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BOSTON MARATHON 2025

Shaun Hamilton

Bib: 5203•M

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Masters (Masters Men)
#0 / 10463
Top 8%
Division (M45-49)
#0 / 2386
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:53
Rank: #3123
Start → 5K
19:53 | 6:24/mi
10K· 6.21 mi
39:45
Rank: #3050 (+73)
5K → 10K
19:52 | 6:24/mi
15K· 9.32 mi
59:18
Rank: #2756 (+294)
10K → 15K
19:33 | 6:18/mi
20K· 12.43 mi
1:18:59
Rank: #2590 (+166)
15K → 20K
19:41 | 6:20/mi
Half· 13.11 mi
1:23:16
Rank: #2573 (+17)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:38:44
Rank: #2490 (+83)
Half → 25K
15:28 | 6:23/mi
30K· 18.64 mi
1:59:41
Rank: #2565 (-75)
25K → 30K
20:57 | 6:45/mi
20M
2:09:21
Rank: #2673 (-108)
30K → 20M
9:40 | 7:07/mi
21M
2:17:26
Rank: #2926 (-253)
20M → 21M
8:05 | 8:05/mi
35K· 21.75 mi
2:22:47
Rank: #2998 (-72)
21M → 35K
5:21 | 7:09/mi
23M
2:32:35
Rank: #3249 (-251)
35K → 23M
9:48 | 7:50/mi
24M
2:39:50
Rank: #3338 (-89)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
2:46:24
Rank: #3472 (-134)
24M → 40K
6:34 | 7:41/mi
25.2M
2:49:19
Rank: #3550 (-78)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
2:56:30
Rank: #3618 (-68)
25.2M → Finish
7:11 | 7:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:16
Pace6:21 /mi
2nd Half
Distance13.11 mi
Time1:33:14
Pace7:07 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2119:536:2419:53
6:24
-
10K
6.21 mi10:43:1339:456:2419:52
6:24
0:00
15K
9.32 mi11:02:4659:186:2219:33
6:18
-0:06
20K
12.43 mi11:22:271:18:596:2119:41
6:20
+0:02
Half
13.11 mi11:26:441:23:166:214:17
6:17
-0:03
25K
15.53 mi11:42:121:38:446:2115:28
6:23
+0:06
30K
18.64 mi12:03:091:59:416:2520:57
6:45
+0:22
20M
20.00 mi12:12:492:09:216:289:40
7:07
+0:22
21M
21.00 mi12:20:542:17:266:338:05
8:05
+0:58
35K
21.75 mi12:26:152:22:476:345:21
7:09
-0:56
23M
23.00 mi12:36:032:32:356:389:48
7:50
+0:41
24M
24.00 mi12:43:182:39:506:407:15
7:15
-0:35
40K
24.85 mi12:49:522:46:246:426:34
7:41
+0:26
25.2M
25.20 mi12:52:472:49:196:432:55
8:27
+0:46
Finish
26.22 mi12:59:582:56:306:447:11
7:03
-1:24

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

6:17 /mi

Average Pace

6:44 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:44

56% of race

Time at Steady Pace

50:24

29% of race

Time at Slower Pace

27:22

16% of race

Average Pace: 6:44 /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 mi10:23:2119:536:2419:53
6:24
#3123
10K
6.21 mi10:43:1339:456:2419:52
6:24
#3050
15K
9.32 mi11:02:4659:186:2219:33
6:18
#2756
20K
12.43 mi11:22:271:18:596:2119:41
6:20
#2590
Half
13.11 mi11:26:441:23:166:214:17
6:17
#2573
25K
15.53 mi11:42:121:38:446:2115:28
6:23
#2490
30K
18.64 mi12:03:091:59:416:2520:57
6:45
#2565
20M
20.00 mi12:12:492:09:216:289:40
7:07
#2673
21M
21.00 mi12:20:542:17:266:338:05
8:05
#2926
35K
21.75 mi12:26:152:22:476:345:21
7:09
#2998
23M
23.00 mi12:36:032:32:356:389:48
7:50
#3249
24M
24.00 mi12:43:182:39:506:407:15
7:15
#3338
40K
24.85 mi12:49:522:46:246:426:34
7:41
#3472
25.2M
25.20 mi12:52:472:49:196:432:55
8:27
#3550
Finish
26.22 mi12:59:582:56:306:447:11
7:03
#3618
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3123296729672310(Top 8%)2205(Top 14%)2205(Top 92%)
10K6.21 mi3.10 mi3050+732902+652902+653021(Top 11%)2877(Top 18%)2877(Top 121%)
15K9.32 mi3.11 mi2756+2942628+2742628+2742310(Top 8%)2205(Top 14%)2205(Top 92%)
20K12.43 mi3.11 mi2590+1662471+1572471+1572203(Top 8%)2102(Top 13%)2102(Top 88%)
Half13.11 mi0.68 mi2573+172457+142457+142449(Top 9%)2346(Top 15%)2346(Top 98%)
25K15.53 mi2.42 mi2490+832376+812376+812270(Top 8%)2160(Top 13%)2160(Top 91%)
30K18.64 mi3.11 mi2565-752451-752451-753120(Top 11%)2929(Top 18%)2929(Top 123%)
20M20.00 mi1.36 mi2673-1082548-972548-974748(Top 17%)4289(Top 27%)4289(Top 180%)
21M21.00 mi1.00 mi2926-2532779-2312779-2317820(Top 28%)6149(Top 38%)6149(Top 258%)
35K21.75 mi0.75 mi2998-722839-602839-606268(Top 22%)5241(Top 33%)5241(Top 220%)
23M23.00 mi1.25 mi3249-2513067-2283067-2288748(Top 31%)6573(Top 41%)6573(Top 275%)
24M24.00 mi1.00 mi3338-893141-743141-746107(Top 22%)4984(Top 31%)4984(Top 209%)
40K24.85 mi0.85 mi3472-1343255-1143255-1147919(Top 28%)5939(Top 37%)5939(Top 249%)
25.2M25.20 mi0.35 mi3550-783317-623317-628464(Top 30%)6149(Top 38%)6149(Top 258%)
Finish26.22 mi1.02 mi3618-683371-543371-546049(Top 21%)4757(Top 30%)4757(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2310

Males

2205

M45-49

2205

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

3021

Males

2877

M45-49

2877

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2310

Males

2205

M45-49

2205

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2203

Males

2102

M45-49

2102

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2449

Males

2346

M45-49

2346

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2270

Males

2160

M45-49

2160

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3120

Males

2929

M45-49

2929

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4748

Males

4289

M45-49

4289

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7820

Males

6149

M45-49

6149

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6268

Males

5241

M45-49

5241

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8748

Males

6573

M45-49

6573

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

6107

Males

4984

M45-49

4984

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7919

Males

5939

M45-49

5939

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8464

Males

6149

M45-49

6149

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

6049

Males

4757

M45-49

4757

Passing Analysis

Category:
Athletes Passed
987
Passed By
1482
Net Change
-495
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3123
5K → 10K17198+73#3123#3050
10K → 15K3028+294#3050#2756
15K → 20K1759+166#2756#2590
20K → Half236+17#2590#2573
Half → 25K10421+83#2573#2490
25K → 30K67142-75#2490#2565
30K → 20M28136-108#2565#2673
20M → 21M8261-253#2673#2926
21M → 35K1789-72#2926#2998
35K → 23M19270-251#2998#3249
23M → 24M21110-89#3249#3338
24M → 40K13147-134#3338#3472
40K → 25.2M1088-78#3472#3550
25.2M → Finish2997-68#3550#3618
TOTALS9871482-495
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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