Boston Marathon logo
BOSTON MARATHON 2025

Scott Stallings

Bib: 29668•M

TN

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:06
Rank: #22608
Start → 5K
28:06 | 9:03/mi
10K· 6.21 mi
55:07
Rank: #21809 (+799)
5K → 10K
27:01 | 8:42/mi
15K· 9.32 mi
1:21:51
Rank: #21158 (+651)
10K → 15K
26:44 | 8:36/mi
20K· 12.43 mi
1:49:29
Rank: #20979 (+179)
15K → 20K
27:38 | 8:54/mi
Half· 13.11 mi
1:55:35
Rank: #21008 (-29)
20K → Half
6:06 | 8:56/mi
25K· 15.53 mi
2:18:37
Rank: #21218 (-210)
Half → 25K
23:02 | 9:30/mi
30K· 18.64 mi
2:52:03
Rank: #21895 (-677)
25K → 30K
33:26 | 10:46/mi
20M
3:05:49
Rank: #21833 (+62)
30K → 20M
13:46 | 10:08/mi
21M
3:16:42
Rank: #21784 (+49)
20M → 21M
10:53 | 10:53/mi
35K· 21.75 mi
3:24:19
Rank: #21812 (-28)
21M → 35K
7:37 | 10:11/mi
23M
3:37:39
Rank: #21831 (-19)
35K → 23M
13:20 | 10:39/mi
24M
3:47:50
Rank: #21822 (+9)
23M → 24M
10:11 | 10:11/mi
40K· 24.85 mi
3:56:51
Rank: #21833 (-11)
24M → 40K
9:01 | 10:33/mi
25.2M
4:00:53
Rank: #21843 (-10)
40K → 25.2M
4:02 | 11:42/mi
Finish· 26.22 mi
4:10:19
Rank: #21783 (+60)
25.2M → Finish
9:26 | 9:15/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:35
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:14:44
Pace10:17 /mi
📊Positive Split: 16.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:1928:069:0328:06
9:03
-
10K
6.21 mi12:20:2055:078:5227:01
8:42
-0:21
15K
9.32 mi12:47:041:21:518:4726:44
8:36
-0:06
20K
12.43 mi13:14:421:49:298:4927:38
8:54
+0:18
Half
13.11 mi13:20:481:55:358:496:06
8:56
+0:02
25K
15.53 mi13:43:502:18:378:5523:02
9:30
+0:34
30K
18.64 mi14:17:162:52:039:1433:26
10:46
+1:16
20M
20.00 mi14:31:023:05:499:1713:46
10:08
-0:38
21M
21.00 mi14:41:553:16:429:2210:53
10:53
+0:45
35K
21.75 mi14:49:323:24:199:247:37
10:11
-0:42
23M
23.00 mi15:02:523:37:399:2813:20
10:39
+0:28
24M
24.00 mi15:13:033:47:509:3010:11
10:11
-0:28
40K
24.85 mi15:22:043:56:519:329:01
10:33
+0:22
25.2M
25.20 mi15:26:064:00:539:344:02
11:42
+1:09
Finish
26.22 mi15:35:324:10:199:339:26
9:15
-2:27

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

8:36 /mi

Average Pace

9:33 /mi

Slowest Pace

11:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:03

59% of race

Time at Steady Pace

40:35

16% of race

Time at Slower Pace

1:01:41

25% of race

Average Pace: 9:33 /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 mi11:53:1928:069:0328:06
9:03
#22608
10K
6.21 mi12:20:2055:078:5227:01
8:42
#21809
15K
9.32 mi12:47:041:21:518:4726:44
8:36
#21158
20K
12.43 mi13:14:421:49:298:4927:38
8:54
#20979
Half
13.11 mi13:20:481:55:358:496:06
8:56
#21008
25K
15.53 mi13:43:502:18:378:5523:02
9:30
#21218
30K
18.64 mi14:17:162:52:039:1433:26
10:46
#21895
20M
20.00 mi14:31:023:05:499:1713:46
10:08
#21833
21M
21.00 mi14:41:553:16:429:2210:53
10:53
#21784
35K
21.75 mi14:49:323:24:199:247:37
10:11
#21812
23M
23.00 mi15:02:523:37:399:2813:20
10:39
#21831
24M
24.00 mi15:13:033:47:509:3010:11
10:11
#21822
40K
24.85 mi15:22:043:56:519:329:01
10:33
#21833
25.2M
25.20 mi15:26:064:00:539:344:02
11:42
#21843
Finish
26.22 mi15:35:324:10:199:339:26
9:15
#21783
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi22608135831358319948(Top 70%)12481(Top 77%)12481(Top 555%)
10K6.21 mi3.10 mi21809+79913247+33613247+33620839(Top 73%)12846(Top 80%)12846(Top 572%)
15K9.32 mi3.11 mi21158+65112975+27212975+27219948(Top 70%)12481(Top 77%)12481(Top 555%)
20K12.43 mi3.11 mi20979+17912904+7112904+7120435(Top 72%)12651(Top 79%)12651(Top 563%)
Half13.11 mi0.68 mi21008-2912916-1212916-1221551(Top 76%)13155(Top 82%)13155(Top 585%)
25K15.53 mi2.42 mi21218-21012995-7912995-7921852(Top 77%)13221(Top 82%)13221(Top 588%)
30K18.64 mi3.11 mi21895-67713273-27813273-27823513(Top 83%)13838(Top 86%)13838(Top 616%)
20M20.00 mi1.36 mi21833+6213232+4113232+4121372(Top 75%)12754(Top 79%)12754(Top 568%)
21M21.00 mi1.00 mi21784+4913180+5213180+5221075(Top 74%)12539(Top 78%)12539(Top 558%)
35K21.75 mi0.75 mi21812-2813178+213178+222370(Top 79%)13092(Top 81%)13092(Top 583%)
23M23.00 mi1.25 mi21831-1913148+3013148+3022395(Top 79%)13059(Top 81%)13059(Top 581%)
24M24.00 mi1.00 mi21822+913124+2413124+2421880(Top 77%)12748(Top 79%)12748(Top 567%)
40K24.85 mi0.85 mi21833-1113106+1813106+1822034(Top 78%)12763(Top 79%)12763(Top 568%)
25.2M25.20 mi0.35 mi21843-1013105+113105+122529(Top 79%)13044(Top 81%)13044(Top 581%)
Finish26.22 mi1.02 mi21783+6013065+4013065+4020204(Top 71%)11902(Top 74%)11902(Top 530%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19948

Males

12481

M40-44

12481

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

20839

Males

12846

M40-44

12846

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19948

Males

12481

M40-44

12481

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20435

Males

12651

M40-44

12651

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

21551

Males

13155

M40-44

13155

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21852

Males

13221

M40-44

13221

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23513

Males

13838

M40-44

13838

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21372

Males

12754

M40-44

12754

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

21075

Males

12539

M40-44

12539

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

22370

Males

13092

M40-44

13092

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

22395

Males

13059

M40-44

13059

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21880

Males

12748

M40-44

12748

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22034

Males

12763

M40-44

12763

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22529

Males

13044

M40-44

13044

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20204

Males

11902

M40-44

11902

Passing Analysis

Category:
Athletes Passed
2490
Passed By
1665
Net Change
+825
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22608
5K → 10K84041+799#22608#21809
10K → 15K67726+651#21809#21158
15K → 20K27495+179#21158#20979
20K → Half2251-29#20979#21008
Half → 25K92302-210#21008#21218
25K → 30K58735-677#21218#21895
30K → 20M12058+62#21895#21833
20M → 21M10556+49#21833#21784
21M → 35K3563-28#21784#21812
35K → 23M7695-19#21812#21831
23M → 24M5445+9#21831#21822
24M → 40K4051-11#21822#21833
40K → 25.2M2434-10#21833#21843
25.2M → Finish7313+60#21843#21783
TOTALS24901665+825
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing