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BOSTON MARATHON 2026

Isabelle Marino

Bib: 29171•F

MA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
34:34
3.11 mi
Rank: #28184
Start → 5K
34:34 | 11:08/mi
10K
1:08:43
6.21 mi
Rank: #27953 (+231)
5K → 10K
34:09 | 11:00/mi
15K
1:46:38
9.32 mi
Rank: #28216 (-263)
10K → 15K
37:55 | 12:13/mi
20K
2:24:33
12.43 mi
Rank: #28220 (-4)
15K → 20K
37:55 | 12:13/mi
HALF
2:32:08
13.11 mi
Rank: #28186 (+34)
20K → HALF
7:35 | 11:08/mi
25K
2:59:57
15.53 mi
Rank: #28014 (+172)
HALF → 25K
27:49 | 11:29/mi
30K
3:38:09
18.64 mi
Rank: #27855 (+159)
25K → 30K
38:12 | 12:18/mi
20M
3:55:32
20.00 mi
Rank: #27827 (+28)
30K → 20M
17:23 | 12:48/mi
21M
4:08:43
21.00 mi
Rank: #27770 (+57)
20M → 21M
13:11 | 13:11/mi
35K
4:17:18
21.75 mi
Rank: #27738 (+32)
21M → 35K
8:35 | 11:29/mi
23M
4:32:35
23.00 mi
Rank: #27685 (+53)
35K → 23M
15:17 | 12:13/mi
24M
4:44:06
24.00 mi
Rank: #27631 (+54)
23M → 24M
11:31 | 11:31/mi
40K
4:54:24
24.85 mi
Rank: #27582 (+49)
24M → 40K
10:18 | 12:03/mi
25.2M
4:58:26
25.20 mi
Rank: #27544 (+38)
40K → 25.2M
4:02 | 11:42/mi
FINISH
5:09:05
26.22 mi
Rank: #27474 (+70)
25.2M → FINISH
10:39 | 10:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:32:08
Pace11:37 /mi
2nd Half
Distance13.11 mi
Time2:36:57
Pace11:59 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:2734:3411:0834:34
11:08
-
10K
6.21 mi12:33:361:08:4311:0434:09
11:00
-0:08
15K
9.32 mi13:11:311:46:3811:2737:55
12:13
+1:13
20K
12.43 mi13:49:262:24:3311:3837:55
12:13
0:00
HALF
13.11 mi13:57:012:32:0811:377:35
11:08
-1:05
25K
15.53 mi14:24:502:59:5711:3627:49
11:29
+0:21
30K
18.64 mi15:03:023:38:0911:4338:12
12:18
+0:49
20M
20.00 mi15:20:253:55:3211:4717:23
12:48
+0:30
21M
21.00 mi15:33:364:08:4311:5113:11
13:11
+0:23
35K
21.75 mi15:42:114:17:1811:508:35
11:29
-1:42
23M
23.00 mi15:57:284:32:3511:5215:17
12:13
+0:44
24M
24.00 mi16:08:594:44:0611:5111:31
11:31
-0:42
40K
24.85 mi16:19:174:54:2411:5110:18
12:03
+0:32
25.2M
25.20 mi16:23:194:58:2611:514:02
11:42
-0:21
FINISH
26.22 mi16:33:585:09:0511:4810:39
10:28
-1:14

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

10:28 /mi

Average Pace

11:48 /mi

Slowest Pace

13:11 /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

1:26:57

28% of race

Time at Steady Pace

51:57

17% of race

Time at Slower Pace

2:50:11

55% of race

Average Pace: 11:47 /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 mi11:59:2734:3411:0834:34
11:08
#28184
10K
6.21 mi12:33:361:08:4311:0434:09
11:00
#27953
15K
9.32 mi13:11:311:46:3811:2737:55
12:13
#28216
20K
12.43 mi13:49:262:24:3311:3837:55
12:13
#28220
HALF
13.11 mi13:57:012:32:0811:377:35
11:08
#28186
25K
15.53 mi14:24:502:59:5711:3627:49
11:29
#28014
30K
18.64 mi15:03:023:38:0911:4338:12
12:18
#27855
20M
20.00 mi15:20:253:55:3211:4717:23
12:48
#27827
21M
21.00 mi15:33:364:08:4311:5113:11
13:11
#27770
35K
21.75 mi15:42:114:17:1811:508:35
11:29
#27738
23M
23.00 mi15:57:284:32:3511:5215:17
12:13
#27685
24M
24.00 mi16:08:594:44:0611:5111:31
11:31
#27631
40K
24.85 mi16:19:174:54:2411:5110:18
12:03
#27582
25.2M
25.20 mi16:23:194:58:2611:514:02
11:42
#27544
FINISH
26.22 mi16:33:585:09:0511:4810:39
10:28
#27474
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

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 mi28184120061200628495(Top 98%)12233(Top 97%)12233(Top 214%)
10K6.21 mi3.10 mi27953+23111860+14611860+14627668(Top 95%)11702(Top 93%)11702(Top 205%)
15K9.32 mi3.11 mi28216-26312031-17112031-17128495(Top 98%)12233(Top 97%)12233(Top 214%)
20K12.43 mi3.11 mi28220-412035-412035-428176(Top 97%)12027(Top 96%)12027(Top 210%)
HALF13.11 mi0.68 mi28186+3412012+2312012+2327516(Top 95%)11658(Top 93%)11658(Top 204%)
25K15.53 mi2.42 mi28014+17211924+8811924+8826982(Top 93%)11355(Top 90%)11355(Top 199%)
30K18.64 mi3.11 mi27855+15911836+8811836+8827129(Top 93%)11527(Top 92%)11527(Top 202%)
20M20.00 mi1.36 mi27827+2811828+811828+827250(Top 94%)11618(Top 92%)11618(Top 203%)
21M21.00 mi1.00 mi27770+5711798+3011798+3026573(Top 92%)11320(Top 90%)11320(Top 198%)
35K21.75 mi0.75 mi27738+3211785+1311785+1326040(Top 90%)11063(Top 88%)11063(Top 194%)
23M23.00 mi1.25 mi27685+5311769+1611769+1626433(Top 91%)11293(Top 90%)11293(Top 198%)
24M24.00 mi1.00 mi27631+5411741+2811741+2825974(Top 90%)11099(Top 88%)11099(Top 194%)
40K24.85 mi0.85 mi27582+4911721+2011721+2025976(Top 90%)11132(Top 89%)11132(Top 195%)
25.2M25.20 mi0.35 mi27544+3811702+1911702+1923937(Top 82%)10120(Top 80%)10120(Top 177%)
FINISH26.22 mi1.02 mi27474+7011672+3011672+3024980(Top 86%)10628(Top 84%)10628(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21
+97ft-345ft

Overall

28495

Females

12233

F18-39

12233

5K→10K

3.1 - 6.2 mi

Top 95%
×5
+79ft-138ft

Overall

27668

Females

11702

F18-39

11702

10K→15K

6.2 - 9.3 mi

Top 98%
×3
+67ft-78ft

Overall

28495

Females

12233

F18-39

12233

15K→20K

9.3 - 12.4 mi

Top 97%
×5
+106ft-86ft

Overall

28176

Females

12027

F18-39

12027

20K→HALF

12.4 - 13.1 mi

Top 95%
×2
+19ft-37ft

Overall

27516

Females

11658

F18-39

11658

HALF→25K

13.1 - 15.5 mi

Top 93%
×4
+66ft-88ft

Overall

26982

Females

11355

F18-39

11355

25K→30K

15.5 - 18.6 mi

Top 93%
×9
+181ft-148ft

Overall

27129

Females

11527

F18-39

11527

30K→20M

18.6 - 20.0 mi

Top 94%
×5
+64ft-50ft

Overall

27250

Females

11618

F18-39

11618

20M→21M

20.0 - 21.0 mi

Top 92%
×8
+106ft-24ft

Overall

26573

Females

11320

F18-39

11320

21M→35K

21.0 - 21.8 mi

Top 90%
×7
+17ft-86ft

Overall

26040

Females

11063

F18-39

11063

35K→23M

21.8 - 23.0 mi

Top 91%
×5
+23ft-63ft

Overall

26433

Females

11293

F18-39

11293

23M→24M

23.0 - 24.0 mi

Top 90%
×6
+12ft-82ft

Overall

25974

Females

11099

F18-39

11099

24M→40K

24.0 - 24.9 mi

Top 90%
×1
+6ft-20ft

Overall

25976

Females

11132

F18-39

11132

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1
+13ft-16ft

Overall

23937

Females

10120

F18-39

10120

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
×2
+22ft-21ft

Overall

24980

Females

10628

F18-39

10628

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1158
Passed By
448
Net Change
+710
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28184
5K → 10K27241+231#28184#27953
10K → 15K18281-263#27953#28216
15K → 20K6771-4#28216#28220
20K → HALF373+34#28220#28186
HALF → 25K1720+172#28186#28014
25K → 30K16910+159#28014#27855
30K → 20M4416+28#27855#27827
20M → 21M603+57#27827#27770
21M → 35K353+32#27770#27738
35K → 23M6411+53#27738#27685
23M → 24M573+54#27685#27631
24M → 40K534+49#27631#27582
40K → 25.2M391+38#27582#27544
25.2M → FINISH711+70#27544#27474
TOTALS1158448+710
📊

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