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BOSTON MARATHON 2025

Javier Cacacho

Bib: 1125•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:15
Rank: #1825
Start → 5K
6:12/mi
19:15 split
10K· 6.21 mi
38:14
Rank: #1639 (+186)
5K → 10K
6:07/mi
18:59 split
15K· 9.32 mi
56:56
Rank: #1434 (+205)
10K → 15K
6:01/mi
18:42 split
20K· 12.43 mi
1:15:38
Rank: #1261 (+173)
15K → 20K
6:01/mi
18:42 split
Half· 13.11 mi
1:19:42
Rank: #1243 (+18)
20K → Half
5:58/mi
4:04 split
25K· 15.53 mi
1:34:07
Rank: #1121 (+122)
Half → 25K
5:57/mi
14:25 split
30K· 18.64 mi
1:52:50
Rank: #967 (+154)
25K → 30K
6:01/mi
18:43 split
20M
2:01:07
Rank: #903 (+64)
30K → 20M
6:06/mi
8:17 split
21M
2:07:40
Rank: #874 (+29)
20M → 21M
6:33/mi
6:33 split
35K· 21.75 mi
2:12:07
Rank: #847 (+27)
21M → 35K
5:57/mi
4:27 split
23M
2:19:40
Rank: #800 (+47)
35K → 23M
6:02/mi
7:33 split
24M
2:25:40
Rank: #779 (+21)
23M → 24M
6:00/mi
6:00 split
40K· 24.85 mi
2:30:51
Rank: #750 (+29)
24M → 40K
6:04/mi
5:11 split
25.2M
2:33:13
Rank: #753 (-3)
40K → 25.2M
6:52/mi
2:22 split
Finish· 26.22 mi
2:39:15
Rank: #737 (+16)
25.2M → Finish
5:55/mi
6:02 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:19:42
Pace6:05 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:19:33
Pace6:04 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2719:156:1219:15
6:12
-
10K
6.21 mi10:38:2638:146:0918:59
6:07
-0:05
15K
9.32 mi10:57:0856:566:0718:42
6:01
-0:06
20K
12.43 mi11:15:501:15:386:0518:42
6:01
0:00
Half
13.11 mi11:19:541:19:426:054:04
5:58
-0:03
25K
15.53 mi11:34:191:34:076:0414:25
5:57
-0:01
30K
18.64 mi11:53:021:52:506:0318:43
6:01
+0:04
20M
20.00 mi12:01:192:01:076:038:17
6:06
+0:05
21M
21.00 mi12:07:522:07:406:056:33
6:33
+0:27
35K
21.75 mi12:12:192:12:076:044:27
5:57
-0:36
23M
23.00 mi12:19:522:19:406:047:33
6:02
+0:05
24M
24.00 mi12:25:522:25:406:046:00
6:00
-0:02
40K
24.85 mi12:31:032:30:516:045:11
6:04
+0:04
25.2M
25.20 mi12:33:252:33:136:052:22
6:52
+0:48
Finish
26.22 mi12:39:272:39:156:056:02
5:55
-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

5:55 /mi

Average Pace

6:05 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:20

94% of race

Time at Steady Pace

8:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:04 /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 mi10:19:2719:156:1219:15
6:12
#1825
10K
6.21 mi10:38:2638:146:0918:59
6:07
#1639
15K
9.32 mi10:57:0856:566:0718:42
6:01
#1434
20K
12.43 mi11:15:501:15:386:0518:42
6:01
#1261
Half
13.11 mi11:19:541:19:426:054:04
5:58
#1243
25K
15.53 mi11:34:191:34:076:0414:25
5:57
#1121
30K
18.64 mi11:53:021:52:506:0318:43
6:01
#967
20M
20.00 mi12:01:192:01:076:038:17
6:06
#903
21M
21.00 mi12:07:522:07:406:056:33
6:33
#874
35K
21.75 mi12:12:192:12:076:044:27
5:57
#847
23M
23.00 mi12:19:522:19:406:047:33
6:02
#800
24M
24.00 mi12:25:522:25:406:046:00
6:00
#779
40K
24.85 mi12:31:032:30:516:045:11
6:04
#750
25.2M
25.20 mi12:33:252:33:136:052:22
6:52
#753
Finish
26.22 mi12:39:272:39:156:056:02
5:55
#737
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1825173317331085(Top 4%)1026(Top 6%)1026(Top 18%)
10K6.21 mi3.10 mi1639+1861560+1731560+1731493(Top 5%)1416(Top 9%)1416(Top 25%)
15K9.32 mi3.11 mi1434+2051360+2001360+2001085(Top 4%)1026(Top 6%)1026(Top 18%)
20K12.43 mi3.11 mi1261+1731193+1671193+167912(Top 3%)860(Top 5%)860(Top 15%)
Half13.11 mi0.68 mi1243+181175+181175+18990(Top 3%)937(Top 6%)937(Top 17%)
25K15.53 mi2.42 mi1121+1221060+1151060+115670(Top 2%)623(Top 4%)623(Top 11%)
30K18.64 mi3.11 mi967+154911+149911+149535(Top 2%)498(Top 3%)498(Top 9%)
20M20.00 mi1.36 mi903+64850+61850+61536(Top 2%)503(Top 3%)503(Top 9%)
21M21.00 mi1.00 mi874+29821+29821+29779(Top 3%)736(Top 5%)736(Top 13%)
35K21.75 mi0.75 mi847+27794+27794+27615(Top 2%)574(Top 4%)574(Top 10%)
23M23.00 mi1.25 mi800+47750+44750+44391(Top 1%)368(Top 2%)368(Top 7%)
24M24.00 mi1.00 mi779+21729+21729+21584(Top 2%)547(Top 3%)547(Top 10%)
40K24.85 mi0.85 mi750+29701+28701+28476(Top 2%)443(Top 3%)443(Top 8%)
25.2M25.20 mi0.35 mi753-3704-3704-31092(Top 4%)1002(Top 6%)1002(Top 18%)
Finish26.22 mi1.02 mi737+16687+17687+17726(Top 3%)682(Top 4%)682(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21story building
+97ft-345ft

Overall

1085

Males

1026

M18-39

1026

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1493

Males

1416

M18-39

1416

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+67ft-78ft

Overall

1085

Males

1026

M18-39

1026

15K→20K

9.3 - 12.4 mi

Top 3%
×5story building
+106ft-86ft

Overall

912

Males

860

M18-39

860

20K→Half

12.4 - 13.1 mi

Top 3%
×2story building
+19ft-37ft

Overall

990

Males

937

M18-39

937

Half→25K

13.1 - 15.5 mi

Top 2%
×4story building
+66ft-88ft

Overall

670

Males

623

M18-39

623

25K→30K

15.5 - 18.6 mi

Top 2%
×9story building
+181ft-148ft

Overall

535

Males

498

M18-39

498

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

536

Males

503

M18-39

503

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

779

Males

736

M18-39

736

21M→35K

21.0 - 21.8 mi

Top 2%
×7story building
+17ft-86ft

Overall

615

Males

574

M18-39

574

35K→23M

21.8 - 23.0 mi

Top 1%
×5story building
+23ft-63ft

Overall

391

Males

368

M18-39

368

23M→24M

23.0 - 24.0 mi

Top 2%
×6story building
+12ft-82ft

Overall

584

Males

547

M18-39

547

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

476

Males

443

M18-39

443

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1092

Males

1002

M18-39

1002

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2story building
+22ft-21ft

Overall

726

Males

682

M18-39

682

Passing Analysis

Category:
Athletes Passed
1155
Passed By
67
Net Change
+1088
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1825
5K → 10K20822+186#1825#1639
10K → 15K2061+205#1639#1434
15K → 20K1763+173#1434#1261
20K → Half224+18#1261#1243
Half → 25K1220+122#1243#1121
25K → 30K1562+154#1121#967
30K → 20M673+64#967#903
20M → 21M389+29#903#874
21M → 35K281+27#874#847
35K → 23M481+47#847#800
23M → 24M243+21#800#779
24M → 40K323+29#779#750
40K → 25.2M36-3#750#753
25.2M → Finish259+16#753#737
TOTALS115567+1088
📊

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