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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jess Williams

Bib: 18205 •F •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 44%
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°F
overcast clouds
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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
25:11
3.11 mi
Rank: #17643
Start → 5K
25:11 | 8:07/mi
10K
50:19
6.21 mi
Rank: #17762 (-119)
5K → 10K
25:08 | 8:06/mi
15K
1:15:09
9.32 mi
Rank: #17517 (+245)
10K → 15K
24:50 | 8:00/mi
20K
1:40:12
12.43 mi
Rank: #17279 (+238)
15K → 20K
25:03 | 8:04/mi
HALF
1:45:38
13.11 mi
Rank: #17252 (+27)
20K → HALF
5:26 | 7:59/mi
25K
2:05:26
15.53 mi
Rank: #17114 (+138)
HALF → 25K
19:48 | 8:10/mi
30K
2:31:24
18.64 mi
Rank: #16854 (+260)
25K → 30K
25:58 | 8:22/mi
20M
2:42:40
20.00 mi
Rank: #16697 (+157)
30K → 20M
11:16 | 8:18/mi
21M
2:51:24
21.00 mi
Rank: #16545 (+152)
20M → 21M
8:44 | 8:44/mi
35K
2:57:27
21.75 mi
Rank: #16464 (+81)
21M → 35K
6:03 | 8:06/mi
23M
3:07:45
23.00 mi
Rank: #16287 (+177)
35K → 23M
10:18 | 8:14/mi
24M
3:15:47
24.00 mi
Rank: #16165 (+122)
23M → 24M
8:02 | 8:02/mi
40K
3:22:52
24.85 mi
Rank: #16083 (+82)
24M → 40K
7:05 | 8:18/mi
25.2M
3:25:54
25.20 mi
Rank: #16032 (+51)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:33:53
26.22 mi
Rank: #15940 (+92)
25.2M → FINISH
7:59 | 7:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:45:38
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time1:48:15
Pace8:16 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:5125:118:0725:11
8:07
-
10K
6.21 mi11:32:5950:198:0625:08
8:06
-0:01
15K
9.32 mi11:57:491:15:098:0424:50
8:00
-0:06
20K
12.43 mi12:22:521:40:128:0425:03
8:04
+0:04
HALF
13.11 mi12:28:181:45:388:045:26
7:59
-0:05
25K
15.53 mi12:48:062:05:268:0519:48
8:10
+0:11
30K
18.64 mi13:14:042:31:248:0825:58
8:22
+0:12
20M
20.00 mi13:25:202:42:408:0911:16
8:18
-0:04
21M
21.00 mi13:34:042:51:248:108:44
8:44
+0:26
35K
21.75 mi13:40:072:57:278:106:03
8:06
-0:38
23M
23.00 mi13:50:253:07:458:1010:18
8:14
+0:08
24M
24.00 mi13:58:273:15:478:108:02
8:02
-0:12
40K
24.85 mi14:05:323:22:528:107:05
8:18
+0:16
25.2M
25.20 mi14:08:343:25:548:113:02
8:48
+0:30
FINISH
26.22 mi14:16:333:33:538:107:59
7:51
-0:57

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

7:51 /mi

Average Pace

8:10 /mi

Slowest Pace

8:48 /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

3:22:07

94% of race

Time at Steady Pace

11:46

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:09 /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 mi11:07:5125:118:0725:11
8:07
#17643
10K
6.21 mi11:32:5950:198:0625:08
8:06
#17762
15K
9.32 mi11:57:491:15:098:0424:50
8:00
#17517
20K
12.43 mi12:22:521:40:128:0425:03
8:04
#17279
HALF
13.11 mi12:28:181:45:388:045:26
7:59
#17252
25K
15.53 mi12:48:062:05:268:0519:48
8:10
#17114
30K
18.64 mi13:14:042:31:248:0825:58
8:22
#16854
20M
20.00 mi13:25:202:42:408:0911:16
8:18
#16697
21M
21.00 mi13:34:042:51:248:108:44
8:44
#16545
35K
21.75 mi13:40:072:57:278:106:03
8:06
#16464
23M
23.00 mi13:50:253:07:458:1010:18
8:14
#16287
24M
24.00 mi13:58:273:15:478:108:02
8:02
#16165
40K
24.85 mi14:05:323:22:528:107:05
8:18
#16083
25.2M
25.20 mi14:08:343:25:548:113:02
8:48
#16032
FINISH
26.22 mi14:16:333:33:538:107:59
7:51
#15940
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi176436295629516972(Top 58%)5900(Top 47%)5900(Top 103%)
10K6.21 mi3.10 mi17762-1196348-536348-5317897(Top 62%)6428(Top 51%)6428(Top 112%)
15K9.32 mi3.11 mi17517+2456231+1176231+11716972(Top 58%)5900(Top 47%)5900(Top 103%)
20K12.43 mi3.11 mi17279+2386092+1396092+13916595(Top 57%)5700(Top 45%)5700(Top 100%)
HALF13.11 mi0.68 mi17252+276079+136079+1316935(Top 58%)5875(Top 47%)5875(Top 103%)
25K15.53 mi2.42 mi17114+1386004+756004+7516583(Top 57%)5755(Top 46%)5755(Top 101%)
30K18.64 mi3.11 mi16854+2605885+1195885+11916005(Top 55%)5517(Top 44%)5517(Top 97%)
20M20.00 mi1.36 mi16697+1575814+715814+7114930(Top 51%)5014(Top 40%)5014(Top 88%)
21M21.00 mi1.00 mi16545+1525737+775737+7714614(Top 50%)4918(Top 39%)4918(Top 86%)
35K21.75 mi0.75 mi16464+815704+335704+3315111(Top 52%)5250(Top 42%)5250(Top 92%)
23M23.00 mi1.25 mi16287+1775636+685636+6814030(Top 48%)4726(Top 38%)4726(Top 83%)
24M24.00 mi1.00 mi16165+1225591+455591+4514048(Top 48%)4836(Top 38%)4836(Top 85%)
40K24.85 mi0.85 mi16083+825561+305561+3014386(Top 50%)5104(Top 41%)5104(Top 89%)
25.2M25.20 mi0.35 mi16032+515546+155546+1513602(Top 47%)4697(Top 37%)4697(Top 82%)
FINISH26.22 mi1.02 mi15940+925506+405506+4014069(Top 48%)4957(Top 39%)4957(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21
+97ft-345ft

Overall

16972

Females

5900

F18-39

5900

5K→10K

3.1 - 6.2 mi

Top 62%
×5
+79ft-138ft

Overall

17897

Females

6428

F18-39

6428

10K→15K

6.2 - 9.3 mi

Top 58%
×3
+67ft-78ft

Overall

16972

Females

5900

F18-39

5900

15K→20K

9.3 - 12.4 mi

Top 57%
×5
+106ft-86ft

Overall

16595

Females

5700

F18-39

5700

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16935

Females

5875

F18-39

5875

HALF→25K

13.1 - 15.5 mi

Top 57%
×4
+66ft-88ft

Overall

16583

Females

5755

F18-39

5755

25K→30K

15.5 - 18.6 mi

Top 55%
×9
+181ft-148ft

Overall

16005

Females

5517

F18-39

5517

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14930

Females

5014

F18-39

5014

20M→21M

20.0 - 21.0 mi

Top 50%
×8
+106ft-24ft

Overall

14614

Females

4918

F18-39

4918

21M→35K

21.0 - 21.8 mi

Top 52%
×7
+17ft-86ft

Overall

15111

Females

5250

F18-39

5250

35K→23M

21.8 - 23.0 mi

Top 48%
×5
+23ft-63ft

Overall

14030

Females

4726

F18-39

4726

23M→24M

23.0 - 24.0 mi

Top 48%
×6
+12ft-82ft

Overall

14048

Females

4836

F18-39

4836

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14386

Females

5104

F18-39

5104

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1
+13ft-16ft

Overall

13602

Females

4697

F18-39

4697

25.2M→FINISH

25.2 - 26.2 mi

Top 48%
×2
+22ft-21ft

Overall

14069

Females

4957

F18-39

4957

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2457*
Passed By
635
Net Change
+1703
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17643
5K → 10K200200-119#17643#17762
10K → 15K326*81+245#17762#17517
15K → 20K298*60+238#17517#17279
20K → HALF4215+27#17279#17252
HALF → 25K201*63+138#17252#17114
25K → 30K331*71+260#17114#16854
30K → 20M16811+157#16854#16697
20M → 21M18028+152#16697#16545
21M → 35K10625+81#16545#16464
35K → 23M19720+177#16464#16287
23M → 24M13412+122#16287#16165
24M → 40K10523+82#16165#16083
40K → 25.2M587+51#16083#16032
25.2M → FINISH11119+92#16032#15940
TOTALS2457*635+1703

* 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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