Sandra Looker

Bib: 27441 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Masters (Masters Women)
#0 / 11371
Division (F60-64)
#0 / 772
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
10:41/mi
33:10
49125
10K· 6.21 mi
14:31/mi
1:18:15
5081
15K· 9.32 mi
12:17/mi
1:56:23
4451
20K· 12.43 mi
12:30/mi
2:35:12
6740
Half· 13.10 mi
12:14/mi
2:43:24
27
25K· 15.53 mi
13:03/mi
3:15:10
5063
30K· 18.64 mi
13:21/mi
3:56:37
6946
35K· 21.75 mi
13:57/mi
4:39:55
8788
40K· 24.85 mi
13:43/mi
5:22:29
5875
Finish· 26.22 mi
12:43/mi
5:39:49
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
2:43:2412:29 /mi⚡ faster
2nd Half
2:56:2513:27 /mi+8.0%
Positive split — 8.0% slower in the second half
AI Race Performance Report

Sandra'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
33:1010:413.11 mi33:10
10:41
-
10K
1:18:1512:363.10 mi45:05
14:31
+3:50
15K
1:56:2312:303.11 mi38:08
12:17
-2:14
20K
2:35:1212:303.11 mi38:49
12:30
+0:13
Half(13.10 mi)
2:43:2412:290.67 mi8:12
12:14
-0:16
25K
3:15:1012:342.43 mi31:46
13:03
+0:49
30K
3:56:3712:423.11 mi41:27
13:21
+0:18
35K
4:39:5512:533.11 mi43:18
13:57
+0:36
40K
5:22:2912:593.10 mi42:34
13:43
-0:14
Finish(26.22 mi)
5:39:4912:591.37 mi17:20
12:43
-1:00
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Sandra's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:41 /mi

Average Pace

12:58 /mi

Slowest Pace

14:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:58:19

35% of race

Time at Steady Pace

1:30:33

27% of race

Time at Slower Pace

2:10:57

39% of race

Average Pace: 12:58 /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. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi454861651416514498241928119281
10K3.10 mi55145-965922728-621422728-6214580152481024810
15K3.11 mi53442+170321575+115321575+1153498241928119281
20K3.11 mi52554+88821065+51021065+510499741959419594
Half(13.10 mi)0.67 mi52258+29620882+18320882+183469201803618036
25K2.43 mi51423+83520402+48020402+480477661863418634
30K3.11 mi50530+89319906+49619906+496461061801818018
35K3.11 mi49908+62219677+22919677+229458211837418374
40K3.10 mi49605+30319593+8419593+84465471897118971
Finish(26.22 mi)1.37 mi49382+22319505+8819505+88447791801618016

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
131 ft55 ft
49ft125ft
117 ft

Overall

49824

Females

19281

F60-64

19281

5K→10K

3.1 - 6.2 mi

Top 97%
55 ft24 ft
50ft81ft
45 ft

Overall

58015

Females

24810

F60-64

24810

10K→15K

6.2 - 9.3 mi

Top 83%
24 ft18 ft
44ft51ft
17 ft

Overall

49824

Females

19281

F60-64

19281

15K→20K

9.3 - 12.4 mi

Top 84%
18 ft45 ft
67ft40ft
38 ft

Overall

49974

Females

19594

F60-64

19594

20K→Half

12.4 - 13.1 mi

Top 78%
45 ft26 ft
8ft27ft
20 ft

Overall

46920

Females

18036

F60-64

18036

Half→25K

13.1 - 15.5 mi

Top 80%
25 ft12 ft
50ft63ft
20 ft

Overall

47766

Females

18634

F60-64

18634

25K→30K

15.5 - 18.6 mi

Top 77%
12 ft35 ft
69ft46ft
28 ft

Overall

46106

Females

18018

F60-64

18018

30K→35K

18.6 - 21.8 mi

Top 77%
35 ft34 ft
87ft88ft
23 ft

Overall

45821

Females

18374

F60-64

18374

35K→40K

21.8 - 24.9 mi

Top 78%
34 ft17 ft
58ft75ft
31 ft

Overall

46547

Females

18971

F60-64

18971

40K→Finish

24.9 - 26.2 mi

Top 75%
17 ft13 ft
14ft18ft
13 ft

Overall

44779

Females

18016

F60-64

18016

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing