Boston Marathon logo
BOSTON MARATHON 2025

Jeff Scarella

Bib: 7087•M

TX

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Masters (Masters Men)
#0 / 10463
Top 13%
Division (M45-49)
#0 / 2386
Top 16%
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
6:45/mi
20:58
↑ 97↓ 3451.5%
10K· 6.21 mi
6:46/mi
41:59
↑ 79↓ 1380.4%
15K· 9.32 mi
6:44/mi
1:02:55
↑ 67↓ 78
20K· 12.43 mi
6:48/mi
1:24:03
↑ 106↓ 860.1%
Half· 13.11 mi
6:46/mi
1:28:40
↑ 19↓ 370.5%
25K· 15.53 mi
6:47/mi
1:45:08
↑ 66↓ 880.2%
30K· 18.64 mi
6:53/mi
2:06:31
↑ 181↓ 1480.2%
20M
7:01/mi
2:16:03
↑ 64↓ 500.2%
21M
7:19/mi
2:23:22
↑ 106↓ 241.6%
35K· 21.75 mi
6:57/mi
2:28:34
↑ 17↓ 861.7%
23M
7:06/mi
2:37:27
↑ 23↓ 630.6%
24M
6:57/mi
2:44:24
↓ 821.3%
40K· 24.85 mi
7:08/mi
2:50:30
↓ 200.3%
25.2M
7:41/mi
2:53:09
↑ 13↓ 160.2%
Finish· 26.22 mi
6:33/mi
2:59:49
↑ 22↓ 21

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
Time1:28:40
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:31:09
Pace6:57 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2820:586:4520:58
6:45
-
10K
6.21 mi10:47:2941:596:4521:01
6:46
+0:01
15K
9.32 mi11:08:251:02:556:4520:56
6:44
-0:02
20K
12.43 mi11:29:331:24:036:4621:08
6:48
+0:04
Half
13.11 mi11:34:101:28:406:464:37
6:46
-0:02
25K
15.53 mi11:50:381:45:086:4616:28
6:47
+0:01
30K
18.64 mi12:12:012:06:316:4721:23
6:53
+0:06
20M
20.00 mi12:21:332:16:036:489:32
7:01
+0:08
21M
21.00 mi12:28:522:23:226:507:19
7:19
+0:18
35K
21.75 mi12:34:042:28:346:505:12
6:57
-0:22
23M
23.00 mi12:42:572:37:276:518:53
7:06
+0:09
24M
24.00 mi12:49:542:44:246:516:57
6:57
-0:09
40K
24.85 mi12:56:002:50:306:526:06
7:08
+0:11
25.2M
25.20 mi12:58:392:53:096:522:39
7:41
+0:33
Finish
26.22 mi13:05:192:59:496:526:40
6:33
-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

6:33 /mi

Average Pace

6:52 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:51

94% of race

Time at Steady Pace

9:58

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:26:2820:586:4520:58
6:45
#5886
10K
6.21 mi10:47:2941:596:4521:01
6:46
#5897
15K
9.32 mi11:08:251:02:556:4520:56
6:44
#5703
20K
12.43 mi11:29:331:24:036:4621:08
6:48
#5608
Half
13.11 mi11:34:101:28:406:464:37
6:46
#5613
25K
15.53 mi11:50:381:45:086:4616:28
6:47
#5439
30K
18.64 mi12:12:012:06:316:4721:23
6:53
#5047
20M
20.00 mi12:21:332:16:036:489:32
7:01
#4945
21M
21.00 mi12:28:522:23:226:507:19
7:19
#4833
35K
21.75 mi12:34:042:28:346:505:12
6:57
#4818
23M
23.00 mi12:42:572:37:276:518:53
7:06
#4748
24M
24.00 mi12:49:542:44:246:516:57
6:57
#4723
40K
24.85 mi12:56:002:50:306:526:06
7:08
#4708
25.2M
25.20 mi12:58:392:53:096:522:39
7:41
#4685
Finish
26.22 mi13:05:192:59:496:526:40
6:33
#4633
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5886542154215459(Top 19%)5018(Top 31%)5018(Top 210%)
10K6.21 mi3.10 mi5897-115422-15422-16003(Top 21%)5489(Top 34%)5489(Top 230%)
15K9.32 mi3.11 mi5703+1945254+1685254+1685459(Top 19%)5018(Top 31%)5018(Top 210%)
20K12.43 mi3.11 mi5608+955157+975157+975323(Top 19%)4889(Top 30%)4889(Top 205%)
Half13.11 mi0.68 mi5613-55158-15158-15840(Top 21%)5327(Top 33%)5327(Top 223%)
25K15.53 mi2.42 mi5439+1745004+1545004+1544819(Top 17%)4434(Top 28%)4434(Top 186%)
30K18.64 mi3.11 mi5047+3924651+3534651+3533981(Top 14%)3669(Top 23%)3669(Top 154%)
20M20.00 mi1.36 mi4945+1024566+854566+854211(Top 15%)3850(Top 24%)3850(Top 161%)
21M21.00 mi1.00 mi4833+1124461+1054461+1053715(Top 13%)3397(Top 21%)3397(Top 142%)
35K21.75 mi0.75 mi4818+154442+194442+195069(Top 18%)4436(Top 28%)4436(Top 186%)
23M23.00 mi1.25 mi4748+704366+764366+764312(Top 15%)3824(Top 24%)3824(Top 160%)
24M24.00 mi1.00 mi4723+254341+254341+254369(Top 15%)3821(Top 24%)3821(Top 160%)
40K24.85 mi0.85 mi4708+154322+194322+194680(Top 16%)3985(Top 25%)3985(Top 167%)
25.2M25.20 mi0.35 mi4685+234296+264296+264282(Top 15%)3638(Top 23%)3638(Top 152%)
Finish26.22 mi1.02 mi4633+524248+484248+483040(Top 11%)2708(Top 17%)2708(Top 113%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

5459

Males

5018

M45-49

5018

5K→10K

3.1 - 6.2 mi

Top 21%
×5story building
+79ft-138ft

Overall

6003

Males

5489

M45-49

5489

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

5459

Males

5018

M45-49

5018

15K→20K

9.3 - 12.4 mi

Top 19%
×5story building
+106ft-86ft

Overall

5323

Males

4889

M45-49

4889

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5840

Males

5327

M45-49

5327

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4819

Males

4434

M45-49

4434

25K→30K

15.5 - 18.6 mi

Top 14%
×9story building
+181ft-148ft

Overall

3981

Males

3669

M45-49

3669

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

4211

Males

3850

M45-49

3850

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3715

Males

3397

M45-49

3397

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

5069

Males

4436

M45-49

4436

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4312

Males

3824

M45-49

3824

23M→24M

23.0 - 24.0 mi

Top 15%
×6story building
+12ft-82ft

Overall

4369

Males

3821

M45-49

3821

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4680

Males

3985

M45-49

3985

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4282

Males

3638

M45-49

3638

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

3040

Males

2708

M45-49

2708

Passing Analysis

Category:
Athletes Passed
1892
Passed By
639
Net Change
+1253
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5886
5K → 10K171182-11#5886#5897
10K → 15K23541+194#5897#5703
15K → 20K17580+95#5703#5608
20K → Half2732-5#5608#5613
Half → 25K20329+174#5613#5439
25K → 30K40412+392#5439#5047
30K → 20M12927+102#5047#4945
20M → 21M13422+112#4945#4833
21M → 35K5742+15#4833#4818
35K → 23M11949+70#4818#4748
23M → 24M6540+25#4748#4723
24M → 40K6550+15#4723#4708
40K → 25.2M3916+23#4708#4685
25.2M → Finish6917+52#4685#4633
TOTALS1892639+1253
📊

Passing Visuals

Category:
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