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BOSTON MARATHON 2025

Ivan Chibras

Bib: 4900•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 16%
Masters (Masters Men)
#0 / 10463
Top 5%
Division (M40-44)
#0 / 2247
Top 15%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:35
Rank: #4795
Start → 5K
20:35 | 6:38/mi
10K· 6.21 mi
41:02
Rank: #4522 (+273)
5K → 10K
20:27 | 6:35/mi
15K· 9.32 mi
1:01:30
Rank: #4372 (+150)
10K → 15K
20:28 | 6:35/mi
20K· 12.43 mi
1:21:50
Rank: #4037 (+335)
15K → 20K
20:20 | 6:33/mi
Half· 13.11 mi
1:26:12
Rank: #3981 (+56)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:41
Rank: #3662 (+319)
Half → 25K
15:29 | 6:23/mi
30K· 18.64 mi
2:02:25
Rank: #3432 (+230)
25K → 30K
20:44 | 6:40/mi
20M
2:11:35
Rank: #3326 (+106)
30K → 20M
9:10 | 6:45/mi
21M
2:18:39
Rank: #3246 (+80)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:23:32
Rank: #3191 (+55)
21M → 35K
4:53 | 6:32/mi
23M
2:31:46
Rank: #3032 (+159)
35K → 23M
8:14 | 6:35/mi
24M
2:38:09
Rank: #2932 (+100)
23M → 24M
6:23 | 6:23/mi
40K· 24.85 mi
2:43:52
Rank: #2876 (+56)
24M → 40K
5:43 | 6:41/mi
25.2M
2:46:23
Rank: #2851 (+25)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:52:53
Rank: #2797 (+54)
25.2M → Finish
6:30 | 6:23/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:26:12
Pace6:35 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:41
Pace6:37 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0820:356:3820:35
6:38
-
10K
6.21 mi10:46:3541:026:3620:27
6:35
-0:03
15K
9.32 mi11:07:031:01:306:3620:28
6:35
0:00
20K
12.43 mi11:27:231:21:506:3520:20
6:33
-0:02
Half
13.11 mi11:31:451:26:126:354:22
6:24
-0:09
25K
15.53 mi11:47:141:41:416:3315:29
6:23
-0:01
30K
18.64 mi12:07:582:02:256:3420:44
6:40
+0:17
20M
20.00 mi12:17:082:11:356:359:10
6:45
+0:05
21M
21.00 mi12:24:122:18:396:367:04
7:04
+0:19
35K
21.75 mi12:29:052:23:326:364:53
6:32
-0:32
23M
23.00 mi12:37:192:31:466:368:14
6:35
+0:03
24M
24.00 mi12:43:422:38:096:356:23
6:23
-0:12
40K
24.85 mi12:49:252:43:526:365:43
6:41
+0:18
25.2M
25.20 mi12:51:562:46:236:362:31
7:18
+0:37
Finish
26.22 mi12:58:262:52:536:366:30
6:23
-0:55

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

6:23 /mi

Average Pace

6:36 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:18

94% of race

Time at Steady Pace

9:35

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:36 /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 mi10:26:0820:356:3820:35
6:38
#4795
10K
6.21 mi10:46:3541:026:3620:27
6:35
#4522
15K
9.32 mi11:07:031:01:306:3620:28
6:35
#4372
20K
12.43 mi11:27:231:21:506:3520:20
6:33
#4037
Half
13.11 mi11:31:451:26:126:354:22
6:24
#3981
25K
15.53 mi11:47:141:41:416:3315:29
6:23
#3662
30K
18.64 mi12:07:582:02:256:3420:44
6:40
#3432
20M
20.00 mi12:17:082:11:356:359:10
6:45
#3326
21M
21.00 mi12:24:122:18:396:367:04
7:04
#3246
35K
21.75 mi12:29:052:23:326:364:53
6:32
#3191
23M
23.00 mi12:37:192:31:466:368:14
6:35
#3032
24M
24.00 mi12:43:422:38:096:356:23
6:23
#2932
40K
24.85 mi12:49:252:43:526:365:43
6:41
#2876
25.2M
25.20 mi12:51:562:46:236:362:31
7:18
#2851
Finish
26.22 mi12:58:262:52:536:366:30
6:23
#2797
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4795448844884110(Top 14%)3865(Top 24%)3865(Top 172%)
10K6.21 mi3.10 mi4522+2734248+2404248+2404296(Top 15%)4034(Top 25%)4034(Top 180%)
15K9.32 mi3.11 mi4372+1504110+1384110+1384110(Top 14%)3865(Top 24%)3865(Top 172%)
20K12.43 mi3.11 mi4037+3353802+3083802+3083372(Top 12%)3194(Top 20%)3194(Top 142%)
Half13.11 mi0.68 mi3981+563749+533749+533021(Top 11%)2882(Top 18%)2882(Top 128%)
25K15.53 mi2.42 mi3662+3193459+2903459+2902294(Top 8%)2181(Top 14%)2181(Top 97%)
30K18.64 mi3.11 mi3432+2303247+2123247+2122751(Top 10%)2603(Top 16%)2603(Top 116%)
20M20.00 mi1.36 mi3326+1063146+1013146+1012660(Top 9%)2494(Top 15%)2494(Top 111%)
21M21.00 mi1.00 mi3246+803069+773069+772519(Top 9%)2345(Top 15%)2345(Top 104%)
35K21.75 mi0.75 mi3191+553017+523017+522573(Top 9%)2392(Top 15%)2392(Top 106%)
23M23.00 mi1.25 mi3032+1592869+1482869+1481733(Top 6%)1621(Top 10%)1621(Top 72%)
24M24.00 mi1.00 mi2932+1002773+962773+961601(Top 6%)1494(Top 9%)1494(Top 66%)
40K24.85 mi0.85 mi2876+562720+532720+532294(Top 8%)2099(Top 13%)2099(Top 93%)
25.2M25.20 mi0.35 mi2851+252697+232697+232465(Top 9%)2199(Top 14%)2199(Top 98%)
Finish26.22 mi1.02 mi2797+542647+502647+502195(Top 8%)2008(Top 12%)2008(Top 89%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

4110

Males

3865

M40-44

3865

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4296

Males

4034

M40-44

4034

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

4110

Males

3865

M40-44

3865

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3372

Males

3194

M40-44

3194

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3021

Males

2882

M40-44

2882

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2294

Males

2181

M40-44

2181

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2751

Males

2603

M40-44

2603

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2660

Males

2494

M40-44

2494

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2519

Males

2345

M40-44

2345

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2573

Males

2392

M40-44

2392

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1733

Males

1621

M40-44

1621

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1601

Males

1494

M40-44

1494

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2294

Males

2099

M40-44

2099

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2465

Males

2199

M40-44

2199

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2195

Males

2008

M40-44

2008

Passing Analysis

Category:
Athletes Passed
2196
Passed By
198
Net Change
+1998
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4795
5K → 10K32956+273#4795#4522
10K → 15K19242+150#4522#4372
15K → 20K3405+335#4372#4037
20K → Half593+56#4037#3981
Half → 25K3212+319#3981#3662
25K → 30K24414+230#3662#3432
30K → 20M12216+106#3432#3326
20M → 21M9414+80#3326#3246
21M → 35K638+55#3246#3191
35K → 23M1623+159#3191#3032
23M → 24M1033+100#3032#2932
24M → 40K7115+56#2932#2876
40K → 25.2M338+25#2876#2851
25.2M → Finish639+54#2851#2797
TOTALS2196198+1998
📊

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