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BOSTON MARATHON 2025

Roman Fedosieiev

Bib: 9584•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 18%
Gender (Male)
#0 / 16105
Top 29%
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
6:29/mi
20:09
↑ 97↓ 3451.5%
10K· 6.21 mi
6:36/mi
40:39
↑ 79↓ 1380.4%
15K· 9.32 mi
6:38/mi
1:01:14
↑ 67↓ 78
20K· 12.43 mi
6:52/mi
1:22:35
↑ 106↓ 860.1%
Half· 13.11 mi
6:34/mi
1:27:04
↑ 19↓ 370.5%
25K· 15.53 mi
6:52/mi
1:43:42
↑ 66↓ 880.2%
30K· 18.64 mi
7:20/mi
2:06:29
↑ 181↓ 1480.2%
20M
7:24/mi
2:16:33
↑ 64↓ 500.2%
21M
8:14/mi
2:24:47
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:30:23
↑ 17↓ 861.7%
23M
7:18/mi
2:39:32
↑ 23↓ 630.6%
24M
7:09/mi
2:46:41
↓ 821.3%
40K· 24.85 mi
6:53/mi
2:52:34
↓ 200.3%
25.2M
7:21/mi
2:55:06
↑ 13↓ 160.2%
Finish· 26.22 mi
6:45/mi
3:01:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:04
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:34:55
Pace7:14 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:2320:096:2920:09
6:29
-
10K
6.21 mi11:05:5340:396:3320:30
6:36
+0:07
15K
9.32 mi11:26:281:01:146:3420:35
6:38
+0:02
20K
12.43 mi11:47:491:22:356:3921:21
6:52
+0:14
Half
13.11 mi11:52:181:27:046:384:29
6:34
-0:18
25K
15.53 mi12:08:561:43:426:4116:38
6:52
+0:18
30K
18.64 mi12:31:432:06:296:4722:47
7:20
+0:28
20M
20.00 mi12:41:472:16:336:5010:04
7:24
+0:04
21M
21.00 mi12:50:012:24:476:548:14
8:14
+0:50
35K
21.75 mi12:55:372:30:236:555:36
7:29
-0:45
23M
23.00 mi13:04:462:39:326:569:09
7:18
-0:11
24M
24.00 mi13:11:552:46:416:577:09
7:09
-0:09
40K
24.85 mi13:17:482:52:346:575:53
6:53
-0:16
25.2M
25.20 mi13:20:202:55:066:572:32
7:21
+0:28
Finish
26.22 mi13:27:133:01:596:576:53
6:45
-0:36

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

6:29 /mi

Average Pace

6:57 /mi

Slowest Pace

8:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:43

36% of race

Time at Steady Pace

50:45

28% of race

Time at Slower Pace

1:05:31

36% of race

Average Pace: 6:56 /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 mi10:45:2320:096:2920:09
6:29
#3732
10K
6.21 mi11:05:5340:396:3320:30
6:36
#4076
15K
9.32 mi11:26:281:01:146:3420:35
6:38
#4170
20K
12.43 mi11:47:491:22:356:3921:21
6:52
#4515
Half
13.11 mi11:52:181:27:046:384:29
6:34
#4485
25K
15.53 mi12:08:561:43:426:4116:38
6:52
#4585
30K
18.64 mi12:31:432:06:296:4722:47
7:20
#5030
20M
20.00 mi12:41:472:16:336:5010:04
7:24
#5162
21M
21.00 mi12:50:012:24:476:548:14
8:14
#5390
35K
21.75 mi12:55:372:30:236:555:36
7:29
#5487
23M
23.00 mi13:04:462:39:326:569:09
7:18
#5417
24M
24.00 mi13:11:552:46:416:577:09
7:09
#5376
40K
24.85 mi13:17:482:52:346:575:53
6:53
#5248
25.2M
25.20 mi13:20:202:55:066:572:32
7:21
#5190
Finish
26.22 mi13:27:133:01:596:576:53
6:45
#5108
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3732353535354445(Top 16%)4166(Top 26%)4166(Top 74%)
10K6.21 mi3.10 mi4076-3443843-3083843-3084456(Top 16%)4175(Top 26%)4175(Top 74%)
15K9.32 mi3.11 mi4170-943927-843927-844445(Top 16%)4166(Top 26%)4166(Top 74%)
20K12.43 mi3.11 mi4515-3454231-3044231-3045948(Top 21%)5391(Top 33%)5391(Top 96%)
Half13.11 mi0.68 mi4485+304203+284203+284163(Top 15%)3902(Top 24%)3902(Top 69%)
25K15.53 mi2.42 mi4585-1004283-804283-805351(Top 19%)4879(Top 30%)4879(Top 86%)
30K18.64 mi3.11 mi5030-4454635-3524635-3526632(Top 23%)5729(Top 36%)5729(Top 102%)
20M20.00 mi1.36 mi5162-1324744-1094744-1096396(Top 23%)5449(Top 34%)5449(Top 97%)
21M21.00 mi1.00 mi5390-2284924-1804924-1808740(Top 31%)6659(Top 41%)6659(Top 118%)
35K21.75 mi0.75 mi5487-974999-754999-758455(Top 30%)6547(Top 41%)6547(Top 116%)
23M23.00 mi1.25 mi5417+704929+704929+705494(Top 19%)4657(Top 29%)4657(Top 83%)
24M24.00 mi1.00 mi5376+414888+414888+415490(Top 19%)4587(Top 28%)4587(Top 81%)
40K24.85 mi0.85 mi5248+1284767+1214767+1213259(Top 11%)2911(Top 18%)2911(Top 52%)
25.2M25.20 mi0.35 mi5190+584716+514716+512748(Top 10%)2450(Top 15%)2450(Top 43%)
Finish26.22 mi1.02 mi5108+824640+764640+764212(Top 15%)3589(Top 22%)3589(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4445

Males

4166

M18-39

4166

5K→10K

3.1 - 6.2 mi

Top 16%
×5story building
+79ft-138ft

Overall

4456

Males

4175

M18-39

4175

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4445

Males

4166

M18-39

4166

15K→20K

9.3 - 12.4 mi

Top 21%
×5story building
+106ft-86ft

Overall

5948

Males

5391

M18-39

5391

20K→Half

12.4 - 13.1 mi

Top 15%
×2story building
+19ft-37ft

Overall

4163

Males

3902

M18-39

3902

Half→25K

13.1 - 15.5 mi

Top 19%
×4story building
+66ft-88ft

Overall

5351

Males

4879

M18-39

4879

25K→30K

15.5 - 18.6 mi

Top 23%
×9story building
+181ft-148ft

Overall

6632

Males

5729

M18-39

5729

30K→20M

18.6 - 20.0 mi

Top 23%
×5story building
+64ft-50ft

Overall

6396

Males

5449

M18-39

5449

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8740

Males

6659

M18-39

6659

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8455

Males

6547

M18-39

6547

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

5494

Males

4657

M18-39

4657

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

5490

Males

4587

M18-39

4587

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3259

Males

2911

M18-39

2911

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2748

Males

2450

M18-39

2450

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2story building
+22ft-21ft

Overall

4212

Males

3589

M18-39

3589

Passing Analysis

Category:
Athletes Passed
864
Passed By
2240
Net Change
-1376
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3732
5K → 10K44388-344#3732#4076
10K → 15K62156-94#4076#4170
15K → 20K35380-345#4170#4515
20K → Half388+30#4515#4485
Half → 25K84184-100#4485#4585
25K → 30K56501-445#4585#5030
30K → 20M36168-132#5030#5162
20M → 21M29257-228#5162#5390
21M → 35K20117-97#5390#5487
35K → 23M11949+70#5487#5417
23M → 24M6322+41#5417#5376
24M → 40K1291+128#5376#5248
40K → 25.2M591+58#5248#5190
25.2M → Finish908+82#5190#5108
TOTALS8642240-1376
📊

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