Rachel Girdlestone

Bib: 73882 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 (F45-49)
#0 / 2995
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
11:56/mi
37:04
49125
10K· 6.21 mi
11:12/mi
1:11:51
5081
15K· 9.32 mi
12:56/mi
1:51:59
4451
20K· 12.43 mi
13:51/mi
2:35:00
6740
Half· 13.10 mi
11:13/mi
2:42:31
27
25K· 15.53 mi
11:08/mi
3:09:36
5063
30K· 18.64 mi
11:14/mi
3:44:28
6946
35K· 21.75 mi
11:56/mi
4:21:32
8788
40K· 24.85 mi
11:27/mi
4:57:05
5875
Finish· 26.22 mi
11:24/mi
5:12:37
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
2:42:3112:25 /mi+7.6%
2nd Half
2:30:0611:27 /mi✓ faster
Negative split — 7.6% faster in the second half
AI Race Performance Report

Rachel'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
37:0411:563.11 mi37:04
11:56
-
10K
1:11:5111:343.10 mi34:47
11:12
-0:44
15K
1:51:5912:013.11 mi40:08
12:56
+1:44
20K
2:35:0012:293.11 mi43:01
13:51
+0:55
Half(13.10 mi)
2:42:3112:250.67 mi7:31
11:13
-2:38
25K
3:09:3612:132.43 mi27:05
11:08
-0:05
30K
3:44:2812:033.11 mi34:52
11:14
+0:06
35K
4:21:3212:023.11 mi37:04
11:56
+0:42
40K
4:57:0511:583.10 mi35:33
11:27
-0:29
Finish(26.22 mi)
5:12:3711:561.37 mi15:32
11:24
-0:03
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Rachel's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:08 /mi

Average Pace

11:56 /mi

Slowest Pace

13:51 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:35:20

50% of race

Time at Slower Pace

2:37:17

50% of race

Average Pace: 11:55 /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. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi538022176321763524682102321023
10K3.10 mi50771+303119752+201119752+2011470531745217452
15K3.11 mi51515-74420292-54020292-540524682102321023
20K3.11 mi52491-97621022-73021022-730543792245822458
Half(13.10 mi)0.67 mi51982+50920692+33020692+330406031440014400
25K2.43 mi49761+222119321+137119321+1371377731313413134
30K3.11 mi47273+248817955+136617955+1366341861178711787
35K3.11 mi45389+188417037+91817037+918343901263212632
40K3.10 mi43787+160216311+72616311+726313001157711577
Finish(26.22 mi)1.37 mi43365+42216135+17616135+176350041333713337

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
131 ft55 ft
49ft125ft
117 ft

Overall

52468

Females

21023

F45-49

21023

5K→10K

3.1 - 6.2 mi

Top 79%
55 ft24 ft
50ft81ft
45 ft

Overall

47053

Females

17452

F45-49

17452

10K→15K

6.2 - 9.3 mi

Top 88%
24 ft18 ft
44ft51ft
17 ft

Overall

52468

Females

21023

F45-49

21023

15K→20K

9.3 - 12.4 mi

Top 91%
18 ft45 ft
67ft40ft
38 ft

Overall

54379

Females

22458

F45-49

22458

20K→Half

12.4 - 13.1 mi

Top 68%
45 ft26 ft
8ft27ft
20 ft

Overall

40603

Females

14400

F45-49

14400

Half→25K

13.1 - 15.5 mi

Top 63%
25 ft12 ft
50ft63ft
20 ft

Overall

37773

Females

13134

F45-49

13134

25K→30K

15.5 - 18.6 mi

Top 57%
12 ft35 ft
69ft46ft
28 ft

Overall

34186

Females

11787

F45-49

11787

30K→35K

18.6 - 21.8 mi

Top 58%
35 ft34 ft
87ft88ft
23 ft

Overall

34390

Females

12632

F45-49

12632

35K→40K

21.8 - 24.9 mi

Top 52%
34 ft17 ft
58ft75ft
31 ft

Overall

31300

Females

11577

F45-49

11577

40K→Finish

24.9 - 26.2 mi

Top 59%
17 ft13 ft
14ft18ft
13 ft

Overall

35004

Females

13337

F45-49

13337

Passing Analysis

Category:
Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#53802
5K10K
223053+3031
#53802 #50771
10K15K
1056312-744
#50771 #51515
15K20K
1154178-976
#51515 #52491
20KHalf
0509+509
#52491 #51982
Half25K
22223+2221
#51982 #49761
25K30K
52493+2488
#49761 #47273
30K35K
141898+1884
#47273 #45389
35K40K
81610+1602
#45389 #43787
40KFinish
25447+422
#43787 #43365
TOTALS
228612723+10437
#53802 #43365

Passing Visualized

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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