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BOSTON MARATHON 2025

Colton Ham

Bib: 2752•M

NH

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 31%
Gender (Male)
#0 / 16105
Top 44%
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
6:05/mi
18:54
↑ 97↓ 3451.5%
10K· 6.21 mi
6:01/mi
37:37
↑ 79↓ 1380.4%
15K· 9.32 mi
6:00/mi
56:17
↑ 67↓ 78
20K· 12.43 mi
6:03/mi
1:15:06
↑ 106↓ 860.1%
Half· 13.11 mi
6:02/mi
1:19:13
↑ 19↓ 370.5%
25K· 15.53 mi
6:18/mi
1:34:29
↑ 66↓ 880.2%
30K· 18.64 mi
6:47/mi
1:55:32
↑ 181↓ 1480.2%
20M
8:20/mi
2:06:51
↑ 64↓ 500.2%
21M
11:56/mi
2:18:47
↑ 106↓ 241.6%
35K· 21.75 mi
9:35/mi
2:25:57
↑ 17↓ 861.7%
23M
13:36/mi
2:42:59
↑ 23↓ 630.6%
24M
7:09/mi
2:50:08
↓ 821.3%
40K· 24.85 mi
11:50/mi
3:00:15
↓ 200.3%
25.2M
12:46/mi
3:04:39
↑ 13↓ 160.2%
Finish· 26.22 mi
11:14/mi
3:16:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:13
Pace6:03 /mi
2nd Half
Distance13.11 mi
Time1:56:53
Pace8:55 /mi
📊Positive Split: 47.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5718:546:0518:54
6:05
-
10K
6.21 mi10:38:4037:376:0318:43
6:01
-0:04
15K
9.32 mi10:57:2056:176:0218:40
6:00
-0:01
20K
12.43 mi11:16:091:15:066:0318:49
6:03
+0:03
Half
13.11 mi11:20:161:19:136:034:07
6:02
-0:01
25K
15.53 mi11:35:321:34:296:0515:16
6:18
+0:16
30K
18.64 mi11:56:351:55:326:1221:03
6:47
+0:29
20M
20.00 mi12:07:542:06:516:2111:19
8:20
+1:33
21M
21.00 mi12:19:502:18:476:3711:56
11:56
+3:36
35K
21.75 mi12:27:002:25:576:437:10
9:35
-2:21
23M
23.00 mi12:44:022:42:597:0517:02
13:36
+4:01
24M
24.00 mi12:51:112:50:087:057:09
7:09
-6:27
40K
24.85 mi13:01:183:00:157:1510:07
11:50
+4:41
25.2M
25.20 mi13:05:423:04:397:204:24
12:46
+0:56
Finish
26.22 mi13:17:093:16:067:2911:27
11:14
-1:32

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

6:00 /mi

Average Pace

7:29 /mi

Slowest Pace

13:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:14:00

68% of race

Time at Slower Pace

1:02:06

32% of race

Average Pace: 7:29 /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 mi10:19:5718:546:0518:54
6:05
#1345
10K
6.21 mi10:38:4037:376:0318:43
6:01
#1236
15K
9.32 mi10:57:2056:176:0218:40
6:00
#1166
20K
12.43 mi11:16:091:15:066:0318:49
6:03
#1114
Half
13.11 mi11:20:161:19:136:034:07
6:02
#1115
25K
15.53 mi11:35:321:34:296:0515:16
6:18
#1201
30K
18.64 mi11:56:351:55:326:1221:03
6:47
#1466
20M
20.00 mi12:07:542:06:516:2111:19
8:20
#2026
21M
21.00 mi12:19:502:18:476:3711:56
11:56
#3281
35K
21.75 mi12:27:002:25:576:437:10
9:35
#3888
23M
23.00 mi12:44:022:42:597:0517:02
13:36
#6330
24M
24.00 mi12:51:112:50:087:057:09
7:09
#6242
40K
24.85 mi13:01:183:00:157:1510:07
11:50
#7234
25.2M
25.20 mi13:05:423:04:397:204:24
12:46
#7663
Finish
26.22 mi13:17:093:16:067:2911:27
11:14
#8890
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1345128012801051(Top 4%)993(Top 6%)993(Top 18%)
10K6.21 mi3.10 mi1236+1091173+1071173+1071163(Top 4%)1101(Top 7%)1101(Top 20%)
15K9.32 mi3.11 mi1166+701104+691104+691051(Top 4%)993(Top 6%)993(Top 18%)
20K12.43 mi3.11 mi1114+521054+501054+501013(Top 4%)954(Top 6%)954(Top 17%)
Half13.11 mi0.68 mi1115-11055-11055-11224(Top 4%)1158(Top 7%)1158(Top 21%)
25K15.53 mi2.42 mi1201-861135-801135-801821(Top 6%)1729(Top 11%)1729(Top 31%)
30K18.64 mi3.11 mi1466-2651386-2511386-2513274(Top 12%)3062(Top 19%)3062(Top 54%)
20M20.00 mi1.36 mi2026-5601930-5441930-54412628(Top 44%)8821(Top 55%)8821(Top 156%)
21M21.00 mi1.00 mi3281-12553103-11733103-117323467(Top 83%)13656(Top 85%)13656(Top 242%)
35K21.75 mi0.75 mi3888-6073642-5393642-53920572(Top 72%)12231(Top 76%)12231(Top 217%)
23M23.00 mi1.25 mi6330-24425628-19865628-198626968(Top 95%)15314(Top 95%)15314(Top 271%)
24M24.00 mi1.00 mi6242+885544+845544+845464(Top 19%)4562(Top 28%)4562(Top 81%)
40K24.85 mi0.85 mi7234-9926191-6476191-64724666(Top 87%)14090(Top 87%)14090(Top 250%)
25.2M25.20 mi0.35 mi7663-4296442-2516442-25124640(Top 87%)14077(Top 87%)14077(Top 250%)
Finish26.22 mi1.02 mi8890-12277147-7057147-70525757(Top 91%)14661(Top 91%)14661(Top 260%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21story building
+97ft-345ft

Overall

1051

Males

993

M18-39

993

5K→10K

3.1 - 6.2 mi

Top 4%
×5story building
+79ft-138ft

Overall

1163

Males

1101

M18-39

1101

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+67ft-78ft

Overall

1051

Males

993

M18-39

993

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1013

Males

954

M18-39

954

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1224

Males

1158

M18-39

1158

Half→25K

13.1 - 15.5 mi

Top 6%
×4story building
+66ft-88ft

Overall

1821

Males

1729

M18-39

1729

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3274

Males

3062

M18-39

3062

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

12628

Males

8821

M18-39

8821

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

23467

Males

13656

M18-39

13656

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

20572

Males

12231

M18-39

12231

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

26968

Males

15314

M18-39

15314

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

5464

Males

4562

M18-39

4562

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24666

Males

14090

M18-39

14090

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24640

Males

14077

M18-39

14077

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

25757

Males

14661

M18-39

14661

Passing Analysis

Category:
Athletes Passed
418
Passed By
7963
Net Change
-7545
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1345
5K → 10K12617+109#1345#1236
10K → 15K8111+70#1236#1166
15K → 20K6816+52#1166#1114
20K → Half56-1#1114#1115
Half → 25K14100-86#1115#1201
25K → 30K10275-265#1201#1466
30K → 20M0560-560#1466#2026
20M → 21M21257-1255#2026#3281
21M → 35K3610-607#3281#3888
35K → 23M32445-2442#3888#6330
23M → 24M10012+88#6330#6242
24M → 40K2994-992#6242#7234
40K → 25.2M2431-429#7234#7663
25.2M → Finish21229-1227#7663#8890
TOTALS4187963-7545
📊

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