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BOSTON MARATHON 2025

Scott Salwey

Bib: 1651•M

IL

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

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
6:53/mi
21:24
↑ 97↓ 3451.5%
10K· 6.21 mi
6:55/mi
42:53
↑ 79↓ 1380.4%
15K· 9.32 mi
6:55/mi
1:04:23
↑ 67↓ 78
20K· 12.43 mi
6:52/mi
1:25:42
↑ 106↓ 860.1%
Half· 13.11 mi
6:45/mi
1:30:18
↑ 19↓ 370.5%
25K· 15.53 mi
6:50/mi
1:46:53
↑ 66↓ 880.2%
30K· 18.64 mi
7:06/mi
2:08:58
↑ 181↓ 1480.2%
20M
7:22/mi
2:18:59
↑ 64↓ 500.2%
21M
7:50/mi
2:26:49
↑ 106↓ 241.6%
35K· 21.75 mi
7:53/mi
2:32:43
↑ 17↓ 861.7%
23M
7:30/mi
2:42:07
↑ 23↓ 630.6%
24M
8:01/mi
2:50:08
↓ 821.3%
40K· 24.85 mi
7:44/mi
2:56:45
↓ 200.3%
25.2M
10:41/mi
3:00:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:30/mi
3:09:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:18
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:38:48
Pace7:32 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0321:246:5321:24
6:53
-
10K
6.21 mi10:43:3242:536:5421:29
6:55
+0:02
15K
9.32 mi11:05:021:04:236:5421:30
6:55
0:00
20K
12.43 mi11:26:211:25:426:5421:19
6:52
-0:03
Half
13.11 mi11:30:571:30:186:534:36
6:45
-0:07
25K
15.53 mi11:47:321:46:536:5316:35
6:50
+0:05
30K
18.64 mi12:09:372:08:586:5522:05
7:06
+0:16
20M
20.00 mi12:19:382:18:596:5710:01
7:22
+0:16
21M
21.00 mi12:27:282:26:496:597:50
7:50
+0:28
35K
21.75 mi12:33:222:32:437:015:54
7:53
+0:03
23M
23.00 mi12:42:462:42:077:039:24
7:30
-0:23
24M
24.00 mi12:50:472:50:087:058:01
8:01
+0:31
40K
24.85 mi12:57:242:56:457:076:37
7:44
-0:17
25.2M
25.20 mi13:01:053:00:267:103:41
10:41
+2:57
Finish
26.22 mi13:09:453:09:067:138:40
8:30
-2:11

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

6:45 /mi

Average Pace

7:13 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

42:30

22% of race

Time at Steady Pace

2:00:20

64% of race

Time at Slower Pace

26:16

14% of race

Average Pace: 7:13 /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 mi10:22:0321:246:5321:24
6:53
#6962
10K
6.21 mi10:43:3242:536:5421:29
6:55
#7166
15K
9.32 mi11:05:021:04:236:5421:30
6:55
#7131
20K
12.43 mi11:26:211:25:426:5421:19
6:52
#6788
Half
13.11 mi11:30:571:30:186:534:36
6:45
#6738
25K
15.53 mi11:47:321:46:536:5316:35
6:50
#6420
30K
18.64 mi12:09:372:08:586:5522:05
7:06
#6101
20M
20.00 mi12:19:382:18:596:5710:01
7:22
#6061
21M
21.00 mi12:27:282:26:496:597:50
7:50
#6029
35K
21.75 mi12:33:222:32:437:015:54
7:53
#6157
23M
23.00 mi12:42:462:42:077:039:24
7:30
#6104
24M
24.00 mi12:50:472:50:087:058:01
8:01
#6245
40K
24.85 mi12:57:242:56:457:076:37
7:44
#6265
25.2M
25.20 mi13:01:053:00:267:103:41
10:41
#6450
Finish
26.22 mi13:09:453:09:067:138:40
8:30
#6800
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6962627262727088(Top 25%)6316(Top 39%)6316(Top 112%)
10K6.21 mi3.10 mi7166-2046418-1466418-1467338(Top 26%)6534(Top 41%)6534(Top 116%)
15K9.32 mi3.11 mi7131+356385+336385+337088(Top 25%)6316(Top 39%)6316(Top 112%)
20K12.43 mi3.11 mi6788+3436121+2646121+2645881(Top 21%)5341(Top 33%)5341(Top 95%)
Half13.11 mi0.68 mi6738+506079+426079+425675(Top 20%)5195(Top 32%)5195(Top 92%)
25K15.53 mi2.42 mi6420+3185804+2755804+2755210(Top 18%)4776(Top 30%)4776(Top 85%)
30K18.64 mi3.11 mi6101+3195507+2975507+2975366(Top 19%)4832(Top 30%)4832(Top 86%)
20M20.00 mi1.36 mi6061+405468+395468+396209(Top 22%)5340(Top 33%)5340(Top 95%)
21M21.00 mi1.00 mi6029+325427+415427+416382(Top 22%)5318(Top 33%)5318(Top 94%)
35K21.75 mi0.75 mi6157-1285524-975524-9711395(Top 40%)8029(Top 50%)8029(Top 142%)
23M23.00 mi1.25 mi6104+535458+665458+666652(Top 23%)5393(Top 33%)5393(Top 96%)
24M24.00 mi1.00 mi6245-1415547-895547-8911307(Top 40%)7798(Top 48%)7798(Top 138%)
40K24.85 mi0.85 mi6265-205540+75540+78323(Top 29%)6161(Top 38%)6161(Top 109%)
25.2M25.20 mi0.35 mi6450-1855651-1115651-11119580(Top 69%)11563(Top 72%)11563(Top 205%)
Finish26.22 mi1.02 mi6800-3505858-2075858-20716210(Top 57%)10018(Top 62%)10018(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

7088

Males

6316

M18-39

6316

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

7338

Males

6534

M18-39

6534

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

7088

Males

6316

M18-39

6316

15K→20K

9.3 - 12.4 mi

Top 21%
×5story building
+106ft-86ft

Overall

5881

Males

5341

M18-39

5341

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5675

Males

5195

M18-39

5195

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

5210

Males

4776

M18-39

4776

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5366

Males

4832

M18-39

4832

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

6209

Males

5340

M18-39

5340

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6382

Males

5318

M18-39

5318

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11395

Males

8029

M18-39

8029

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6652

Males

5393

M18-39

5393

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11307

Males

7798

M18-39

7798

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8323

Males

6161

M18-39

6161

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19580

Males

11563

M18-39

11563

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

16210

Males

10018

M18-39

10018

Passing Analysis

Category:
Athletes Passed
1756
Passed By
1594
Net Change
+162
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6962
5K → 10K116320-204#6962#7166
10K → 15K157122+35#7166#7131
15K → 20K36017+343#7131#6788
20K → Half599+50#6788#6738
Half → 25K33113+318#6738#6420
25K → 30K35233+319#6420#6101
30K → 20M8747+40#6101#6061
20M → 21M8452+32#6061#6029
21M → 35K16144-128#6029#6157
35K → 23M10451+53#6157#6104
23M → 24M27168-141#6104#6245
24M → 40K5070-20#6245#6265
40K → 25.2M3188-185#6265#6450
25.2M → Finish10360-350#6450#6800
TOTALS17561594+162
📊

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