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BOSTON MARATHON 2025

Chris Deakin

Bib: 31809•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
8:58/mi
27:53
↑ 97↓ 3451.5%
10K· 6.21 mi
8:55/mi
55:36
↑ 79↓ 1380.4%
15K· 9.32 mi
9:01/mi
1:23:37
↑ 67↓ 78
20K· 12.43 mi
9:06/mi
1:51:54
↑ 106↓ 860.1%
Half· 13.11 mi
9:07/mi
1:58:07
↑ 19↓ 370.5%
25K· 15.53 mi
9:17/mi
2:20:37
↑ 66↓ 880.2%
30K· 18.64 mi
11:22/mi
2:55:55
↑ 181↓ 1480.2%
20M
12:09/mi
3:12:26
↑ 64↓ 500.2%
21M
13:18/mi
3:25:44
↑ 106↓ 241.6%
35K· 21.75 mi
14:11/mi
3:36:21
↑ 17↓ 861.7%
23M
12:47/mi
3:52:21
↑ 23↓ 630.6%
24M
14:05/mi
4:06:26
↓ 821.3%
40K· 24.85 mi
13:45/mi
4:18:11
↓ 200.3%
25.2M
14:33/mi
4:23:12
↑ 13↓ 160.2%
Finish· 26.22 mi
11:14/mi
4:34:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:07
Pace9:01 /mi
2nd Half
Distance13.11 mi
Time2:36:32
Pace11:56 /mi
📊Positive Split: 32.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5927:538:5827:53
8:58
-
10K
6.21 mi12:19:4255:368:5727:43
8:55
-0:03
15K
9.32 mi12:47:431:23:378:5828:01
9:01
+0:06
20K
12.43 mi13:16:001:51:549:0028:17
9:06
+0:05
Half
13.11 mi13:22:131:58:079:016:13
9:07
+0:01
25K
15.53 mi13:44:432:20:379:0322:30
9:17
+0:10
30K
18.64 mi14:20:012:55:559:2635:18
11:22
+2:05
20M
20.00 mi14:36:323:12:269:3716:31
12:09
+0:47
21M
21.00 mi14:49:503:25:449:4813:18
13:18
+1:09
35K
21.75 mi15:00:273:36:219:5710:37
14:11
+0:53
23M
23.00 mi15:16:273:52:2110:0616:00
12:47
-1:24
24M
24.00 mi15:30:324:06:2610:1614:05
14:05
+1:18
40K
24.85 mi15:42:174:18:1110:2311:45
13:45
-0:20
25.2M
25.20 mi15:47:184:23:1210:275:01
14:33
+0:48
Finish
26.22 mi15:58:454:34:3910:2911:27
11:14
-3:19

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

8:55 /mi

Average Pace

10:29 /mi

Slowest Pace

14:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:37

51% of race

Time at Steady Pace

1:03:16

23% of race

Time at Slower Pace

1:10:46

26% of race

Average Pace: 10:28 /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 mi11:51:5927:538:5827:53
8:58
#22313
10K
6.21 mi12:19:4255:368:5727:43
8:55
#22188
15K
9.32 mi12:47:431:23:378:5828:01
9:01
#22167
20K
12.43 mi13:16:001:51:549:0028:17
9:06
#21957
Half
13.11 mi13:22:131:58:079:016:13
9:07
#21973
25K
15.53 mi13:44:432:20:379:0322:30
9:17
#21794
30K
18.64 mi14:20:012:55:559:2635:18
11:22
#22626
20M
20.00 mi14:36:323:12:269:3716:31
12:09
#22910
21M
21.00 mi14:49:503:25:449:4813:18
13:18
#23136
35K
21.75 mi15:00:273:36:219:5710:37
14:11
#23494
23M
23.00 mi15:16:273:52:2110:0616:00
12:47
#23751
24M
24.00 mi15:30:324:06:2610:1614:05
14:05
#24093
40K
24.85 mi15:42:174:18:1110:2311:45
13:45
#24287
25.2M
25.20 mi15:47:184:23:1210:275:01
14:33
#24359
Finish
26.22 mi15:58:454:34:3910:2911:27
11:14
#24425
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22313134481344822122(Top 78%)13440(Top 83%)13440(Top 238%)
10K6.21 mi3.10 mi22188+12513409+3913409+3922036(Top 78%)13363(Top 83%)13363(Top 237%)
15K9.32 mi3.11 mi22167+2113423-1413423-1422122(Top 78%)13440(Top 83%)13440(Top 238%)
20K12.43 mi3.11 mi21957+21013319+10413319+10421456(Top 76%)13110(Top 81%)13110(Top 232%)
Half13.11 mi0.68 mi21973-1613334-1513334-1522255(Top 78%)13456(Top 84%)13456(Top 238%)
25K15.53 mi2.42 mi21794+17913240+9413240+9421099(Top 74%)12896(Top 80%)12896(Top 229%)
30K18.64 mi3.11 mi22626-83213583-34313583-34324631(Top 87%)14375(Top 89%)14375(Top 255%)
20M20.00 mi1.36 mi22910-28413686-10313686-10325482(Top 90%)14674(Top 91%)14674(Top 260%)
21M21.00 mi1.00 mi23136-22613781-9513781-9525434(Top 90%)14591(Top 91%)14591(Top 259%)
35K21.75 mi0.75 mi23494-35813924-14313924-14327783(Top 98%)15714(Top 98%)15714(Top 279%)
23M23.00 mi1.25 mi23751-25714025-10114025-10126129(Top 92%)14904(Top 93%)14904(Top 264%)
24M24.00 mi1.00 mi24093-34214163-13814163-13827692(Top 97%)15644(Top 97%)15644(Top 277%)
40K24.85 mi0.85 mi24287-19414258-9514258-9526972(Top 95%)15273(Top 95%)15273(Top 271%)
25.2M25.20 mi0.35 mi24359-7214292-3414292-3426780(Top 94%)15152(Top 94%)15152(Top 269%)
Finish26.22 mi1.02 mi24425-6614301-914301-925766(Top 91%)14670(Top 91%)14670(Top 260%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

22122

Males

13440

M18-39

13440

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

22036

Males

13363

M18-39

13363

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

22122

Males

13440

M18-39

13440

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

21456

Males

13110

M18-39

13110

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

22255

Males

13456

M18-39

13456

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

21099

Males

12896

M18-39

12896

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

24631

Males

14375

M18-39

14375

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

25482

Males

14674

M18-39

14674

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

25434

Males

14591

M18-39

14591

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

27783

Males

15714

M18-39

15714

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

26129

Males

14904

M18-39

14904

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

27692

Males

15644

M18-39

15644

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

26972

Males

15273

M18-39

15273

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26780

Males

15152

M18-39

15152

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

25766

Males

14670

M18-39

14670

Passing Analysis

Category:
Athletes Passed
1226
Passed By
3338
Net Change
-2112
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22313
5K → 10K325200+125#22313#22188
10K → 15K194173+21#22188#22167
15K → 20K28777+210#22167#21957
20K → Half3147-16#21957#21973
Half → 25K24162+179#21973#21794
25K → 30K42874-832#21794#22626
30K → 20M27311-284#22626#22910
20M → 21M21247-226#22910#23136
21M → 35K4362-358#23136#23494
35K → 23M21278-257#23494#23751
23M → 24M3345-342#23751#24093
24M → 40K8202-194#24093#24287
40K → 25.2M274-72#24287#24359
25.2M → Finish2086-66#24359#24425
TOTALS12263338-2112
📊

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