Boston Marathon logo
BOSTON MARATHON 2025

Alejandro Canelon

Bib: 9296•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 20%
Gender (Male)
#0 / 16105
Top 32%
Masters (Masters Men)
#0 / 10463
Top 17%
Division (M40-44)
#0 / 2247
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:59
Rank: #5948
Start → 5K
20:59 | 6:45/mi
10K· 6.21 mi
41:19
Rank: #4924 (+1024)
5K → 10K
20:20 | 6:33/mi
15K· 9.32 mi
1:01:59
Rank: #4806 (+118)
10K → 15K
20:40 | 6:39/mi
20K· 12.43 mi
1:23:20
Rank: #5054 (-248)
15K → 20K
21:21 | 6:52/mi
Half· 13.11 mi
1:27:47
Rank: #4967 (+87)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:44:15
Rank: #4901 (+66)
Half → 25K
16:28 | 6:47/mi
30K· 18.64 mi
2:06:15
Rank: #4937 (-36)
25K → 30K
22:00 | 7:05/mi
20M
2:16:06
Rank: #4968 (-31)
30K → 20M
9:51 | 7:15/mi
21M
2:23:55
Rank: #5043 (-75)
20M → 21M
7:49 | 7:49/mi
35K· 21.75 mi
2:29:28
Rank: #5170 (-127)
21M → 35K
5:33 | 7:25/mi
23M
2:39:21
Rank: #5380 (-210)
35K → 23M
9:53 | 7:54/mi
24M
2:47:03
Rank: #5461 (-81)
23M → 24M
7:42 | 7:42/mi
40K· 24.85 mi
2:53:50
Rank: #5539 (-78)
24M → 40K
6:47 | 7:56/mi
25.2M
2:56:52
Rank: #5567 (-28)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:04:42
Rank: #5670 (-103)
25.2M → Finish
7:50 | 7:41/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:47
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:36:55
Pace7:24 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:1420:596:4520:59
6:45
-
10K
6.21 mi11:06:3441:196:3920:20
6:33
-0:12
15K
9.32 mi11:27:141:01:596:3920:40
6:39
+0:06
20K
12.43 mi11:48:351:23:206:4221:21
6:52
+0:13
Half
13.11 mi11:53:021:27:476:424:27
6:31
-0:21
25K
15.53 mi12:09:301:44:156:4316:28
6:47
+0:16
30K
18.64 mi12:31:302:06:156:4622:00
7:05
+0:18
20M
20.00 mi12:41:212:16:066:489:51
7:15
+0:10
21M
21.00 mi12:49:102:23:556:517:49
7:49
+0:34
35K
21.75 mi12:54:432:29:286:525:33
7:25
-0:24
23M
23.00 mi13:04:362:39:216:569:53
7:54
+0:29
24M
24.00 mi13:12:182:47:036:587:42
7:42
-0:12
40K
24.85 mi13:19:052:53:507:006:47
7:56
+0:14
25.2M
25.20 mi13:22:072:56:527:013:02
8:48
+0:52
Finish
26.22 mi13:29:573:04:427:037:50
7:41
-1:07

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

6:31 /mi

Average Pace

7:03 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:15

56% of race

Time at Steady Pace

37:24

20% of race

Time at Slower Pace

43:03

23% of race

Average Pace: 7:03 /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 mi10:46:1420:596:4520:59
6:45
#5948
10K
6.21 mi11:06:3441:196:3920:20
6:33
#4924
15K
9.32 mi11:27:141:01:596:3920:40
6:39
#4806
20K
12.43 mi11:48:351:23:206:4221:21
6:52
#5054
Half
13.11 mi11:53:021:27:476:424:27
6:31
#4967
25K
15.53 mi12:09:301:44:156:4316:28
6:47
#4901
30K
18.64 mi12:31:302:06:156:4622:00
7:05
#4937
20M
20.00 mi12:41:212:16:066:489:51
7:15
#4968
21M
21.00 mi12:49:102:23:556:517:49
7:49
#5043
35K
21.75 mi12:54:432:29:286:525:33
7:25
#5170
23M
23.00 mi13:04:362:39:216:569:53
7:54
#5380
24M
24.00 mi13:12:182:47:036:587:42
7:42
#5461
40K
24.85 mi13:19:052:53:507:006:47
7:56
#5539
25.2M
25.20 mi13:22:072:56:527:013:02
8:48
#5567
Finish
26.22 mi13:29:573:04:427:037:50
7:41
#5670
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5948547454744677(Top 16%)4378(Top 27%)4378(Top 195%)
10K6.21 mi3.10 mi4924+10244595+8794595+8794050(Top 14%)3811(Top 24%)3811(Top 170%)
15K9.32 mi3.11 mi4806+1184495+1004495+1004677(Top 16%)4378(Top 27%)4378(Top 195%)
20K12.43 mi3.11 mi5054-2484701-2064701-2065975(Top 21%)5418(Top 34%)5418(Top 241%)
Half13.11 mi0.68 mi4967+874623+784623+783892(Top 14%)3672(Top 23%)3672(Top 163%)
25K15.53 mi2.42 mi4901+664554+694554+694822(Top 17%)4437(Top 28%)4437(Top 197%)
30K18.64 mi3.11 mi4937-364564-104564-105213(Top 18%)4714(Top 29%)4714(Top 210%)
20M20.00 mi1.36 mi4968-314581-174581-175497(Top 19%)4847(Top 30%)4847(Top 216%)
21M21.00 mi1.00 mi5043-754639-584639-586284(Top 22%)5252(Top 33%)5252(Top 234%)
35K21.75 mi0.75 mi5170-1274737-984737-988018(Top 28%)6303(Top 39%)6303(Top 281%)
23M23.00 mi1.25 mi5380-2104902-1654902-1659217(Top 32%)6826(Top 42%)6826(Top 304%)
24M24.00 mi1.00 mi5461-814952-504952-509092(Top 32%)6694(Top 42%)6694(Top 298%)
40K24.85 mi0.85 mi5539-784997-454997-459660(Top 34%)6870(Top 43%)6870(Top 306%)
25.2M25.20 mi0.35 mi5567-285009-125009-1210488(Top 37%)7180(Top 45%)7180(Top 320%)
Finish26.22 mi1.02 mi5670-1035074-655074-6510567(Top 37%)7275(Top 45%)7275(Top 324%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4677

Males

4378

M40-44

4378

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

4050

Males

3811

M40-44

3811

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4677

Males

4378

M40-44

4378

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5975

Males

5418

M40-44

5418

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3892

Males

3672

M40-44

3672

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4822

Males

4437

M40-44

4437

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

5213

Males

4714

M40-44

4714

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5497

Males

4847

M40-44

4847

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6284

Males

5252

M40-44

5252

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

8018

Males

6303

M40-44

6303

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9217

Males

6826

M40-44

6826

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

9092

Males

6694

M40-44

6694

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9660

Males

6870

M40-44

6870

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10488

Males

7180

M40-44

7180

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

10567

Males

7275

M40-44

7275

Passing Analysis

Category:
Athletes Passed
1917
Passed By
1639
Net Change
+278
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5948
5K → 10K103511+1024#5948#4924
10K → 15K17355+118#4924#4806
15K → 20K75323-248#4806#5054
20K → Half881+87#5054#4967
Half → 25K13771+66#4967#4901
25K → 30K147183-36#4901#4937
30K → 20M6091-31#4937#4968
20M → 21M47122-75#4968#5043
21M → 35K21148-127#5043#5170
35K → 23M43253-210#5170#5380
23M → 24M23104-81#5380#5461
24M → 40K30108-78#5461#5539
40K → 25.2M1947-28#5539#5567
25.2M → Finish19122-103#5567#5670
TOTALS19171639+278
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing