:02
12:05
#27773
23M
23.00 mi16:01:324:33:1411:5315:04
12:03
#27716
24M
24.00 mi16:13:034:44:4511:5211:31
11:31
#27660
40K
24.85 mi16:22:574:54:3911:529:54
11:35
#27596
25.2M
25.20 mi16:27:174:58:5911:524:20
12:34
#27567
FINISH
26.22 mi16:38:465:10:2811:5111:29
11:17
#27538
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi27481115531155328424(Top 98%)12189(Top 97%)12189(Top 1282%)
10K6.21 mi3.10 mi27618-13711646-9311646-9327684(Top 95%)11713(Top 93%)11713(Top 1232%)
15K9.32 mi3.11 mi28020-40211899-25311899-25328424(Top 98%)12189(Top 97%)12189(Top 1282%)
20K12.43 mi3.11 mi27914+10611842+5711842+5727548(Top 95%)11644(Top 93%)11644(Top 1224%)
HALF13.11 mi0.68 mi27885+2911835+711835+727297(Top 94%)11537(Top 92%)11537(Top 1213%)
25K15.53 mi2.42 mi27830+5511804+3111804+3127601(Top 95%)11727(Top 93%)11727(Top 1233%)
30K18.64 mi3.11 mi27813+1711816-1211816-1227609(Top 95%)11779(Top 94%)11779(Top 1239%)
20M20.00 mi1.36 mi27785+2811804+1211804+1227188(Top 94%)11597(Top 92%)11597(Top 1219%)
21M21.00 mi1.00 mi27793-811814-1011814-1027748(Top 96%)11932(Top 95%)11932(Top 1255%)
35K21.75 mi0.75 mi27773+2011806+811806+826814(Top 92%)11472(Top 91%)11472(Top 1206%)
23M23.00 mi1.25 mi27716+5711781+2511781+2526184(Top 90%)11161(Top 89%)11161(Top 1174%)
24M24.00 mi1.00 mi27660+5611759+2211759+2225975(Top 90%)11100(Top 88%)11100(Top 1167%)
40K24.85 mi0.85 mi27596+6411730+2911730+2925247(Top 87%)10766(Top 86%)10766(Top 1132%)
25.2M25.20 mi0.35 mi27567+2911716+1411716+1425487(Top 88%)10873(Top 86%)10873(Top 1143%)
FINISH26.22 mi1.02 mi27538+2911707+911707+926563(Top 92%)11425(Top 91%)11425(Top 1201%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21
+97ft-345ft

Overall

28424

Females

12189

F55-59

12189

5K→10K

3.1 - 6.2 mi

Top 95%
×5
+79ft-138ft

Overall

27684

Females

11713

F55-59

11713

10K→15K

6.2 - 9.3 mi

Top 98%
×3
+67ft-78ft

Overall

28424

Females

12189

F55-59

12189

15K→20K

9.3 - 12.4 mi

Top 95%
×5
+106ft-86ft

Overall

27548

Females

11644

F55-59

11644

20K→HALF

12.4 - 13.1 mi

Top 94%
×2
+19ft-37ft

Overall

27297

Females

11537

F55-59

11537

HALF→25K

13.1 - 15.5 mi

Top 95%
×4
+66ft-88ft

Overall

27601

Females

11727

F55-59

11727

25K→30K

15.5 - 18.6 mi

Top 95%
×9
+181ft-148ft

Overall

27609

Females

11779

F55-59

11779

30K→20M

18.6 - 20.0 mi

Top 94%
×5
+64ft-50ft

Overall

27188

Females

11597

F55-59

11597

20M→21M

20.0 - 21.0 mi

Top 96%
×8
+106ft-24ft

Overall

27748

Females

11932

F55-59

11932

21M→35K

21.0 - 21.8 mi

Top 92%
×7
+17ft-86ft

Overall

26814

Females

11472

F55-59

11472

35K→23M

21.8 - 23.0 mi

Top 90%
×5
+23ft-63ft

Overall

26184

Females

11161

F55-59

11161

23M→24M

23.0 - 24.0 mi

Top 90%
×6
+12ft-82ft

Overall

25975

Females

11100

F55-59

11100

24M→40K

24.0 - 24.9 mi

Top 87%
×1
+6ft-20ft

Overall

25247

Females

10766

F55-59

10766

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1
+13ft-16ft

Overall

25487

Females

10873

F55-59

10873

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
×2
+22ft-21ft

Overall

26563

Females

11425

F55-59

11425

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
805
Passed By
602
Net Change
-57
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27481
5K → 10K100200-137#27481#27618
10K → 15K21200-402#27618#28020
15K → 20K13226+106#28020#27914
20K → HALF345+29#27914#27885
HALF → 25K9237+55#27885#27830
25K → 30K7861+17#27830#27813
30K → 20M4315+28#27813#27785
20M → 21M2432-8#27785#27793
21M → 35K255+20#27793#27773
35K → 23M625+57#27773#27716
23M → 24M593+56#27716#27660
24M → 40K651+64#27660#27596
40K → 25.2M312+29#27596#27567
25.2M → FINISH3910+29#27567#27538
TOTALS805602-57
📊

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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