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BOSTON MARATHON 2025

Jason Leake

Bib: 11604•M

AR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:26
Rank: #15360
Start → 5K
24:26 | 7:52/mi
10K· 6.21 mi
49:10
Rank: #15799 (-439)
5K → 10K
24:44 | 7:58/mi
15K· 9.32 mi
1:13:50
Rank: #15682 (+117)
10K → 15K
24:40 | 7:56/mi
20K· 12.43 mi
1:38:01
Rank: #14966 (+716)
15K → 20K
24:11 | 7:47/mi
Half· 13.11 mi
1:44:00
Rank: #15378 (-412)
20K → Half
5:59 | 8:46/mi
25K· 15.53 mi
2:03:27
Rank: #15131 (+247)
Half → 25K
19:27 | 8:01/mi
30K· 18.64 mi
2:28:24
Rank: #14368 (+763)
25K → 30K
24:57 | 8:02/mi
20M
2:39:33
Rank: #14135 (+233)
30K → 20M
11:09 | 8:12/mi
21M
2:48:23
Rank: #13986 (+149)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:54:26
Rank: #13928 (+58)
21M → 35K
6:03 | 8:05/mi
23M
3:05:01
Rank: #13869 (+59)
35K → 23M
10:35 | 8:27/mi
24M
3:13:28
Rank: #13891 (-22)
23M → 24M
8:27 | 8:27/mi
40K· 24.85 mi
3:20:46
Rank: #13865 (+26)
24M → 40K
7:18 | 8:32/mi
25.2M
3:24:02
Rank: #13857 (+8)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:32:57
Rank: #14008 (-151)
25.2M → Finish
8:55 | 8:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:00
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:48:57
Pace8:19 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5424:267:5224:26
7:52
-
10K
6.21 mi11:15:3849:107:5524:44
7:58
+0:06
15K
9.32 mi11:40:181:13:507:5524:40
7:56
-0:02
20K
12.43 mi12:04:291:38:017:5324:11
7:47
-0:09
Half
13.11 mi12:10:281:44:007:565:59
8:46
+0:59
25K
15.53 mi12:29:552:03:277:5719:27
8:01
-0:45
30K
18.64 mi12:54:522:28:247:5824:57
8:02
+0:01
20M
20.00 mi13:06:012:39:337:5911:09
8:12
+0:10
21M
21.00 mi13:14:512:48:238:018:50
8:50
+0:38
35K
21.75 mi13:20:542:54:268:016:03
8:05
-0:45
23M
23.00 mi13:31:293:05:018:0310:35
8:27
+0:22
24M
24.00 mi13:39:563:13:288:048:27
8:27
0:00
40K
24.85 mi13:47:143:20:468:057:18
8:32
+0:05
25.2M
25.20 mi13:50:303:24:028:063:16
9:28
+0:56
Finish
26.22 mi13:59:253:32:578:088:55
8:45
-0:43

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

7:47 /mi

Average Pace

8:08 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:01

46% of race

Time at Steady Pace

1:01:36

29% of race

Time at Slower Pace

53:20

25% of race

Average Pace: 8:07 /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 mi10:50:5424:267:5224:26
7:52
#15360
10K
6.21 mi11:15:3849:107:5524:44
7:58
#15799
15K
9.32 mi11:40:181:13:507:5524:40
7:56
#15682
20K
12.43 mi12:04:291:38:017:5324:11
7:47
#14966
Half
13.11 mi12:10:281:44:007:565:59
8:46
#15378
25K
15.53 mi12:29:552:03:277:5719:27
8:01
#15131
30K
18.64 mi12:54:522:28:247:5824:57
8:02
#14368
20M
20.00 mi13:06:012:39:337:5911:09
8:12
#14135
21M
21.00 mi13:14:512:48:238:018:50
8:50
#13986
35K
21.75 mi13:20:542:54:268:016:03
8:05
#13928
23M
23.00 mi13:31:293:05:018:0310:35
8:27
#13869
24M
24.00 mi13:39:563:13:288:048:27
8:27
#13891
40K
24.85 mi13:47:143:20:468:057:18
8:32
#13865
25.2M
25.20 mi13:50:303:24:028:063:16
9:28
#13857
Finish
26.22 mi13:59:253:32:578:088:55
8:45
#14008
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi15360105581055815544(Top 55%)10612(Top 66%)10612(Top 445%)
10K6.21 mi3.10 mi15799-43910733-17510733-17516141(Top 57%)10883(Top 68%)10883(Top 456%)
15K9.32 mi3.11 mi15682+11710695+3810695+3815544(Top 55%)10612(Top 66%)10612(Top 445%)
20K12.43 mi3.11 mi14966+71610356+33910356+33913122(Top 46%)9476(Top 59%)9476(Top 397%)
Half13.11 mi0.68 mi15378-41210537-18110537-18120708(Top 73%)12762(Top 79%)12762(Top 535%)
25K15.53 mi2.42 mi15131+24710405+13210405+13214053(Top 49%)9782(Top 61%)9782(Top 410%)
30K18.64 mi3.11 mi14368+76310008+39710008+39711611(Top 41%)8485(Top 53%)8485(Top 356%)
20M20.00 mi1.36 mi14135+2339884+1249884+12411835(Top 42%)8449(Top 52%)8449(Top 354%)
21M21.00 mi1.00 mi13986+1499791+939791+9312491(Top 44%)8609(Top 53%)8609(Top 361%)
35K21.75 mi0.75 mi13928+589741+509741+5012810(Top 45%)8722(Top 54%)8722(Top 366%)
23M23.00 mi1.25 mi13869+599678+639678+6312974(Top 46%)8673(Top 54%)8673(Top 363%)
24M24.00 mi1.00 mi13891-229655+239655+2314245(Top 50%)9246(Top 57%)9246(Top 388%)
40K24.85 mi0.85 mi13865+269603+529603+5213657(Top 48%)8838(Top 55%)8838(Top 370%)
25.2M25.20 mi0.35 mi13857+89593+109593+1014386(Top 51%)9115(Top 57%)9115(Top 382%)
Finish26.22 mi1.02 mi14008-1519645-529645-5217743(Top 62%)10738(Top 67%)10738(Top 450%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

15544

Males

10612

M45-49

10612

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

16141

Males

10883

M45-49

10883

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

15544

Males

10612

M45-49

10612

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

13122

Males

9476

M45-49

9476

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

20708

Males

12762

M45-49

12762

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

14053

Males

9782

M45-49

9782

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

11611

Males

8485

M45-49

8485

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11835

Males

8449

M45-49

8449

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

12491

Males

8609

M45-49

8609

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12810

Males

8722

M45-49

8722

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12974

Males

8673

M45-49

8673

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

14245

Males

9246

M45-49

9246

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

13657

Males

8838

M45-49

8838

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14386

Males

9115

M45-49

9115

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

17743

Males

10738

M45-49

10738

Passing Analysis

Category:
Athletes Passed
3130
Passed By
1778
Net Change
+1352
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15360
5K → 10K159598-439#15360#15799
10K → 15K261144+117#15799#15682
15K → 20K7237+716#15682#14966
20K → Half3415-412#14966#15378
Half → 25K30053+247#15378#15131
25K → 30K7718+763#15131#14368
30K → 20M25219+233#14368#14135
20M → 21M18334+149#14135#13986
21M → 35K9133+58#13986#13928
35K → 23M14283+59#13928#13869
23M → 24M7799-22#13869#13891
24M → 40K9569+26#13891#13865
40K → 25.2M4133+8#13865#13857
25.2M → Finish32183-151#13857#14008
TOTALS31301778+1352
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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