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BOSTON MARATHON 2025

Mark Satterly

Bib: 682•M

IN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 3%
Division (M18-39)
#0 / 5642
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:30
Rank: #940
Start → 5K
18:30 | 5:57/mi
10K· 6.21 mi
36:42
Rank: #827 (+113)
5K → 10K
18:12 | 5:51/mi
15K· 9.32 mi
54:39
Rank: #700 (+127)
10K → 15K
17:57 | 5:47/mi
20K· 12.43 mi
1:12:36
Rank: #597 (+103)
15K → 20K
17:57 | 5:47/mi
Half· 13.11 mi
1:16:29
Rank: #588 (+9)
20K → Half
3:53 | 5:42/mi
25K· 15.53 mi
1:30:29
Rank: #537 (+51)
Half → 25K
14:00 | 5:46/mi
30K· 18.64 mi
1:48:55
Rank: #493 (+44)
25K → 30K
18:26 | 5:56/mi
20M
1:57:07
Rank: #480 (+13)
30K → 20M
8:12 | 6:02/mi
21M
2:03:44
Rank: #492 (-12)
20M → 21M
6:37 | 6:37/mi
35K· 21.75 mi
2:08:12
Rank: #486 (+6)
21M → 35K
4:28 | 5:58/mi
23M
2:16:03
Rank: #488 (-2)
35K → 23M
7:51 | 6:16/mi
24M
2:22:05
Rank: #486 (+2)
23M → 24M
6:02 | 6:02/mi
40K· 24.85 mi
2:27:28
Rank: #491 (-5)
24M → 40K
5:23 | 6:18/mi
25.2M
2:29:52
Rank: #499 (-8)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:36:09
Rank: #511 (-12)
25.2M → Finish
6:17 | 6:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:29
Pace5:50 /mi
2nd Half
Distance13.11 mi
Time1:19:40
Pace6:05 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5218:305:5718:30
5:57
-
10K
6.21 mi10:37:0436:425:5418:12
5:51
-0:06
15K
9.32 mi10:55:0154:395:5217:57
5:47
-0:04
20K
12.43 mi11:12:581:12:365:5117:57
5:47
0:00
Half
13.11 mi11:16:511:16:295:503:53
5:42
-0:05
25K
15.53 mi11:30:511:30:295:4914:00
5:46
+0:04
30K
18.64 mi11:49:171:48:555:5118:26
5:56
+0:10
20M
20.00 mi11:57:291:57:075:518:12
6:02
+0:06
21M
21.00 mi12:04:062:03:445:546:37
6:37
+0:35
35K
21.75 mi12:08:342:08:125:544:28
5:58
-0:39
23M
23.00 mi12:16:252:16:035:557:51
6:16
+0:18
24M
24.00 mi12:22:272:22:055:556:02
6:02
-0:14
40K
24.85 mi12:27:502:27:285:565:23
6:18
+0:16
25.2M
25.20 mi12:30:142:29:525:572:24
6:58
+0:40
Finish
26.22 mi12:36:312:36:095:586:17
6:10
-0:48

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

5:42 /mi

Average Pace

5:58 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

53:47

34% of race

Time at Steady Pace

1:13:50

47% of race

Time at Slower Pace

28:32

18% of race

Average Pace: 5:57 /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 mi10:18:5218:305:5718:30
5:57
#940
10K
6.21 mi10:37:0436:425:5418:12
5:51
#827
15K
9.32 mi10:55:0154:395:5217:57
5:47
#700
20K
12.43 mi11:12:581:12:365:5117:57
5:47
#597
Half
13.11 mi11:16:511:16:295:503:53
5:42
#588
25K
15.53 mi11:30:511:30:295:4914:00
5:46
#537
30K
18.64 mi11:49:171:48:555:5118:26
5:56
#493
20M
20.00 mi11:57:291:57:075:518:12
6:02
#480
21M
21.00 mi12:04:062:03:445:546:37
6:37
#492
35K
21.75 mi12:08:342:08:125:544:28
5:58
#486
23M
23.00 mi12:16:252:16:035:557:51
6:16
#488
24M
24.00 mi12:22:272:22:055:556:02
6:02
#486
40K
24.85 mi12:27:502:27:285:565:23
6:18
#491
25.2M
25.20 mi12:30:142:29:525:572:24
6:58
#499
Finish
26.22 mi12:36:312:36:095:586:17
6:10
#511
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi940882882492(Top 2%)456(Top 3%)456(Top 8%)
10K6.21 mi3.10 mi827+113774+108774+108733(Top 3%)688(Top 4%)688(Top 12%)
15K9.32 mi3.11 mi700+127652+122652+122492(Top 2%)456(Top 3%)456(Top 8%)
20K12.43 mi3.11 mi597+103553+99553+99408(Top 1%)379(Top 2%)379(Top 7%)
Half13.11 mi0.68 mi588+9544+9544+9416(Top 1%)389(Top 2%)389(Top 7%)
25K15.53 mi2.42 mi537+51495+49495+49379(Top 1%)352(Top 2%)352(Top 6%)
30K18.64 mi3.11 mi493+44455+40455+40405(Top 1%)376(Top 2%)376(Top 7%)
20M20.00 mi1.36 mi480+13444+11444+11431(Top 2%)402(Top 2%)402(Top 7%)
21M21.00 mi1.00 mi492-12452-8452-8937(Top 3%)887(Top 6%)887(Top 16%)
35K21.75 mi0.75 mi486+6446+6446+6653(Top 2%)610(Top 4%)610(Top 11%)
23M23.00 mi1.25 mi488-2447-1447-1796(Top 3%)751(Top 5%)751(Top 13%)
24M24.00 mi1.00 mi486+2446+1446+1630(Top 2%)589(Top 4%)589(Top 10%)
40K24.85 mi0.85 mi491-5452-6452-6940(Top 3%)879(Top 5%)879(Top 16%)
25.2M25.20 mi0.35 mi499-8460-8460-81316(Top 5%)1203(Top 7%)1203(Top 21%)
Finish26.22 mi1.02 mi511-12472-12472-121389(Top 5%)1292(Top 8%)1292(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

492

Males

456

M18-39

456

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

733

Males

688

M18-39

688

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

492

Males

456

M18-39

456

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

408

Males

379

M18-39

379

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

416

Males

389

M18-39

389

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

379

Males

352

M18-39

352

25K→30K

15.5 - 18.6 mi

Top 1%
×9stories
+181ft-148ft

Overall

405

Males

376

M18-39

376

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

431

Males

402

M18-39

402

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

937

Males

887

M18-39

887

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

653

Males

610

M18-39

610

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

796

Males

751

M18-39

751

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

630

Males

589

M18-39

589

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

940

Males

879

M18-39

879

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1316

Males

1203

M18-39

1203

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1389

Males

1292

M18-39

1292

Passing Analysis

Category:
Athletes Passed
543
Passed By
114
Net Change
+429
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#940
5K → 10K12613+113#940#827
10K → 15K1270+127#827#700
15K → 20K1030+103#700#597
20K → Half90+9#597#588
Half → 25K532+51#588#537
25K → 30K495+44#537#493
30K → 20M174+13#493#480
20M → 21M820-12#480#492
21M → 35K60+6#492#486
35K → 23M1719-2#486#488
23M → 24M97+2#488#486
24M → 40K813-5#486#491
40K → 25.2M311-8#491#499
25.2M → Finish820-12#499#511
TOTALS543114+429
📊

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