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BOSTON MARATHON 2025

Alejandro Guerrero Canal

Bib: 5650•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 27%
Masters (Masters Men)
#0 / 10463
Top 13%
Division (M40-44)
#0 / 2247
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:28
Rank: #4479
Start → 5K
20:28 | 6:35/mi
10K· 6.21 mi
40:44
Rank: #4173 (+306)
5K → 10K
20:16 | 6:31/mi
15K· 9.32 mi
1:01:15
Rank: #4184 (-11)
10K → 15K
20:31 | 6:36/mi
20K· 12.43 mi
1:22:10
Rank: #4274 (-90)
15K → 20K
20:55 | 6:44/mi
Half· 13.11 mi
1:26:42
Rank: #4276 (-2)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:43:42
Rank: #4581 (-305)
Half → 25K
17:00 | 7:01/mi
30K· 18.64 mi
2:05:36
Rank: #4631 (-50)
25K → 30K
21:54 | 7:03/mi
20M
2:15:34
Rank: #4765 (-134)
30K → 20M
9:58 | 7:20/mi
21M
2:23:41
Rank: #4957 (-192)
20M → 21M
8:07 | 8:07/mi
35K· 21.75 mi
2:28:47
Rank: #4892 (+65)
21M → 35K
5:06 | 6:49/mi
23M
2:37:39
Rank: #4827 (+65)
35K → 23M
8:52 | 7:05/mi
24M
2:44:35
Rank: #4778 (+49)
23M → 24M
6:56 | 6:56/mi
40K· 24.85 mi
2:50:34
Rank: #4721 (+57)
24M → 40K
5:59 | 7:00/mi
25.2M
2:53:15
Rank: #4723 (-2)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
2:59:58
Rank: #4676 (+47)
25.2M → Finish
6:43 | 6:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:42
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:33:16
Pace7:07 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4020:286:3520:28
6:35
-
10K
6.21 mi10:45:5640:446:3320:16
6:31
-0:04
15K
9.32 mi11:06:271:01:156:3420:31
6:36
+0:05
20K
12.43 mi11:27:221:22:106:3720:55
6:44
+0:08
Half
13.11 mi11:31:541:26:426:374:32
6:39
-0:05
25K
15.53 mi11:48:541:43:426:4117:00
7:01
+0:22
30K
18.64 mi12:10:482:05:366:4421:54
7:03
+0:02
20M
20.00 mi12:20:462:15:346:479:58
7:20
+0:17
21M
21.00 mi12:28:532:23:416:518:07
8:07
+0:47
35K
21.75 mi12:33:592:28:476:505:06
6:49
-1:18
23M
23.00 mi12:42:512:37:396:518:52
7:05
+0:16
24M
24.00 mi12:49:472:44:356:516:56
6:56
-0:09
40K
24.85 mi12:55:462:50:346:525:59
7:00
+0:04
25.2M
25.20 mi12:58:272:53:156:532:41
7:47
+0:47
Finish
26.22 mi13:05:102:59:586:526:43
6:35
-1:12

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

6:52 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:30

40% of race

Time at Steady Pace

1:26:42

48% of race

Time at Slower Pace

20:46

12% of race

Average Pace: 6:52 /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 mi10:25:4020:286:3520:28
6:35
#4479
10K
6.21 mi10:45:5640:446:3320:16
6:31
#4173
15K
9.32 mi11:06:271:01:156:3420:31
6:36
#4184
20K
12.43 mi11:27:221:22:106:3720:55
6:44
#4274
Half
13.11 mi11:31:541:26:426:374:32
6:39
#4276
25K
15.53 mi11:48:541:43:426:4117:00
7:01
#4581
30K
18.64 mi12:10:482:05:366:4421:54
7:03
#4631
20M
20.00 mi12:20:462:15:346:479:58
7:20
#4765
21M
21.00 mi12:28:532:23:416:518:07
8:07
#4957
35K
21.75 mi12:33:592:28:476:505:06
6:49
#4892
23M
23.00 mi12:42:512:37:396:518:52
7:05
#4827
24M
24.00 mi12:49:472:44:356:516:56
6:56
#4778
40K
24.85 mi12:55:462:50:346:525:59
7:00
#4721
25.2M
25.20 mi12:58:272:53:156:532:41
7:47
#4723
Finish
26.22 mi13:05:102:59:586:526:43
6:35
#4676
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4479421142114246(Top 15%)3990(Top 25%)3990(Top 178%)
10K6.21 mi3.10 mi4173+3063926+2853926+2853900(Top 14%)3674(Top 23%)3674(Top 164%)
15K9.32 mi3.11 mi4184-113940-143940-144246(Top 15%)3990(Top 25%)3990(Top 178%)
20K12.43 mi3.11 mi4274-904019-794019-794711(Top 17%)4365(Top 27%)4365(Top 194%)
Half13.11 mi0.68 mi4276-24017+24017+24751(Top 17%)4411(Top 27%)4411(Top 196%)
25K15.53 mi2.42 mi4581-3054279-2624279-2626379(Top 22%)5672(Top 35%)5672(Top 252%)
30K18.64 mi3.11 mi4631-504304-254304-254985(Top 18%)4524(Top 28%)4524(Top 201%)
20M20.00 mi1.36 mi4765-1344412-1084412-1085966(Top 21%)5168(Top 32%)5168(Top 230%)
21M21.00 mi1.00 mi4957-1924566-1544566-1548009(Top 28%)6244(Top 39%)6244(Top 278%)
35K21.75 mi0.75 mi4892+654502+644502+644185(Top 15%)3738(Top 23%)3738(Top 166%)
23M23.00 mi1.25 mi4827+654438+644438+644219(Top 15%)3748(Top 23%)3748(Top 167%)
24M24.00 mi1.00 mi4778+494388+504388+504244(Top 15%)3725(Top 23%)3725(Top 166%)
40K24.85 mi0.85 mi4721+574333+554333+553864(Top 14%)3383(Top 21%)3383(Top 151%)
25.2M25.20 mi0.35 mi4723-24329+44329+44701(Top 17%)3899(Top 24%)3899(Top 174%)
Finish26.22 mi1.02 mi4676+474284+454284+453279(Top 12%)2887(Top 18%)2887(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4246

Males

3990

M40-44

3990

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3900

Males

3674

M40-44

3674

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4246

Males

3990

M40-44

3990

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4711

Males

4365

M40-44

4365

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4751

Males

4411

M40-44

4411

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

6379

Males

5672

M40-44

5672

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4985

Males

4524

M40-44

4524

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5966

Males

5168

M40-44

5168

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

8009

Males

6244

M40-44

6244

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4185

Males

3738

M40-44

3738

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4219

Males

3748

M40-44

3748

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4244

Males

3725

M40-44

3725

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3864

Males

3383

M40-44

3383

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4701

Males

3899

M40-44

3899

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3279

Males

2887

M40-44

2887

Passing Analysis

Category:
Athletes Passed
1216
Passed By
1413
Net Change
-197
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4479
5K → 10K35145+306#4479#4173
10K → 15K8596-11#4173#4184
15K → 20K69159-90#4184#4274
20K → Half2527-2#4274#4276
Half → 25K43348-305#4276#4581
25K → 30K129179-50#4581#4631
30K → 20M38172-134#4631#4765
20M → 21M22214-192#4765#4957
21M → 35K8419+65#4957#4892
35K → 23M10944+65#4892#4827
23M → 24M8435+49#4827#4778
24M → 40K8629+57#4778#4721
40K → 25.2M2931-2#4721#4723
25.2M → Finish6215+47#4723#4676
TOTALS12161413-197
📊

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