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BOSTON MARATHON 2025

David Cruz

Bib: 2681•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Masters (Masters Men)
#0 / 10463
Top 8%
Division (M40-44)
#0 / 2247
Top 22%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:40/mi
20:44
↑ 97↓ 3451.5%
10K· 6.21 mi
6:45/mi
41:43
↑ 79↓ 1380.4%
15K· 9.32 mi
6:39/mi
1:02:22
↑ 67↓ 78
20K· 12.43 mi
6:42/mi
1:23:11
↑ 106↓ 860.1%
Half· 13.11 mi
6:31/mi
1:27:38
↑ 19↓ 370.5%
25K· 15.53 mi
6:43/mi
1:43:54
↑ 66↓ 880.2%
30K· 18.64 mi
6:50/mi
2:05:07
↑ 181↓ 1480.2%
20M
6:51/mi
2:14:25
↑ 64↓ 500.2%
21M
7:07/mi
2:21:32
↑ 106↓ 241.6%
35K· 21.75 mi
6:41/mi
2:26:32
↑ 17↓ 861.7%
23M
6:47/mi
2:35:01
↑ 23↓ 630.6%
24M
6:29/mi
2:41:30
↓ 821.3%
40K· 24.85 mi
6:35/mi
2:47:08
↓ 200.3%
25.2M
7:32/mi
2:49:44
↑ 13↓ 160.2%
Finish· 26.22 mi
6:33/mi
2:56:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:38
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:28:46
Pace6:46 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3520:446:4020:44
6:40
-
10K
6.21 mi10:43:3441:436:4320:59
6:45
+0:05
15K
9.32 mi11:04:131:02:226:4120:39
6:39
-0:06
20K
12.43 mi11:25:021:23:116:4220:49
6:42
+0:03
Half
13.11 mi11:29:291:27:386:414:27
6:31
-0:11
25K
15.53 mi11:45:451:43:546:4116:16
6:43
+0:12
30K
18.64 mi12:06:582:05:076:4321:13
6:50
+0:07
20M
20.00 mi12:16:162:14:256:439:18
6:51
+0:01
21M
21.00 mi12:23:232:21:326:447:07
7:07
+0:16
35K
21.75 mi12:28:232:26:326:445:00
6:41
-0:26
23M
23.00 mi12:36:522:35:016:448:29
6:47
+0:06
24M
24.00 mi12:43:212:41:306:446:29
6:29
-0:18
40K
24.85 mi12:48:592:47:086:435:38
6:35
+0:06
25.2M
25.20 mi12:51:352:49:446:442:36
7:32
+0:57
Finish
26.22 mi12:58:152:56:246:446:40
6:33
-0:59

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

6:29 /mi

Average Pace

6:44 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:48

99% of race

Time at Steady Pace

2:36

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:22:3520:446:4020:44
6:40
#5208
10K
6.21 mi10:43:3441:436:4320:59
6:45
#5508
15K
9.32 mi11:04:131:02:226:4120:39
6:39
#5171
20K
12.43 mi11:25:021:23:116:4220:49
6:42
#4934
Half
13.11 mi11:29:291:27:386:414:27
6:31
#4874
25K
15.53 mi11:45:451:43:546:4116:16
6:43
#4696
30K
18.64 mi12:06:582:05:076:4321:13
6:50
#4412
20M
20.00 mi12:16:162:14:256:439:18
6:51
#4272
21M
21.00 mi12:23:232:21:326:447:07
7:07
#4140
35K
21.75 mi12:28:232:26:326:445:00
6:41
#4092
23M
23.00 mi12:36:522:35:016:448:29
6:47
#3951
24M
24.00 mi12:43:212:41:306:446:29
6:29
#3811
40K
24.85 mi12:48:592:47:086:435:38
6:35
#3693
25.2M
25.20 mi12:51:352:49:446:442:36
7:32
#3664
Finish
26.22 mi12:58:152:56:246:446:40
6:33
#3592
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5208485048504629(Top 16%)4333(Top 27%)4333(Top 193%)
10K6.21 mi3.10 mi5508-3005092-2425092-2425879(Top 21%)5380(Top 33%)5380(Top 239%)
15K9.32 mi3.11 mi5171+3374809+2834809+2834629(Top 16%)4333(Top 27%)4333(Top 193%)
20K12.43 mi3.11 mi4934+2374599+2104599+2104443(Top 16%)4147(Top 26%)4147(Top 185%)
Half13.11 mi0.68 mi4874+604542+574542+573871(Top 14%)3651(Top 23%)3651(Top 162%)
25K15.53 mi2.42 mi4696+1784376+1664376+1664219(Top 15%)3921(Top 24%)3921(Top 174%)
30K18.64 mi3.11 mi4412+2844123+2534123+2533631(Top 13%)3365(Top 21%)3365(Top 150%)
20M20.00 mi1.36 mi4272+1403995+1283995+1283187(Top 11%)2952(Top 18%)2952(Top 131%)
21M21.00 mi1.00 mi4140+1323868+1273868+1272786(Top 10%)2589(Top 16%)2589(Top 115%)
35K21.75 mi0.75 mi4092+483818+503818+503440(Top 12%)3139(Top 19%)3139(Top 140%)
23M23.00 mi1.25 mi3951+1413684+1343684+1342602(Top 9%)2405(Top 15%)2405(Top 107%)
24M24.00 mi1.00 mi3811+1403558+1263558+1262007(Top 7%)1864(Top 12%)1864(Top 83%)
40K24.85 mi0.85 mi3693+1183447+1113447+1111955(Top 7%)1805(Top 11%)1805(Top 80%)
25.2M25.20 mi0.35 mi3664+293418+293418+293603(Top 13%)3147(Top 20%)3147(Top 140%)
Finish26.22 mi1.02 mi3592+723348+703348+703038(Top 11%)2706(Top 17%)2706(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4629

Males

4333

M40-44

4333

5K→10K

3.1 - 6.2 mi

Top 21%
×5story building
+79ft-138ft

Overall

5879

Males

5380

M40-44

5380

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4629

Males

4333

M40-44

4333

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4443

Males

4147

M40-44

4147

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

3871

Males

3651

M40-44

3651

Half→25K

13.1 - 15.5 mi

Top 15%
×4story building
+66ft-88ft

Overall

4219

Males

3921

M40-44

3921

25K→30K

15.5 - 18.6 mi

Top 13%
×9story building
+181ft-148ft

Overall

3631

Males

3365

M40-44

3365

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

3187

Males

2952

M40-44

2952

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2786

Males

2589

M40-44

2589

21M→35K

21.0 - 21.8 mi

Top 12%
×7story building
+17ft-86ft

Overall

3440

Males

3139

M40-44

3139

35K→23M

21.8 - 23.0 mi

Top 9%
×5story building
+23ft-63ft

Overall

2602

Males

2405

M40-44

2405

23M→24M

23.0 - 24.0 mi

Top 7%
×6story building
+12ft-82ft

Overall

2007

Males

1864

M40-44

1864

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1955

Males

1805

M40-44

1805

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3603

Males

3147

M40-44

3147

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

3038

Males

2706

M40-44

2706

Passing Analysis

Category:
Athletes Passed
2166
Passed By
550
Net Change
+1616
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5208
5K → 10K78378-300#5208#5508
10K → 15K35720+337#5508#5171
15K → 20K26528+237#5171#4934
20K → Half655+60#4934#4874
Half → 25K20325+178#4874#4696
25K → 30K30521+284#4696#4412
30K → 20M15313+140#4412#4272
20M → 21M1419+132#4272#4140
21M → 35K6012+48#4140#4092
35K → 23M1465+141#4092#3951
23M → 24M1466+140#3951#3811
24M → 40K1191+118#3811#3693
40K → 25.2M3910+29#3693#3664
25.2M → Finish8917+72#3664#3592
TOTALS2166550+1616
📊

Passing Visuals

Category:
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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