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BOSTON MARATHON 2025

Scott Belcher

FL

Bib: 14471 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:55/mi
24:36
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:03/mi
49:37
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:00/mi
1:14:27
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:01/mi
1:42:28
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:17/mi
1:48:07
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:31/mi
2:08:47
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:37/mi
2:38:39
↑ 181↓ 1480.2%
138 ft elev
20M
9:44/mi
2:51:52
↑ 64↓ 500.2%
148 ft elev
21M
10:19/mi
3:02:11
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:56/mi
3:08:52
↑ 17↓ 861.7%
156 ft elev
23M
10:30/mi
3:22:01
↑ 23↓ 630.6%
116 ft elev
24M
9:59/mi
3:32:00
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:33/mi
3:41:01
↓ 200.3%
20 ft elev
25.2M
11:01/mi
3:44:49
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:13/mi
3:54:13
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:07
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time2:06:06
Pace9:37 /mi
📊Positive Split: 16.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2724:367:5524:36
7:55
-
10K
6.21 mi11:19:2849:377:5925:01
8:03
+0:08
15K
9.32 mi11:44:181:14:277:5924:50
8:00
-0:03
20K
12.43 mi12:12:191:42:288:1528:01
9:01
+1:01
Half
13.11 mi12:17:581:48:078:155:39
8:17
-0:44
25K
15.53 mi12:38:382:08:478:1720:40
8:31
+0:14
30K
18.64 mi13:08:302:38:398:3129:52
9:37
+1:06
20M
20.00 mi13:21:432:51:528:3613:13
9:44
+0:07
21M
21.00 mi13:32:023:02:118:4110:19
10:19
+0:35
35K
21.75 mi13:38:433:08:528:416:41
8:56
-1:23
23M
23.00 mi13:51:523:22:018:4713:09
10:30
+1:34
24M
24.00 mi14:01:513:32:008:509:59
9:59
-0:31
40K
24.85 mi14:10:523:41:018:549:01
10:33
+0:34
25.2M
25.20 mi14:14:403:44:498:553:48
11:01
+0:28
Finish
26.22 mi14:24:043:54:138:569:24
9:13
-1:48

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

7:55 /mi

Average Pace

8:56 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:46

43% of race

Time at Steady Pace

1:13:58

32% of race

Time at Slower Pace

59:29

25% of race

Average Pace: 8:56 /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 mi10:54:2724:367:5524:36
7:55
#15870
10K
6.21 mi11:19:2849:377:5925:01
8:03
#16384
15K
9.32 mi11:44:181:14:277:5924:50
8:00
#16233
20K
12.43 mi12:12:191:42:288:1528:01
9:01
#17645
Half
13.11 mi12:17:581:48:078:155:39
8:17
#17648
25K
15.53 mi12:38:382:08:478:1720:40
8:31
#17539
30K
18.64 mi13:08:302:38:398:3129:52
9:37
#18196
20M
20.00 mi13:21:432:51:528:3613:13
9:44
#18393
21M
21.00 mi13:32:023:02:118:4110:19
10:19
#18455
35K
21.75 mi13:38:433:08:528:416:41
8:56
#18448
23M
23.00 mi13:51:523:22:018:4713:09
10:30
#18776
24M
24.00 mi14:01:513:32:008:509:59
9:59
#18951
40K
24.85 mi14:10:523:41:018:549:01
10:33
#19123
25.2M
25.20 mi14:14:403:44:498:553:48
11:01
#19147
Finish
26.22 mi14:24:043:54:138:569:24
9:13
#19178
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15870107651076515996(Top 56%)10810(Top 67%)10810(Top 542%)
10K6.21 mi3.10 mi16384-51410965-20010965-20016855(Top 59%)11188(Top 69%)11188(Top 561%)
15K9.32 mi3.11 mi16233+15110914+5110914+5115996(Top 56%)10810(Top 67%)10810(Top 542%)
20K12.43 mi3.11 mi17645-141211469-55511469-55521058(Top 74%)12905(Top 80%)12905(Top 647%)
Half13.11 mi0.68 mi17648-311476-711476-717807(Top 63%)11552(Top 72%)11552(Top 579%)
25K15.53 mi2.42 mi17539+10911406+7011406+7017341(Top 61%)11249(Top 70%)11249(Top 564%)
30K18.64 mi3.11 mi18196-65711642-23611642-23620392(Top 72%)12464(Top 77%)12464(Top 624%)
20M20.00 mi1.36 mi18393-19711706-6411706-6420019(Top 70%)12160(Top 76%)12160(Top 609%)
21M21.00 mi1.00 mi18455-62117061170619416(Top 68%)11797(Top 73%)11797(Top 591%)
35K21.75 mi0.75 mi18448+711689+1711689+1717917(Top 63%)11020(Top 68%)11020(Top 552%)
23M23.00 mi1.25 mi18776-32811799-11011799-11022019(Top 78%)12882(Top 80%)12882(Top 645%)
24M24.00 mi1.00 mi18951-17511853-5411853-5421307(Top 75%)12494(Top 78%)12494(Top 626%)
40K24.85 mi0.85 mi19123-17211908-5511908-5522027(Top 78%)12756(Top 79%)12756(Top 639%)
25.2M25.20 mi0.35 mi19147-2411902+611902+620664(Top 73%)12111(Top 75%)12111(Top 607%)
Finish26.22 mi1.02 mi19178-3111891+1111891+1120039(Top 71%)11818(Top 73%)11818(Top 592%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

15996

Males

10810

M50-54

10810

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

16855

Males

11188

M50-54

11188

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

15996

Males

10810

M50-54

10810

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

21058

Males

12905

M50-54

12905

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

17807

Males

11552

M50-54

11552

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

17341

Males

11249

M50-54

11249

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

20392

Males

12464

M50-54

12464

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

20019

Males

12160

M50-54

12160

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

19416

Males

11797

M50-54

11797

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17917

Males

11020

M50-54

11020

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22019

Males

12882

M50-54

12882

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

21307

Males

12494

M50-54

12494

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22027

Males

12756

M50-54

12756

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20664

Males

12111

M50-54

12111

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

20039

Males

11818

M50-54

11818

Passing Analysis

Category:
Athletes Passed
1176
Passed By
4484
Net Change
-3308
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15870
5K → 10K156670-514#15870#16384
10K → 15K282131+151#16384#16233
15K → 20K251437-1412#16233#17645
20K → Half3336-3#17645#17648
Half → 25K216107+109#17648#17539
25K → 30K79736-657#17539#18196
30K → 20M65262-197#18196#18393
20M → 21M88150-62#18393#18455
21M → 35K5952+7#18455#18448
35K → 23M46374-328#18448#18776
23M → 24M24199-175#18776#18951
24M → 40K38210-172#18951#19123
40K → 25.2M2448-24#19123#19147
25.2M → Finish4172-31#19147#19178
TOTALS11764484-3308
📊

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