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BOSTON MARATHON 2025

Mahmood Zelaikh

Bib: 31924•M

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:46/mi
27:15
↑ 97↓ 3451.5%
10K· 6.21 mi
8:53/mi
54:51
↑ 79↓ 1380.4%
15K· 9.32 mi
9:03/mi
1:22:58
↑ 67↓ 78
20K· 12.43 mi
9:24/mi
1:52:11
↑ 106↓ 860.1%
Half· 13.11 mi
9:51/mi
1:58:54
↑ 19↓ 370.5%
25K· 15.53 mi
9:47/mi
2:22:37
↑ 66↓ 880.2%
30K· 18.64 mi
11:14/mi
2:57:31
↑ 181↓ 1480.2%
20M
11:22/mi
3:12:58
↑ 64↓ 500.2%
21M
11:01/mi
3:23:59
↑ 106↓ 241.6%
35K· 21.75 mi
9:56/mi
3:31:25
↑ 17↓ 861.7%
23M
10:27/mi
3:44:30
↑ 23↓ 630.6%
24M
9:54/mi
3:54:24
↓ 821.3%
40K· 24.85 mi
10:25/mi
4:03:18
↓ 200.3%
25.2M
11:07/mi
4:07:08
↑ 13↓ 160.2%
Finish· 26.22 mi
9:52/mi
4:17:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:54
Pace9:04 /mi
2nd Half
Distance13.11 mi
Time2:18:17
Pace10:33 /mi
📊Positive Split: 16.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4127:158:4627:15
8:46
-
10K
6.21 mi12:16:1754:518:5027:36
8:53
+0:07
15K
9.32 mi12:44:241:22:588:5428:07
9:03
+0:10
20K
12.43 mi13:13:371:52:119:0229:13
9:24
+0:21
Half
13.11 mi13:20:201:58:549:046:43
9:51
+0:27
25K
15.53 mi13:44:032:22:379:1123:43
9:47
-0:04
30K
18.64 mi14:18:572:57:319:3134:54
11:14
+1:27
20M
20.00 mi14:34:243:12:589:3915:27
11:22
+0:08
21M
21.00 mi14:45:253:23:599:4311:01
11:01
-0:21
35K
21.75 mi14:52:513:31:259:437:26
9:56
-1:05
23M
23.00 mi15:05:563:44:309:4613:05
10:27
+0:31
24M
24.00 mi15:15:503:54:249:469:54
9:54
-0:33
40K
24.85 mi15:24:444:03:189:478:54
10:25
+0:31
25.2M
25.20 mi15:28:344:07:089:483:50
11:07
+0:42
Finish
26.22 mi15:38:374:17:119:4910:03
9:52
-1:15

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

8:46 /mi

Average Pace

9:49 /mi

Slowest Pace

11:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:11

44% of race

Time at Steady Pace

57:49

22% of race

Time at Slower Pace

1:27:11

34% of race

Average Pace: 9:49 /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 mi11:48:4127:158:4627:15
8:46
#21357
10K
6.21 mi12:16:1754:518:5027:36
8:53
#21585
15K
9.32 mi12:44:241:22:588:5428:07
9:03
#21824
20K
12.43 mi13:13:371:52:119:0229:13
9:24
#22047
Half
13.11 mi13:20:201:58:549:046:43
9:51
#22221
25K
15.53 mi13:44:032:22:379:1123:43
9:47
#22367
30K
18.64 mi14:18:572:57:319:3134:54
11:14
#22863
20M
20.00 mi14:34:243:12:589:3915:27
11:22
#22984
21M
21.00 mi14:45:253:23:599:4311:01
11:01
#22902
35K
21.75 mi14:52:513:31:259:437:26
9:56
#22857
23M
23.00 mi15:05:563:44:309:4613:05
10:27
#22788
24M
24.00 mi15:15:503:54:249:469:54
9:54
#22683
40K
24.85 mi15:24:444:03:189:478:54
10:25
#22640
25.2M
25.20 mi15:28:344:07:089:483:50
11:07
#22616
Finish
26.22 mi15:38:374:17:119:4910:03
9:52
#22621
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi21357130261302622245(Top 78%)13497(Top 84%)13497(Top 601%)
10K6.21 mi3.10 mi21585-22813145-11913145-11921827(Top 77%)13269(Top 82%)13269(Top 591%)
15K9.32 mi3.11 mi21824-23913260-11513260-11522245(Top 78%)13497(Top 84%)13497(Top 601%)
20K12.43 mi3.11 mi22047-22313365-10513365-10522586(Top 80%)13615(Top 85%)13615(Top 606%)
Half13.11 mi0.68 mi22221-17413442-7713442-7724467(Top 86%)14418(Top 90%)14418(Top 642%)
25K15.53 mi2.42 mi22367-14613515-7313515-7322719(Top 80%)13617(Top 85%)13617(Top 606%)
30K18.64 mi3.11 mi22863-49613698-18313698-18324437(Top 86%)14277(Top 89%)14277(Top 635%)
20M20.00 mi1.36 mi22984-12113720-2213720-2224299(Top 86%)14120(Top 88%)14120(Top 628%)
21M21.00 mi1.00 mi22902+8213667+5313667+5321446(Top 76%)12715(Top 79%)12715(Top 566%)
35K21.75 mi0.75 mi22857+4513635+3213635+3221713(Top 76%)12777(Top 79%)12777(Top 569%)
23M23.00 mi1.25 mi22788+6913580+5513580+5521879(Top 77%)12823(Top 80%)12823(Top 571%)
24M24.00 mi1.00 mi22683+10513508+7213508+7221064(Top 74%)12380(Top 77%)12380(Top 551%)
40K24.85 mi0.85 mi22640+4313470+3813470+3821664(Top 76%)12593(Top 78%)12593(Top 560%)
25.2M25.20 mi0.35 mi22616+2413449+2113449+2120979(Top 74%)12287(Top 76%)12287(Top 547%)
Finish26.22 mi1.02 mi22621-513434+1513434+1522493(Top 79%)13025(Top 81%)13025(Top 580%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

22245

Males

13497

M40-44

13497

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

21827

Males

13269

M40-44

13269

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

22245

Males

13497

M40-44

13497

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

22586

Males

13615

M40-44

13615

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

24467

Males

14418

M40-44

14418

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22719

Males

13617

M40-44

13617

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24437

Males

14277

M40-44

14277

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

24299

Males

14120

M40-44

14120

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

21446

Males

12715

M40-44

12715

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

21713

Males

12777

M40-44

12777

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

21879

Males

12823

M40-44

12823

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

21064

Males

12380

M40-44

12380

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21664

Males

12593

M40-44

12593

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20979

Males

12287

M40-44

12287

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

22493

Males

13025

M40-44

13025

Passing Analysis

Category:
Athletes Passed
1182
Passed By
2446
Net Change
-1264
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21357
5K → 10K187415-228#21357#21585
10K → 15K131370-239#21585#21824
15K → 20K133356-223#21824#22047
20K → Half5179-174#22047#22221
Half → 25K91237-146#22221#22367
25K → 30K63559-496#22367#22863
30K → 20M46167-121#22863#22984
20M → 21M10927+82#22984#22902
21M → 35K6621+45#22902#22857
35K → 23M10031+69#22857#22788
23M → 24M11510+105#22788#22683
24M → 40K6623+43#22683#22640
40K → 25.2M317+24#22640#22616
25.2M → Finish3944-5#22616#22621
TOTALS11822446-1264
📊

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