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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jacqueline Sheffer

Bib: 31350 •F •Age: N/A

NY

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 (F60-64)
#0 / 782
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
41:34
3.11 mi
Rank: #28999
Start → 5K
41:34 | 13:23/mi
10K
1:21:55
6.21 mi
Rank: #28985 (+14)
5K → 10K
40:21 | 13:00/mi
15K
2:01:51
9.32 mi
Rank: #28960 (+25)
10K → 15K
39:56 | 12:52/mi
20K
2:41:42
12.43 mi
Rank: #28921 (+39)
15K → 20K
39:51 | 12:50/mi
HALF
2:50:27
13.11 mi
Rank: #28920 (+1)
20K → HALF
8:45 | 12:51/mi
25K
3:22:56
15.53 mi
Rank: #28873 (+47)
HALF → 25K
32:29 | 13:24/mi
30K
4:04:29
18.64 mi
Rank: #28799 (+74)
25K → 30K
41:33 | 13:23/mi
20M
4:23:06
20.00 mi
Rank: #28774 (+25)
30K → 20M
18:37 | 13:43/mi
21M
4:38:05
21.00 mi
Rank: #28759 (+15)
20M → 21M
14:59 | 14:59/mi
35K
4:48:05
21.75 mi
Rank: #28749 (+10)
21M → 35K
10:00 | 13:22/mi
23M
5:05:58
23.00 mi
Rank: #28729 (+20)
35K → 23M
17:53 | 14:18/mi
24M
5:19:15
24.00 mi
Rank: #28710 (+19)
23M → 24M
13:17 | 13:17/mi
40K
5:31:22
24.85 mi
Rank: #28702 (+8)
24M → 40K
12:07 | 14:11/mi
25.2M
5:36:44
25.20 mi
Rank: #28699 (+3)
40K → 25.2M
5:22 | 15:34/mi
FINISH
5:50:35
26.22 mi
Rank: #28705 (-6)
25.2M → FINISH
13:51 | 13:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:50:27
Pace13:01 /mi
2nd Half
Distance13.11 mi
Time3:00:08
Pace13:45 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:08:1341:3413:2341:34
13:23
-
10K
6.21 mi12:48:341:21:5513:1140:21
13:00
-0:23
15K
9.32 mi13:28:302:01:5113:0539:56
12:52
-0:08
20K
12.43 mi14:08:212:41:4213:0139:51
12:50
-0:02
HALF
13.11 mi14:17:062:50:2713:018:45
12:51
+0:01
25K
15.53 mi14:49:353:22:5613:0432:29
13:24
+0:33
30K
18.64 mi15:31:084:04:2913:0741:33
13:23
-0:01
20M
20.00 mi15:49:454:23:0613:1018:37
13:43
+0:20
21M
21.00 mi16:04:444:38:0513:1514:59
14:59
+1:16
35K
21.75 mi16:14:444:48:0513:1510:00
13:22
-1:37
23M
23.00 mi16:32:375:05:5813:1917:53
14:18
+0:56
24M
24.00 mi16:45:545:19:1513:1913:17
13:17
-1:01
40K
24.85 mi16:58:015:31:2213:2012:07
14:11
+0:54
25.2M
25.20 mi17:03:235:36:4413:225:22
15:34
+1:23
FINISH
26.22 mi17:17:145:50:3513:2313:51
13:36
-1:58

