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BOSTON MARATHON 2025

John Miles

Bib: 24823•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M70-74)
#0 / 228
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
9:45/mi
30:17
↑ 97↓ 3451.5%
10K· 6.21 mi
9:55/mi
1:01:07
↑ 79↓ 1380.4%
15K· 9.32 mi
10:31/mi
1:33:48
↑ 67↓ 78
20K· 12.43 mi
10:03/mi
2:05:01
↑ 106↓ 860.1%
Half· 13.11 mi
9:33/mi
2:11:32
↑ 19↓ 370.5%
25K· 15.53 mi
10:14/mi
2:36:20
↑ 66↓ 880.2%
30K· 18.64 mi
10:48/mi
3:09:52
↑ 181↓ 1480.2%
20M
9:51/mi
3:23:15
↑ 64↓ 500.2%
21M
10:39/mi
3:33:54
↑ 106↓ 241.6%
35K· 21.75 mi
11:24/mi
3:42:26
↑ 17↓ 861.7%
23M
9:42/mi
3:54:35
↑ 23↓ 630.6%
24M
10:11/mi
4:04:46
↓ 821.3%
40K· 24.85 mi
9:49/mi
4:13:10
↓ 200.3%
25.2M
10:50/mi
4:16:54
↑ 13↓ 160.2%
Finish· 26.22 mi
10:11/mi
4:27:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:32
Pace10:02 /mi
2nd Half
Distance13.11 mi
Time2:15:45
Pace10:21 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:3030:179:4530:17
9:45
-
10K
6.21 mi12:02:201:01:079:5030:50
9:55
+0:10
15K
9.32 mi12:35:011:33:4810:0432:41
10:31
+0:36
20K
12.43 mi13:06:142:05:0110:0431:13
10:03
-0:28
Half
13.11 mi13:12:452:11:3210:026:31
9:33
-0:30
25K
15.53 mi13:37:332:36:2010:0424:48
10:14
+0:41
30K
18.64 mi14:11:053:09:5210:1133:32
10:48
+0:34
20M
20.00 mi14:24:283:23:1510:1013:23
9:51
-0:57
21M
21.00 mi14:35:073:33:5410:1110:39
10:39
+0:48
35K
21.75 mi14:43:393:42:2610:148:32
11:24
+0:45
23M
23.00 mi14:55:483:54:3510:1212:09
9:42
-1:42
24M
24.00 mi15:05:594:04:4610:1210:11
10:11
+0:29
40K
24.85 mi15:14:234:13:1010:118:24
9:49
-0:22
25.2M
25.20 mi15:18:074:16:5410:123:44
10:50
+1:01
Finish
26.22 mi15:28:304:27:1710:1210:23
10:11
-0:39

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

9:33 /mi

Average Pace

10:12 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:09

67% of race

Time at Steady Pace

1:20:36

30% of race

Time at Slower Pace

8:32

3% of race

Average Pace: 10:12 /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 mi11:31:3030:179:4530:17
9:45
#24962
10K
6.21 mi12:02:201:01:079:5030:50
9:55
#25044
15K
9.32 mi12:35:011:33:4810:0432:41
10:31
#25448
20K
12.43 mi13:06:142:05:0110:0431:13
10:03
#25156
Half
13.11 mi13:12:452:11:3210:026:31
9:33
#25083
25K
15.53 mi13:37:332:36:2010:0424:48
10:14
#24853
30K
18.64 mi14:11:053:09:5210:1133:32
10:48
#24633
20M
20.00 mi14:24:283:23:1510:1013:23
9:51
#24396
21M
21.00 mi14:35:073:33:5410:1110:39
10:39
#24194
35K
21.75 mi14:43:393:42:2610:148:32
11:24
#24237
23M
23.00 mi14:55:483:54:3510:1212:09
9:42
#23998
24M
24.00 mi15:05:594:04:4610:1210:11
10:11
#23909
40K
24.85 mi15:14:234:13:1010:118:24
9:49
#23777
25.2M
25.20 mi15:18:074:16:5410:123:44
10:50
#23738
Finish
26.22 mi15:28:304:27:1710:1210:23
10:11
#23728
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi24962147071470725977(Top 91%)15134(Top 94%)15134(Top 6638%)
10K6.21 mi3.10 mi25044-8214724-1714724-1725150(Top 89%)14770(Top 92%)14770(Top 6478%)
15K9.32 mi3.11 mi25448-40414918-19414918-19425977(Top 91%)15134(Top 94%)15134(Top 6638%)
20K12.43 mi3.11 mi25156+29214771+14714771+14724323(Top 86%)14368(Top 89%)14368(Top 6302%)
Half13.11 mi0.68 mi25083+7314737+3414737+3423690(Top 83%)14093(Top 88%)14093(Top 6181%)
25K15.53 mi2.42 mi24853+23014612+12514612+12523778(Top 84%)14091(Top 87%)14091(Top 6180%)
30K18.64 mi3.11 mi24633+22014494+11814494+11823588(Top 83%)13877(Top 86%)13877(Top 6086%)
20M20.00 mi1.36 mi24396+23714377+11714377+11720446(Top 72%)12349(Top 77%)12349(Top 5416%)
21M21.00 mi1.00 mi24194+20214262+11514262+11520445(Top 72%)12246(Top 76%)12246(Top 5371%)
35K21.75 mi0.75 mi24237-4314266-414266-424946(Top 88%)14325(Top 89%)14325(Top 6283%)
23M23.00 mi1.25 mi23998+23914139+12714139+12719457(Top 69%)11656(Top 72%)11656(Top 5112%)
24M24.00 mi1.00 mi23909+8914088+5114088+5121890(Top 77%)12758(Top 79%)12758(Top 5596%)
40K24.85 mi0.85 mi23777+13214008+8014008+8019892(Top 70%)11754(Top 73%)11754(Top 5155%)
25.2M25.20 mi0.35 mi23738+3913985+2313985+2320112(Top 71%)11854(Top 74%)11854(Top 5199%)
Finish26.22 mi1.02 mi23728+1013971+1413971+1423490(Top 83%)13509(Top 84%)13509(Top 5925%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

25977

Males

15134

M70-74

15134

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

25150

Males

14770

M70-74

14770

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

25977

Males

15134

M70-74

15134

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24323

Males

14368

M70-74

14368

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23690

Males

14093

M70-74

14093

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

23778

Males

14091

M70-74

14091

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23588

Males

13877

M70-74

13877

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

20446

Males

12349

M70-74

12349

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20445

Males

12246

M70-74

12246

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

24946

Males

14325

M70-74

14325

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19457

Males

11656

M70-74

11656

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21890

Males

12758

M70-74

12758

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19892

Males

11754

M70-74

11754

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20112

Males

11854

M70-74

11854

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23490

Males

13509

M70-74

13509

Passing Analysis

Category:
Athletes Passed
2100
Passed By
866
Net Change
+1234
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24962
5K → 10K154236-82#24962#25044
10K → 15K41445-404#25044#25448
15K → 20K31018+292#25448#25156
20K → Half774+73#25156#25083
Half → 25K24515+230#25083#24853
25K → 30K26242+220#24853#24633
30K → 20M2381+237#24633#24396
20M → 21M2042+202#24396#24194
21M → 35K2467-43#24194#24237
35K → 23M2390+239#24237#23998
23M → 24M956+89#23998#23909
24M → 40K1353+132#23909#23777
40K → 25.2M390+39#23777#23738
25.2M → Finish3727+10#23738#23728
TOTALS2100866+1234
📊

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