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BOSTON MARATHON 2025

Tyler Slaney

Bib: 3420•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 36%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:28
Rank: #2238
Start → 5K
6:16/mi
19:28 split
10K· 6.21 mi
38:27
Rank: #1817 (+421)
5K → 10K
6:07/mi
18:59 split
15K· 9.32 mi
57:34
Rank: #1753 (+64)
10K → 15K
6:09/mi
19:07 split
20K· 12.43 mi
1:16:47
Rank: #1672 (+81)
15K → 20K
6:11/mi
19:13 split
Half· 13.11 mi
1:21:01
Rank: #1680 (-8)
20K → Half
6:12/mi
4:14 split
25K· 15.53 mi
1:36:29
Rank: #1737 (-57)
Half → 25K
6:23/mi
15:28 split
30K· 18.64 mi
1:57:43
Rank: #2014 (-277)
25K → 30K
6:50/mi
21:14 split
20M
2:08:15
Rank: #2382 (-368)
30K → 20M
7:45/mi
10:32 split
21M
2:17:05
Rank: #2826 (-444)
20M → 21M
8:50/mi
8:50 split
35K· 21.75 mi
2:23:00
Rank: #3050 (-224)
21M → 35K
7:55/mi
5:55 split
23M
2:36:02
Rank: #4264 (-1214)
35K → 23M
10:25/mi
13:02 split
24M
2:45:52
Rank: #5183 (-919)
23M → 24M
9:50/mi
9:50 split
40K· 24.85 mi
2:56:18
Rank: #6151 (-968)
24M → 40K
12:12/mi
10:26 split
25.2M
3:00:00
Rank: #6356 (-205)
40K → 25.2M
10:44/mi
3:42 split
Finish· 26.22 mi
3:08:47
Rank: #6711 (-355)
25.2M → Finish
8:37/mi
8:47 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:01
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:47:46
Pace8:13 /mi
📊Positive Split: 33.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5319:286:1619:28
6:16
-
10K
6.21 mi10:40:5238:276:1118:59
6:07
-0:09
15K
9.32 mi10:59:5957:346:1119:07
6:09
+0:02
20K
12.43 mi11:19:121:16:476:1119:13
6:11
+0:02
Half
13.11 mi11:23:261:21:016:114:14
6:12
+0:01
25K
15.53 mi11:38:541:36:296:1315:28
6:23
+0:11
30K
18.64 mi12:00:081:57:436:1921:14
6:50
+0:27
20M
20.00 mi12:10:402:08:156:2510:32
7:45
+0:55
21M
21.00 mi12:19:302:17:056:328:50
8:50
+1:05
35K
21.75 mi12:25:252:23:006:355:55
7:55
-0:55
23M
23.00 mi12:38:272:36:026:4713:02
10:25
+2:30
24M
24.00 mi12:48:172:45:526:559:50
9:50
-0:35
40K
24.85 mi12:58:432:56:187:0610:26
12:12
+2:22
25.2M
25.20 mi13:02:253:00:007:093:42
10:44
-1:28
Finish
26.22 mi13:11:123:08:477:128:47
8:37
-2:07

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

6:07 /mi

Average Pace

7:12 /mi

Slowest Pace

12:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:29

51% of race

Time at Steady Pace

46:28

25% of race

Time at Slower Pace

45:50

24% of race

Average Pace: 7:12 /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 mi10:21:5319:286:1619:28
6:16
#2238
10K
6.21 mi10:40:5238:276:1118:59
6:07
#1817
15K
9.32 mi10:59:5957:346:1119:07
6:09
#1753
20K
12.43 mi11:19:121:16:476:1119:13
6:11
#1672
Half
13.11 mi11:23:261:21:016:114:14
6:12
#1680
25K
15.53 mi11:38:541:36:296:1315:28
6:23
#1737
30K
18.64 mi12:00:081:57:436:1921:14
6:50
#2014
20M
20.00 mi12:10:402:08:156:2510:32
7:45
#2382
21M
21.00 mi12:19:302:17:056:328:50
8:50
#2826
35K
21.75 mi12:25:252:23:006:355:55
7:55
#3050
23M
23.00 mi12:38:272:36:026:4713:02
10:25
#4264
24M
24.00 mi12:48:172:45:526:559:50
9:50
#5183
40K
24.85 mi12:58:432:56:187:0610:26
12:12
#6151
25.2M
25.20 mi13:02:253:00:007:093:42
10:44
#6356
Finish
26.22 mi13:11:123:08:477:128:47
8:37
#6711
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2238213821381626(Top 6%)1543(Top 10%)1543(Top 27%)
10K6.21 mi3.10 mi1817+4211728+4101728+4101517(Top 5%)1440(Top 9%)1440(Top 26%)
15K9.32 mi3.11 mi1753+641667+611667+611626(Top 6%)1543(Top 10%)1543(Top 27%)
20K12.43 mi3.11 mi1672+811588+791588+791533(Top 5%)1454(Top 9%)1454(Top 26%)
Half13.11 mi0.68 mi1680-81595-71595-72063(Top 7%)1972(Top 12%)1972(Top 35%)
25K15.53 mi2.42 mi1737-571650-551650-552272(Top 8%)2162(Top 13%)2162(Top 38%)
30K18.64 mi3.11 mi2014-2771918-2681918-2683668(Top 13%)3398(Top 21%)3398(Top 60%)
20M20.00 mi1.36 mi2382-3682273-3552273-3558688(Top 31%)6829(Top 42%)6829(Top 121%)
21M21.00 mi1.00 mi2826-4442690-4172690-41712460(Top 44%)8578(Top 53%)8578(Top 152%)
35K21.75 mi0.75 mi3050-2242889-1992889-19911567(Top 41%)8102(Top 50%)8102(Top 144%)
23M23.00 mi1.25 mi4264-12143958-10693958-106921747(Top 77%)12743(Top 79%)12743(Top 226%)
24M24.00 mi1.00 mi5183-9194724-7664724-76620810(Top 73%)12241(Top 76%)12241(Top 217%)
40K24.85 mi0.85 mi6151-9685459-7355459-73525239(Top 89%)14385(Top 89%)14385(Top 255%)
25.2M25.20 mi0.35 mi6356-2055586-1275586-12719744(Top 70%)11642(Top 72%)11642(Top 206%)
Finish26.22 mi1.02 mi6711-3555800-2145800-21416915(Top 60%)10339(Top 64%)10339(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1626

Males

1543

M18-39

1543

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1517

Males

1440

M18-39

1440

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1626

Males

1543

M18-39

1543

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1533

Males

1454

M18-39

1454

20K→Half

12.4 - 13.1 mi

Top 7%
×2story building
+19ft-37ft

Overall

2063

Males

1972

M18-39

1972

Half→25K

13.1 - 15.5 mi

Top 8%
×4story building
+66ft-88ft

Overall

2272

Males

2162

M18-39

2162

25K→30K

15.5 - 18.6 mi

Top 13%
×9story building
+181ft-148ft

Overall

3668

Males

3398

M18-39

3398

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8688

Males

6829

M18-39

6829

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

12460

Males

8578

M18-39

8578

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11567

Males

8102

M18-39

8102

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

21747

Males

12743

M18-39

12743

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20810

Males

12241

M18-39

12241

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25239

Males

14385

M18-39

14385

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19744

Males

11642

M18-39

11642

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

16915

Males

10339

M18-39

10339

Passing Analysis

Category:
Athletes Passed
719
Passed By
5192
Net Change
-4473
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2238
5K → 10K43514+421#2238#1817
10K → 15K9026+64#1817#1753
15K → 20K9413+81#1753#1672
20K → Half715-8#1672#1680
Half → 25K3693-57#1680#1737
25K → 30K25302-277#1737#2014
30K → 20M3371-368#2014#2382
20M → 21M5449-444#2382#2826
21M → 35K8232-224#2826#3050
35K → 23M41218-1214#3050#4264
23M → 24M1920-919#4264#5183
24M → 40K1969-968#5183#6151
40K → 25.2M3208-205#6151#6356
25.2M → Finish7362-355#6356#6711
TOTALS7195192-4473
📊

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