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BOSTON MARATHON 2025

Charles Bizzarro

Bib: 5161•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 10%
Division (M18-39)
#0 / 5642
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:15
Rank: #1854
Start → 5K
19:15 | 6:12/mi
10K· 6.21 mi
38:30
Rank: #1852 (+2)
5K → 10K
19:15 | 6:12/mi
15K· 9.32 mi
57:31
Rank: #1715 (+137)
10K → 15K
19:01 | 6:07/mi
20K· 12.43 mi
1:16:42
Rank: #1638 (+77)
15K → 20K
19:11 | 6:10/mi
Half· 13.11 mi
1:20:53
Rank: #1626 (+12)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:36:21
Rank: #1685 (-59)
Half → 25K
15:28 | 6:23/mi
30K· 18.64 mi
1:55:58
Rank: #1588 (+97)
25K → 30K
19:37 | 6:19/mi
20M
2:04:50
Rank: #1565 (+23)
30K → 20M
8:52 | 6:31/mi
21M
2:11:37
Rank: #1530 (+35)
20M → 21M
6:47 | 6:47/mi
35K· 21.75 mi
2:16:25
Rank: #1527 (+3)
21M → 35K
4:48 | 6:25/mi
23M
2:24:58
Rank: #1553 (-26)
35K → 23M
8:33 | 6:50/mi
24M
2:31:47
Rank: #1618 (-65)
23M → 24M
6:49 | 6:49/mi
40K· 24.85 mi
2:37:59
Rank: #1715 (-97)
24M → 40K
6:12 | 7:15/mi
25.2M
2:40:35
Rank: #1734 (-19)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:47:23
Rank: #1775 (-41)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:53
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:26:30
Pace6:36 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2019:156:1219:15
6:12
-
10K
6.21 mi10:41:3538:306:1219:15
6:12
0:00
15K
9.32 mi11:00:3657:316:1019:01
6:07
-0:05
20K
12.43 mi11:19:471:16:426:1019:11
6:10
+0:03
Half
13.11 mi11:23:581:20:536:104:11
6:08
-0:02
25K
15.53 mi11:39:261:36:216:1215:28
6:23
+0:15
30K
18.64 mi11:59:031:55:586:1319:37
6:19
-0:04
20M
20.00 mi12:07:552:04:506:148:52
6:31
+0:12
21M
21.00 mi12:14:422:11:376:166:47
6:47
+0:16
35K
21.75 mi12:19:302:16:256:164:48
6:25
-0:22
23M
23.00 mi12:28:032:24:586:188:33
6:50
+0:25
24M
24.00 mi12:34:522:31:476:196:49
6:49
-0:01
40K
24.85 mi12:41:042:37:596:216:12
7:15
+0:26
25.2M
25.20 mi12:43:402:40:356:222:36
7:32
+0:17
Finish
26.22 mi12:50:282:47:236:236:48
6:40
-0:52

Checkpoints & Pacing

📈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

6:07 /mi

Average Pace

6:23 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:53

48% of race

Time at Steady Pace

48:45

29% of race

Time at Slower Pace

37:45

23% of race

Average Pace: 6:23 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:22:2019:156:1219:15
6:12
#1854
10K
6.21 mi10:41:3538:306:1219:15
6:12
#1852
15K
9.32 mi11:00:3657:316:1019:01
6:07
#1715
20K
12.43 mi11:19:471:16:426:1019:11
6:10
#1638
Half
13.11 mi11:23:581:20:536:104:11
6:08
#1626
25K
15.53 mi11:39:261:36:216:1215:28
6:23
#1685
30K
18.64 mi11:59:031:55:586:1319:37
6:19
#1588
20M
20.00 mi12:07:552:04:506:148:52
6:31
#1565
21M
21.00 mi12:14:422:11:376:166:47
6:47
#1530
35K
21.75 mi12:19:302:16:256:164:48
6:25
#1527
23M
23.00 mi12:28:032:24:586:188:33
6:50
#1553
24M
24.00 mi12:34:522:31:476:196:49
6:49
#1618
40K
24.85 mi12:41:042:37:596:216:12
7:15
#1715
25.2M
25.20 mi12:43:402:40:356:222:36
7:32
#1734
Finish
26.22 mi12:50:282:47:236:236:48
6:40
#1775
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1854176217621488(Top 5%)1417(Top 9%)1417(Top 25%)
10K6.21 mi3.10 mi1852+2176217621902(Top 7%)1809(Top 11%)1809(Top 32%)
15K9.32 mi3.11 mi1715+1371631+1311631+1311488(Top 5%)1417(Top 9%)1417(Top 25%)
20K12.43 mi3.11 mi1638+771555+761555+761483(Top 5%)1405(Top 9%)1405(Top 25%)
Half13.11 mi0.68 mi1626+121542+131542+131694(Top 6%)1613(Top 10%)1613(Top 29%)
25K15.53 mi2.42 mi1685-591601-591601-592261(Top 8%)2151(Top 13%)2151(Top 38%)
30K18.64 mi3.11 mi1588+971505+961505+961250(Top 4%)1180(Top 7%)1180(Top 21%)
20M20.00 mi1.36 mi1565+231484+211484+211730(Top 6%)1636(Top 10%)1636(Top 29%)
21M21.00 mi1.00 mi1530+351448+361448+361492(Top 5%)1408(Top 9%)1408(Top 25%)
35K21.75 mi0.75 mi1527+31445+31445+32104(Top 7%)1971(Top 12%)1971(Top 35%)
23M23.00 mi1.25 mi1553-261471-261471-262850(Top 10%)2612(Top 16%)2612(Top 46%)
24M24.00 mi1.00 mi1618-651532-611532-613609(Top 13%)3228(Top 20%)3228(Top 57%)
40K24.85 mi0.85 mi1715-971624-921624-925355(Top 19%)4456(Top 28%)4456(Top 79%)
25.2M25.20 mi0.35 mi1734-191641-171641-173578(Top 13%)3122(Top 19%)3122(Top 55%)
Finish26.22 mi1.02 mi1775-411681-401681-403727(Top 13%)3232(Top 20%)3232(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1488

Males

1417

M18-39

1417

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1902

Males

1809

M18-39

1809

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1488

Males

1417

M18-39

1417

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1483

Males

1405

M18-39

1405

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1694

Males

1613

M18-39

1613

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2261

Males

2151

M18-39

2151

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1250

Males

1180

M18-39

1180

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1730

Males

1636

M18-39

1636

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1492

Males

1408

M18-39

1408

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

2104

Males

1971

M18-39

1971

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2850

Males

2612

M18-39

2612

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3609

Males

3228

M18-39

3228

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5355

Males

4456

M18-39

4456

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3578

Males

3122

M18-39

3122

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3727

Males

3232

M18-39

3232

Passing Analysis

Category:
Athletes Passed
717
Passed By
638
Net Change
+79
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1854
5K → 10K9997+2#1854#1852
10K → 15K15114+137#1852#1715
15K → 20K9316+77#1715#1638
20K → Half197+12#1638#1626
Half → 25K2988-59#1626#1685
25K → 30K12326+97#1685#1588
30K → 20M4219+23#1588#1565
20M → 21M5520+35#1565#1530
21M → 35K2825+3#1530#1527
35K → 23M3359-26#1527#1553
23M → 24M1580-65#1553#1618
24M → 40K7104-97#1618#1715
40K → 25.2M928-19#1715#1734
25.2M → Finish1455-41#1734#1775
TOTALS717638+79
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing