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BOSTON MARATHON 2025

Davide La Zara

Bib: 2326•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Division (M18-39)
#0 / 5642
Top 18%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:32
Rank: #2346
Start → 5K
19:32 | 6:17/mi
10K· 6.21 mi
38:41
Rank: #2008 (+338)
5K → 10K
19:09 | 6:10/mi
15K· 9.32 mi
57:53
Rank: #1891 (+117)
10K → 15K
19:12 | 6:11/mi
20K· 12.43 mi
1:17:20
Rank: #1861 (+30)
15K → 20K
19:27 | 6:16/mi
Half· 13.11 mi
1:21:31
Rank: #1852 (+9)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:36:33
Rank: #1767 (+85)
Half → 25K
15:02 | 6:12/mi
30K· 18.64 mi
1:56:17
Rank: #1651 (+116)
25K → 30K
19:44 | 6:21/mi
20M
2:04:53
Rank: #1572 (+79)
30K → 20M
8:36 | 6:20/mi
21M
2:11:31
Rank: #1495 (+77)
20M → 21M
6:38 | 6:38/mi
35K· 21.75 mi
2:16:04
Rank: #1461 (+34)
21M → 35K
4:33 | 6:05/mi
23M
2:24:01
Rank: #1387 (+74)
35K → 23M
7:57 | 6:21/mi
24M
2:30:10
Rank: #1338 (+49)
23M → 24M
6:09 | 6:09/mi
40K· 24.85 mi
2:35:22
Rank: #1291 (+47)
24M → 40K
5:12 | 6:05/mi
25.2M
2:37:44
Rank: #1277 (+14)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:44:11
Rank: #1275 (+2)
25.2M → Finish
6:27 | 6:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:31
Pace6:13 /mi
2nd Half
Distance13.11 mi
Time1:22:40
Pace6:18 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5019:326:1719:32
6:17
-
10K
6.21 mi10:39:5938:416:1419:09
6:10
-0:07
15K
9.32 mi10:59:1157:536:1319:12
6:11
+0:01
20K
12.43 mi11:18:381:17:206:1319:27
6:16
+0:05
Half
13.11 mi11:22:491:21:316:134:11
6:08
-0:08
25K
15.53 mi11:37:511:36:336:1315:02
6:12
+0:04
30K
18.64 mi11:57:351:56:176:1419:44
6:21
+0:09
20M
20.00 mi12:06:112:04:536:158:36
6:20
-0:01
21M
21.00 mi12:12:492:11:316:166:38
6:38
+0:18
35K
21.75 mi12:17:222:16:046:154:33
6:05
-0:33
23M
23.00 mi12:25:192:24:016:167:57
6:21
+0:16
24M
24.00 mi12:31:282:30:106:156:09
6:09
-0:12
40K
24.85 mi12:36:402:35:226:155:12
6:05
-0:04
25.2M
25.20 mi12:39:022:37:446:162:22
6:52
+0:47
Finish
26.22 mi12:45:292:44:116:166:27
6:20
-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

6:05 /mi

Average Pace

6:16 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:49

99% of race

Time at Steady Pace

2:22

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:16 /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 mi10:20:5019:326:1719:32
6:17
#2346
10K
6.21 mi10:39:5938:416:1419:09
6:10
#2008
15K
9.32 mi10:59:1157:536:1319:12
6:11
#1891
20K
12.43 mi11:18:381:17:206:1319:27
6:16
#1861
Half
13.11 mi11:22:491:21:316:134:11
6:08
#1852
25K
15.53 mi11:37:511:36:336:1315:02
6:12
#1767
30K
18.64 mi11:57:351:56:176:1419:44
6:21
#1651
20M
20.00 mi12:06:112:04:536:158:36
6:20
#1572
21M
21.00 mi12:12:492:11:316:166:38
6:38
#1495
35K
21.75 mi12:17:222:16:046:154:33
6:05
#1461
23M
23.00 mi12:25:192:24:016:167:57
6:21
#1387
24M
24.00 mi12:31:282:30:106:156:09
6:09
#1338
40K
24.85 mi12:36:402:35:226:155:12
6:05
#1291
25.2M
25.20 mi12:39:022:37:446:162:22
6:52
#1277
Finish
26.22 mi12:45:292:44:116:166:27
6:20
#1275
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2346223522351741(Top 6%)1654(Top 10%)1654(Top 29%)
10K6.21 mi3.10 mi2008+3381913+3221913+3221734(Top 6%)1650(Top 10%)1650(Top 29%)
15K9.32 mi3.11 mi1891+1171797+1161797+1161741(Top 6%)1654(Top 10%)1654(Top 29%)
20K12.43 mi3.11 mi1861+301772+251772+251826(Top 6%)1737(Top 11%)1737(Top 31%)
Half13.11 mi0.68 mi1852+91763+91763+91635(Top 6%)1554(Top 10%)1554(Top 28%)
25K15.53 mi2.42 mi1767+851679+841679+841448(Top 5%)1376(Top 9%)1376(Top 24%)
30K18.64 mi3.11 mi1651+1161567+1121567+1121368(Top 5%)1292(Top 8%)1292(Top 23%)
20M20.00 mi1.36 mi1572+791491+761491+761034(Top 4%)976(Top 6%)976(Top 17%)
21M21.00 mi1.00 mi1495+771415+761415+761010(Top 4%)955(Top 6%)955(Top 17%)
35K21.75 mi0.75 mi1461+341381+341381+34918(Top 3%)863(Top 5%)863(Top 15%)
23M23.00 mi1.25 mi1387+741309+721309+721001(Top 4%)944(Top 6%)944(Top 17%)
24M24.00 mi1.00 mi1338+491260+491260+49895(Top 3%)841(Top 5%)841(Top 15%)
40K24.85 mi0.85 mi1291+471215+451215+45522(Top 2%)488(Top 3%)488(Top 9%)
25.2M25.20 mi0.35 mi1277+141201+141201+141122(Top 4%)1032(Top 6%)1032(Top 18%)
Finish26.22 mi1.02 mi1275+21200+11200+12001(Top 7%)1838(Top 11%)1838(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1741

Males

1654

M18-39

1654

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1734

Males

1650

M18-39

1650

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1741

Males

1654

M18-39

1654

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1826

Males

1737

M18-39

1737

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1635

Males

1554

M18-39

1554

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1448

Males

1376

M18-39

1376

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1368

Males

1292

M18-39

1292

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1034

Males

976

M18-39

976

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1010

Males

955

M18-39

955

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

918

Males

863

M18-39

863

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1001

Males

944

M18-39

944

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

895

Males

841

M18-39

841

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

522

Males

488

M18-39

488

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1122

Males

1032

M18-39

1032

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

2001

Males

1838

M18-39

1838

Passing Analysis

Category:
Athletes Passed
1239
Passed By
168
Net Change
+1071
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2346
5K → 10K35517+338#2346#2008
10K → 15K12811+117#2008#1891
15K → 20K8353+30#1891#1861
20K → Half145+9#1861#1852
Half → 25K949+85#1852#1767
25K → 30K13418+116#1767#1651
30K → 20M834+79#1651#1572
20M → 21M825+77#1572#1495
21M → 35K428+34#1495#1461
35K → 23M839+74#1461#1387
23M → 24M534+49#1387#1338
24M → 40K470+47#1338#1291
40K → 25.2M217+14#1291#1277
25.2M → Finish2018+2#1277#1275
TOTALS1239168+1071
📊

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