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BOSTON MARATHON 2025

Michal Vcelis

Bib: 4041•M

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 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:45
Rank: #2791
Start → 5K
19:45 | 6:21/mi
10K· 6.21 mi
39:20
Rank: #2615 (+176)
5K → 10K
19:35 | 6:18/mi
15K· 9.32 mi
59:34
Rank: #2937 (-322)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:19:28
Rank: #2814 (+123)
15K → 20K
19:54 | 6:24/mi
Half· 13.11 mi
1:23:50
Rank: #2830 (-16)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:39:27
Rank: #2760 (+70)
Half → 25K
15:37 | 6:26/mi
30K· 18.64 mi
1:59:53
Rank: #2614 (+146)
25K → 30K
20:26 | 6:35/mi
20M
2:08:57
Rank: #2558 (+56)
30K → 20M
9:04 | 6:40/mi
21M
2:15:59
Rank: #2518 (+40)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:20:50
Rank: #2500 (+18)
21M → 35K
4:51 | 6:29/mi
23M
2:29:06
Rank: #2422 (+78)
35K → 23M
8:16 | 6:36/mi
24M
2:35:35
Rank: #2379 (+43)
23M → 24M
6:29 | 6:29/mi
40K· 24.85 mi
2:41:09
Rank: #2325 (+54)
24M → 40K
5:34 | 6:31/mi
25.2M
2:43:37
Rank: #2305 (+20)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:49:59
Rank: #2265 (+40)
25.2M → Finish
6:22 | 6:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:50
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:26:09
Pace6:34 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5119:456:2119:45
6:21
-
10K
6.21 mi10:41:2639:206:2019:35
6:18
-0:03
15K
9.32 mi11:01:4059:346:2320:14
6:31
+0:13
20K
12.43 mi11:21:341:19:286:2419:54
6:24
-0:07
Half
13.11 mi11:25:561:23:506:244:22
6:24
0:00
25K
15.53 mi11:41:331:39:276:2415:37
6:26
+0:02
30K
18.64 mi12:01:591:59:536:2620:26
6:35
+0:09
20M
20.00 mi12:11:032:08:576:279:04
6:40
+0:05
21M
21.00 mi12:18:052:15:596:297:02
7:02
+0:22
35K
21.75 mi12:22:562:20:506:294:51
6:29
-0:33
23M
23.00 mi12:31:122:29:066:298:16
6:36
+0:07
24M
24.00 mi12:37:412:35:356:296:29
6:29
-0:07
40K
24.85 mi12:43:152:41:096:295:34
6:31
+0:02
25.2M
25.20 mi12:45:432:43:376:302:28
7:09
+0:38
Finish
26.22 mi12:52:052:49:596:296:22
6:15
-0:54

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

6:15 /mi

Average Pace

6:29 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:29

94% of race

Time at Steady Pace

9:30

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:21:5119:456:2119:45
6:21
#2791
10K
6.21 mi10:41:2639:206:2019:35
6:18
#2615
15K
9.32 mi11:01:4059:346:2320:14
6:31
#2937
20K
12.43 mi11:21:341:19:286:2419:54
6:24
#2814
Half
13.11 mi11:25:561:23:506:244:22
6:24
#2830
25K
15.53 mi11:41:331:39:276:2415:37
6:26
#2760
30K
18.64 mi12:01:591:59:536:2620:26
6:35
#2614
20M
20.00 mi12:11:032:08:576:279:04
6:40
#2558
21M
21.00 mi12:18:052:15:596:297:02
7:02
#2518
35K
21.75 mi12:22:562:20:506:294:51
6:29
#2500
23M
23.00 mi12:31:122:29:066:298:16
6:36
#2422
24M
24.00 mi12:37:412:35:356:296:29
6:29
#2379
40K
24.85 mi12:43:152:41:096:295:34
6:31
#2325
25.2M
25.20 mi12:45:432:43:376:302:28
7:09
#2305
Finish
26.22 mi12:52:052:49:596:296:22
6:15
#2265
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2791265626563625(Top 13%)3423(Top 21%)3423(Top 61%)
10K6.21 mi3.10 mi2615+1762490+1662490+1662440(Top 9%)2333(Top 14%)2333(Top 41%)
15K9.32 mi3.11 mi2937-3222798-3082798-3083625(Top 13%)3423(Top 21%)3423(Top 61%)
20K12.43 mi3.11 mi2814+1232684+1142684+1142537(Top 9%)2418(Top 15%)2418(Top 43%)
Half13.11 mi0.68 mi2830-162697-132697-133007(Top 11%)2868(Top 18%)2868(Top 51%)
25K15.53 mi2.42 mi2760+702632+652632+652548(Top 9%)2423(Top 15%)2423(Top 43%)
30K18.64 mi3.11 mi2614+1462494+1382494+1382307(Top 8%)2185(Top 14%)2185(Top 39%)
20M20.00 mi1.36 mi2558+562442+522442+522327(Top 8%)2197(Top 14%)2197(Top 39%)
21M21.00 mi1.00 mi2518+402401+412401+412375(Top 8%)2216(Top 14%)2216(Top 39%)
35K21.75 mi0.75 mi2500+182380+212380+212369(Top 8%)2212(Top 14%)2212(Top 39%)
23M23.00 mi1.25 mi2422+782306+742306+741833(Top 6%)1714(Top 11%)1714(Top 30%)
24M24.00 mi1.00 mi2379+432264+422264+421963(Top 7%)1820(Top 11%)1820(Top 32%)
40K24.85 mi0.85 mi2325+542212+522212+521634(Top 6%)1510(Top 9%)1510(Top 27%)
25.2M25.20 mi0.35 mi2305+202190+222190+221939(Top 7%)1752(Top 11%)1752(Top 31%)
Finish26.22 mi1.02 mi2265+402149+412149+411685(Top 6%)1561(Top 10%)1561(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3625

Males

3423

M18-39

3423

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2440

Males

2333

M18-39

2333

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3625

Males

3423

M18-39

3423

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2537

Males

2418

M18-39

2418

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3007

Males

2868

M18-39

2868

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2548

Males

2423

M18-39

2423

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2307

Males

2185

M18-39

2185

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2327

Males

2197

M18-39

2197

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2375

Males

2216

M18-39

2216

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2369

Males

2212

M18-39

2212

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1833

Males

1714

M18-39

1714

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1963

Males

1820

M18-39

1820

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1634

Males

1510

M18-39

1510

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1939

Males

1752

M18-39

1752

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1685

Males

1561

M18-39

1561

Passing Analysis

Category:
Athletes Passed
1148
Passed By
622
Net Change
+526
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2791
5K → 10K22852+176#2791#2615
10K → 15K17339-322#2615#2937
15K → 20K14421+123#2937#2814
20K → Half723-16#2814#2830
Half → 25K10232+70#2830#2760
25K → 30K16822+146#2760#2614
30K → 20M8327+56#2614#2558
20M → 21M6424+40#2558#2518
21M → 35K4022+18#2518#2500
35K → 23M9315+78#2500#2422
23M → 24M6017+43#2422#2379
24M → 40K617+54#2379#2325
40K → 25.2M255+20#2325#2305
25.2M → Finish5616+40#2305#2265
TOTALS1148622+526
📊

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