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BOSTON MARATHON 2025

Josias Salinas Rosales

Bib: 3807•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 29%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:16/mi
19:27
↑ 97↓ 3451.5%
10K· 6.21 mi
6:11/mi
38:41
↑ 79↓ 1380.4%
15K· 9.32 mi
6:12/mi
57:56
↑ 67↓ 78
20K· 12.43 mi
6:14/mi
1:17:19
↑ 106↓ 860.1%
Half· 13.11 mi
6:14/mi
1:21:34
↑ 19↓ 370.5%
25K· 15.53 mi
6:14/mi
1:36:40
↑ 66↓ 880.2%
30K· 18.64 mi
6:36/mi
1:57:11
↑ 181↓ 1480.2%
20M
6:46/mi
2:06:23
↑ 64↓ 500.2%
21M
7:24/mi
2:13:47
↑ 106↓ 241.6%
35K· 21.75 mi
6:28/mi
2:18:37
↑ 17↓ 861.7%
23M
6:37/mi
2:26:54
↑ 23↓ 630.6%
24M
6:38/mi
2:33:32
↓ 821.3%
40K· 24.85 mi
6:55/mi
2:39:27
↓ 200.3%
25.2M
7:24/mi
2:42:00
↑ 13↓ 160.2%
Finish· 26.22 mi
6:48/mi
2:48:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:34
Pace6:13 /mi
2nd Half
Distance13.11 mi
Time1:27:22
Pace6:40 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5319:276:1619:27
6:16
-
10K
6.21 mi10:41:0738:416:1419:14
6:11
-0:05
15K
9.32 mi11:00:2257:566:1319:15
6:12
+0:01
20K
12.43 mi11:19:451:17:196:1319:23
6:14
+0:02
Half
13.11 mi11:24:001:21:346:134:15
6:14
0:00
25K
15.53 mi11:39:061:36:406:1315:06
6:14
0:00
30K
18.64 mi11:59:371:57:116:1720:31
6:36
+0:22
20M
20.00 mi12:08:492:06:236:199:12
6:46
+0:10
21M
21.00 mi12:16:132:13:476:227:24
7:24
+0:38
35K
21.75 mi12:21:032:18:376:224:50
6:28
-0:56
23M
23.00 mi12:29:202:26:546:238:17
6:37
+0:09
24M
24.00 mi12:35:582:33:326:246:38
6:38
+0:01
40K
24.85 mi12:41:532:39:276:255:55
6:55
+0:17
25.2M
25.20 mi12:44:262:42:006:262:33
7:24
+0:29
Finish
26.22 mi12:51:222:48:566:276:56
6:48
-0:36

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

6:11 /mi

Average Pace

6:27 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:04

91% of race

Time at Steady Pace

5:55

4% of race

Time at Slower Pace

9:57

6% 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 mi10:21:5319:276:1619:27
6:16
#2195
10K
6.21 mi10:41:0738:416:1419:14
6:11
#2011
15K
9.32 mi11:00:2257:566:1319:15
6:12
#1917
20K
12.43 mi11:19:451:17:196:1319:23
6:14
#1855
Half
13.11 mi11:24:001:21:346:134:15
6:14
#1873
25K
15.53 mi11:39:061:36:406:1315:06
6:14
#1802
30K
18.64 mi11:59:371:57:116:1720:31
6:36
#1880
20M
20.00 mi12:08:492:06:236:199:12
6:46
#1928
21M
21.00 mi12:16:132:13:476:227:24
7:24
#2016
35K
21.75 mi12:21:032:18:376:224:50
6:28
#2004
23M
23.00 mi12:29:202:26:546:238:17
6:37
#1957
24M
24.00 mi12:35:582:33:326:246:38
6:38
#1960
40K
24.85 mi12:41:532:39:276:255:55
6:55
#1980
25.2M
25.20 mi12:44:262:42:006:262:33
7:24
#1991
Finish
26.22 mi12:51:222:48:566:276:56
6:48
#2064
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2195209620961839(Top 6%)1750(Top 11%)1750(Top 31%)
10K6.21 mi3.10 mi2011+1841916+1801916+1801858(Top 7%)1765(Top 11%)1765(Top 31%)
15K9.32 mi3.11 mi1917+941823+931823+931839(Top 6%)1750(Top 11%)1750(Top 31%)
20K12.43 mi3.11 mi1855+621766+571766+571739(Top 6%)1653(Top 10%)1653(Top 29%)
Half13.11 mi0.68 mi1873-181784-181784-182103(Top 7%)2007(Top 12%)2007(Top 36%)
25K15.53 mi2.42 mi1802+711714+701714+701572(Top 6%)1493(Top 9%)1493(Top 26%)
30K18.64 mi3.11 mi1880-781791-771791-772420(Top 9%)2290(Top 14%)2290(Top 41%)
20M20.00 mi1.36 mi1928-481835-441835-442748(Top 10%)2573(Top 16%)2573(Top 46%)
21M21.00 mi1.00 mi2016-881919-841919-844079(Top 14%)3677(Top 23%)3677(Top 65%)
35K21.75 mi0.75 mi2004+121905+141905+142247(Top 8%)2099(Top 13%)2099(Top 37%)
23M23.00 mi1.25 mi1957+471858+471858+471887(Top 7%)1764(Top 11%)1764(Top 31%)
24M24.00 mi1.00 mi1960-31860-21860-22619(Top 9%)2402(Top 15%)2402(Top 43%)
40K24.85 mi0.85 mi1980-201878-181878-183411(Top 12%)3030(Top 19%)3030(Top 54%)
25.2M25.20 mi0.35 mi1991-111889-111889-112859(Top 10%)2538(Top 16%)2538(Top 45%)
Finish26.22 mi1.02 mi2064-731958-691958-694482(Top 16%)3774(Top 23%)3774(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1839

Males

1750

M18-39

1750

5K→10K

3.1 - 6.2 mi

Top 7%
×5story building
+79ft-138ft

Overall

1858

Males

1765

M18-39

1765

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1839

Males

1750

M18-39

1750

15K→20K

9.3 - 12.4 mi

Top 6%
×5story building
+106ft-86ft

Overall

1739

Males

1653

M18-39

1653

20K→Half

12.4 - 13.1 mi

Top 7%
×2story building
+19ft-37ft

Overall

2103

Males

2007

M18-39

2007

Half→25K

13.1 - 15.5 mi

Top 6%
×4story building
+66ft-88ft

Overall

1572

Males

1493

M18-39

1493

25K→30K

15.5 - 18.6 mi

Top 9%
×9story building
+181ft-148ft

Overall

2420

Males

2290

M18-39

2290

30K→20M

18.6 - 20.0 mi

Top 10%
×5story building
+64ft-50ft

Overall

2748

Males

2573

M18-39

2573

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

4079

Males

3677

M18-39

3677

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2247

Males

2099

M18-39

2099

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1887

Males

1764

M18-39

1764

23M→24M

23.0 - 24.0 mi

Top 9%
×6story building
+12ft-82ft

Overall

2619

Males

2402

M18-39

2402

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3411

Males

3030

M18-39

3030

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2859

Males

2538

M18-39

2538

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4482

Males

3774

M18-39

3774

Passing Analysis

Category:
Athletes Passed
788
Passed By
657
Net Change
+131
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2195
5K → 10K22440+184#2195#2011
10K → 15K11319+94#2011#1917
15K → 20K9331+62#1917#1855
20K → Half624-18#1855#1873
Half → 25K809+71#1873#1802
25K → 30K60138-78#1802#1880
30K → 20M2371-48#1880#1928
20M → 21M13101-88#1928#2016
21M → 35K3624+12#2016#2004
35K → 23M7326+47#2004#1957
23M → 24M3235-3#1957#1960
24M → 40K1838-20#1960#1980
40K → 25.2M718-11#1980#1991
25.2M → Finish1083-73#1991#2064
TOTALS788657+131
📊

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