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BOSTON MARATHON 2025

John Baynham

Bib: 24202•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
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
8:42/mi
27:03
↑ 97↓ 3451.5%
10K· 6.21 mi
9:13/mi
55:42
↑ 79↓ 1380.4%
15K· 9.32 mi
9:17/mi
1:24:32
↑ 67↓ 78
20K· 12.43 mi
9:27/mi
1:53:54
↑ 106↓ 860.1%
Half· 13.11 mi
9:02/mi
2:00:04
↑ 19↓ 370.5%
25K· 15.53 mi
10:04/mi
2:24:28
↑ 66↓ 880.2%
30K· 18.64 mi
12:39/mi
3:03:46
↑ 181↓ 1480.2%
20M
10:17/mi
3:17:45
↑ 64↓ 500.2%
21M
11:20/mi
3:29:05
↑ 106↓ 241.6%
35K· 21.75 mi
9:55/mi
3:36:30
↑ 17↓ 861.7%
23M
10:27/mi
3:49:35
↑ 23↓ 630.6%
24M
10:16/mi
3:59:51
↓ 821.3%
40K· 24.85 mi
11:02/mi
4:09:17
↓ 200.3%
25.2M
11:45/mi
4:13:20
↑ 13↓ 160.2%
Finish· 26.22 mi
9:56/mi
4:23:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:04
Pace9:10 /mi
2nd Half
Distance13.11 mi
Time2:23:23
Pace10:56 /mi
📊Positive Split: 19.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4627:038:4227:03
8:42
-
10K
6.21 mi11:53:2555:428:5828:39
9:13
+0:31
15K
9.32 mi12:22:151:24:329:0428:50
9:17
+0:04
20K
12.43 mi12:51:371:53:549:1029:22
9:27
+0:10
Half
13.11 mi12:57:472:00:049:106:10
9:02
-0:25
25K
15.53 mi13:22:112:24:289:1824:24
10:04
+1:02
30K
18.64 mi14:01:293:03:469:5139:18
12:39
+2:35
20M
20.00 mi14:15:283:17:459:5313:59
10:17
-2:22
21M
21.00 mi14:26:483:29:059:5711:20
11:20
+1:03
35K
21.75 mi14:34:133:36:309:577:25
9:55
-1:25
23M
23.00 mi14:47:183:49:359:5913:05
10:27
+0:32
24M
24.00 mi14:57:343:59:5110:0010:16
10:16
-0:11
40K
24.85 mi15:07:004:09:1710:029:26
11:02
+0:46
25.2M
25.20 mi15:11:034:13:2010:034:03
11:45
+0:43
Finish
26.22 mi15:21:104:23:2710:0310:07
9:56
-1:49

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

8:42 /mi

Average Pace

10:03 /mi

Slowest Pace

12:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:04

46% of race

Time at Steady Pace

1:19:16

30% of race

Time at Slower Pace

1:04:07

24% of race

Average Pace: 10:03 /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 mi11:24:4627:038:4227:03
8:42
#21046
10K
6.21 mi11:53:2555:428:5828:39
9:13
#22278
15K
9.32 mi12:22:151:24:329:0428:50
9:17
#22581
20K
12.43 mi12:51:371:53:549:1029:22
9:27
#22648
Half
13.11 mi12:57:472:00:049:106:10
9:02
#22605
25K
15.53 mi13:22:112:24:289:1824:24
10:04
#22786
30K
18.64 mi14:01:293:03:469:5139:18
12:39
#23841
20M
20.00 mi14:15:283:17:459:5313:59
10:17
#23688
21M
21.00 mi14:26:483:29:059:5711:20
11:20
#23601
35K
21.75 mi14:34:133:36:309:577:25
9:55
#23520
23M
23.00 mi14:47:183:49:359:5913:05
10:27
#23424
24M
24.00 mi14:57:343:59:5110:0010:16
10:16
#23365
40K
24.85 mi15:07:004:09:1710:029:26
11:02
#23337
25.2M
25.20 mi15:11:034:13:2010:034:03
11:45
#23324
Finish
26.22 mi15:21:104:23:2710:0310:07
9:56
#23319
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi21046128811288123146(Top 81%)13906(Top 86%)13906(Top 2176%)
10K6.21 mi3.10 mi22278-123213445-56413445-56423275(Top 82%)13931(Top 87%)13931(Top 2180%)
15K9.32 mi3.11 mi22581-30313623-17813623-17823146(Top 81%)13906(Top 86%)13906(Top 2176%)
20K12.43 mi3.11 mi22648-6713658-3513658-3522750(Top 80%)13687(Top 85%)13687(Top 2142%)
Half13.11 mi0.68 mi22605+4313635+2313635+2321971(Top 77%)13330(Top 83%)13330(Top 2086%)
25K15.53 mi2.42 mi22786-18113699-6413699-6423416(Top 82%)13919(Top 86%)13919(Top 2178%)
30K18.64 mi3.11 mi23841-105514132-43314132-43326320(Top 93%)15116(Top 94%)15116(Top 2366%)
20M20.00 mi1.36 mi23688+15314035+9714035+9721845(Top 77%)12982(Top 81%)12982(Top 2032%)
21M21.00 mi1.00 mi23601+8713987+4813987+4822227(Top 78%)13080(Top 81%)13080(Top 2047%)
35K21.75 mi0.75 mi23520+8113938+4913938+4921657(Top 76%)12752(Top 79%)12752(Top 1996%)
23M23.00 mi1.25 mi23424+9613874+6413874+6421880(Top 77%)12824(Top 80%)12824(Top 2007%)
24M24.00 mi1.00 mi23365+5913831+4313831+4322130(Top 78%)12875(Top 80%)12875(Top 2015%)
40K24.85 mi0.85 mi23337+2813802+2913802+2923220(Top 82%)13347(Top 83%)13347(Top 2089%)
25.2M25.20 mi0.35 mi23324+1313787+1513787+1522659(Top 80%)13114(Top 81%)13114(Top 2052%)
Finish26.22 mi1.02 mi23319+513775+1213775+1222703(Top 80%)13127(Top 82%)13127(Top 2054%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

23146

Males

13906

M65-69

13906

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23275

Males

13931

M65-69

13931

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

23146

Males

13906

M65-69

13906

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

22750

Males

13687

M65-69

13687

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

21971

Males

13330

M65-69

13330

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

23416

Males

13919

M65-69

13919

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

26320

Males

15116

M65-69

15116

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

21845

Males

12982

M65-69

12982

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

22227

Males

13080

M65-69

13080

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

21657

Males

12752

M65-69

12752

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

21880

Males

12824

M65-69

12824

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

22130

Males

12875

M65-69

12875

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23220

Males

13347

M65-69

13347

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22659

Males

13114

M65-69

13114

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

22703

Males

13127

M65-69

13127

Passing Analysis

Category:
Athletes Passed
1163
Passed By
3436
Net Change
-2273
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21046
5K → 10K321264-1232#21046#22278
10K → 15K95398-303#22278#22581
15K → 20K159226-67#22581#22648
20K → Half5411+43#22648#22605
Half → 25K96277-181#22605#22786
25K → 30K171072-1055#22786#23841
30K → 20M17017+153#23841#23688
20M → 21M11225+87#23688#23601
21M → 35K9312+81#23601#23520
35K → 23M11822+96#23520#23424
23M → 24M8324+59#23424#23365
24M → 40K5931+28#23365#23337
40K → 25.2M3118+13#23337#23324
25.2M → Finish4439+5#23324#23319
TOTALS11633436-2273
📊

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