Ilandi Siebrits

Bib: 77420 F ZA

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Top 44%
Masters (Masters Women)
#0 / 11371
Top 42%
Division (F40-44)
#0 / 3355
Top 49%
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
9:33/mi
29:38
49125
10K· 6.21 mi
9:42/mi
59:45
5081
15K· 9.32 mi
10:05/mi
1:31:02
4451
20K· 12.43 mi
10:29/mi
2:03:36
6740
Half· 13.10 mi
10:14/mi
2:10:28
27
25K· 15.53 mi
10:39/mi
2:36:24
5063
30K· 18.64 mi
11:01/mi
3:10:37
6946
35K· 21.75 mi
12:24/mi
3:49:06
8788
40K· 24.85 mi
11:46/mi
4:25:37
5875
Finish· 26.22 mi
10:49/mi
4:40:21
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
2:10:289:58 /mi⚡ faster
2nd Half
2:29:5311:26 /mi+14.9%
Positive split — 14.9% slower in the second half
AI Race Performance Report

Ilandi'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
29:389:333.11 mi29:38
9:33
-
10K
59:459:373.10 mi30:07
9:42
+0:09
15K
1:31:029:473.11 mi31:17
10:05
+0:23
20K
2:03:369:573.11 mi32:34
10:29
+0:24
Half(13.10 mi)
2:10:289:580.67 mi6:52
10:14
-0:15
25K
2:36:2410:052.43 mi25:56
10:39
+0:25
30K
3:10:3710:143.11 mi34:13
11:01
+0:22
35K
3:49:0610:333.11 mi38:29
12:24
+1:23
40K
4:25:3710:423.10 mi36:31
11:46
-0:38
Finish(26.22 mi)
4:40:2110:431.37 mi14:44
10:49
-0:57
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Ilandi's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:33 /mi

Average Pace

10:42 /mi

Slowest Pace

12:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:31:02

32% of race

Time at Steady Pace

1:54:19

41% of race

Time at Slower Pace

1:15:00

27% of race

Average Pace: 10:42 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi337651037010370334331027310273
10K3.10 mi33595+17010301+6910301+69334981030210302
15K3.11 mi33449+14610240+6110240+61334331027310273
20K3.11 mi34515-106610816-57610816-576377391265312653
Half(13.10 mi)0.67 mi34349+16610746+7010746+70326561032510325
25K2.43 mi34205+14410783-3710783-37344731145411454
30K3.11 mi33677+52810758+2510758+25327651108611086
35K3.11 mi34390-71311351-59311351-593372161395213952
40K3.10 mi34167+22311480-12911480-129337051273612736
Finish(26.22 mi)1.37 mi33848+31911408+7211408+72299161097910979

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
131 ft55 ft
49ft125ft
117 ft

Overall

33433

Females

10273

F40-44

10273

5K→10K

3.1 - 6.2 mi

Top 56%
55 ft24 ft
50ft81ft
45 ft

Overall

33498

Females

10302

F40-44

10302

10K→15K

6.2 - 9.3 mi

Top 56%
24 ft18 ft
44ft51ft
17 ft

Overall

33433

Females

10273

F40-44

10273

15K→20K

9.3 - 12.4 mi

Top 63%
18 ft45 ft
67ft40ft
38 ft

Overall

37739

Females

12653

F40-44

12653

20K→Half

12.4 - 13.1 mi

Top 55%
45 ft26 ft
8ft27ft
20 ft

Overall

32656

Females

10325

F40-44

10325

Half→25K

13.1 - 15.5 mi

Top 58%
25 ft12 ft
50ft63ft
20 ft

Overall

34473

Females

11454

F40-44

11454

25K→30K

15.5 - 18.6 mi

Top 55%
12 ft35 ft
69ft46ft
28 ft

Overall

32765

Females

11086

F40-44

11086

30K→35K

18.6 - 21.8 mi

Top 62%
35 ft34 ft
87ft88ft
23 ft

Overall

37216

Females

13952

F40-44

13952

35K→40K

21.8 - 24.9 mi

Top 56%
34 ft17 ft
58ft75ft
31 ft

Overall

33705

Females

12736

F40-44

12736

40K→Finish

24.9 - 26.2 mi

Top 50%
17 ft13 ft
14ft18ft
13 ft

Overall

29916

Females

10979

F40-44

10979

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing