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BOSTON MARATHON 2026

Bella Carrozza

Bib: 30323 •F •Age: N/A

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
27:47
3.11 mi
Rank: #22378
Start → 5K
27:47 | 8:57/mi
10K
55:03
6.21 mi
Rank: #22101 (+277)
5K → 10K
27:16 | 8:47/mi
15K
1:22:03
9.32 mi
Rank: #21801 (+300)
10K → 15K
27:00 | 8:42/mi
20K
1:49:20
12.43 mi
Rank: #21536 (+265)
15K → 20K
27:17 | 8:47/mi
HALF
1:55:14
13.11 mi
Rank: #21507 (+29)
20K → HALF
5:54 | 8:40/mi
25K
2:16:53
15.53 mi
Rank: #21375 (+132)
HALF → 25K
21:39 | 8:56/mi
30K
2:45:31
18.64 mi
Rank: #21222 (+153)
25K → 30K
28:38 | 9:13/mi
20M
2:58:12
20.00 mi
Rank: #21119 (+103)
30K → 20M
12:41 | 9:21/mi
21M
3:07:57
21.00 mi
Rank: #21048 (+71)
20M → 21M
9:45 | 9:45/mi
35K
3:14:39
21.75 mi
Rank: #21003 (+45)
21M → 35K
6:42 | 8:58/mi
23M
3:25:53
23.00 mi
Rank: #20854 (+149)
35K → 23M
11:14 | 8:59/mi
24M
3:34:28
24.00 mi
Rank: #20712 (+142)
23M → 24M
8:35 | 8:35/mi
40K
3:42:09
24.85 mi
Rank: #20628 (+84)
24M → 40K
7:41 | 9:00/mi
25.2M
3:45:36
25.20 mi
Rank: #20609 (+19)
40K → 25.2M
3:27 | 10:01/mi
FINISH
3:54:38
26.22 mi
Rank: #20595 (+14)
25.2M → FINISH
9:02 | 8:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:14
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time1:59:24
Pace9:07 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:0527:478:5727:47
8:57
-
10K
6.21 mi12:26:2155:038:5227:16
8:47
-0:10
15K
9.32 mi12:53:211:22:038:4927:00
8:42
-0:05
20K
12.43 mi13:20:381:49:208:4827:17
8:47
+0:05
HALF
13.11 mi13:26:321:55:148:485:54
8:40
-0:07
25K
15.53 mi13:48:112:16:538:4921:39
8:56
+0:16
30K
18.64 mi14:16:492:45:318:5328:38
9:13
+0:17
20M
20.00 mi14:29:302:58:128:5512:41
9:21
+0:08
21M
21.00 mi14:39:153:07:578:589:45
9:45
+0:24
35K
21.75 mi14:45:573:14:398:586:42
8:58
-0:47
23M
23.00 mi14:57:113:25:538:5811:14
8:59
+0:01
24M
24.00 mi15:05:463:34:288:578:35
8:35
-0:24
40K
24.85 mi15:13:273:42:098:577:41
9:00
+0:25
25.2M
25.20 mi15:16:543:45:368:583:27
10:01
+1:01
FINISH
26.22 mi15:25:563:54:388:589:02
8:52
-1:09

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

8:35 /mi

Average Pace

8:57 /mi

Slowest Pace

10:01 /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

3:41:26

94% of race

Time at Steady Pace

13:12

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:57 /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 mi11:59:0527:478:5727:47
8:57
#22378
10K
6.21 mi12:26:2155:038:5227:16
8:47
#22101
15K
9.32 mi12:53:211:22:038:4927:00
8:42
#21801
20K
12.43 mi13:20:381:49:208:4827:17
8:47
#21536
HALF
13.11 mi13:26:321:55:148:485:54
8:40
#21507
25K
15.53 mi13:48:112:16:538:4921:39
8:56
#21375
30K
18.64 mi14:16:492:45:318:5328:38
9:13
#21222
20M
20.00 mi14:29:302:58:128:5512:41
9:21
#21119
21M
21.00 mi14:39:153:07:578:589:45
9:45
#21048
35K
21.75 mi14:45:573:14:398:586:42
8:58
#21003
23M
23.00 mi14:57:113:25:538:5811:14
8:59
#20854
24M
24.00 mi15:05:463:34:288:578:35
8:35
#20712
40K
24.85 mi15:13:273:42:098:577:41
9:00
#20628
25.2M
25.20 mi15:16:543:45:368:583:27
10:01
#20609
FINISH
26.22 mi15:25:563:54:388:589:02
8:52
#20595
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 mi223788868886821150(Top 73%)8213(Top 65%)8213(Top 144%)
10K6.21 mi3.10 mi22101+2778718+1508718+15021802(Top 75%)8545(Top 68%)8545(Top 149%)
15K9.32 mi3.11 mi21801+3008564+1548564+15421150(Top 73%)8213(Top 65%)8213(Top 144%)
20K12.43 mi3.11 mi21536+2658430+1348430+13420883(Top 72%)8084(Top 64%)8084(Top 141%)
HALF13.11 mi0.68 mi21507+298418+128418+1221140(Top 73%)8191(Top 65%)8191(Top 143%)
25K15.53 mi2.42 mi21375+1328361+578361+5720845(Top 72%)8087(Top 64%)8087(Top 141%)
30K18.64 mi3.11 mi21222+1538284+778284+7720591(Top 71%)8049(Top 64%)8049(Top 141%)
20M20.00 mi1.36 mi21119+1038255+298255+2920426(Top 70%)8043(Top 64%)8043(Top 141%)
21M21.00 mi1.00 mi21048+718230+258230+2519589(Top 67%)7635(Top 61%)7635(Top 134%)
35K21.75 mi0.75 mi21003+458205+258205+2519876(Top 68%)7889(Top 63%)7889(Top 138%)
23M23.00 mi1.25 mi20854+1498140+658140+6518409(Top 63%)7179(Top 57%)7179(Top 126%)
24M24.00 mi1.00 mi20712+1428083+578083+5717428(Top 60%)6712(Top 53%)6712(Top 117%)
40K24.85 mi0.85 mi20628+848058+258058+2518375(Top 63%)7246(Top 58%)7246(Top 127%)
25.2M25.20 mi0.35 mi20609+198050+88050+819484(Top 67%)7817(Top 62%)7817(Top 137%)
FINISH26.22 mi1.02 mi20595+148054-48054-419939(Top 69%)8051(Top 64%)8051(Top 141%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21150

Females

8213

F18-39

8213

5K→10K

3.1 - 6.2 mi

Top 75%
×5
+79ft-138ft

Overall

21802

Females

8545

F18-39

8545

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21150

Females

8213

F18-39

8213

15K→20K

9.3 - 12.4 mi

Top 72%
×5
+106ft-86ft

Overall

20883

Females

8084

F18-39

8084

20K→HALF

12.4 - 13.1 mi

Top 73%
×2
+19ft-37ft

Overall

21140

Females

8191

F18-39

8191

HALF→25K

13.1 - 15.5 mi

Top 72%
×4
+66ft-88ft

Overall

20845

Females

8087

F18-39

8087

25K→30K

15.5 - 18.6 mi

Top 71%
×9
+181ft-148ft

Overall

20591

Females

8049

F18-39

8049

30K→20M

18.6 - 20.0 mi

Top 70%
×5
+64ft-50ft

Overall

20426

Females

8043

F18-39

8043

20M→21M

20.0 - 21.0 mi

Top 67%
×8
+106ft-24ft

Overall

19589

Females

7635

F18-39

7635

21M→35K

21.0 - 21.8 mi

Top 68%
×7
+17ft-86ft

Overall

19876

Females

7889

F18-39

7889

35K→23M

21.8 - 23.0 mi

Top 63%
×5
+23ft-63ft

Overall

18409

Females

7179

F18-39

7179

23M→24M

23.0 - 24.0 mi

Top 60%
×6
+12ft-82ft

Overall

17428

Females

6712

F18-39

6712

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18375

Females

7246

F18-39

7246

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1
+13ft-16ft

Overall

19484

Females

7817

F18-39

7817

25.2M→FINISH

25.2 - 26.2 mi

Top 69%
×2
+22ft-21ft

Overall

19939

Females

8051

F18-39

8051

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2397*
Passed By
614
Net Change
+1783
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22378
5K → 10K425*148+277#22378#22101
10K → 15K360*60+300#22101#21801
15K → 20K312*47+265#21801#21536
20K → HALF4516+29#21536#21507
HALF → 25K17846+132#21507#21375
25K → 30K241*88+153#21375#21222
30K → 20M13835+103#21222#21119
20M → 21M10736+71#21119#21048
21M → 35K7126+45#21048#21003
35K → 23M17526+149#21003#20854
23M → 24M1475+142#20854#20712
24M → 40K10218+84#20712#20628
40K → 25.2M3920+19#20628#20609
25.2M → FINISH5743+14#20609#20595
TOTALS2397*614+1783

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing