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BOSTON MARATHON 2025

Karim Ibtiouene

Bib: 3621•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 35%
Masters (Masters Men)
#0 / 10463
Top 22%
Division (M50-54)
#0 / 1996
Top 17%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:47
Rank: #2890
Start → 5K
6:22/mi
19:47 split
10K· 6.21 mi
39:42
Rank: #2991 (-101)
5K → 10K
6:25/mi
19:55 split
15K· 9.32 mi
1:00:00
Rank: #3248 (-257)
10K → 15K
6:32/mi
20:18 split
20K· 12.43 mi
1:20:50
Rank: #3549 (-301)
15K → 20K
6:42/mi
20:50 split
Half· 13.11 mi
1:25:23
Rank: #3615 (-66)
20K → Half
6:40/mi
4:33 split
25K· 15.53 mi
1:41:58
Rank: #3779 (-164)
Half → 25K
6:50/mi
16:35 split
30K· 18.64 mi
2:04:35
Rank: #4181 (-402)
25K → 30K
7:17/mi
22:37 split
20M
2:14:46
Rank: #4413 (-232)
30K → 20M
7:30/mi
10:11 split
21M
2:23:16
Rank: #4794 (-381)
20M → 21M
8:30/mi
8:30 split
35K· 21.75 mi
2:29:06
Rank: #5022 (-228)
21M → 35K
7:48/mi
5:50 split
23M
2:39:39
Rank: #5453 (-431)
35K → 23M
8:26/mi
10:33 split
24M
2:47:58
Rank: #5688 (-235)
23M → 24M
8:19/mi
8:19 split
40K· 24.85 mi
2:55:19
Rank: #5910 (-222)
24M → 40K
8:36/mi
7:21 split
25.2M
2:58:40
Rank: #6015 (-105)
40K → 25.2M
9:43/mi
3:21 split
Finish· 26.22 mi
3:08:17
Rank: #6567 (-552)
25.2M → Finish
9:26/mi
9:37 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:23
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:42:54
Pace7:51 /mi
📊Positive Split: 20.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2519:476:2219:47
6:22
-
10K
6.21 mi10:41:2039:426:2319:55
6:25
+0:03
15K
9.32 mi11:01:381:00:006:2620:18
6:32
+0:07
20K
12.43 mi11:22:281:20:506:3020:50
6:42
+0:10
Half
13.11 mi11:27:011:25:236:314:33
6:40
-0:02
25K
15.53 mi11:43:361:41:586:3416:35
6:50
+0:10
30K
18.64 mi12:06:132:04:356:4122:37
7:17
+0:27
20M
20.00 mi12:16:242:14:466:4410:11
7:30
+0:13
21M
21.00 mi12:24:542:23:166:498:30
8:30
+1:00
35K
21.75 mi12:30:442:29:066:515:50
7:48
-0:42
23M
23.00 mi12:41:172:39:396:5610:33
8:26
+0:38
24M
24.00 mi12:49:362:47:587:008:19
8:19
-0:07
40K
24.85 mi12:56:572:55:197:037:21
8:36
+0:17
25.2M
25.20 mi13:00:182:58:407:053:21
9:43
+1:07
Finish
26.22 mi13:09:553:08:177:119:37
9:26
-0:17

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

6:22 /mi

Average Pace

7:11 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:58

54% of race

Time at Steady Pace

38:38

21% of race

Time at Slower Pace

47:41

25% of race

Average Pace: 7:11 /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 mi10:21:2519:476:2219:47
6:22
#2890
10K
6.21 mi10:41:2039:426:2319:55
6:25
#2991
15K
9.32 mi11:01:381:00:006:2620:18
6:32
#3248
20K
12.43 mi11:22:281:20:506:3020:50
6:42
#3549
Half
13.11 mi11:27:011:25:236:314:33
6:40
#3615
25K
15.53 mi11:43:361:41:586:3416:35
6:50
#3779
30K
18.64 mi12:06:132:04:356:4122:37
7:17
#4181
20M
20.00 mi12:16:242:14:466:4410:11
7:30
#4413
21M
21.00 mi12:24:542:23:166:498:30
8:30
#4794
35K
21.75 mi12:30:442:29:066:515:50
7:48
#5022
23M
23.00 mi12:41:172:39:396:5610:33
8:26
#5453
24M
24.00 mi12:49:362:47:587:008:19
8:19
#5688
40K
24.85 mi12:56:572:55:197:037:21
8:36
#5910
25.2M
25.20 mi13:00:182:58:407:053:21
9:43
#6015
Finish
26.22 mi13:09:553:08:177:119:37
9:26
#6567
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi2890275127513786(Top 13%)3572(Top 22%)3572(Top 179%)
10K6.21 mi3.10 mi2991-1012845-942845-943118(Top 11%)2967(Top 18%)2967(Top 149%)
15K9.32 mi3.11 mi3248-2573088-2433088-2433786(Top 13%)3572(Top 22%)3572(Top 179%)
20K12.43 mi3.11 mi3549-3013362-2743362-2744493(Top 16%)4188(Top 26%)4188(Top 210%)
Half13.11 mi0.68 mi3615-663422-603422-605062(Top 18%)4691(Top 29%)4691(Top 235%)
25K15.53 mi2.42 mi3779-1643564-1423564-1425208(Top 18%)4774(Top 30%)4774(Top 239%)
30K18.64 mi3.11 mi4181-4023918-3543918-3546338(Top 22%)5549(Top 34%)5549(Top 278%)
20M20.00 mi1.36 mi4413-2324114-1964114-1966955(Top 24%)5808(Top 36%)5808(Top 291%)
21M21.00 mi1.00 mi4794-3814430-3164430-31610415(Top 37%)7553(Top 47%)7553(Top 378%)
35K21.75 mi0.75 mi5022-2284613-1834613-18310731(Top 38%)7713(Top 48%)7713(Top 386%)
23M23.00 mi1.25 mi5453-4314961-3484961-34812818(Top 45%)8603(Top 53%)8603(Top 431%)
24M24.00 mi1.00 mi5688-2355124-1635124-16313321(Top 47%)8798(Top 55%)8798(Top 441%)
40K24.85 mi0.85 mi5910-2225279-1555279-15513991(Top 49%)8983(Top 56%)8983(Top 450%)
25.2M25.20 mi0.35 mi6015-1055349-705349-7015578(Top 55%)9644(Top 60%)9644(Top 483%)
Finish26.22 mi1.02 mi6567-5525701-3525701-35220933(Top 74%)12247(Top 76%)12247(Top 614%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21story building
+97ft-345ft

Overall

3786

Males

3572

M50-54

3572

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

3118

Males

2967

M50-54

2967

10K→15K

6.2 - 9.3 mi

Top 13%
×3story building
+67ft-78ft

Overall

3786

Males

3572

M50-54

3572

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4493

Males

4188

M50-54

4188

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

5062

Males

4691

M50-54

4691

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

5208

Males

4774

M50-54

4774

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

6338

Males

5549

M50-54

5549

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6955

Males

5808

M50-54

5808

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

10415

Males

7553

M50-54

7553

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10731

Males

7713

M50-54

7713

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

12818

Males

8603

M50-54

8603

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

13321

Males

8798

M50-54

8798

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13991

Males

8983

M50-54

8983

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15578

Males

9644

M50-54

9644

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

20933

Males

12247

M50-54

12247

Passing Analysis

Category:
Athletes Passed
353
Passed By
4030
Net Change
-3677
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2890
5K → 10K94195-101#2890#2991
10K → 15K26283-257#2991#3248
15K → 20K30331-301#3248#3549
20K → Half571-66#3549#3615
Half → 25K36200-164#3615#3779
25K → 30K38440-402#3779#4181
30K → 20M26258-232#4181#4413
20M → 21M15396-381#4413#4794
21M → 35K19247-228#4794#5022
35K → 23M23454-431#5022#5453
23M → 24M10245-235#5453#5688
24M → 40K16238-222#5688#5910
40K → 25.2M5110-105#5910#6015
25.2M → Finish10562-552#6015#6567
TOTALS3534030-3677
📊

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