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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jaclyn Robertson

Bib: 16802 •F •Age: N/A

FL

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 50%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51°/41°F
overcast clouds
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Race Performance Report

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  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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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
26:04
3.11 mi
Rank: #19460
Start → 5K
26:04 | 8:24/mi
10K
52:21
6.21 mi
Rank: #19757 (-297)
5K → 10K
26:17 | 8:28/mi
15K
1:19:05
9.32 mi
Rank: #20063 (-306)
10K → 15K
26:44 | 8:37/mi
20K
1:46:18
12.43 mi
Rank: #20209 (-146)
15K → 20K
27:13 | 8:46/mi
HALF
1:52:00
13.11 mi
Rank: #20162 (+47)
20K → HALF
5:42 | 8:22/mi
25K
2:12:33
15.53 mi
Rank: #19909 (+253)
HALF → 25K
20:33 | 8:29/mi
30K
2:40:28
18.64 mi
Rank: #19830 (+79)
25K → 30K
27:55 | 9:00/mi
20M
2:52:45
20.00 mi
Rank: #19771 (+59)
30K → 20M
12:17 | 9:03/mi
21M
3:02:15
21.00 mi
Rank: #19701 (+70)
20M → 21M
9:30 | 9:30/mi
35K
3:08:46
21.75 mi
Rank: #19664 (+37)
21M → 35K
6:31 | 8:43/mi
23M
3:19:31
23.00 mi
Rank: #19466 (+198)
35K → 23M
10:45 | 8:36/mi
24M
3:28:16
24.00 mi
Rank: #19397 (+69)
23M → 24M
8:45 | 8:45/mi
40K
3:35:45
24.85 mi
Rank: #19326 (+71)
24M → 40K
7:29 | 8:46/mi
25.2M
3:38:59
25.20 mi
Rank: #19280 (+46)
40K → 25.2M
3:14 | 9:23/mi
FINISH
3:47:30
26.22 mi
Rank: #19212 (+68)
25.2M → FINISH
8:31 | 8:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:00
Pace8:33 /mi
2nd Half
Distance13.11 mi
Time1:55:30
Pace8:49 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:2226:048:2426:04
8:24
-
10K
6.21 mi11:33:3952:218:2626:17
8:28
+0:04
15K
9.32 mi12:00:231:19:058:3026:44
8:37
+0:09
20K
12.43 mi12:27:361:46:188:3427:13
8:46
+0:09
HALF
13.11 mi12:33:181:52:008:335:42
8:22
-0:24
25K
15.53 mi12:53:512:12:338:3220:33
8:29
+0:07
30K
18.64 mi13:21:462:40:288:3727:55
9:00
+0:31
20M
20.00 mi13:34:032:52:458:3912:17
9:03
+0:03
21M
21.00 mi13:43:333:02:158:419:30
9:30
+0:27
35K
21.75 mi13:50:043:08:468:416:31
8:43
-0:47
23M
23.00 mi14:00:493:19:318:4110:45
8:36
-0:07
24M
24.00 mi14:09:343:28:168:418:45
8:45
+0:09
40K
24.85 mi14:17:033:35:458:417:29
8:46
+0:01
25.2M
25.20 mi14:20:173:38:598:423:14
9:23
+0:37
FINISH
26.22 mi14:28:483:47:308:418:31
8:22
-1:01

