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BOSTON MARATHON 2026

Denise Iannizzotto

Bib: 24028•F

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
Top 19%
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
27:19
3.11 mi
Rank: #21663
Start → 5K
27:19 | 8:48/mi
10K
54:12
6.21 mi
Rank: #21459 (+204)
5K → 10K
26:53 | 8:40/mi
15K
1:21:04
9.32 mi
Rank: #21266 (+193)
10K → 15K
26:52 | 8:39/mi
20K
1:47:54
12.43 mi
Rank: #20959 (+307)
15K → 20K
26:50 | 8:39/mi
HALF
1:53:39
13.11 mi
Rank: #20900 (+59)
20K → HALF
5:45 | 8:27/mi
25K
2:14:41
15.53 mi
Rank: #20682 (+218)
HALF → 25K
21:02 | 8:41/mi
30K
2:42:49
18.64 mi
Rank: #20529 (+153)
25K → 30K
28:08 | 9:04/mi
20M
2:55:17
20.00 mi
Rank: #20446 (+83)
30K → 20M
12:28 | 9:11/mi
21M
3:04:52
21.00 mi
Rank: #20357 (+89)
20M → 21M
9:35 | 9:35/mi
35K
3:11:46
21.75 mi
Rank: #20379 (-22)
21M → 35K
6:54 | 9:14/mi
23M
3:23:17
23.00 mi
Rank: #20330 (+49)
35K → 23M
11:31 | 9:13/mi
24M
3:31:48
24.00 mi
Rank: #20190 (+140)
23M → 24M
8:31 | 8:31/mi
40K
3:39:18
24.85 mi
Rank: #20078 (+112)
24M → 40K
7:30 | 8:47/mi
25.2M
3:42:33
25.20 mi
Rank: #20038 (+40)
40K → 25.2M
3:15 | 9:26/mi
FINISH
3:51:05
26.22 mi
Rank: #19948 (+90)
25.2M → FINISH
8:32 | 8:23/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
Time1:53:39
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time1:57:26
Pace8:58 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:2927:198:4827:19
8:48
-
10K
6.21 mi11:58:2254:128:4426:53
8:40
-0:08
15K
9.32 mi12:25:141:21:048:4226:52
8:39
-0:01
20K
12.43 mi12:52:041:47:548:4126:50
8:39
0:00
HALF
13.11 mi12:57:491:53:398:415:45
8:27
-0:12
25K
15.53 mi13:18:512:14:418:4121:02
8:41
+0:14
30K
18.64 mi13:46:592:42:498:4528:08
9:04
+0:23
20M
20.00 mi13:59:272:55:178:4612:28
9:11
+0:07
21M
21.00 mi14:09:023:04:528:499:35
9:35
+0:24
35K
21.75 mi14:15:563:11:468:506:54
9:14
-0:21
23M
23.00 mi14:27:273:23:178:5111:31
9:13
-0:01
24M
24.00 mi14:35:583:31:488:508:31
8:31
-0:42
40K
24.85 mi14:43:283:39:188:507:30
8:47
+0:16
25.2M
25.20 mi14:46:433:42:338:503:15
9:26
+0:39
FINISH
26.22 mi14:55:153:51:058:508:32
8:23
-1:03

