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BOSTON MARATHON 2026

Francesco Guzzi

Bib: 4045β€’M

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 31%
Gender (Male)
#0 / 16340
Top 44%
Age Group (M18-39)
#0 / 5723
Race Day Weather
51Β°/41Β°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
19:49
3.11 mi
Rank: #3292
Start β†’ 5K
19:49 | 6:23/mi
10K
39:39
6.21 mi
Rank: #3351 (-59)
5K β†’ 10K
19:50 | 6:24/mi
15K
59:35
9.32 mi
Rank: #3433 (-82)
10K β†’ 15K
19:56 | 6:25/mi
20K
1:19:28
12.43 mi
Rank: #3324 (+109)
15K β†’ 20K
19:53 | 6:24/mi
HALF
1:23:53
13.11 mi
Rank: #3370 (-46)
20K β†’ HALF
4:25 | 6:29/mi
25K
1:39:57
15.53 mi
Rank: #3489 (-119)
HALF β†’ 25K
16:04 | 6:38/mi
30K
2:02:17
18.64 mi
Rank: #4050 (-561)
25K β†’ 30K
22:20 | 7:12/mi
20M
2:12:55
20.00 mi
Rank: #4504 (-454)
30K β†’ 20M
10:38 | 7:50/mi
21M
2:21:44
21.00 mi
Rank: #5102 (-598)
20M β†’ 21M
8:49 | 8:49/mi
35K
2:28:10
21.75 mi
Rank: #5660 (-558)
21M β†’ 35K
6:26 | 8:36/mi
23M
2:42:20
23.00 mi
Rank: #7443 (-1783)
35K β†’ 23M
14:10 | 11:20/mi
24M
2:51:10
24.00 mi
Rank: #7928 (-485)
23M β†’ 24M
8:50 | 8:50/mi
40K
2:59:36
24.85 mi
Rank: #8554 (-626)
24M β†’ 40K
8:26 | 9:52/mi
25.2M
3:03:15
25.20 mi
Rank: #8813 (-259)
40K β†’ 25.2M
3:39 | 10:36/mi
FINISH
3:11:44
26.22 mi
Rank: #9107 (-294)
25.2M β†’ FINISH
8:29 | 8:20/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:23:53
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:47:51
Pace8:14 /mi
πŸ“ŠPositive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1019:496:2319:49
6:23
-
10K
6.21 mi10:41:0039:396:2319:50
6:24
+0:01
15K
9.32 mi11:00:5659:356:2419:56
6:25
+0:01
20K
12.43 mi11:20:491:19:286:2419:53
6:24
-0:01
HALF
13.11 mi11:25:141:23:536:244:25
6:29
+0:05
25K
15.53 mi11:41:181:39:576:2716:04
6:38
+0:09
30K
18.64 mi12:03:382:02:176:3422:20
7:12
+0:34
20M
20.00 mi12:14:162:12:556:3910:38
7:50
+0:38
21M
21.00 mi12:23:052:21:446:458:49
8:49
+0:59
35K
21.75 mi12:29:312:28:106:496:26
8:36
-0:13
23M
23.00 mi12:43:412:42:207:0414:10
11:20
+2:44
24M
24.00 mi12:52:312:51:107:088:50
8:50
-2:30
40K
24.85 mi13:00:572:59:367:148:26
9:52
+1:02
25.2M
25.20 mi13:04:363:03:157:173:39
10:36
+0:44
FINISH
26.22 mi13:13:053:11:447:208:29
8:20
-2:16

