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BOSTON MARATHON 2025

Luis Gerardo Gonzalez Castro

Bib: 3783•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Division (M18-39)
#0 / 5642
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:01
Rank: #3395
Start → 5K
20:01 | 6:27/mi
10K· 6.21 mi
39:48
Rank: #3100 (+295)
5K → 10K
19:47 | 6:22/mi
15K· 9.32 mi
59:28
Rank: #2865 (+235)
10K → 15K
19:40 | 6:20/mi
20K· 12.43 mi
1:19:15
Rank: #2715 (+150)
15K → 20K
19:47 | 6:22/mi
Half· 13.11 mi
1:23:27
Rank: #2647 (+68)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:38:48
Rank: #2517 (+130)
Half → 25K
15:21 | 6:20/mi
30K· 18.64 mi
1:59:02
Rank: #2360 (+157)
25K → 30K
20:14 | 6:31/mi
20M
2:07:56
Rank: #2299 (+61)
30K → 20M
8:54 | 6:33/mi
21M
2:14:58
Rank: #2279 (+20)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:20:03
Rank: #2312 (-33)
21M → 35K
5:05 | 6:48/mi
23M
2:28:31
Rank: #2296 (+16)
35K → 23M
8:28 | 6:46/mi
24M
2:34:58
Rank: #2252 (+44)
23M → 24M
6:27 | 6:27/mi
40K· 24.85 mi
2:40:36
Rank: #2208 (+44)
24M → 40K
5:38 | 6:35/mi
25.2M
2:43:04
Rank: #2192 (+16)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:49:20
Rank: #2136 (+56)
25.2M → Finish
6:16 | 6:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:27
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:25:53
Pace6:33 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2320:016:2720:01
6:27
-
10K
6.21 mi10:42:1039:486:2419:47
6:22
-0:05
15K
9.32 mi11:01:5059:286:2319:40
6:20
-0:02
20K
12.43 mi11:21:371:19:156:2319:47
6:22
+0:02
Half
13.11 mi11:25:491:23:276:224:12
6:09
-0:13
25K
15.53 mi11:41:101:38:486:2215:21
6:20
+0:11
30K
18.64 mi12:01:241:59:026:2320:14
6:31
+0:11
20M
20.00 mi12:10:182:07:566:248:54
6:33
+0:02
21M
21.00 mi12:17:202:14:586:267:02
7:02
+0:29
35K
21.75 mi12:22:252:20:036:265:05
6:48
-0:14
23M
23.00 mi12:30:532:28:316:278:28
6:46
-0:02
24M
24.00 mi12:37:202:34:586:276:27
6:27
-0:19
40K
24.85 mi12:42:582:40:366:285:38
6:35
+0:08
25.2M
25.20 mi12:45:262:43:046:282:28
7:09
+0:34
Finish
26.22 mi12:51:422:49:206:286:16
6:09
-1:00

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

6:09 /mi

Average Pace

6:28 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:17

86% of race

Time at Steady Pace

23:03

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:27 /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 mi10:22:2320:016:2720:01
6:27
#3395
10K
6.21 mi10:42:1039:486:2419:47
6:22
#3100
15K
9.32 mi11:01:5059:286:2319:40
6:20
#2865
20K
12.43 mi11:21:371:19:156:2319:47
6:22
#2715
Half
13.11 mi11:25:491:23:276:224:12
6:09
#2647
25K
15.53 mi11:41:101:38:486:2215:21
6:20
#2517
30K
18.64 mi12:01:241:59:026:2320:14
6:31
#2360
20M
20.00 mi12:10:182:07:566:248:54
6:33
#2299
21M
21.00 mi12:17:202:14:586:267:02
7:02
#2279
35K
21.75 mi12:22:252:20:036:265:05
6:48
#2312
23M
23.00 mi12:30:532:28:316:278:28
6:46
#2296
24M
24.00 mi12:37:202:34:586:276:27
6:27
#2252
40K
24.85 mi12:42:582:40:366:285:38
6:35
#2208
25.2M
25.20 mi12:45:262:43:046:282:28
7:09
#2192
Finish
26.22 mi12:51:422:49:206:286:16
6:09
#2136
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3395322432242510(Top 9%)2395(Top 15%)2395(Top 42%)
10K6.21 mi3.10 mi3100+2952948+2762948+2762834(Top 10%)2697(Top 17%)2697(Top 48%)
15K9.32 mi3.11 mi2865+2352731+2172731+2172510(Top 9%)2395(Top 15%)2395(Top 42%)
20K12.43 mi3.11 mi2715+1502588+1432588+1432343(Top 8%)2233(Top 14%)2233(Top 40%)
Half13.11 mi0.68 mi2647+682525+632525+631759(Top 6%)1675(Top 10%)1675(Top 30%)
25K15.53 mi2.42 mi2517+1302402+1232402+1232016(Top 7%)1920(Top 12%)1920(Top 34%)
30K18.64 mi3.11 mi2360+1572252+1502252+1502027(Top 7%)1927(Top 12%)1927(Top 34%)
20M20.00 mi1.36 mi2299+612193+592193+591802(Top 6%)1706(Top 11%)1706(Top 30%)
21M21.00 mi1.00 mi2279+202173+202173+202371(Top 8%)2212(Top 14%)2212(Top 39%)
35K21.75 mi0.75 mi2312-332203-302203-304022(Top 14%)3597(Top 22%)3597(Top 64%)
23M23.00 mi1.25 mi2296+162188+152188+152506(Top 9%)2317(Top 14%)2317(Top 41%)
24M24.00 mi1.00 mi2252+442143+452143+451843(Top 6%)1712(Top 11%)1712(Top 30%)
40K24.85 mi0.85 mi2208+442099+442099+441914(Top 7%)1764(Top 11%)1764(Top 31%)
25.2M25.20 mi0.35 mi2192+162083+162083+161932(Top 7%)1745(Top 11%)1745(Top 31%)
Finish26.22 mi1.02 mi2136+562027+562027+561349(Top 5%)1256(Top 8%)1256(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2510

Males

2395

M18-39

2395

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2834

Males

2697

M18-39

2697

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2510

Males

2395

M18-39

2395

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2343

Males

2233

M18-39

2233

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1759

Males

1675

M18-39

1675

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

2016

Males

1920

M18-39

1920

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2027

Males

1927

M18-39

1927

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1802

Males

1706

M18-39

1706

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2371

Males

2212

M18-39

2212

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

4022

Males

3597

M18-39

3597

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2506

Males

2317

M18-39

2317

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1843

Males

1712

M18-39

1712

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1914

Males

1764

M18-39

1764

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1932

Males

1745

M18-39

1745

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1349

Males

1256

M18-39

1256

Passing Analysis

Category:
Athletes Passed
1523
Passed By
264
Net Change
+1259
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3395
5K → 10K32530+295#3395#3100
10K → 15K25015+235#3100#2865
15K → 20K16717+150#2865#2715
20K → Half680+68#2715#2647
Half → 25K14010+130#2647#2517
25K → 30K18629+157#2517#2360
30K → 20M709+61#2360#2299
20M → 21M4929+20#2299#2279
21M → 35K1548-33#2279#2312
35K → 23M5135+16#2312#2296
23M → 24M6016+44#2296#2252
24M → 40K539+44#2252#2208
40K → 25.2M237+16#2208#2192
25.2M → Finish6610+56#2192#2136
TOTALS1523264+1259
📊

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