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BOSTON MARATHON 2025

Alejandro Marquez

Bib: 2842•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:00
Rank: #3384
Start → 5K
20:00 | 6:26/mi
10K· 6.21 mi
40:38
Rank: #4059 (-675)
5K → 10K
20:38 | 6:38/mi
15K· 9.32 mi
1:01:21
Rank: #4271 (-212)
10K → 15K
20:43 | 6:40/mi
20K· 12.43 mi
1:22:24
Rank: #4412 (-141)
15K → 20K
21:03 | 6:47/mi
Half· 13.11 mi
1:26:52
Rank: #4381 (+31)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:43:17
Rank: #4362 (+19)
Half → 25K
16:25 | 6:46/mi
30K· 18.64 mi
2:05:15
Rank: #4477 (-115)
25K → 30K
21:58 | 7:04/mi
20M
2:15:13
Rank: #4610 (-133)
30K → 20M
9:58 | 7:20/mi
21M
2:23:36
Rank: #4929 (-319)
20M → 21M
8:23 | 8:23/mi
35K· 21.75 mi
2:28:50
Rank: #4919 (+10)
21M → 35K
5:14 | 7:00/mi
23M
2:37:43
Rank: #4854 (+65)
35K → 23M
8:53 | 7:06/mi
24M
2:44:38
Rank: #4800 (+54)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:50:24
Rank: #4667 (+133)
24M → 40K
5:46 | 6:45/mi
25.2M
2:52:59
Rank: #4641 (+26)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:59:38
Rank: #4575 (+66)
25.2M → Finish
6:39 | 6:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:52
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:32:46
Pace7:05 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3220:006:2620:00
6:26
-
10K
6.21 mi10:42:1040:386:3220:38
6:38
+0:12
15K
9.32 mi11:02:531:01:216:3520:43
6:40
+0:02
20K
12.43 mi11:23:561:22:246:3821:03
6:47
+0:07
Half
13.11 mi11:28:241:26:526:384:28
6:33
-0:14
25K
15.53 mi11:44:491:43:176:3916:25
6:46
+0:13
30K
18.64 mi12:06:472:05:156:4321:58
7:04
+0:18
20M
20.00 mi12:16:452:15:136:469:58
7:20
+0:16
21M
21.00 mi12:25:082:23:366:508:23
8:23
+1:03
35K
21.75 mi12:30:222:28:506:515:14
7:00
-1:23
23M
23.00 mi12:39:152:37:436:518:53
7:06
+0:06
24M
24.00 mi12:46:102:44:386:526:55
6:55
-0:11
40K
24.85 mi12:51:562:50:246:515:46
6:45
-0:10
25.2M
25.20 mi12:54:312:52:596:522:35
7:29
+0:44
Finish
26.22 mi13:01:102:59:386:516:39
6:32
-0:57

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

6:26 /mi

Average Pace

6:51 /mi

Slowest Pace

8:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

26:39

15% of race

Time at Steady Pace

1:41:12

56% of race

Time at Slower Pace

51:47

29% of race

Average Pace: 6:51 /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 mi10:21:3220:006:2620:00
6:26
#3384
10K
6.21 mi10:42:1040:386:3220:38
6:38
#4059
15K
9.32 mi11:02:531:01:216:3520:43
6:40
#4271
20K
12.43 mi11:23:561:22:246:3821:03
6:47
#4412
Half
13.11 mi11:28:241:26:526:384:28
6:33
#4381
25K
15.53 mi11:44:491:43:176:3916:25
6:46
#4362
30K
18.64 mi12:06:472:05:156:4321:58
7:04
#4477
20M
20.00 mi12:16:452:15:136:469:58
7:20
#4610
21M
21.00 mi12:25:082:23:366:508:23
8:23
#4929
35K
21.75 mi12:30:222:28:506:515:14
7:00
#4919
23M
23.00 mi12:39:152:37:436:518:53
7:06
#4854
24M
24.00 mi12:46:102:44:386:526:55
6:55
#4800
40K
24.85 mi12:51:562:50:246:515:46
6:45
#4667
25.2M
25.20 mi12:54:312:52:596:522:35
7:29
#4641
Finish
26.22 mi13:01:102:59:386:516:39
6:32
#4575
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3384321532154805(Top 17%)4486(Top 28%)4486(Top 80%)
10K6.21 mi3.10 mi4059-6753829-6143829-6144806(Top 17%)4496(Top 28%)4496(Top 80%)
15K9.32 mi3.11 mi4271-2124017-1884017-1884805(Top 17%)4486(Top 28%)4486(Top 80%)
20K12.43 mi3.11 mi4412-1414139-1224139-1225071(Top 18%)4679(Top 29%)4679(Top 83%)
Half13.11 mi0.68 mi4381+314113+264113+264052(Top 14%)3816(Top 24%)3816(Top 68%)
25K15.53 mi2.42 mi4362+194091+224091+224657(Top 16%)4294(Top 27%)4294(Top 76%)
30K18.64 mi3.11 mi4477-1154180-894180-895150(Top 18%)4662(Top 29%)4662(Top 83%)
20M20.00 mi1.36 mi4610-1334275-954275-955991(Top 21%)5193(Top 32%)5193(Top 92%)
21M21.00 mi1.00 mi4929-3194542-2674542-2679707(Top 34%)7199(Top 45%)7199(Top 128%)
35K21.75 mi0.75 mi4919+104525+174525+175329(Top 19%)4611(Top 29%)4611(Top 82%)
23M23.00 mi1.25 mi4854+654460+654460+654311(Top 15%)3823(Top 24%)3823(Top 68%)
24M24.00 mi1.00 mi4800+544405+554405+554186(Top 15%)3687(Top 23%)3687(Top 65%)
40K24.85 mi0.85 mi4667+1334285+1204285+1202619(Top 9%)2387(Top 15%)2387(Top 42%)
25.2M25.20 mi0.35 mi4641+264262+234262+233420(Top 12%)3010(Top 19%)3010(Top 53%)
Finish26.22 mi1.02 mi4575+664194+684194+682970(Top 10%)2651(Top 16%)2651(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4805

Males

4486

M18-39

4486

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4806

Males

4496

M18-39

4496

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4805

Males

4486

M18-39

4486

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5071

Males

4679

M18-39

4679

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

4052

Males

3816

M18-39

3816

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4657

Males

4294

M18-39

4294

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

5150

Males

4662

M18-39

4662

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5991

Males

5193

M18-39

5193

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

9707

Males

7199

M18-39

7199

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5329

Males

4611

M18-39

4611

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4311

Males

3823

M18-39

3823

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4186

Males

3687

M18-39

3687

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2619

Males

2387

M18-39

2387

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3420

Males

3010

M18-39

3010

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2970

Males

2651

M18-39

2651

Passing Analysis

Category:
Athletes Passed
943
Passed By
2134
Net Change
-1191
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3384
5K → 10K11686-675#3384#4059
10K → 15K36248-212#4059#4271
15K → 20K60201-141#4271#4412
20K → Half4211+31#4412#4381
Half → 25K10182+19#4381#4362
25K → 30K113228-115#4362#4477
30K → 20M40173-133#4477#4610
20M → 21M15334-319#4610#4929
21M → 35K6151+10#4929#4919
35K → 23M10843+65#4919#4854
23M → 24M8834+54#4854#4800
24M → 40K1407+133#4800#4667
40K → 25.2M4115+26#4667#4641
25.2M → Finish8721+66#4641#4575
TOTALS9432134-1191
📊

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