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:23 /mi

Average Pace

7:19 /mi

Slowest Pace

11:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:39:57

52% of race

Time at Steady Pace

47:53

25% of race

Time at Slower Pace

43:54

23% of race

Average Pace: 7:19 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:21:1019:496:2319:49
6:23
#3292
10K
6.21 mi10:41:0039:396:2319:50
6:24
#3351
15K
9.32 mi11:00:5659:356:2419:56
6:25
#3433
20K
12.43 mi11:20:491:19:286:2419:53
6:24
#3324
HALF
13.11 mi11:25:141:23:536:244:25
6:29
#3370
25K
15.53 mi11:41:181:39:576:2716:04
6:38
#3489
30K
18.64 mi12:03:382:02:176:3422:20
7:12
#4050
20M
20.00 mi12:14:162:12:556:3910:38
7:50
#4504
21M
21.00 mi12:23:052:21:446:458:49
8:49
#5102
35K
21.75 mi12:29:312:28:106:496:26
8:36
#5660
23M
23.00 mi12:43:412:42:207:0414:10
11:20
#7443
24M
24.00 mi12:52:312:51:107:088:50
8:50
#7928
40K
24.85 mi13:00:572:59:367:148:26
9:52
#8554
25.2M
25.20 mi13:04:363:03:157:173:39
10:36
#8813
FINISH
26.22 mi13:13:053:11:447:208:29
8:20
#9107
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3292314631463624(Top 12%)3463(Top 21%)3463(Top 61%)
10K6.21 mi3.10 mi3351-593209-633209-633443(Top 12%)3290(Top 20%)3290(Top 57%)
15K9.32 mi3.11 mi3433-823281-723281-723624(Top 12%)3463(Top 21%)3463(Top 61%)
20K12.43 mi3.11 mi3324+1093183+983183+983158(Top 11%)3031(Top 19%)3031(Top 53%)
HALF13.11 mi0.68 mi3370-463227-443227-444318(Top 15%)4085(Top 25%)4085(Top 71%)
25K15.53 mi2.42 mi3489-1193333-1063333-1064315(Top 15%)4032(Top 25%)4032(Top 70%)
30K18.64 mi3.11 mi4050-5613824-4913824-4917321(Top 25%)6209(Top 38%)6209(Top 108%)
20M20.00 mi1.36 mi4504-4544221-3974221-39711520(Top 40%)8316(Top 51%)8316(Top 145%)
21M21.00 mi1.00 mi5102-5984710-4894710-48915031(Top 52%)9813(Top 60%)9813(Top 171%)
35K21.75 mi0.75 mi5660-5585130-4205130-42018079(Top 62%)11068(Top 68%)11068(Top 193%)
23M23.00 mi1.25 mi7443-17836410-12806410-128025099(Top 86%)14387(Top 88%)14387(Top 251%)
24M24.00 mi1.00 mi7928-4856674-2646674-26418664(Top 64%)11258(Top 69%)11258(Top 197%)
40K24.85 mi0.85 mi8554-6266998-3246998-32421519(Top 74%)12582(Top 77%)12582(Top 220%)
25.2M25.20 mi0.35 mi8813-2597124-1267124-12621249(Top 73%)12458(Top 76%)12458(Top 218%)
FINISH26.22 mi1.02 mi9107-2947270-1467270-14617154(Top 59%)10480(Top 64%)10480(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
Γ—21
+97ft-345ft

Overall

3624

Males

3463

M18-39

3463

5K→10K

3.1 - 6.2 mi

Top 12%
Γ—5
+79ft-138ft

Overall

3443

Males

3290

M18-39

3290

10K→15K

6.2 - 9.3 mi

Top 12%
Γ—3
+67ft-78ft

Overall

3624

Males

3463

M18-39

3463

15K→20K

9.3 - 12.4 mi

Top 11%
Γ—5
+106ft-86ft

Overall

3158

Males

3031

M18-39

3031

20K→HALF

12.4 - 13.1 mi

Top 15%
Γ—2
+19ft-37ft

Overall

4318

Males

4085

M18-39

4085

HALF→25K

13.1 - 15.5 mi

Top 15%
Γ—4
+66ft-88ft

Overall

4315

Males

4032

M18-39

4032

25K→30K

15.5 - 18.6 mi

Top 25%
Γ—9
+181ft-148ft

Overall

7321

Males

6209

M18-39

6209

30K→20M

18.6 - 20.0 mi

Top 40%
Γ—5
+64ft-50ft

Overall

11520

Males

8316

M18-39

8316

20M→21M

20.0 - 21.0 mi

Top 52%
Γ—8
+106ft-24ft

Overall

15031

Males

9813

M18-39

9813

21M→35K

21.0 - 21.8 mi

Top 62%
Γ—7
+17ft-86ft

Overall

18079

Males

11068

M18-39

11068

35K→23M

21.8 - 23.0 mi

Top 86%
Γ—5
+23ft-63ft

Overall

25099

Males

14387

M18-39

14387

23M→24M

23.0 - 24.0 mi

Top 64%
Γ—6
+12ft-82ft

Overall

18664

Males

11258

M18-39

11258

24M→40K

24.0 - 24.9 mi

Top 74%
Γ—1
+6ft-20ft

Overall

21519

Males

12582

M18-39

12582

40K→25.2M

24.9 - 25.2 mi

Top 73%
Γ—1
+13ft-16ft

Overall

21249

Males

12458

M18-39

12458

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
Γ—2
+22ft-21ft

Overall

17154

Males

10480

M18-39

10480

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
444
Passed By
2353
Net Change
-5815
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#3292
5K β†’ 10K113172-59#3292#3351
10K β†’ 15K56138-82#3351#3433
15K β†’ 20K14031+109#3433#3324
20K β†’ HALF248-46#3324#3370
HALF β†’ 25K45164-119#3370#3489
25K β†’ 30K19200-561#3489#4050
30K β†’ 20M15200-454#4050#4504
20M β†’ 21M6200-598#4504#5102
21M β†’ 35K6200-558#5102#5660
35K β†’ 23M3200-1783#5660#7443
23M β†’ 24M6200-485#7443#7928
24M β†’ 40K10200-626#7928#8554
40K β†’ 25.2M2200-259#8554#8813
25.2M β†’ FINISH21200-294#8813#9107
TOTALS4442353-5815
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing