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BOSTON MARATHON 2025

Ross Kelley

Bib: 28276•M

VT

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:32/mi
29:37
↑ 97↓ 3451.5%
10K· 6.21 mi
9:36/mi
59:27
↑ 79↓ 1380.4%
15K· 9.32 mi
9:58/mi
1:30:26
↑ 67↓ 78
20K· 12.43 mi
10:05/mi
2:01:45
↑ 106↓ 860.1%
Half· 13.11 mi
9:55/mi
2:08:31
↑ 19↓ 370.5%
25K· 15.53 mi
10:57/mi
2:35:04
↑ 66↓ 880.2%
30K· 18.64 mi
11:18/mi
3:10:12
↑ 181↓ 1480.2%
20M
11:23/mi
3:25:40
↑ 64↓ 500.2%
21M
11:48/mi
3:37:28
↑ 106↓ 241.6%
35K· 21.75 mi
10:27/mi
3:45:17
↑ 17↓ 861.7%
23M
11:41/mi
3:59:55
↑ 23↓ 630.6%
24M
11:27/mi
4:11:22
↓ 821.3%
40K· 24.85 mi
13:07/mi
4:22:35
↓ 200.3%
25.2M
12:51/mi
4:27:01
↑ 13↓ 160.2%
Finish· 26.22 mi
10:11/mi
4:37:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:31
Pace9:48 /mi
2nd Half
Distance13.11 mi
Time2:28:53
Pace11:21 /mi
📊Positive Split: 15.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:1629:379:3229:37
9:32
-
10K
6.21 mi12:17:0659:279:3429:50
9:36
+0:04
15K
9.32 mi12:48:051:30:269:4230:59
9:58
+0:22
20K
12.43 mi13:19:242:01:459:4831:19
10:05
+0:07
Half
13.11 mi13:26:102:08:319:486:46
9:55
-0:10
25K
15.53 mi13:52:432:35:049:5926:33
10:57
+1:02
30K
18.64 mi14:27:513:10:1210:1235:08
11:18
+0:21
20M
20.00 mi14:43:193:25:4010:1715:28
11:23
+0:05
21M
21.00 mi14:55:073:37:2810:2111:48
11:48
+0:25
35K
21.75 mi15:02:563:45:1710:227:49
10:27
-1:21
23M
23.00 mi15:17:343:59:5510:2614:38
11:41
+1:14
24M
24.00 mi15:29:014:11:2210:2811:27
11:27
-0:14
40K
24.85 mi15:40:144:22:3510:3411:13
13:07
+1:40
25.2M
25.20 mi15:44:404:27:0110:364:26
12:51
-0:16
Finish
26.22 mi15:55:034:37:2410:3510:23
10:11
-2:40

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

9:32 /mi

Average Pace

10:35 /mi

Slowest Pace

13:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:54

50% of race

Time at Steady Pace

1:36:25

35% of race

Time at Slower Pace

42:05

15% of race

Average Pace: 10:35 /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 mi11:47:1629:379:3229:37
9:32
#24347
10K
6.21 mi12:17:0659:279:3429:50
9:36
#24368
15K
9.32 mi12:48:051:30:269:4230:59
9:58
#24584
20K
12.43 mi13:19:242:01:459:4831:19
10:05
#24530
Half
13.11 mi13:26:102:08:319:486:46
9:55
#24533
25K
15.53 mi13:52:432:35:049:5926:33
10:57
#24675
30K
18.64 mi14:27:513:10:1210:1235:08
11:18
#24660
20M
20.00 mi14:43:193:25:4010:1715:28
11:23
#24651
21M
21.00 mi14:55:073:37:2810:2111:48
11:48
#24581
35K
21.75 mi15:02:563:45:1710:227:49
10:27
#24541
23M
23.00 mi15:17:343:59:5510:2614:38
11:41
#24546
24M
24.00 mi15:29:014:11:2210:2811:27
11:27
#24574
40K
24.85 mi15:40:144:22:3510:3411:13
13:07
#24670
25.2M
25.20 mi15:44:404:27:0110:364:26
12:51
#24680
Finish
26.22 mi15:55:034:37:2410:3510:23
10:11
#24645
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24347144141441424939(Top 88%)14697(Top 91%)14697(Top 260%)
10K6.21 mi3.10 mi24368-2114426-1214426-1224367(Top 86%)14412(Top 89%)14412(Top 255%)
15K9.32 mi3.11 mi24584-21614516-9014516-9024939(Top 88%)14697(Top 91%)14697(Top 260%)
20K12.43 mi3.11 mi24530+5414476+4014476+4024407(Top 86%)14409(Top 89%)14409(Top 255%)
Half13.11 mi0.68 mi24533-314478-214478-224654(Top 87%)14506(Top 90%)14506(Top 257%)
25K15.53 mi2.42 mi24675-14214540-6214540-6225134(Top 88%)14706(Top 91%)14706(Top 261%)
30K18.64 mi3.11 mi24660+1514503+3714503+3724566(Top 86%)14338(Top 89%)14338(Top 254%)
20M20.00 mi1.36 mi24651+914490+1314490+1324333(Top 86%)14140(Top 88%)14140(Top 251%)
21M21.00 mi1.00 mi24581+7014436+5414436+5423212(Top 82%)13548(Top 84%)13548(Top 240%)
35K21.75 mi0.75 mi24541+4014413+2314413+2323053(Top 81%)13417(Top 83%)13417(Top 238%)
23M23.00 mi1.25 mi24546-514401+1214401+1224580(Top 87%)14134(Top 88%)14134(Top 251%)
24M24.00 mi1.00 mi24574-2814398+314398+324817(Top 87%)14209(Top 88%)14209(Top 252%)
40K24.85 mi0.85 mi24670-9614426-2814426-2826406(Top 93%)15000(Top 93%)15000(Top 266%)
25.2M25.20 mi0.35 mi24680-1014429-314429-324824(Top 87%)14173(Top 88%)14173(Top 251%)
Finish26.22 mi1.02 mi24645+3514408+2114408+2123495(Top 83%)13514(Top 84%)13514(Top 240%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

24939

Males

14697

M18-39

14697

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24367

Males

14412

M18-39

14412

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

24939

Males

14697

M18-39

14697

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24407

Males

14409

M18-39

14409

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

24654

Males

14506

M18-39

14506

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

25134

Males

14706

M18-39

14706

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24566

Males

14338

M18-39

14338

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

24333

Males

14140

M18-39

14140

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23212

Males

13548

M18-39

13548

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

23053

Males

13417

M18-39

13417

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

24580

Males

14134

M18-39

14134

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24817

Males

14209

M18-39

14209

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

26406

Males

15000

M18-39

15000

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24824

Males

14173

M18-39

14173

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23495

Males

13514

M18-39

13514

Passing Analysis

Category:
Athletes Passed
1031
Passed By
1329
Net Change
-298
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24347
5K → 10K211232-21#24347#24368
10K → 15K78294-216#24368#24584
15K → 20K162108+54#24584#24530
20K → Half2730-3#24530#24533
Half → 25K58200-142#24533#24675
25K → 30K142127+15#24675#24660
30K → 20M5950+9#24660#24651
20M → 21M9020+70#24651#24581
21M → 35K5212+40#24581#24541
35K → 23M5055-5#24541#24546
23M → 24M3664-28#24546#24574
24M → 40K11107-96#24574#24670
40K → 25.2M616-10#24670#24680
25.2M → Finish4914+35#24680#24645
TOTALS10311329-298
📊

Passing Visuals

Category:
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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