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

12:50 /mi

Average Pace

13:23 /mi

Slowest Pace

15:34 /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

1:28:32

25% of race

Time at Steady Pace

3:31:42

60% of race

Time at Slower Pace

50:21

14% of race

Average Pace: 13:22 /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 mi12:08:1341:3413:2341:34
13:23
#28999
10K
6.21 mi12:48:341:21:5513:1140:21
13:00
#28985
15K
9.32 mi13:28:302:01:5113:0539:56
12:52
#28960
20K
12.43 mi14:08:212:41:4213:0139:51
12:50
#28921
HALF
13.11 mi14:17:062:50:2713:018:45
12:51
#28920
25K
15.53 mi14:49:353:22:5613:0432:29
13:24
#28873
30K
18.64 mi15:31:084:04:2913:0741:33
13:23
#28799
20M
20.00 mi15:49:454:23:0613:1018:37
13:43
#28774
21M
21.00 mi16:04:444:38:0513:1514:59
14:59
#28759
35K
21.75 mi16:14:444:48:0513:1510:00
13:22
#28749
23M
23.00 mi16:32:375:05:5813:1917:53
14:18
#28729
24M
24.00 mi16:45:545:19:1513:1913:17
13:17
#28710
40K
24.85 mi16:58:015:31:2213:2012:07
14:11
#28702
25.2M
25.20 mi17:03:235:36:4413:225:22
15:34
#28699
FINISH
26.22 mi17:17:145:50:3513:2313:51
13:36
#28705
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi28999125671256728785(Top 99%)12426(Top 99%)12426(Top 1589%)
10K6.21 mi3.10 mi28985+1412558+912558+928926(Top 100%)12519(Top 100%)12519(Top 1601%)
15K9.32 mi3.11 mi28960+2512539+1912539+1928785(Top 99%)12426(Top 99%)12426(Top 1589%)
20K12.43 mi3.11 mi28921+3912514+2512514+2528542(Top 98%)12278(Top 98%)12278(Top 1570%)
HALF13.11 mi0.68 mi28920+112511+312511+328673(Top 99%)12383(Top 98%)12383(Top 1584%)
25K15.53 mi2.42 mi28873+4712481+3012481+3028441(Top 98%)12223(Top 97%)12223(Top 1563%)
30K18.64 mi3.11 mi28799+7412439+4212439+4228002(Top 96%)12001(Top 95%)12001(Top 1535%)
20M20.00 mi1.36 mi28774+2512423+1612423+1627947(Top 96%)12013(Top 96%)12013(Top 1536%)
21M21.00 mi1.00 mi28759+1512413+1012413+1028057(Top 97%)12092(Top 96%)12092(Top 1546%)
35K21.75 mi0.75 mi28749+1012408+512408+527964(Top 96%)12080(Top 96%)12080(Top 1545%)
23M23.00 mi1.25 mi28729+2012398+1012398+1028328(Top 98%)12259(Top 97%)12259(Top 1568%)
24M24.00 mi1.00 mi28710+1912391+712391+727867(Top 96%)12049(Top 96%)12049(Top 1541%)
40K24.85 mi0.85 mi28702+812382+912382+928022(Top 97%)12123(Top 96%)12123(Top 1550%)
25.2M25.20 mi0.35 mi28699+312381+112381+128232(Top 97%)12252(Top 97%)12252(Top 1567%)
FINISH26.22 mi1.02 mi28705-612387-612387-628530(Top 98%)12369(Top 98%)12369(Top 1582%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21
+97ft-345ft

Overall

28785

Females

12426

F60-64

12426

5K→10K

3.1 - 6.2 mi

Top 100%
×5
+79ft-138ft

Overall

28926

Females

12519

F60-64

12519

10K→15K

6.2 - 9.3 mi

Top 99%
×3
+67ft-78ft

Overall

28785

Females

12426

F60-64

12426

15K→20K

9.3 - 12.4 mi

Top 98%
×5
+106ft-86ft

Overall

28542

Females

12278

F60-64

12278

20K→HALF

12.4 - 13.1 mi

Top 99%
×2
+19ft-37ft

Overall

28673

Females

12383

F60-64

12383

HALF→25K

13.1 - 15.5 mi

Top 98%
×4
+66ft-88ft

Overall

28441

Females

12223

F60-64

12223

25K→30K

15.5 - 18.6 mi

Top 96%
×9
+181ft-148ft

Overall

28002

Females

12001

F60-64

12001

30K→20M

18.6 - 20.0 mi

Top 96%
×5
+64ft-50ft

Overall

27947

Females

12013

F60-64

12013

20M→21M

20.0 - 21.0 mi

Top 97%
×8
+106ft-24ft

Overall

28057

Females

12092

F60-64

12092

21M→35K

21.0 - 21.8 mi

Top 96%
×7
+17ft-86ft

Overall

27964

Females

12080

F60-64

12080

35K→23M

21.8 - 23.0 mi

Top 98%
×5
+23ft-63ft

Overall

28328

Females

12259

F60-64

12259

23M→24M

23.0 - 24.0 mi

Top 96%
×6
+12ft-82ft

Overall

27867

Females

12049

F60-64

12049

24M→40K

24.0 - 24.9 mi

Top 97%
×1
+6ft-20ft

Overall

28022

Females

12123

F60-64

12123

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1
+13ft-16ft

Overall

28232

Females

12252

F60-64

12252

25.2M→FINISH

25.2 - 26.2 mi

Top 98%
×2
+22ft-21ft

Overall

28530

Females

12369

F60-64

12369

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
348
Passed By
54
Net Change
+294
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28999
5K → 10K195+14#28999#28985
10K → 15K250+25#28985#28960
15K → 20K390+39#28960#28921
20K → HALF54+1#28921#28920
HALF → 25K492+47#28920#28873
25K → 30K751+74#28873#28799
30K → 20M283+25#28799#28774
20M → 21M194+15#28774#28759
21M → 35K122+10#28759#28749
35K → 23M255+20#28749#28729
23M → 24M212+19#28729#28710
24M → 40K146+8#28710#28702
40K → 25.2M63+3#28702#28699
25.2M → FINISH1117-6#28699#28705
TOTALS34854+294
📊

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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