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BOSTON MARATHON 2025

Christopher Miller

Bib: 25724•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
11:18/mi
35:07
↑ 97↓ 3451.5%
10K· 6.21 mi
11:07/mi
1:09:38
↑ 79↓ 1380.4%
15K· 9.32 mi
11:36/mi
1:45:41
↑ 67↓ 78
20K· 12.43 mi
11:40/mi
2:21:56
↑ 106↓ 860.1%
Half· 13.11 mi
11:17/mi
2:29:38
↑ 19↓ 370.5%
25K· 15.53 mi
13:04/mi
3:01:19
↑ 66↓ 880.2%
30K· 18.64 mi
12:10/mi
3:39:08
↑ 181↓ 1480.2%
20M
12:25/mi
3:56:01
↑ 64↓ 500.2%
21M
13:12/mi
4:09:13
↑ 106↓ 241.6%
35K· 21.75 mi
11:55/mi
4:18:08
↑ 17↓ 861.7%
23M
12:55/mi
4:34:18
↑ 23↓ 630.6%
24M
12:57/mi
4:47:15
↓ 821.3%
40K· 24.85 mi
14:11/mi
4:59:23
↓ 200.3%
25.2M
14:21/mi
5:04:20
↑ 13↓ 160.2%
Finish· 26.22 mi
12:05/mi
5:16:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:29:38
Pace11:25 /mi
2nd Half
Distance13.11 mi
Time2:47:01
Pace12:44 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:3835:0711:1835:07
11:18
-
10K
6.21 mi12:25:091:09:3811:1234:31
11:07
-0:11
15K
9.32 mi13:01:121:45:4111:2036:03
11:36
+0:29
20K
12.43 mi13:37:272:21:5611:2536:15
11:40
+0:04
Half
13.11 mi13:45:092:29:3811:257:42
11:17
-0:23
25K
15.53 mi14:16:503:01:1911:4031:41
13:04
+1:47
30K
18.64 mi14:54:393:39:0811:4537:49
12:10
-0:54
20M
20.00 mi15:11:323:56:0111:4816:53
12:25
+0:15
21M
21.00 mi15:24:444:09:1311:5213:12
13:12
+0:47
35K
21.75 mi15:33:394:18:0811:528:55
11:55
-1:17
23M
23.00 mi15:49:494:34:1811:5616:10
12:55
+1:00
24M
24.00 mi16:02:464:47:1511:5812:57
12:57
+0:02
40K
24.85 mi16:14:544:59:2312:0312:08
14:11
+1:14
25.2M
25.20 mi16:19:515:04:2012:054:57
14:21
+0:10
Finish
26.22 mi16:32:105:16:3912:0512:19
12:05
-2:16

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

11:07 /mi

Average Pace

12:05 /mi

Slowest Pace

14:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:38

47% of race

Time at Steady Pace

1:15:56

24% of race

Time at Slower Pace

1:31:05

29% of race

Average Pace: 12:05 /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 mi11:50:3835:0711:1835:07
11:18
#27852
10K
6.21 mi12:25:091:09:3811:1234:31
11:07
#27550
15K
9.32 mi13:01:121:45:4111:2036:03
11:36
#27480
20K
12.43 mi13:37:272:21:5611:2536:15
11:40
#27300
Half
13.11 mi13:45:092:29:3811:257:42
11:17
#27269
25K
15.53 mi14:16:503:01:1911:4031:41
13:04
#27290
30K
18.64 mi14:54:393:39:0811:4537:49
12:10
#27067
20M
20.00 mi15:11:323:56:0111:4816:53
12:25
#27001
21M
21.00 mi15:24:444:09:1311:5213:12
13:12
#26945
35K
21.75 mi15:33:394:18:0811:528:55
11:55
#26917
23M
23.00 mi15:49:494:34:1811:5616:10
12:55
#26898
24M
24.00 mi16:02:464:47:1511:5812:57
12:57
#26883
40K
24.85 mi16:14:544:59:2312:0312:08
14:11
#26918
25.2M
25.20 mi16:19:515:04:2012:054:57
14:21
#26918
Finish
26.22 mi16:32:105:16:3912:0512:19
12:05
#26922
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi27852159141591427318(Top 96%)15683(Top 97%)15683(Top 657%)
10K6.21 mi3.10 mi27550+30215810+10415810+10427204(Top 96%)15650(Top 97%)15650(Top 656%)
15K9.32 mi3.11 mi27480+7015767+4315767+4327318(Top 96%)15683(Top 97%)15683(Top 657%)
20K12.43 mi3.11 mi27300+18015690+7715690+7726810(Top 94%)15463(Top 96%)15463(Top 648%)
Half13.11 mi0.68 mi27269+3115677+1315677+1326857(Top 95%)15457(Top 96%)15457(Top 648%)
25K15.53 mi2.42 mi27290-2115669+815669+827338(Top 96%)15656(Top 97%)15656(Top 656%)
30K18.64 mi3.11 mi27067+22315567+10215567+10225799(Top 91%)14896(Top 92%)14896(Top 624%)
20M20.00 mi1.36 mi27001+6615533+3415533+3425827(Top 91%)14846(Top 92%)14846(Top 622%)
21M21.00 mi1.00 mi26945+5615497+3615497+3625319(Top 89%)14531(Top 90%)14531(Top 609%)
35K21.75 mi0.75 mi26917+2815488+915488+925747(Top 91%)14707(Top 91%)14707(Top 616%)
23M23.00 mi1.25 mi26898+1915473+1515473+1526281(Top 93%)14975(Top 93%)14975(Top 628%)
24M24.00 mi1.00 mi26883+1515446+2715446+2726802(Top 94%)15199(Top 94%)15199(Top 637%)
40K24.85 mi0.85 mi26918-3515456-1015456-1027330(Top 96%)15463(Top 96%)15463(Top 648%)
25.2M25.20 mi0.35 mi2691815455+115455+126618(Top 94%)15075(Top 94%)15075(Top 632%)
Finish26.22 mi1.02 mi26922-415451+415451+426899(Top 95%)15248(Top 95%)15248(Top 639%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

27318

Males

15683

M45-49

15683

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

27204

Males

15650

M45-49

15650

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

27318

Males

15683

M45-49

15683

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

26810

Males

15463

M45-49

15463

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

26857

Males

15457

M45-49

15457

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

27338

Males

15656

M45-49

15656

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

25799

Males

14896

M45-49

14896

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

25827

Males

14846

M45-49

14846

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25319

Males

14531

M45-49

14531

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

25747

Males

14707

M45-49

14707

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

26281

Males

14975

M45-49

14975

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

26802

Males

15199

M45-49

15199

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

27330

Males

15463

M45-49

15463

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26618

Males

15075

M45-49

15075

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

26899

Males

15248

M45-49

15248

Passing Analysis

Category:
Athletes Passed
1258
Passed By
328
Net Change
+930
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27852
5K → 10K31513+302#27852#27550
10K → 15K12454+70#27550#27480
15K → 20K20020+180#27480#27300
20K → Half343+31#27300#27269
Half → 25K7091-21#27269#27290
25K → 30K2318+223#27290#27067
30K → 20M704+66#27067#27001
20M → 21M615+56#27001#26945
21M → 35K346+28#26945#26917
35K → 23M4223+19#26917#26898
23M → 24M3924+15#26898#26883
24M → 40K1247-35#26883#26918
40K → 25.2M12120#26918#26918
25.2M → Finish1418-4#26918#26922
TOTALS1258328+930
📊

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