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BOSTON MARATHON 2025

Neil Brock

Bib: 21442•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Top 25%
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
7:36/mi
23:37
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:22
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:11:51
↑ 67↓ 78
20K· 12.43 mi
8:04/mi
1:36:56
↑ 106↓ 860.1%
Half· 13.11 mi
7:59/mi
1:42:23
↑ 19↓ 370.5%
25K· 15.53 mi
8:21/mi
2:02:37
↑ 66↓ 880.2%
30K· 18.64 mi
8:46/mi
2:29:52
↑ 181↓ 1480.2%
20M
8:51/mi
2:41:54
↑ 64↓ 500.2%
21M
9:33/mi
2:51:27
↑ 106↓ 241.6%
35K· 21.75 mi
8:21/mi
2:57:42
↑ 17↓ 861.7%
23M
9:09/mi
3:09:09
↑ 23↓ 630.6%
24M
8:37/mi
3:17:46
↓ 821.3%
40K· 24.85 mi
9:06/mi
3:25:33
↓ 200.3%
25.2M
9:37/mi
3:28:52
↑ 13↓ 160.2%
Finish· 26.22 mi
8:01/mi
3:37:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:23
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:54:39
Pace8:45 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4923:377:3623:37
7:36
-
10K
6.21 mi11:48:3447:227:3723:45
7:39
+0:03
15K
9.32 mi12:13:031:11:517:4324:29
7:53
+0:14
20K
12.43 mi12:38:081:36:567:4825:05
8:04
+0:11
Half
13.11 mi12:43:351:42:237:495:27
7:59
-0:05
25K
15.53 mi13:03:492:02:377:5420:14
8:21
+0:22
30K
18.64 mi13:31:042:29:528:0227:15
8:46
+0:25
20M
20.00 mi13:43:062:41:548:0612:02
8:51
+0:05
21M
21.00 mi13:52:392:51:278:109:33
9:33
+0:42
35K
21.75 mi13:58:542:57:428:106:15
8:21
-1:12
23M
23.00 mi14:10:213:09:098:1311:27
9:09
+0:48
24M
24.00 mi14:18:583:17:468:148:37
8:37
-0:32
40K
24.85 mi14:26:453:25:338:167:47
9:06
+0:29
25.2M
25.20 mi14:30:043:28:528:173:19
9:37
+0:31
Finish
26.22 mi14:38:143:37:028:178:10
8:01
-1:36

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

7:36 /mi

Average Pace

8:17 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:28

39% of race

Time at Steady Pace

1:00:11

28% of race

Time at Slower Pace

1:11:23

33% of race

Average Pace: 8:17 /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 mi11:24:4923:377:3623:37
7:36
#13128
10K
6.21 mi11:48:3447:227:3723:45
7:39
#13239
15K
9.32 mi12:13:031:11:517:4324:29
7:53
#13831
20K
12.43 mi12:38:081:36:567:4825:05
8:04
#14244
Half
13.11 mi12:43:351:42:237:495:27
7:59
#14323
25K
15.53 mi13:03:492:02:377:5420:14
8:21
#14657
30K
18.64 mi13:31:042:29:528:0227:15
8:46
#15040
20M
20.00 mi13:43:062:41:548:0612:02
8:51
#15094
21M
21.00 mi13:52:392:51:278:109:33
9:33
#15130
35K
21.75 mi13:58:542:57:428:106:15
8:21
#15092
23M
23.00 mi14:10:213:09:098:1311:27
9:09
#15215
24M
24.00 mi14:18:583:17:468:148:37
8:37
#15185
40K
24.85 mi14:26:453:25:338:167:47
9:06
#15241
25.2M
25.20 mi14:30:043:28:528:173:19
9:37
#15243
Finish
26.22 mi14:38:143:37:028:178:10
8:01
#15127
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi131289705970515076(Top 53%)10407(Top 65%)10407(Top 827%)
10K6.21 mi3.10 mi13239-1119714-99714-913403(Top 47%)9758(Top 61%)9758(Top 775%)
15K9.32 mi3.11 mi13831-5929925-2119925-21115076(Top 53%)10407(Top 65%)10407(Top 827%)
20K12.43 mi3.11 mi14244-41310058-13310058-13315442(Top 54%)10515(Top 65%)10515(Top 835%)
Half13.11 mi0.68 mi14323-7910087-2910087-2915754(Top 55%)10672(Top 66%)10672(Top 848%)
25K15.53 mi2.42 mi14657-33410190-10310190-10316191(Top 57%)10720(Top 67%)10720(Top 851%)
30K18.64 mi3.11 mi15040-38310309-11910309-11916418(Top 58%)10671(Top 66%)10671(Top 848%)
20M20.00 mi1.36 mi15094-5410295+1410295+1415951(Top 56%)10344(Top 64%)10344(Top 822%)
21M21.00 mi1.00 mi15130-3610287+810287+816283(Top 57%)10375(Top 64%)10375(Top 824%)
35K21.75 mi0.75 mi15092+3810258+2910258+2914588(Top 51%)9542(Top 59%)9542(Top 758%)
23M23.00 mi1.25 mi15215-12310271-1310271-1317061(Top 60%)10532(Top 65%)10532(Top 837%)
24M24.00 mi1.00 mi15185+3010229+4210229+4215237(Top 54%)9690(Top 60%)9690(Top 770%)
40K24.85 mi0.85 mi15241-5610216+1310216+1316856(Top 59%)10302(Top 64%)10302(Top 818%)
25.2M25.20 mi0.35 mi15243-210206+1010206+1015132(Top 53%)9471(Top 59%)9471(Top 752%)
Finish26.22 mi1.02 mi15127+11610138+6810138+6812965(Top 46%)8518(Top 53%)8518(Top 677%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

15076

Males

10407

M60-64

10407

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13403

Males

9758

M60-64

9758

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

15076

Males

10407

M60-64

10407

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15442

Males

10515

M60-64

10515

20K→Half

12.4 - 13.1 mi

Top 55%
×2story building
+19ft-37ft

Overall

15754

Males

10672

M60-64

10672

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16191

Males

10720

M60-64

10720

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

16418

Males

10671

M60-64

10671

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

15951

Males

10344

M60-64

10344

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

16283

Males

10375

M60-64

10375

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

14588

Males

9542

M60-64

9542

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

17061

Males

10532

M60-64

10532

23M→24M

23.0 - 24.0 mi

Top 54%
×6story building
+12ft-82ft

Overall

15237

Males

9690

M60-64

9690

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16856

Males

10302

M60-64

10302

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15132

Males

9471

M60-64

9471

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

12965

Males

8518

M60-64

8518

Passing Analysis

Category:
Athletes Passed
1324
Passed By
3323
Net Change
-1999
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13128
5K → 10K236347-111#13128#13239
10K → 15K68660-592#13239#13831
15K → 20K105518-413#13831#14244
20K → Half1291-79#14244#14323
Half → 25K92426-334#14323#14657
25K → 30K142525-383#14657#15040
30K → 20M112166-54#15040#15094
20M → 21M96132-36#15094#15130
21M → 35K7032+38#15130#15092
35K → 23M77200-123#15092#15215
23M → 24M9262+30#15215#15185
24M → 40K55111-56#15185#15241
40K → 25.2M3537-2#15241#15243
25.2M → Finish13216+116#15243#15127
TOTALS13243323-1999
📊

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