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

8:22 /mi

Average Pace

8:41 /mi

Slowest Pace

9:30 /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

3:34:46

94% of race

Time at Steady Pace

12:44

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:41 /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 mi11:07:2226:048:2426:04
8:24
#19460
10K
6.21 mi11:33:3952:218:2626:17
8:28
#19757
15K
9.32 mi12:00:231:19:058:3026:44
8:37
#20063
20K
12.43 mi12:27:361:46:188:3427:13
8:46
#20209
HALF
13.11 mi12:33:181:52:008:335:42
8:22
#20162
25K
15.53 mi12:53:512:12:338:3220:33
8:29
#19909
30K
18.64 mi13:21:462:40:288:3727:55
9:00
#19830
20M
20.00 mi13:34:032:52:458:3912:17
9:03
#19771
21M
21.00 mi13:43:333:02:158:419:30
9:30
#19701
35K
21.75 mi13:50:043:08:468:416:31
8:43
#19664
23M
23.00 mi14:00:493:19:318:4110:45
8:36
#19466
24M
24.00 mi14:09:343:28:168:418:45
8:45
#19397
40K
24.85 mi14:17:033:35:458:417:29
8:46
#19326
25.2M
25.20 mi14:20:173:38:598:423:14
9:23
#19280
FINISH
26.22 mi14:28:483:47:308:418:31
8:22
#19212
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 mi194607343734320708(Top 71%)7957(Top 63%)7957(Top 458%)
10K6.21 mi3.10 mi19757-2977485-1427485-14220142(Top 69%)7673(Top 61%)7673(Top 442%)
15K9.32 mi3.11 mi20063-3067643-1587643-15820708(Top 71%)7957(Top 63%)7957(Top 458%)
20K12.43 mi3.11 mi20209-1467740-977740-9720759(Top 72%)8022(Top 64%)8022(Top 462%)
HALF13.11 mi0.68 mi20162+477715+257715+2519465(Top 67%)7302(Top 58%)7302(Top 420%)
25K15.53 mi2.42 mi19909+2537578+1377578+13718447(Top 64%)6819(Top 54%)6819(Top 393%)
30K18.64 mi3.11 mi19830+797567+117567+1119518(Top 67%)7490(Top 60%)7490(Top 431%)
20M20.00 mi1.36 mi19771+597558+97558+919152(Top 66%)7354(Top 58%)7354(Top 423%)
21M21.00 mi1.00 mi19701+707532+267532+2618539(Top 64%)7088(Top 56%)7088(Top 408%)
35K21.75 mi0.75 mi19664+377520+127520+1218702(Top 64%)7260(Top 58%)7260(Top 418%)
23M23.00 mi1.25 mi19466+1987430+907430+9016300(Top 56%)6024(Top 48%)6024(Top 347%)
24M24.00 mi1.00 mi19397+697416+147416+1418316(Top 63%)7154(Top 57%)7154(Top 412%)
40K24.85 mi0.85 mi19326+717387+297387+2917174(Top 59%)6616(Top 53%)6616(Top 381%)
25.2M25.20 mi0.35 mi19280+467369+187369+1816808(Top 58%)6414(Top 51%)6414(Top 369%)
FINISH26.22 mi1.02 mi19212+687346+237346+2317412(Top 60%)6734(Top 54%)6734(Top 388%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21
+97ft-345ft

Overall

20708

Females

7957

F40-44

7957

5K→10K

3.1 - 6.2 mi

Top 69%
×5
+79ft-138ft

Overall

20142

Females

7673

F40-44

7673

10K→15K

6.2 - 9.3 mi

Top 71%
×3
+67ft-78ft

Overall

20708

Females

7957

F40-44

7957

15K→20K

9.3 - 12.4 mi

Top 72%
×5
+106ft-86ft

Overall

20759

Females

8022

F40-44

8022

20K→HALF

12.4 - 13.1 mi

Top 67%
×2
+19ft-37ft

Overall

19465

Females

7302

F40-44

7302

HALF→25K

13.1 - 15.5 mi

Top 64%
×4
+66ft-88ft

Overall

18447

Females

6819

F40-44

6819

25K→30K

15.5 - 18.6 mi

Top 67%
×9
+181ft-148ft

Overall

19518

Females

7490

F40-44

7490

30K→20M

18.6 - 20.0 mi

Top 66%
×5
+64ft-50ft

Overall

19152

Females

7354

F40-44

7354

20M→21M

20.0 - 21.0 mi

Top 64%
×8
+106ft-24ft

Overall

18539

Females

7088

F40-44

7088

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18702

Females

7260

F40-44

7260

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16300

Females

6024

F40-44

6024

23M→24M

23.0 - 24.0 mi

Top 63%
×6
+12ft-82ft

Overall

18316

Females

7154

F40-44

7154

24M→40K

24.0 - 24.9 mi

Top 59%
×1
+6ft-20ft

Overall

17174

Females

6616

F40-44

6616

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1
+13ft-16ft

Overall

16808

Females

6414

F40-44

6414

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
×2
+22ft-21ft

Overall

17412

Females

6734

F40-44

6734

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1731*
Passed By
981
Net Change
+248
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19460
5K → 10K155200-297#19460#19757
10K → 15K77200-306#19757#20063
15K → 20K121200-146#20063#20209
20K → HALF547+47#20209#20162
HALF → 25K263*10+253#20162#19909
25K → 30K217*138+79#19909#19830
30K → 20M11253+59#19830#19771
20M → 21M12050+70#19771#19701
21M → 35K5720+37#19701#19664
35K → 23M205*7+198#19664#19466
23M → 24M9526+69#19466#19397
24M → 40K10029+71#19397#19326
40K → 25.2M559+46#19326#19280
25.2M → FINISH10032+68#19280#19212
TOTALS1731*981+248

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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