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BOSTON MARATHON 2025

Joel Kary

Bib: 9238•M

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 34%
Gender (Male)
#0 / 16105
Top 47%
Masters (Masters Men)
#0 / 10463
Top 36%
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
24:35
Rank: #15801
Start → 5K
24:35 | 7:55/mi
10K· 6.21 mi
47:56
Rank: #14014 (+1787)
5K → 10K
23:21 | 7:31/mi
15K· 9.32 mi
1:11:37
Rank: #13597 (+417)
10K → 15K
23:41 | 7:37/mi
20K· 12.43 mi
1:35:20
Rank: #13106 (+491)
15K → 20K
23:43 | 7:38/mi
Half· 13.11 mi
1:40:28
Rank: #13041 (+65)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:58:50
Rank: #12591 (+450)
Half → 25K
18:22 | 7:35/mi
30K· 18.64 mi
2:22:23
Rank: #11716 (+875)
25K → 30K
23:33 | 7:35/mi
20M
2:32:41
Rank: #11355 (+361)
30K → 20M
10:18 | 7:35/mi
21M
2:40:32
Rank: #11022 (+333)
20M → 21M
7:51 | 7:51/mi
35K· 21.75 mi
2:46:04
Rank: #10881 (+141)
21M → 35K
5:32 | 7:24/mi
23M
2:55:25
Rank: #10568 (+313)
35K → 23M
9:21 | 7:28/mi
24M
3:02:45
Rank: #10345 (+223)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:09:05
Rank: #10142 (+203)
24M → 40K
6:20 | 7:24/mi
25.2M
3:11:52
Rank: #10058 (+84)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:18:56
Rank: #9794 (+264)
25.2M → Finish
7:04 | 6:56/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:40:28
Pace7:40 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:38:28
Pace7:31 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5824:357:5524:35
7:55
-
10K
6.21 mi11:13:1947:567:4323:21
7:31
-0:24
15K
9.32 mi11:37:001:11:377:4123:41
7:37
+0:06
20K
12.43 mi12:00:431:35:207:4023:43
7:38
+0:01
Half
13.11 mi12:05:511:40:287:405:08
7:31
-0:07
25K
15.53 mi12:24:131:58:507:3918:22
7:35
+0:04
30K
18.64 mi12:47:462:22:237:3823:33
7:35
0:00
20M
20.00 mi12:58:042:32:417:3810:18
7:35
0:00
21M
21.00 mi13:05:552:40:327:397:51
7:51
+0:16
35K
21.75 mi13:11:272:46:047:385:32
7:24
-0:27
23M
23.00 mi13:20:482:55:257:389:21
7:28
+0:04
24M
24.00 mi13:28:083:02:457:377:20
7:20
-0:08
40K
24.85 mi13:34:283:09:057:366:20
7:24
+0:04
25.2M
25.20 mi13:37:153:11:527:372:47
8:04
+0:40
Finish
26.22 mi13:44:193:18:567:367:04
6:56
-1:08

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

6:56 /mi

Average Pace

7:36 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:00

70% of race

Time at Steady Pace

58:56

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:35 /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 mi10:49:5824:357:5524:35
7:55
#15801
10K
6.21 mi11:13:1947:567:4323:21
7:31
#14014
15K
9.32 mi11:37:001:11:377:4123:41
7:37
#13597
20K
12.43 mi12:00:431:35:207:4023:43
7:38
#13106
Half
13.11 mi12:05:511:40:287:405:08
7:31
#13041
25K
15.53 mi12:24:131:58:507:3918:22
7:35
#12591
30K
18.64 mi12:47:462:22:237:3823:33
7:35
#11716
20M
20.00 mi12:58:042:32:417:3810:18
7:35
#11355
21M
21.00 mi13:05:552:40:327:397:51
7:51
#11022
35K
21.75 mi13:11:272:46:047:385:32
7:24
#10881
23M
23.00 mi13:20:482:55:257:389:21
7:28
#10568
24M
24.00 mi13:28:083:02:457:377:20
7:20
#10345
40K
24.85 mi13:34:283:09:057:366:20
7:24
#10142
25.2M
25.20 mi13:37:153:11:527:372:47
8:04
#10058
Finish
26.22 mi13:44:193:18:567:367:04
6:56
#9794
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi15801107261072612769(Top 45%)9409(Top 58%)9409(Top 394%)
10K6.21 mi3.10 mi14014+178710020+70610020+70612231(Top 43%)9246(Top 57%)9246(Top 388%)
15K9.32 mi3.11 mi13597+4179812+2089812+20812769(Top 45%)9409(Top 58%)9409(Top 394%)
20K12.43 mi3.11 mi13106+4919564+2489564+24811812(Top 42%)8882(Top 55%)8882(Top 372%)
Half13.11 mi0.68 mi13041+659529+359529+3511828(Top 42%)8936(Top 55%)8936(Top 375%)
25K15.53 mi2.42 mi12591+4509314+2159314+21510534(Top 37%)8160(Top 51%)8160(Top 342%)
30K18.64 mi3.11 mi11716+8758835+4798835+4798304(Top 29%)6773(Top 42%)6773(Top 284%)
20M20.00 mi1.36 mi11355+3618628+2078628+2077543(Top 27%)6172(Top 38%)6172(Top 259%)
21M21.00 mi1.00 mi11022+3338437+1918437+1916496(Top 23%)5391(Top 33%)5391(Top 226%)
35K21.75 mi0.75 mi10881+1418339+988339+987896(Top 28%)6250(Top 39%)6250(Top 262%)
23M23.00 mi1.25 mi10568+3138156+1838156+1836458(Top 23%)5271(Top 33%)5271(Top 221%)
24M24.00 mi1.00 mi10345+2238009+1478009+1476617(Top 23%)5311(Top 33%)5311(Top 223%)
40K24.85 mi0.85 mi10142+2037864+1457864+1456258(Top 22%)5018(Top 31%)5018(Top 210%)
25.2M25.20 mi0.35 mi10058+847808+567808+566327(Top 22%)4960(Top 31%)4960(Top 208%)
Finish26.22 mi1.02 mi9794+2647638+1707638+1705321(Top 19%)4332(Top 27%)4332(Top 182%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12769

Males

9409

M45-49

9409

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

12231

Males

9246

M45-49

9246

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12769

Males

9409

M45-49

9409

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11812

Males

8882

M45-49

8882

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11828

Males

8936

M45-49

8936

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10534

Males

8160

M45-49

8160

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8304

Males

6773

M45-49

6773

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7543

Males

6172

M45-49

6172

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6496

Males

5391

M45-49

5391

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7896

Males

6250

M45-49

6250

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6458

Males

5271

M45-49

5271

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6617

Males

5311

M45-49

5311

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6258

Males

5018

M45-49

5018

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6327

Males

4960

M45-49

4960

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5321

Males

4332

M45-49

4332

Passing Analysis

Category:
Athletes Passed
6133*
Passed By
126
Net Change
+6007
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15801
5K → 10K180114+1787#15801#14014
10K → 15K46245+417#14014#13597
15K → 20K50716+491#13597#13106
20K → Half8116+65#13106#13041
Half → 25K4555+450#13041#12591
25K → 30K8783+875#12591#11716
30K → 20M3632+361#11716#11355
20M → 21M3352+333#11355#11022
21M → 35K1465+141#11022#10881
35K → 23M3174+313#10881#10568
23M → 24M2307+223#10568#10345
24M → 40K2085+203#10345#10142
40K → 25.2M851+84#10142#10058
25.2M → Finish265*1+264#10058#9794
TOTALS6133*126+6007

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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