Simren Sondh

Bib: 24212 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Division (F18-39)
#0 / 14744
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
10:35/mi
32:52
49125
10K· 6.21 mi
10:24/mi
1:05:10
5081
15K· 9.32 mi
10:37/mi
1:38:09
4451
20K· 12.43 mi
10:45/mi
2:11:31
6740
Half· 13.10 mi
10:52/mi
2:18:48
27
25K· 15.53 mi
11:29/mi
2:46:45
5063
30K· 18.64 mi
13:21/mi
3:28:11
6946
35K· 21.75 mi
13:09/mi
4:09:02
8788
40K· 24.85 mi
13:23/mi
4:50:34
5875
Finish· 26.22 mi
12:00/mi
5:06:56
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
2:18:4810:36 /mi⚡ faster
2nd Half
2:48:0812:49 /mi+21.1%
Positive split — 21.1% slower in the second half
AI Race Performance Report

Simren'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
32:5210:353.11 mi32:52
10:35
-
10K
1:05:1010:303.10 mi32:18
10:24
-0:11
15K
1:38:0910:323.11 mi32:59
10:37
+0:13
20K
2:11:3110:353.11 mi33:22
10:45
+0:08
Half(13.10 mi)
2:18:4810:360.67 mi7:17
10:52
+0:07
25K
2:46:4510:452.43 mi27:57
11:29
+0:37
30K
3:28:1111:113.11 mi41:26
13:21
+1:52
35K
4:09:0211:283.11 mi40:51
13:09
-0:12
40K
4:50:3411:423.10 mi41:32
13:23
+0:14
Finish(26.22 mi)
5:06:5611:431.37 mi16:22
12:00
-1:23
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Simren's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:24 /mi

Average Pace

11:43 /mi

Slowest Pace

13:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:18:48

45% of race

Time at Steady Pace

44:19

14% of race

Time at Slower Pace

2:03:49

40% of race

Average Pace: 11:42 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi445671598115981384231271012710
10K3.10 mi42260+230714642+133914642+1339403391364613646
15K3.11 mi40787+147313875+76713875+767384231271012710
20K3.11 mi40361+42613716+15913716+159397981371413714
Half(13.10 mi)0.67 mi40178+18313662+5413662+54379191295112951
25K2.43 mi40048+13013730-6813730-68401181433514335
30K3.11 mi41409-136114656-92614656-926460711799317993
35K3.11 mi41496-8714935-27914935-279416251619016190
40K3.10 mi42027-53115366-43115366-431446471801018010
Finish(26.22 mi)1.37 mi41909+11815361+515361+5397751554415544

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
131 ft55 ft
49ft125ft
117 ft

Overall

38423

Females

12710

F18-39

12710

5K→10K

3.1 - 6.2 mi

Top 67%
55 ft24 ft
50ft81ft
45 ft

Overall

40339

Females

13646

F18-39

13646

10K→15K

6.2 - 9.3 mi

Top 64%
24 ft18 ft
44ft51ft
17 ft

Overall

38423

Females

12710

F18-39

12710

15K→20K

9.3 - 12.4 mi

Top 67%
18 ft45 ft
67ft40ft
38 ft

Overall

39798

Females

13714

F18-39

13714

20K→Half

12.4 - 13.1 mi

Top 63%
45 ft26 ft
8ft27ft
20 ft

Overall

37919

Females

12951

F18-39

12951

Half→25K

13.1 - 15.5 mi

Top 67%
25 ft12 ft
50ft63ft
20 ft

Overall

40118

Females

14335

F18-39

14335

25K→30K

15.5 - 18.6 mi

Top 77%
12 ft35 ft
69ft46ft
28 ft

Overall

46071

Females

17993

F18-39

17993

30K→35K

18.6 - 21.8 mi

Top 70%
35 ft34 ft
87ft88ft
23 ft

Overall

41625

Females

16190

F18-39

16190

35K→40K

21.8 - 24.9 mi

Top 75%
34 ft17 ft
58ft75ft
31 ft

Overall

44647

Females

18010

F18-39

18010

40K→Finish

24.9 - 26.2 mi

Top 67%
17 ft13 ft
14ft18ft
13 ft

Overall

39775

Females

15544

F18-39

15544

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing