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BOSTON MARATHON 2025

Jim Stone

Bib: 16362•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 32%
Gender (Male)
#0 / 16105
Top 46%
Masters (Masters Men)
#0 / 10463
Top 34%
Division (M50-54)
#0 / 1996
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:05
Rank: #11604
Start → 5K
23:05 | 7:26/mi
10K· 6.21 mi
46:10
Rank: #11501 (+103)
5K → 10K
23:05 | 7:26/mi
15K· 9.32 mi
1:08:51
Rank: #10938 (+563)
10K → 15K
22:41 | 7:18/mi
20K· 12.43 mi
1:31:32
Rank: #10448 (+490)
15K → 20K
22:41 | 7:18/mi
Half· 13.11 mi
1:36:31
Rank: #10415 (+33)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:54:11
Rank: #9998 (+417)
Half → 25K
17:40 | 7:17/mi
30K· 18.64 mi
2:17:19
Rank: #9411 (+587)
25K → 30K
23:08 | 7:27/mi
20M
2:27:47
Rank: #9299 (+112)
30K → 20M
10:28 | 7:42/mi
21M
2:36:10
Rank: #9276 (+23)
20M → 21M
8:23 | 8:23/mi
35K· 21.75 mi
2:41:55
Rank: #9290 (-14)
21M → 35K
5:45 | 7:41/mi
23M
2:51:49
Rank: #9234 (+56)
35K → 23M
9:54 | 7:54/mi
24M
2:59:28
Rank: #9199 (+35)
23M → 24M
7:39 | 7:39/mi
40K· 24.85 mi
3:06:24
Rank: #9228 (-29)
24M → 40K
6:56 | 8:07/mi
25.2M
3:09:23
Rank: #9226 (+2)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:17:04
Rank: #9227 (-1)
25.2M → Finish
7:41 | 7:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:31
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:40:33
Pace7:40 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:1423:057:2623:05
7:26
-
10K
6.21 mi11:19:1946:107:2623:05
7:26
0:00
15K
9.32 mi11:42:001:08:517:2322:41
7:18
-0:08
20K
12.43 mi12:04:411:31:327:2222:41
7:18
0:00
Half
13.11 mi12:09:401:36:317:224:59
7:18
0:00
25K
15.53 mi12:27:201:54:117:2117:40
7:17
-0:01
30K
18.64 mi12:50:282:17:197:2223:08
7:27
+0:10
20M
20.00 mi13:00:562:27:477:2310:28
7:42
+0:15
21M
21.00 mi13:09:192:36:107:268:23
8:23
+0:41
35K
21.75 mi13:15:042:41:557:275:45
7:41
-0:42
23M
23.00 mi13:24:582:51:497:289:54
7:54
+0:13
24M
24.00 mi13:32:372:59:287:297:39
7:39
-0:15
40K
24.85 mi13:39:333:06:247:306:56
8:07
+0:28
25.2M
25.20 mi13:42:323:09:237:312:59
8:39
+0:32
Finish
26.22 mi13:50:133:17:047:317:41
7:32
-1:07

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

7:17 /mi

Average Pace

7:31 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:46

91% of race

Time at Steady Pace

15:19

8% of race

Time at Slower Pace

2:59

2% of race

Average Pace: 7:31 /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 mi10:56:1423:057:2623:05
7:26
#11604
10K
6.21 mi11:19:1946:107:2623:05
7:26
#11501
15K
9.32 mi11:42:001:08:517:2322:41
7:18
#10938
20K
12.43 mi12:04:411:31:327:2222:41
7:18
#10448
Half
13.11 mi12:09:401:36:317:224:59
7:18
#10415
25K
15.53 mi12:27:201:54:117:2117:40
7:17
#9998
30K
18.64 mi12:50:282:17:197:2223:08
7:27
#9411
20M
20.00 mi13:00:562:27:477:2310:28
7:42
#9299
21M
21.00 mi13:09:192:36:107:268:23
8:23
#9276
35K
21.75 mi13:15:042:41:557:275:45
7:41
#9290
23M
23.00 mi13:24:582:51:497:289:54
7:54
#9234
24M
24.00 mi13:32:372:59:287:297:39
7:39
#9199
40K
24.85 mi13:39:333:06:247:306:56
8:07
#9228
25.2M
25.20 mi13:42:323:09:237:312:59
8:39
#9226
Finish
26.22 mi13:50:133:17:047:317:41
7:32
#9227
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi11604899289929984(Top 35%)8069(Top 50%)8069(Top 404%)
10K6.21 mi3.10 mi11501+1038917+758917+7511437(Top 40%)8871(Top 55%)8871(Top 444%)
15K9.32 mi3.11 mi10938+5638623+2948623+2949984(Top 35%)8069(Top 50%)8069(Top 404%)
20K12.43 mi3.11 mi10448+4908344+2798344+2799052(Top 32%)7477(Top 46%)7477(Top 375%)
Half13.11 mi0.68 mi10415+338315+298315+299970(Top 35%)7992(Top 50%)7992(Top 400%)
25K15.53 mi2.42 mi9998+4178065+2508065+2508261(Top 29%)6922(Top 43%)6922(Top 347%)
30K18.64 mi3.11 mi9411+5877697+3687697+3687355(Top 26%)6193(Top 38%)6193(Top 310%)
20M20.00 mi1.36 mi9299+1127600+977600+978357(Top 29%)6650(Top 41%)6650(Top 333%)
21M21.00 mi1.00 mi9276+237551+497551+499725(Top 34%)7217(Top 45%)7217(Top 362%)
35K21.75 mi0.75 mi9290-147537+147537+149925(Top 35%)7325(Top 45%)7325(Top 367%)
23M23.00 mi1.25 mi9234+567465+727465+729326(Top 33%)6883(Top 43%)6883(Top 345%)
24M24.00 mi1.00 mi9199+357421+447421+448753(Top 31%)6520(Top 40%)6520(Top 327%)
40K24.85 mi0.85 mi9228-297398+237398+2310893(Top 38%)7503(Top 47%)7503(Top 376%)
25.2M25.20 mi0.35 mi9226+27374+247374+249664(Top 34%)6783(Top 42%)6783(Top 340%)
Finish26.22 mi1.02 mi9227-17336+387336+389457(Top 33%)6685(Top 42%)6685(Top 335%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9984

Males

8069

M50-54

8069

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

11437

Males

8871

M50-54

8871

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9984

Males

8069

M50-54

8069

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

9052

Males

7477

M50-54

7477

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9970

Males

7992

M50-54

7992

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8261

Males

6922

M50-54

6922

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7355

Males

6193

M50-54

6193

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8357

Males

6650

M50-54

6650

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

9725

Males

7217

M50-54

7217

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9925

Males

7325

M50-54

7325

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

9326

Males

6883

M50-54

6883

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8753

Males

6520

M50-54

6520

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10893

Males

7503

M50-54

7503

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9664

Males

6783

M50-54

6783

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9457

Males

6685

M50-54

6685

Passing Analysis

Category:
Athletes Passed
3211*
Passed By
834
Net Change
+2377
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11604
5K → 10K307204+103#11604#11501
10K → 15K58421+563#11501#10938
15K → 20K50111+490#10938#10448
20K → Half5724+33#10448#10415
Half → 25K428*11+417#10415#9998
25K → 30K59811+587#9998#9411
30K → 20M15644+112#9411#9299
20M → 21M10178+23#9299#9276
21M → 35K5569-14#9276#9290
35K → 23M13478+56#9290#9234
23M → 24M10368+35#9234#9199
24M → 40K71100-29#9199#9228
40K → 25.2M3937+2#9228#9226
25.2M → Finish7778-1#9226#9227
TOTALS3211*834+2377

* 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