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BOSTON MARATHON 2025

Alejandro Quintero Ramírez

Bib: 1374•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 6%
Division (M18-39)
#0 / 5642
Top 15%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:33
Rank: #985
Start → 5K
18:33 | 5:58/mi
10K· 6.21 mi
37:15
Rank: #1048 (-63)
5K → 10K
18:42 | 6:01/mi
15K· 9.32 mi
55:51
Rank: #1023 (+25)
10K → 15K
18:36 | 5:59/mi
20K· 12.43 mi
1:14:44
Rank: #1032 (-9)
15K → 20K
18:53 | 6:05/mi
Half· 13.11 mi
1:18:53
Rank: #1039 (-7)
20K → Half
4:09 | 6:05/mi
25K· 15.53 mi
1:33:49
Rank: #1064 (-25)
Half → 25K
14:56 | 6:10/mi
30K· 18.64 mi
1:53:33
Rank: #1094 (-30)
25K → 30K
19:44 | 6:21/mi
20M
2:02:22
Rank: #1098 (-4)
30K → 20M
8:49 | 6:29/mi
21M
2:09:21
Rank: #1131 (-33)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:14:02
Rank: #1128 (+3)
21M → 35K
4:41 | 6:16/mi
23M
2:22:04
Rank: #1099 (+29)
35K → 23M
8:02 | 6:25/mi
24M
2:28:11
Rank: #1068 (+31)
23M → 24M
6:07 | 6:07/mi
40K· 24.85 mi
2:33:36
Rank: #1050 (+18)
24M → 40K
5:25 | 6:20/mi
25.2M
2:36:02
Rank: #1049 (+1)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:42:31
Rank: #1059 (-10)
25.2M → Finish
6:29 | 6:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:53
Pace6:01 /mi
2nd Half
Distance13.11 mi
Time1:23:38
Pace6:23 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5918:335:5818:33
5:58
-
10K
6.21 mi10:37:4137:156:0018:42
6:01
+0:03
15K
9.32 mi10:56:1755:516:0018:36
5:59
-0:02
20K
12.43 mi11:15:101:14:446:0118:53
6:05
+0:06
Half
13.11 mi11:19:191:18:536:014:09
6:05
0:00
25K
15.53 mi11:34:151:33:496:0214:56
6:10
+0:05
30K
18.64 mi11:53:591:53:336:0519:44
6:21
+0:11
20M
20.00 mi12:02:482:02:226:078:49
6:29
+0:08
21M
21.00 mi12:09:472:09:216:106:59
6:59
+0:30
35K
21.75 mi12:14:282:14:026:104:41
6:16
-0:43
23M
23.00 mi12:22:302:22:046:118:02
6:25
+0:09
24M
24.00 mi12:28:372:28:116:106:07
6:07
-0:18
40K
24.85 mi12:34:022:33:366:115:25
6:20
+0:13
25.2M
25.20 mi12:36:282:36:026:122:26
7:03
+0:43
Finish
26.22 mi12:42:572:42:316:126:29
6:22
-0:41

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

5:58 /mi

Average Pace

6:12 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:06

94% of race

Time at Steady Pace

6:59

4% of race

Time at Slower Pace

2:26

1% of race

Average Pace: 6:12 /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 mi10:18:5918:335:5818:33
5:58
#985
10K
6.21 mi10:37:4137:156:0018:42
6:01
#1048
15K
9.32 mi10:56:1755:516:0018:36
5:59
#1023
20K
12.43 mi11:15:101:14:446:0118:53
6:05
#1032
Half
13.11 mi11:19:191:18:536:014:09
6:05
#1039
25K
15.53 mi11:34:151:33:496:0214:56
6:10
#1064
30K
18.64 mi11:53:591:53:336:0519:44
6:21
#1094
20M
20.00 mi12:02:482:02:226:078:49
6:29
#1098
21M
21.00 mi12:09:472:09:216:106:59
6:59
#1131
35K
21.75 mi12:14:282:14:026:104:41
6:16
#1128
23M
23.00 mi12:22:302:22:046:118:02
6:25
#1099
24M
24.00 mi12:28:372:28:116:106:07
6:07
#1068
40K
24.85 mi12:34:022:33:366:115:25
6:20
#1050
25.2M
25.20 mi12:36:282:36:026:122:26
7:03
#1049
Finish
26.22 mi12:42:572:42:316:126:29
6:22
#1059
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi985926926990(Top 3%)937(Top 6%)937(Top 17%)
10K6.21 mi3.10 mi1048-63988-62988-621155(Top 4%)1093(Top 7%)1093(Top 19%)
15K9.32 mi3.11 mi1023+25965+23965+23990(Top 3%)937(Top 6%)937(Top 17%)
20K12.43 mi3.11 mi1032-9972-7972-71089(Top 4%)1027(Top 6%)1027(Top 18%)
Half13.11 mi0.68 mi1039-7979-7979-71443(Top 5%)1371(Top 9%)1371(Top 24%)
25K15.53 mi2.42 mi1064-251003-241003-241296(Top 5%)1227(Top 8%)1227(Top 22%)
30K18.64 mi3.11 mi1094-301030-271030-271364(Top 5%)1288(Top 8%)1288(Top 23%)
20M20.00 mi1.36 mi1098-41035-51035-51562(Top 5%)1476(Top 9%)1476(Top 26%)
21M21.00 mi1.00 mi1131-331066-311066-312166(Top 8%)2022(Top 13%)2022(Top 36%)
35K21.75 mi0.75 mi1128+31064+21064+21431(Top 5%)1355(Top 8%)1355(Top 24%)
23M23.00 mi1.25 mi1099+291035+291035+291188(Top 4%)1118(Top 7%)1118(Top 20%)
24M24.00 mi1.00 mi1068+311006+291006+29810(Top 3%)762(Top 5%)762(Top 14%)
40K24.85 mi0.85 mi1050+18989+17989+171043(Top 4%)975(Top 6%)975(Top 17%)
25.2M25.20 mi0.35 mi1049+1987+2987+21599(Top 6%)1456(Top 9%)1456(Top 26%)
Finish26.22 mi1.02 mi1059-10996-9996-92121(Top 7%)1939(Top 12%)1939(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

990

Males

937

M18-39

937

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1155

Males

1093

M18-39

1093

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

990

Males

937

M18-39

937

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1089

Males

1027

M18-39

1027

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1443

Males

1371

M18-39

1371

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1296

Males

1227

M18-39

1227

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1364

Males

1288

M18-39

1288

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1562

Males

1476

M18-39

1476

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2166

Males

2022

M18-39

2022

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1431

Males

1355

M18-39

1355

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1188

Males

1118

M18-39

1118

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

810

Males

762

M18-39

762

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1043

Males

975

M18-39

975

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1599

Males

1456

M18-39

1456

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

2121

Males

1939

M18-39

1939

Passing Analysis

Category:
Athletes Passed
360
Passed By
434
Net Change
-74
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#985
5K → 10K2689-63#985#1048
10K → 15K4520+25#1048#1023
15K → 20K2837-9#1023#1032
20K → Half411-7#1032#1039
Half → 25K2348-25#1039#1064
25K → 30K3868-30#1064#1094
30K → 20M2630-4#1094#1098
20M → 21M1851-33#1098#1131
21M → 35K1714+3#1131#1128
35K → 23M5223+29#1128#1099
23M → 24M332+31#1099#1068
24M → 40K2810+18#1068#1050
40K → 25.2M87+1#1050#1049
25.2M → Finish1424-10#1049#1059
TOTALS360434-74
📊

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