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BOSTON MARATHON 2025

Korolov Yevhen

Bib: 16607•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:37
Rank: #21940
Start → 5K
27:37 | 8:53/mi
10K· 6.21 mi
56:11
Rank: #22583 (-643)
5K → 10K
28:34 | 9:12/mi
15K· 9.32 mi
1:24:42
Rank: #22644 (-61)
10K → 15K
28:31 | 9:11/mi
20K· 12.43 mi
1:54:02
Rank: #22683 (-39)
15K → 20K
29:20 | 9:26/mi
Half· 13.11 mi
2:00:09
Rank: #22627 (+56)
20K → Half
6:07 | 8:58/mi
25K· 15.53 mi
2:23:11
Rank: #22491 (+136)
Half → 25K
23:02 | 9:30/mi
30K· 18.64 mi
2:54:39
Rank: #22385 (+106)
25K → 30K
31:28 | 10:08/mi
20M
3:08:33
Rank: #22335 (+50)
30K → 20M
13:54 | 10:14/mi
21M
3:19:25
Rank: #22234 (+101)
20M → 21M
10:52 | 10:52/mi
35K· 21.75 mi
3:26:42
Rank: #22192 (+42)
21M → 35K
7:17 | 9:44/mi
23M
3:39:26
Rank: #22098 (+94)
35K → 23M
12:44 | 10:10/mi
24M
3:49:23
Rank: #22048 (+50)
23M → 24M
9:57 | 9:57/mi
40K· 24.85 mi
3:57:51
Rank: #21960 (+88)
24M → 40K
8:28 | 9:54/mi
25.2M
4:01:26
Rank: #21915 (+45)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
4:11:27
Rank: #21922 (-7)
25.2M → Finish
10:01 | 9:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:09
Pace9:10 /mi
2nd Half
Distance13.11 mi
Time2:11:18
Pace10:01 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:00:3227:378:5327:37
8:53
-
10K
6.21 mi11:29:0656:119:0328:34
9:12
+0:19
15K
9.32 mi11:57:371:24:429:0528:31
9:11
-0:01
20K
12.43 mi12:26:571:54:029:1129:20
9:26
+0:15
Half
13.11 mi12:33:042:00:099:106:07
8:58
-0:28
25K
15.53 mi12:56:062:23:119:1323:02
9:30
+0:32
30K
18.64 mi13:27:342:54:399:2231:28
10:08
+0:38
20M
20.00 mi13:41:283:08:339:2613:54
10:14
+0:06
21M
21.00 mi13:52:203:19:259:3010:52
10:52
+0:38
35K
21.75 mi13:59:373:26:429:307:17
9:44
-1:08
23M
23.00 mi14:12:213:39:269:3212:44
10:10
+0:26
24M
24.00 mi14:22:183:49:239:339:57
9:57
-0:13
40K
24.85 mi14:30:463:57:519:348:28
9:54
-0:03
25.2M
25.20 mi14:34:214:01:269:353:35
10:23
+0:29
Finish
26.22 mi14:44:224:11:279:3610:01
9:50
-0:33

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

8:53 /mi

Average Pace

9:36 /mi

Slowest Pace

10:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:11

57% of race

Time at Steady Pace

35:43

14% of race

Time at Slower Pace

1:12:33

29% of race

Average Pace: 9:35 /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 mi11:00:3227:378:5327:37
8:53
#21940
10K
6.21 mi11:29:0656:119:0328:34
9:12
#22583
15K
9.32 mi11:57:371:24:429:0528:31
9:11
#22644
20K
12.43 mi12:26:571:54:029:1129:20
9:26
#22683
Half
13.11 mi12:33:042:00:099:106:07
8:58
#22627
25K
15.53 mi12:56:062:23:119:1323:02
9:30
#22491
30K
18.64 mi13:27:342:54:399:2231:28
10:08
#22385
20M
20.00 mi13:41:283:08:339:2613:54
10:14
#22335
21M
21.00 mi13:52:203:19:259:3010:52
10:52
#22234
35K
21.75 mi13:59:373:26:429:307:17
9:44
#22192
23M
23.00 mi14:12:213:39:269:3212:44
10:10
#22098
24M
24.00 mi14:22:183:49:239:339:57
9:57
#22048
40K
24.85 mi14:30:463:57:519:348:28
9:54
#21960
25.2M
25.20 mi14:34:214:01:269:353:35
10:23
#21915
Finish
26.22 mi14:44:224:11:279:3610:01
9:50
#21922
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi21940132861328622776(Top 80%)13727(Top 85%)13727(Top 575%)
10K6.21 mi3.10 mi22583-64313591-30513591-30523173(Top 82%)13886(Top 86%)13886(Top 582%)
15K9.32 mi3.11 mi22644-6113648-5713648-5722776(Top 80%)13727(Top 85%)13727(Top 575%)
20K12.43 mi3.11 mi22683-3913677-2913677-2922712(Top 80%)13669(Top 85%)13669(Top 573%)
Half13.11 mi0.68 mi22627+5613652+2513652+2521661(Top 76%)13201(Top 82%)13201(Top 553%)
25K15.53 mi2.42 mi22491+13613570+8213570+8221854(Top 77%)13223(Top 82%)13223(Top 554%)
30K18.64 mi3.11 mi22385+10613483+8713483+8721983(Top 77%)13160(Top 82%)13160(Top 552%)
20M20.00 mi1.36 mi22335+5013439+4413439+4421645(Top 76%)12880(Top 80%)12880(Top 540%)
21M21.00 mi1.00 mi22234+10113382+5713382+5721019(Top 74%)12507(Top 78%)12507(Top 524%)
35K21.75 mi0.75 mi22192+4213343+3913343+3921110(Top 74%)12498(Top 78%)12498(Top 524%)
23M23.00 mi1.25 mi22098+9413264+7913264+7921020(Top 74%)12404(Top 77%)12404(Top 520%)
24M24.00 mi1.00 mi22048+5013225+3913225+3921209(Top 75%)12447(Top 77%)12447(Top 522%)
40K24.85 mi0.85 mi21960+8813170+5513170+5520129(Top 71%)11856(Top 74%)11856(Top 497%)
25.2M25.20 mi0.35 mi21915+4513140+3013140+3018602(Top 65%)11134(Top 69%)11134(Top 467%)
Finish26.22 mi1.02 mi21922-713131+913131+922374(Top 79%)12957(Top 80%)12957(Top 543%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

22776

Males

13727

M45-49

13727

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

23173

Males

13886

M45-49

13886

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

22776

Males

13727

M45-49

13727

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22712

Males

13669

M45-49

13669

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

21661

Males

13201

M45-49

13201

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21854

Males

13223

M45-49

13223

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

21983

Males

13160

M45-49

13160

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21645

Males

12880

M45-49

12880

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

21019

Males

12507

M45-49

12507

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

21110

Males

12498

M45-49

12498

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

21020

Males

12404

M45-49

12404

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

21209

Males

12447

M45-49

12447

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20129

Males

11856

M45-49

11856

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18602

Males

11134

M45-49

11134

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

22374

Males

12957

M45-49

12957

Passing Analysis

Category:
Athletes Passed
1584
Passed By
1566
Net Change
+18
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21940
5K → 10K71714-643#21940#22583
10K → 15K162223-61#22583#22644
15K → 20K168207-39#22644#22683
20K → Half6610+56#22683#22627
Half → 25K20468+136#22627#22491
25K → 30K230124+106#22491#22385
30K → 20M9343+50#22385#22335
20M → 21M13231+101#22335#22234
21M → 35K6321+42#22234#22192
35K → 23M12834+94#22192#22098
23M → 24M7323+50#22098#22048
24M → 40K957+88#22048#21960
40K → 25.2M527+45#21960#21915
25.2M → Finish4754-7#21915#21922
TOTALS15841566+18
📊

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