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

8:23 /mi

Average Pace

8:49 /mi

Slowest Pace

9:35 /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

3:31:21

91% of race

Time at Steady Pace

19:44

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:49 /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 mi11:31:2927:198:4827:19
8:48
#21663
10K
6.21 mi11:58:2254:128:4426:53
8:40
#21459
15K
9.32 mi12:25:141:21:048:4226:52
8:39
#21266
20K
12.43 mi12:52:041:47:548:4126:50
8:39
#20959
HALF
13.11 mi12:57:491:53:398:415:45
8:27
#20900
25K
15.53 mi13:18:512:14:418:4121:02
8:41
#20682
30K
18.64 mi13:46:592:42:498:4528:08
9:04
#20529
20M
20.00 mi13:59:272:55:178:4612:28
9:11
#20446
21M
21.00 mi14:09:023:04:528:499:35
9:35
#20357
35K
21.75 mi14:15:563:11:468:506:54
9:14
#20379
23M
23.00 mi14:27:273:23:178:5111:31
9:13
#20330
24M
24.00 mi14:35:583:31:488:508:31
8:31
#20190
40K
24.85 mi14:43:283:39:188:507:30
8:47
#20078
25.2M
25.20 mi14:46:433:42:338:503:15
9:26
#20038
FINISH
26.22 mi14:55:153:51:058:508:32
8:23
#19948
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 mi216638511851120915(Top 72%)8076(Top 64%)8076(Top 1033%)
10K6.21 mi3.10 mi21459+2048389+1228389+12221191(Top 73%)8232(Top 65%)8232(Top 1053%)
15K9.32 mi3.11 mi21266+1938286+1038286+10320915(Top 72%)8076(Top 64%)8076(Top 1033%)
20K12.43 mi3.11 mi20959+3078129+1578129+15720090(Top 69%)7681(Top 61%)7681(Top 982%)
HALF13.11 mi0.68 mi20900+598104+258104+2519926(Top 69%)7553(Top 60%)7553(Top 966%)
25K15.53 mi2.42 mi20682+2188002+1028002+10219573(Top 67%)7429(Top 59%)7429(Top 950%)
30K18.64 mi3.11 mi20529+1537940+627940+6219868(Top 68%)7674(Top 61%)7674(Top 981%)
20M20.00 mi1.36 mi20446+837898+427898+4219790(Top 68%)7704(Top 61%)7704(Top 985%)
21M21.00 mi1.00 mi20357+897866+327866+3218906(Top 65%)7280(Top 58%)7280(Top 931%)
35K21.75 mi0.75 mi20379-227888-227888-2220898(Top 72%)8391(Top 67%)8391(Top 1073%)
23M23.00 mi1.25 mi20330+497874+147874+1419452(Top 67%)7706(Top 61%)7706(Top 985%)
24M24.00 mi1.00 mi20190+1407816+587816+5817053(Top 59%)6514(Top 52%)6514(Top 833%)
40K24.85 mi0.85 mi20078+1127789+277789+2717280(Top 60%)6679(Top 53%)6679(Top 854%)
25.2M25.20 mi0.35 mi20038+407775+147775+1417047(Top 59%)6553(Top 52%)6553(Top 838%)
FINISH26.22 mi1.02 mi19948+907745+307745+3017506(Top 60%)6792(Top 54%)6792(Top 869%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

20915

Females

8076

F60-64

8076

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21191

Females

8232

F60-64

8232

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

20915

Females

8076

F60-64

8076

15K→20K

9.3 - 12.4 mi

Top 69%
×5
+106ft-86ft

Overall

20090

Females

7681

F60-64

7681

20K→HALF

12.4 - 13.1 mi

Top 69%
×2
+19ft-37ft

Overall

19926

Females

7553

F60-64

7553

HALF→25K

13.1 - 15.5 mi

Top 67%
×4
+66ft-88ft

Overall

19573

Females

7429

F60-64

7429

25K→30K

15.5 - 18.6 mi

Top 68%
×9
+181ft-148ft

Overall

19868

Females

7674

F60-64

7674

30K→20M

18.6 - 20.0 mi

Top 68%
×5
+64ft-50ft

Overall

19790

Females

7704

F60-64

7704

20M→21M

20.0 - 21.0 mi

Top 65%
×8
+106ft-24ft

Overall

18906

Females

7280

F60-64

7280

21M→35K

21.0 - 21.8 mi

Top 72%
×7
+17ft-86ft

Overall

20898

Females

8391

F60-64

8391

35K→23M

21.8 - 23.0 mi

Top 67%
×5
+23ft-63ft

Overall

19452

Females

7706

F60-64

7706

23M→24M

23.0 - 24.0 mi

Top 59%
×6
+12ft-82ft

Overall

17053

Females

6514

F60-64

6514

24M→40K

24.0 - 24.9 mi

Top 60%
×1
+6ft-20ft

Overall

17280

Females

6679

F60-64

6679

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1
+13ft-16ft

Overall

17047

Females

6553

F60-64

6553

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
×2
+22ft-21ft

Overall

17506

Females

6792

F60-64

6792

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2395
Passed By
680
Net Change
+1715
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21663
5K → 10K406202+204#21663#21459
10K → 15K29097+193#21459#21266
15K → 20K34437+307#21266#20959
20K → HALF667+59#20959#20900
HALF → 25K23921+218#20900#20682
25K → 30K24592+153#20682#20529
30K → 20M13047+83#20529#20446
20M → 21M13041+89#20446#20357
21M → 35K2749-22#20357#20379
35K → 23M9344+49#20379#20330
23M → 24M1488+140#20330#20190
24M → 40K12715+112#20190#20078
40K → 25.2M444+40#20078#20038
25.2M → FINISH10616+90#20038#19948
TOTALS2395680+1715
📊

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