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BOSTON MARATHON 2025

Paul Gennaro

Bib: 369•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 6%
Division (M18-39)
#0 / 5642
Top 15%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:34
Rank: #1008
Start → 5K
18:34 | 5:59/mi
10K· 6.21 mi
37:39
Rank: #1255 (-247)
5K → 10K
19:05 | 6:09/mi
15K· 9.32 mi
56:55
Rank: #1423 (-168)
10K → 15K
19:16 | 6:12/mi
20K· 12.43 mi
1:16:13
Rank: #1458 (-35)
15K → 20K
19:18 | 6:13/mi
Half· 13.11 mi
1:20:22
Rank: #1460 (-2)
20K → Half
4:09 | 6:05/mi
25K· 15.53 mi
1:35:22
Rank: #1427 (+33)
Half → 25K
15:00 | 6:11/mi
30K· 18.64 mi
1:54:37
Rank: #1299 (+128)
25K → 30K
19:15 | 6:12/mi
20M
2:03:15
Rank: #1268 (+31)
30K → 20M
8:38 | 6:21/mi
21M
2:09:50
Rank: #1220 (+48)
20M → 21M
6:35 | 6:35/mi
35K· 21.75 mi
2:14:26
Rank: #1204 (+16)
21M → 35K
4:36 | 6:09/mi
23M
2:22:27
Rank: #1148 (+56)
35K → 23M
8:01 | 6:24/mi
24M
2:28:32
Rank: #1115 (+33)
23M → 24M
6:05 | 6:05/mi
40K· 24.85 mi
2:33:59
Rank: #1102 (+13)
24M → 40K
5:27 | 6:22/mi
25.2M
2:36:19
Rank: #1084 (+18)
40K → 25.2M
2:20 | 6:46/mi
Finish· 26.22 mi
2:42:40
Rank: #1077 (+7)
25.2M → Finish
6:21 | 6:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:22
Pace6:08 /mi
2nd Half
Distance13.11 mi
Time1:22:18
Pace6:17 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4518:345:5918:34
5:59
-
10K
6.21 mi10:37:5037:396:0419:05
6:09
+0:10
15K
9.32 mi10:57:0656:556:0619:16
6:12
+0:03
20K
12.43 mi11:16:241:16:136:0819:18
6:13
+0:01
Half
13.11 mi11:20:331:20:226:084:09
6:05
-0:08
25K
15.53 mi11:35:331:35:226:0815:00
6:11
+0:06
30K
18.64 mi11:54:481:54:376:0919:15
6:12
+0:01
20M
20.00 mi12:03:262:03:156:108:38
6:21
+0:09
21M
21.00 mi12:10:012:09:506:116:35
6:35
+0:14
35K
21.75 mi12:14:372:14:266:114:36
6:09
-0:26
23M
23.00 mi12:22:382:22:276:128:01
6:24
+0:15
24M
24.00 mi12:28:432:28:326:116:05
6:05
-0:19
40K
24.85 mi12:34:102:33:596:125:27
6:22
+0:17
25.2M
25.20 mi12:36:302:36:196:122:20
6:46
+0:24
Finish
26.22 mi12:42:512:42:406:136:21
6:14
-0:32

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

5:59 /mi

Average Pace

6:13 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:45

95% of race

Time at Steady Pace

8:55

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:12 /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 mi10:18:4518:345:5918:34
5:59
#1008
10K
6.21 mi10:37:5037:396:0419:05
6:09
#1255
15K
9.32 mi10:57:0656:556:0619:16
6:12
#1423
20K
12.43 mi11:16:241:16:136:0819:18
6:13
#1458
Half
13.11 mi11:20:331:20:226:084:09
6:05
#1460
25K
15.53 mi11:35:331:35:226:0815:00
6:11
#1427
30K
18.64 mi11:54:481:54:376:0919:15
6:12
#1299
20M
20.00 mi12:03:262:03:156:108:38
6:21
#1268
21M
21.00 mi12:10:012:09:506:116:35
6:35
#1220
35K
21.75 mi12:14:372:14:266:114:36
6:09
#1204
23M
23.00 mi12:22:382:22:276:128:01
6:24
#1148
24M
24.00 mi12:28:432:28:326:116:05
6:05
#1115
40K
24.85 mi12:34:102:33:596:125:27
6:22
#1102
25.2M
25.20 mi12:36:302:36:196:122:20
6:46
#1084
Finish
26.22 mi12:42:512:42:406:136:21
6:14
#1077
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10089499491864(Top 7%)1775(Top 11%)1775(Top 31%)
10K6.21 mi3.10 mi1255-2471192-2431192-2431631(Top 6%)1552(Top 10%)1552(Top 28%)
15K9.32 mi3.11 mi1423-1681350-1581350-1581864(Top 7%)1775(Top 11%)1775(Top 31%)
20K12.43 mi3.11 mi1458-351384-341384-341619(Top 6%)1537(Top 10%)1537(Top 27%)
Half13.11 mi0.68 mi1460-21385-11385-11448(Top 5%)1376(Top 9%)1376(Top 24%)
25K15.53 mi2.42 mi1427+331355+301355+301391(Top 5%)1319(Top 8%)1319(Top 23%)
30K18.64 mi3.11 mi1299+1281226+1291226+129903(Top 3%)847(Top 5%)847(Top 15%)
20M20.00 mi1.36 mi1268+311197+291197+291094(Top 4%)1031(Top 6%)1031(Top 18%)
21M21.00 mi1.00 mi1220+481149+481149+48869(Top 3%)821(Top 5%)821(Top 15%)
35K21.75 mi0.75 mi1204+161134+151134+151074(Top 4%)1012(Top 6%)1012(Top 18%)
23M23.00 mi1.25 mi1148+561082+521082+521131(Top 4%)1067(Top 7%)1067(Top 19%)
24M24.00 mi1.00 mi1115+331049+331049+33740(Top 3%)695(Top 4%)695(Top 12%)
40K24.85 mi0.85 mi1102+131039+101039+101163(Top 4%)1085(Top 7%)1085(Top 19%)
25.2M25.20 mi0.35 mi1084+181021+181021+18887(Top 3%)820(Top 5%)820(Top 15%)
Finish26.22 mi1.02 mi1077+71014+71014+71606(Top 6%)1490(Top 9%)1490(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1864

Males

1775

M18-39

1775

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1631

Males

1552

M18-39

1552

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1864

Males

1775

M18-39

1775

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1619

Males

1537

M18-39

1537

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1448

Males

1376

M18-39

1376

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1391

Males

1319

M18-39

1319

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

903

Males

847

M18-39

847

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1094

Males

1031

M18-39

1031

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

869

Males

821

M18-39

821

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1074

Males

1012

M18-39

1012

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1131

Males

1067

M18-39

1067

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

740

Males

695

M18-39

695

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1163

Males

1085

M18-39

1085

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

887

Males

820

M18-39

820

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1606

Males

1490

M18-39

1490

Passing Analysis

Category:
Athletes Passed
538
Passed By
607
Net Change
-69
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1008
5K → 10K11258-247#1008#1255
10K → 15K15183-168#1255#1423
15K → 20K3671-35#1423#1458
20K → Half911-2#1458#1460
Half → 25K5522+33#1460#1427
25K → 30K1313+128#1427#1299
30K → 20M409+31#1299#1268
20M → 21M535+48#1268#1220
21M → 35K248+16#1220#1204
35K → 23M637+56#1204#1148
23M → 24M374+33#1148#1115
24M → 40K218+13#1115#1102
40K → 25.2M213+18#1102#1084
25.2M → Finish2215+7#1084#1077
TOTALS538607-69
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing