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BOSTON MARATHON 2025

Justin Skavery

Bib: 1896•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 19%
Division (M18-39)
#0 / 5642
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:44
Rank: #1165
Start → 5K
6:02/mi
18:44 split
10K· 6.21 mi
37:57
Rank: #1458 (-293)
5K → 10K
6:11/mi
19:13 split
15K· 9.32 mi
57:28
Rank: #1683 (-225)
10K → 15K
6:17/mi
19:31 split
20K· 12.43 mi
1:17:42
Rank: #2011 (-328)
15K → 20K
6:31/mi
20:14 split
Half· 13.11 mi
1:22:02
Rank: #2055 (-44)
20K → Half
6:21/mi
4:20 split
25K· 15.53 mi
1:38:07
Rank: #2273 (-218)
Half → 25K
6:38/mi
16:05 split
30K· 18.64 mi
1:59:38
Rank: #2550 (-277)
25K → 30K
6:56/mi
21:31 split
20M
2:09:27
Rank: #2717 (-167)
30K → 20M
7:13/mi
9:49 split
21M
2:16:57
Rank: #2792 (-75)
20M → 21M
7:30/mi
7:30 split
35K· 21.75 mi
2:22:15
Rank: #2866 (-74)
21M → 35K
7:05/mi
5:18 split
23M
2:31:23
Rank: #2949 (-83)
35K → 23M
7:18/mi
9:08 split
24M
2:38:36
Rank: #3032 (-83)
23M → 24M
7:13/mi
7:13 split
40K· 24.85 mi
2:44:54
Rank: #3089 (-57)
24M → 40K
7:22/mi
6:18 split
25.2M
2:47:40
Rank: #3109 (-20)
40K → 25.2M
8:01/mi
2:46 split
Finish· 26.22 mi
2:55:13
Rank: #3294 (-185)
25.2M → Finish
7:25/mi
7:33 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:02
Pace6:15 /mi
2nd Half
Distance13.11 mi
Time1:33:11
Pace7:06 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1618:446:0218:44
6:02
-
10K
6.21 mi10:38:2937:576:0619:13
6:11
+0:09
15K
9.32 mi10:58:0057:286:1019:31
6:17
+0:06
20K
12.43 mi11:18:141:17:426:1520:14
6:31
+0:14
Half
13.11 mi11:22:341:22:026:154:20
6:21
-0:10
25K
15.53 mi11:38:391:38:076:1916:05
6:38
+0:17
30K
18.64 mi12:00:101:59:386:2521:31
6:56
+0:18
20M
20.00 mi12:09:592:09:276:289:49
7:13
+0:17
21M
21.00 mi12:17:292:16:576:317:30
7:30
+0:17
35K
21.75 mi12:22:472:22:156:325:18
7:05
-0:25
23M
23.00 mi12:31:552:31:236:359:08
7:18
+0:13
24M
24.00 mi12:39:082:38:366:377:13
7:13
-0:05
40K
24.85 mi12:45:262:44:546:386:18
7:22
+0:09
25.2M
25.20 mi12:48:122:47:406:392:46
8:01
+0:39
Finish
26.22 mi12:55:452:55:136:417:33
7:25
-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

6:02 /mi

Average Pace

6:41 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:07

56% of race

Time at Steady Pace

52:59

30% of race

Time at Slower Pace

24:07

14% of race

Average Pace: 6:41 /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 mi10:19:1618:446:0218:44
6:02
#1165
10K
6.21 mi10:38:2937:576:0619:13
6:11
#1458
15K
9.32 mi10:58:0057:286:1019:31
6:17
#1683
20K
12.43 mi11:18:141:17:426:1520:14
6:31
#2011
Half
13.11 mi11:22:341:22:026:154:20
6:21
#2055
25K
15.53 mi11:38:391:38:076:1916:05
6:38
#2273
30K
18.64 mi12:00:101:59:386:2521:31
6:56
#2550
20M
20.00 mi12:09:592:09:276:289:49
7:13
#2717
21M
21.00 mi12:17:292:16:576:317:30
7:30
#2792
35K
21.75 mi12:22:472:22:156:325:18
7:05
#2866
23M
23.00 mi12:31:552:31:236:359:08
7:18
#2949
24M
24.00 mi12:39:082:38:366:377:13
7:13
#3032
40K
24.85 mi12:45:262:44:546:386:18
7:22
#3089
25.2M
25.20 mi12:48:122:47:406:392:46
8:01
#3109
Finish
26.22 mi12:55:452:55:136:417:33
7:25
#3294
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1165110311032271(Top 8%)2166(Top 13%)2166(Top 38%)
10K6.21 mi3.10 mi1458-2931388-2851388-2851847(Top 7%)1755(Top 11%)1755(Top 31%)
15K9.32 mi3.11 mi1683-2251600-2121600-2122271(Top 8%)2166(Top 13%)2166(Top 38%)
20K12.43 mi3.11 mi2011-3281919-3191919-3193206(Top 11%)3041(Top 19%)3041(Top 54%)
Half13.11 mi0.68 mi2055-441963-441963-442840(Top 10%)2716(Top 17%)2716(Top 48%)
25K15.53 mi2.42 mi2273-2182170-2072170-2073678(Top 13%)3457(Top 21%)3457(Top 61%)
30K18.64 mi3.11 mi2550-2772436-2662436-2664251(Top 15%)3904(Top 24%)3904(Top 69%)
20M20.00 mi1.36 mi2717-1672587-1512587-1515328(Top 19%)4725(Top 29%)4725(Top 84%)
21M21.00 mi1.00 mi2792-752659-722659-724615(Top 16%)4085(Top 25%)4085(Top 72%)
35K21.75 mi0.75 mi2866-742721-622721-625884(Top 21%)4983(Top 31%)4983(Top 88%)
23M23.00 mi1.25 mi2949-832791-702791-705436(Top 19%)4625(Top 29%)4625(Top 82%)
24M24.00 mi1.00 mi3032-832867-762867-765910(Top 21%)4858(Top 30%)4858(Top 86%)
40K24.85 mi0.85 mi3089-572915-482915-486003(Top 21%)4849(Top 30%)4849(Top 86%)
25.2M25.20 mi0.35 mi3109-202930-152930-156024(Top 21%)4750(Top 29%)4750(Top 84%)
Finish26.22 mi1.02 mi3294-1853085-1553085-1558519(Top 30%)6191(Top 38%)6191(Top 110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21story building
+97ft-345ft

Overall

2271

Males

2166

M18-39

2166

5K→10K

3.1 - 6.2 mi

Top 7%
×5story building
+79ft-138ft

Overall

1847

Males

1755

M18-39

1755

10K→15K

6.2 - 9.3 mi

Top 8%
×3story building
+67ft-78ft

Overall

2271

Males

2166

M18-39

2166

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

3206

Males

3041

M18-39

3041

20K→Half

12.4 - 13.1 mi

Top 10%
×2story building
+19ft-37ft

Overall

2840

Males

2716

M18-39

2716

Half→25K

13.1 - 15.5 mi

Top 13%
×4story building
+66ft-88ft

Overall

3678

Males

3457

M18-39

3457

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

4251

Males

3904

M18-39

3904

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5328

Males

4725

M18-39

4725

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4615

Males

4085

M18-39

4085

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5884

Males

4983

M18-39

4983

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

5436

Males

4625

M18-39

4625

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

5910

Males

4858

M18-39

4858

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

6003

Males

4849

M18-39

4849

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

6024

Males

4750

M18-39

4750

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

8519

Males

6191

M18-39

6191

Passing Analysis

Category:
Athletes Passed
256
Passed By
2385
Net Change
-2129
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1165
5K → 10K15308-293#1165#1458
10K → 15K9234-225#1458#1683
15K → 20K16344-328#1683#2011
20K → Half246-44#2011#2055
Half → 25K14232-218#2055#2273
25K → 30K30307-277#2273#2550
30K → 20M23190-167#2550#2717
20M → 21M26101-75#2717#2792
21M → 35K1791-74#2792#2866
35K → 23M32115-83#2866#2949
23M → 24M19102-83#2949#3032
24M → 40K2683-57#3032#3089
40K → 25.2M1535-20#3089#3109
25.2M → Finish12197-185#3109#3294
TOTALS2562385-2129
📊

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