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BOSTON MARATHON 2025

Nick Chernomorets

Bib: 4081•M

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Division (M18-39)
#0 / 5642
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:29
Rank: #2250
Start → 5K
19:29 | 6:16/mi
10K· 6.21 mi
39:10
Rank: #2430 (-180)
5K → 10K
19:41 | 6:20/mi
15K· 9.32 mi
58:48
Rank: #2445 (-15)
10K → 15K
19:38 | 6:19/mi
20K· 12.43 mi
1:18:35
Rank: #2384 (+61)
15K → 20K
19:47 | 6:22/mi
Half· 13.11 mi
1:22:55
Rank: #2406 (-22)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:38:31
Rank: #2407 (-1)
Half → 25K
15:36 | 6:26/mi
30K· 18.64 mi
1:59:13
Rank: #2422 (-15)
25K → 30K
20:42 | 6:40/mi
20M
2:08:22
Rank: #2411 (+11)
30K → 20M
9:09 | 6:44/mi
21M
2:15:28
Rank: #2383 (+28)
20M → 21M
7:06 | 7:06/mi
35K· 21.75 mi
2:20:20
Rank: #2361 (+22)
21M → 35K
4:52 | 6:30/mi
23M
2:28:33
Rank: #2302 (+59)
35K → 23M
8:13 | 6:34/mi
24M
2:35:01
Rank: #2264 (+38)
23M → 24M
6:28 | 6:28/mi
40K· 24.85 mi
2:40:32
Rank: #2198 (+66)
24M → 40K
5:31 | 6:27/mi
25.2M
2:43:02
Rank: #2184 (+14)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:49:23
Rank: #2142 (+42)
25.2M → Finish
6:21 | 6:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:55
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:26:28
Pace6:36 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0519:296:1619:29
6:16
-
10K
6.21 mi10:41:4639:106:1819:41
6:20
+0:04
15K
9.32 mi11:01:2458:486:1919:38
6:19
-0:01
20K
12.43 mi11:21:111:18:356:1919:47
6:22
+0:03
Half
13.11 mi11:25:311:22:556:194:20
6:21
-0:01
25K
15.53 mi11:41:071:38:316:2115:36
6:26
+0:05
30K
18.64 mi12:01:491:59:136:2420:42
6:40
+0:14
20M
20.00 mi12:10:582:08:226:259:09
6:44
+0:04
21M
21.00 mi12:18:042:15:286:277:06
7:06
+0:22
35K
21.75 mi12:22:562:20:206:274:52
6:30
-0:36
23M
23.00 mi12:31:092:28:336:288:13
6:34
+0:04
24M
24.00 mi12:37:372:35:016:286:28
6:28
-0:06
40K
24.85 mi12:43:082:40:326:285:31
6:27
-0:01
25.2M
25.20 mi12:45:382:43:026:282:30
7:15
+0:48
Finish
26.22 mi12:51:592:49:236:286:21
6:14
-1:01

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

6:14 /mi

Average Pace

6:28 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:47

94% of race

Time at Steady Pace

9:36

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:28 /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 mi10:22:0519:296:1619:29
6:16
#2250
10K
6.21 mi10:41:4639:106:1819:41
6:20
#2430
15K
9.32 mi11:01:2458:486:1919:38
6:19
#2445
20K
12.43 mi11:21:111:18:356:1919:47
6:22
#2384
Half
13.11 mi11:25:311:22:556:194:20
6:21
#2406
25K
15.53 mi11:41:071:38:316:2115:36
6:26
#2407
30K
18.64 mi12:01:491:59:136:2420:42
6:40
#2422
20M
20.00 mi12:10:582:08:226:259:09
6:44
#2411
21M
21.00 mi12:18:042:15:286:277:06
7:06
#2383
35K
21.75 mi12:22:562:20:206:274:52
6:30
#2361
23M
23.00 mi12:31:092:28:336:288:13
6:34
#2302
24M
24.00 mi12:37:372:35:016:286:28
6:28
#2264
40K
24.85 mi12:43:082:40:326:285:31
6:27
#2198
25.2M
25.20 mi12:45:382:43:026:282:30
7:15
#2184
Finish
26.22 mi12:51:592:49:236:286:21
6:14
#2142
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2250214921492441(Top 9%)2330(Top 14%)2330(Top 41%)
10K6.21 mi3.10 mi2430-1802317-1682317-1682634(Top 9%)2511(Top 16%)2511(Top 45%)
15K9.32 mi3.11 mi2445-152335-182335-182441(Top 9%)2330(Top 14%)2330(Top 41%)
20K12.43 mi3.11 mi2384+612274+612274+612344(Top 8%)2234(Top 14%)2234(Top 40%)
Half13.11 mi0.68 mi2406-222296-222296-222742(Top 10%)2618(Top 16%)2618(Top 46%)
25K15.53 mi2.42 mi2407-12297-12297-12511(Top 9%)2387(Top 15%)2387(Top 42%)
30K18.64 mi3.11 mi2422-152310-132310-132683(Top 9%)2537(Top 16%)2537(Top 45%)
20M20.00 mi1.36 mi2411+112299+112299+112590(Top 9%)2432(Top 15%)2432(Top 43%)
21M21.00 mi1.00 mi2383+282271+282271+282654(Top 9%)2464(Top 15%)2464(Top 44%)
35K21.75 mi0.75 mi2361+222250+212250+212452(Top 9%)2285(Top 14%)2285(Top 40%)
23M23.00 mi1.25 mi2302+592194+562194+561685(Top 6%)1574(Top 10%)1574(Top 28%)
24M24.00 mi1.00 mi2264+382154+402154+401909(Top 7%)1771(Top 11%)1771(Top 31%)
40K24.85 mi0.85 mi2198+662089+652089+651439(Top 5%)1333(Top 8%)1333(Top 24%)
25.2M25.20 mi0.35 mi2184+142075+142075+142294(Top 8%)2047(Top 13%)2047(Top 36%)
Finish26.22 mi1.02 mi2142+422032+432032+431616(Top 6%)1500(Top 9%)1500(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2441

Males

2330

M18-39

2330

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2634

Males

2511

M18-39

2511

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2441

Males

2330

M18-39

2330

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2344

Males

2234

M18-39

2234

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2742

Males

2618

M18-39

2618

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2511

Males

2387

M18-39

2387

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2683

Males

2537

M18-39

2537

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2590

Males

2432

M18-39

2432

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2654

Males

2464

M18-39

2464

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2452

Males

2285

M18-39

2285

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1685

Males

1574

M18-39

1574

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1909

Males

1771

M18-39

1771

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1439

Males

1333

M18-39

1333

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2294

Males

2047

M18-39

2047

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1616

Males

1500

M18-39

1500

Passing Analysis

Category:
Athletes Passed
787
Passed By
679
Net Change
+108
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2250
5K → 10K40220-180#2250#2430
10K → 15K7994-15#2430#2445
15K → 20K10443+61#2445#2384
20K → Half628-22#2384#2406
Half → 25K5758-1#2406#2407
25K → 30K8499-15#2407#2422
30K → 20M4837+11#2422#2411
20M → 21M5527+28#2411#2383
21M → 35K4119+22#2383#2361
35K → 23M7011+59#2361#2302
23M → 24M5517+38#2302#2264
24M → 40K704+66#2264#2198
40K → 25.2M228+14#2198#2184
25.2M → Finish5614+42#2184#2142
TOTALS787679+108
📊

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