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BOSTON MARATHON 2026

Jillian Mattioni

Bib: 19402•F

PA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 46%
Gender (Female)
#0 / 12578
Top 32%
Masters (Masters Women)
#0 / 6862
Top 16%
Age Group (F40-44)
#0 / 1737
Top 36%
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
24:06
3.11 mi
Rank: #15073
Start → 5K
24:06 | 7:46/mi
10K
47:50
6.21 mi
Rank: #14622 (+451)
5K → 10K
23:44 | 7:39/mi
15K
1:11:22
9.32 mi
Rank: #14165 (+457)
10K → 15K
23:32 | 7:35/mi
20K
1:35:03
12.43 mi
Rank: #13846 (+319)
15K → 20K
23:41 | 7:38/mi
HALF
1:40:09
13.11 mi
Rank: #13785 (+61)
20K → HALF
5:06 | 7:29/mi
25K
1:58:40
15.53 mi
Rank: #13553 (+232)
HALF → 25K
18:31 | 7:39/mi
30K
2:23:27
18.64 mi
Rank: #13503 (+50)
25K → 30K
24:47 | 7:59/mi
20M
2:34:18
20.00 mi
Rank: #13409 (+94)
30K → 20M
10:51 | 8:00/mi
21M
2:42:50
21.00 mi
Rank: #13378 (+31)
20M → 21M
8:32 | 8:32/mi
35K
2:48:33
21.75 mi
Rank: #13303 (+75)
21M → 35K
5:43 | 7:39/mi
23M
2:58:54
23.00 mi
Rank: #13331 (-28)
35K → 23M
10:21 | 8:17/mi
24M
3:06:56
24.00 mi
Rank: #13345 (-14)
23M → 24M
8:02 | 8:02/mi
40K
3:14:01
24.85 mi
Rank: #13385 (-40)
24M → 40K
7:05 | 8:18/mi
25.2M
3:17:06
25.20 mi
Rank: #13399 (-14)
40K → 25.2M
3:05 | 8:57/mi
FINISH
3:25:14
26.22 mi
Rank: #13449 (-50)
25.2M → FINISH
8:08 | 7:59/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
Time1:40:09
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:45:05
Pace8:01 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:5424:067:4624:06
7:46
-
10K
6.21 mi11:34:3847:507:4223:44
7:39
-0:07
15K
9.32 mi11:58:101:11:227:4023:32
7:35
-0:04
20K
12.43 mi12:21:511:35:037:3923:41
7:38
+0:03
HALF
13.11 mi12:26:571:40:097:395:06
7:29
-0:09
25K
15.53 mi12:45:281:58:407:3918:31
7:39
+0:10
30K
18.64 mi13:10:152:23:277:4224:47
7:59
+0:20
20M
20.00 mi13:21:062:34:187:4310:51
8:00
+0:01
21M
21.00 mi13:29:382:42:507:468:32
8:32
+0:32
35K
21.75 mi13:35:212:48:337:465:43
7:39
-0:53
23M
23.00 mi13:45:422:58:547:4710:21
8:17
+0:38
24M
24.00 mi13:53:443:06:567:488:02
8:02
-0:15
40K
24.85 mi14:00:493:14:017:497:05
8:18
+0:16
25.2M
25.20 mi14:03:543:17:067:503:05
8:57
+0:39
FINISH
26.22 mi14:12:023:25:147:508:08
7:59
-0:58

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

7:29 /mi

Average Pace

7:50 /mi

Slowest Pace

8:57 /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

2:56:11

86% of race

Time at Steady Pace

25:58

13% of race

Time at Slower Pace

3:05

2% of race

Average Pace: 7:50 /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 mi11:10:5424:067:4624:06
7:46
#15073
10K
6.21 mi11:34:3847:507:4223:44
7:39
#14622
15K
9.32 mi11:58:101:11:227:4023:32
7:35
#14165
20K
12.43 mi12:21:511:35:037:3923:41
7:38
#13846
HALF
13.11 mi12:26:571:40:097:395:06
7:29
#13785
25K
15.53 mi12:45:281:58:407:3918:31
7:39
#13553
30K
18.64 mi13:10:152:23:277:4224:47
7:59
#13503
20M
20.00 mi13:21:062:34:187:4310:51
8:00
#13409
21M
21.00 mi13:29:382:42:507:468:32
8:32
#13378
35K
21.75 mi13:35:212:48:337:465:43
7:39
#13303
23M
23.00 mi13:45:422:58:547:4710:21
8:17
#13331
24M
24.00 mi13:53:443:06:567:488:02
8:02
#13345
40K
24.85 mi14:00:493:14:017:497:05
8:18
#13385
25.2M
25.20 mi14:03:543:17:067:503:05
8:57
#13399
FINISH
26.22 mi14:12:023:25:147:508:08
7:59
#13449
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 mi150734731473113476(Top 46%)3854(Top 31%)3854(Top 222%)
10K6.21 mi3.10 mi14622+4514462+2694462+26914244(Top 49%)4263(Top 34%)4263(Top 245%)
15K9.32 mi3.11 mi14165+4574223+2394223+23913476(Top 46%)3854(Top 31%)3854(Top 222%)
20K12.43 mi3.11 mi13846+3194058+1654058+16513056(Top 45%)3698(Top 29%)3698(Top 213%)
HALF13.11 mi0.68 mi13785+614021+374021+3712954(Top 45%)3575(Top 28%)3575(Top 206%)
25K15.53 mi2.42 mi13553+2323908+1133908+11312550(Top 43%)3468(Top 28%)3468(Top 200%)
30K18.64 mi3.11 mi13503+503924-163924-1613338(Top 46%)4034(Top 32%)4034(Top 232%)
20M20.00 mi1.36 mi13409+943900+243900+2412777(Top 44%)3823(Top 30%)3823(Top 220%)
21M21.00 mi1.00 mi13378+313905-53905-513361(Top 46%)4241(Top 34%)4241(Top 244%)
35K21.75 mi0.75 mi13303+753881+243881+2411971(Top 41%)3523(Top 28%)3523(Top 203%)
23M23.00 mi1.25 mi13331-283918-373918-3714274(Top 49%)4852(Top 39%)4852(Top 279%)
24M24.00 mi1.00 mi13345-143956-383956-3814019(Top 48%)4807(Top 38%)4807(Top 277%)
40K24.85 mi0.85 mi13385-404002-464002-4614369(Top 50%)5087(Top 40%)5087(Top 293%)
25.2M25.20 mi0.35 mi13399-144019-174019-1714407(Top 50%)5099(Top 41%)5099(Top 294%)
FINISH26.22 mi1.02 mi13449-504063-444063-4415064(Top 52%)5464(Top 43%)5464(Top 315%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13476

Females

3854

F40-44

3854

5K→10K

3.1 - 6.2 mi

Top 49%
×5
+79ft-138ft

Overall

14244

Females

4263

F40-44

4263

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13476

Females

3854

F40-44

3854

15K→20K

9.3 - 12.4 mi

Top 45%
×5
+106ft-86ft

Overall

13056

Females

3698

F40-44

3698

20K→HALF

12.4 - 13.1 mi

Top 45%
×2
+19ft-37ft

Overall

12954

Females

3575

F40-44

3575

HALF→25K

13.1 - 15.5 mi

Top 43%
×4
+66ft-88ft

Overall

12550

Females

3468

F40-44

3468

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13338

Females

4034

F40-44

4034

30K→20M

18.6 - 20.0 mi

Top 44%
×5
+64ft-50ft

Overall

12777

Females

3823

F40-44

3823

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13361

Females

4241

F40-44

4241

21M→35K

21.0 - 21.8 mi

Top 41%
×7
+17ft-86ft

Overall

11971

Females

3523

F40-44

3523

35K→23M

21.8 - 23.0 mi

Top 49%
×5
+23ft-63ft

Overall

14274

Females

4852

F40-44

4852

23M→24M

23.0 - 24.0 mi

Top 48%
×6
+12ft-82ft

Overall

14019

Females

4807

F40-44

4807

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14369

Females

5087

F40-44

5087

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1
+13ft-16ft

Overall

14407

Females

5099

F40-44

5099

25.2M→FINISH

25.2 - 26.2 mi

Top 52%
×2
+22ft-21ft

Overall

15064

Females

5464

F40-44

5464

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2599
Passed By
975
Net Change
+1624
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15073
5K → 10K587136+451#15073#14622
10K → 15K49538+457#14622#14165
15K → 20K36142+319#14165#13846
20K → HALF7110+61#13846#13785
HALF → 25K25523+232#13785#13553
25K → 30K209159+50#13553#13503
30K → 20M13945+94#13503#13409
20M → 21M10271+31#13409#13378
21M → 35K9419+75#13378#13303
35K → 23M79107-28#13303#13331
23M → 24M6882-14#13331#13345
24M → 40K5696-40#13345#13385
40K → 25.2M2842-14#13385#13399
25.2M → FINISH55105-50#13399#13449
TOTALS2599975+1624
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing