Jacek Jankowski

Bib: 77593 M PL

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 30%
Gender (Male)
#0 / 33594
Top 38%
Masters (Masters Men)
#0 / 16876
Top 35%
Division (M45-49)
#0 / 4167
Top 40%
Race Day Weather
56°/46°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:04/mi
25:01
49125
10K· 6.21 mi
8:19/mi
50:49
5081
15K· 9.32 mi
8:29/mi
1:17:10
4451
20K· 12.43 mi
8:35/mi
1:43:48
6740
Half· 13.10 mi
8:49/mi
1:49:43
27
25K· 15.53 mi
8:57/mi
2:11:30
5063
30K· 18.64 mi
10:18/mi
2:43:27
6946
35K· 21.75 mi
9:18/mi
3:12:18
8788
40K· 24.85 mi
9:36/mi
3:42:07
5875
Finish· 26.22 mi
8:37/mi
3:53:52
1418
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
613ft
Total descent
About the height of the Statue of Liberty

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The Course

Half Splits

1st Half· via Half
1:49:438:23 /mi⚡ faster
2nd Half
2:04:099:28 /mi+13.2%
Positive split — 13.2% slower in the second half
AI Race Performance Report

Jacek's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
25:018:043.11 mi25:01
8:04
-
10K
50:498:113.10 mi25:48
8:19
+0:15
15K
1:17:108:173.11 mi26:21
8:29
+0:10
20K
1:43:488:223.11 mi26:38
8:35
+0:06
Half(13.10 mi)
1:49:438:230.67 mi5:55
8:49
+0:14
25K
2:11:308:282.43 mi21:47
8:57
+0:08
30K
2:43:278:473.11 mi31:57
10:18
+1:21
35K
3:12:188:513.11 mi28:51
9:18
-1:00
40K
3:42:078:573.10 mi29:49
9:36
+0:18
Finish(26.22 mi)
3:53:528:561.37 mi11:45
8:37
-0:59
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Jacek's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:04 /mi

Average Pace

8:56 /mi

Slowest Pace

10:18 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:17:10

33% of race

Time at Steady Pace

1:06:05

28% of race

Time at Slower Pace

1:30:37

39% of race

Average Pace: 8:55 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi147821130311303160981220912209
10K3.10 mi15651-86911845-54211845-542164831242612426
15K3.11 mi15758-10711938-9311938-93160981220912209
20K3.11 mi16399-64112389-45112389-451186771389213892
Half(13.10 mi)0.67 mi16515-11612461-7212461-72186291380213802
25K2.43 mi16979-46412723-26212723-262200021459114591
30K3.11 mi18978-199913976-125313976-1253275601887818878
35K3.11 mi18363+61513461+51513461+515166151184411844
40K3.10 mi18158+20513164+29713164+297180481226312263
Finish(26.22 mi)1.37 mi17672+48612788+37612788+3761181784048404

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
131 ft55 ft
49ft125ft
117 ft

Overall

16098

Males

12209

M45-49

12209

5K→10K

3.1 - 6.2 mi

Top 28%
55 ft24 ft
50ft81ft
45 ft

Overall

16483

Males

12426

M45-49

12426

10K→15K

6.2 - 9.3 mi

Top 27%
24 ft18 ft
44ft51ft
17 ft

Overall

16098

Males

12209

M45-49

12209

15K→20K

9.3 - 12.4 mi

Top 31%
18 ft45 ft
67ft40ft
38 ft

Overall

18677

Males

13892

M45-49

13892

20K→Half

12.4 - 13.1 mi

Top 31%
45 ft26 ft
8ft27ft
20 ft

Overall

18629

Males

13802

M45-49

13802

Half→25K

13.1 - 15.5 mi

Top 33%
25 ft12 ft
50ft63ft
20 ft

Overall

20002

Males

14591

M45-49

14591

25K→30K

15.5 - 18.6 mi

Top 46%
12 ft35 ft
69ft46ft
28 ft

Overall

27560

Males

18878

M45-49

18878

30K→35K

18.6 - 21.8 mi

Top 28%
35 ft34 ft
87ft88ft
23 ft

Overall

16615

Males

11844

M45-49

11844

35K→40K

21.8 - 24.9 mi

Top 30%
34 ft17 ft
58ft75ft
31 ft

Overall

18048

Males

12263

M45-49

12263

40K→Finish

24.9 - 26.2 mi

Top 20%
17 ft13 ft
14ft18ft
13 ft

Overall

11817

Males

8404

M45-49

8404

Passing Analysis

Category:
Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#14782
5K10K
1029160-869
#14782 #15651
10K15K
393286-107
#15651 #15758
15K20K
73493-641
#15758 #16399
20KHalf
14428-116
#16399 #16515
Half25K
588124-464
#16515 #16979
25K30K
208081-1999
#16979 #18978
30K35K
148763+615
#18978 #18363
35K40K
355560+205
#18363 #18158
40KFinish
14500+486
#18158 #17672
TOTALS
54852595-2890
#14782 #17672

Passing Visualized

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

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing