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BOSTON MARATHON 2025

Dylan Smiley

Bib: 693•M

DE

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Division (M18-39)
#0 / 5642
Top 17%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:35
Rank: #2446
Start → 5K
19:35 | 6:18/mi
10K· 6.21 mi
39:06
Rank: #2349 (+97)
5K → 10K
19:31 | 6:17/mi
15K· 9.32 mi
58:12
Rank: #2067 (+282)
10K → 15K
19:06 | 6:09/mi
20K· 12.43 mi
1:18:19
Rank: #2271 (-204)
15K → 20K
20:07 | 6:28/mi
Half· 13.11 mi
1:22:29
Rank: #2220 (+51)
20K → Half
4:10 | 6:06/mi
25K· 15.53 mi
1:37:28
Rank: #2062 (+158)
Half → 25K
14:59 | 6:11/mi
30K· 18.64 mi
1:57:04
Rank: #1849 (+213)
25K → 30K
19:36 | 6:19/mi
20M
2:05:36
Rank: #1735 (+114)
30K → 20M
8:32 | 6:17/mi
21M
2:12:08
Rank: #1635 (+100)
20M → 21M
6:32 | 6:32/mi
35K· 21.75 mi
2:16:40
Rank: #1588 (+47)
21M → 35K
4:32 | 6:04/mi
23M
2:24:25
Rank: #1466 (+122)
35K → 23M
7:45 | 6:11/mi
24M
2:30:20
Rank: #1361 (+105)
23M → 24M
5:55 | 5:55/mi
40K· 24.85 mi
2:35:27
Rank: #1303 (+58)
24M → 40K
5:07 | 5:59/mi
25.2M
2:37:42
Rank: #1269 (+34)
40K → 25.2M
2:15 | 6:31/mi
Finish· 26.22 mi
2:43:34
Rank: #1195 (+74)
25.2M → Finish
5:52 | 5:45/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:22:29
Pace6:18 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:21:05
Pace6:11 /mi
📊Negative Split: 1.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3319:356:1819:35
6:18
-
10K
6.21 mi10:43:0439:066:1819:31
6:17
-0:01
15K
9.32 mi11:02:1058:126:1519:06
6:09
-0:08
20K
12.43 mi11:22:171:18:196:1820:07
6:28
+0:19
Half
13.11 mi11:26:271:22:296:184:10
6:06
-0:22
25K
15.53 mi11:41:261:37:286:1614:59
6:11
+0:05
30K
18.64 mi12:01:021:57:046:1719:36
6:19
+0:08
20M
20.00 mi12:09:342:05:366:178:32
6:17
-0:02
21M
21.00 mi12:16:062:12:086:186:32
6:32
+0:15
35K
21.75 mi12:20:382:16:406:174:32
6:04
-0:28
23M
23.00 mi12:28:232:24:256:177:45
6:11
+0:07
24M
24.00 mi12:34:182:30:206:165:55
5:55
-0:16
40K
24.85 mi12:39:252:35:276:155:07
5:59
+0:04
25.2M
25.20 mi12:41:402:37:426:152:15
6:31
+0:32
Finish
26.22 mi12:47:322:43:346:155:52
5:45
-0:46

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

5:45 /mi

Average Pace

6:15 /mi

Slowest Pace

6:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:40

82% of race

Time at Steady Pace

28:54

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:23:3319:356:1819:35
6:18
#2446
10K
6.21 mi10:43:0439:066:1819:31
6:17
#2349
15K
9.32 mi11:02:1058:126:1519:06
6:09
#2067
20K
12.43 mi11:22:171:18:196:1820:07
6:28
#2271
Half
13.11 mi11:26:271:22:296:184:10
6:06
#2220
25K
15.53 mi11:41:261:37:286:1614:59
6:11
#2062
30K
18.64 mi12:01:021:57:046:1719:36
6:19
#1849
20M
20.00 mi12:09:342:05:366:178:32
6:17
#1735
21M
21.00 mi12:16:062:12:086:186:32
6:32
#1635
35K
21.75 mi12:20:382:16:406:174:32
6:04
#1588
23M
23.00 mi12:28:232:24:256:177:45
6:11
#1466
24M
24.00 mi12:34:182:30:206:165:55
5:55
#1361
40K
24.85 mi12:39:252:35:276:155:07
5:59
#1303
25.2M
25.20 mi12:41:402:37:426:152:15
6:31
#1269
Finish
26.22 mi12:47:322:43:346:155:52
5:45
#1195
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2446232923291590(Top 6%)1509(Top 9%)1509(Top 27%)
10K6.21 mi3.10 mi2349+972240+892240+892288(Top 8%)2189(Top 14%)2189(Top 39%)
15K9.32 mi3.11 mi2067+2821971+2691971+2691590(Top 6%)1509(Top 9%)1509(Top 27%)
20K12.43 mi3.11 mi2271-2042170-1992170-1992955(Top 10%)2812(Top 17%)2812(Top 50%)
Half13.11 mi0.68 mi2220+512120+502120+501540(Top 5%)1463(Top 9%)1463(Top 26%)
25K15.53 mi2.42 mi2062+1581967+1531967+1531362(Top 5%)1291(Top 8%)1291(Top 23%)
30K18.64 mi3.11 mi1849+2131760+2071760+2071229(Top 4%)1160(Top 7%)1160(Top 21%)
20M20.00 mi1.36 mi1735+1141649+1111649+111917(Top 3%)865(Top 5%)865(Top 15%)
21M21.00 mi1.00 mi1635+1001549+1001549+100765(Top 3%)724(Top 4%)724(Top 13%)
35K21.75 mi0.75 mi1588+471504+451504+45861(Top 3%)806(Top 5%)806(Top 14%)
23M23.00 mi1.25 mi1466+1221385+1191385+119665(Top 2%)628(Top 4%)628(Top 11%)
24M24.00 mi1.00 mi1361+1051282+1031282+103436(Top 2%)407(Top 3%)407(Top 7%)
40K24.85 mi0.85 mi1303+581227+551227+55377(Top 1%)350(Top 2%)350(Top 6%)
25.2M25.20 mi0.35 mi1269+341193+341193+34507(Top 2%)472(Top 3%)472(Top 8%)
Finish26.22 mi1.02 mi1195+741124+691124+69446(Top 2%)419(Top 3%)419(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1590

Males

1509

M18-39

1509

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2288

Males

2189

M18-39

2189

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1590

Males

1509

M18-39

1509

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2955

Males

2812

M18-39

2812

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1540

Males

1463

M18-39

1463

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1362

Males

1291

M18-39

1291

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1229

Males

1160

M18-39

1160

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

917

Males

865

M18-39

865

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

765

Males

724

M18-39

724

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

861

Males

806

M18-39

806

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

665

Males

628

M18-39

628

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

436

Males

407

M18-39

407

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

377

Males

350

M18-39

350

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

507

Males

472

M18-39

472

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

446

Males

419

M18-39

419

Passing Analysis

Category:
Athletes Passed
1556
Passed By
305
Net Change
+1251
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2446
5K → 10K15053+97#2446#2349
10K → 15K2875+282#2349#2067
15K → 20K27231-204#2067#2271
20K → Half510+51#2271#2220
Half → 25K1602+158#2220#2062
25K → 30K2174+213#2062#1849
30K → 20M1151+114#1849#1735
20M → 21M1000+100#1735#1635
21M → 35K536+47#1635#1588
35K → 23M1220+122#1588#1466
23M → 24M1061+105#1466#1361
24M → 40K591+58#1361#1303
40K → 25.2M340+34#1303#1269
25.2M → Finish751+74#1269#1195
TOTALS1556305+1251
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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