Amy Collier

Bib: 48302 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 36%
Gender (Female)
#0 / 26115
Top 24%
Division (F18-39)
#0 / 14744
Top 25%
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
8:07/mi
25:11
49125
10K· 6.21 mi
8:21/mi
51:06
5081
15K· 9.32 mi
8:35/mi
1:17:43
4451
20K· 12.43 mi
8:36/mi
1:44:26
6740
Half· 13.10 mi
8:57/mi
1:50:26
27
25K· 15.53 mi
9:02/mi
2:12:24
5063
30K· 18.64 mi
9:53/mi
2:43:06
6946
35K· 21.75 mi
10:45/mi
3:16:29
8788
40K· 24.85 mi
10:42/mi
3:49:42
5875
Finish· 26.22 mi
9:45/mi
4:02:59
1418
Course Elevation
6172 ft
×14story building
503 ft climb · 613 ft descent

The Course

Half Splits

1st Half· via Half
1:50:268:26 /mi⚡ faster
2nd Half
2:12:3310:07 /mi+20.0%
Positive split — 20.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
25:118:073.11 mi25:11
8:07
-
10K
51:068:143.10 mi25:55
8:21
+0:14
15K
1:17:438:213.11 mi26:37
8:35
+0:14
20K
1:44:268:253.11 mi26:43
8:36
+0:01
Half(13.10 mi)
1:50:268:260.67 mi6:00
8:57
+0:21
25K
2:12:248:322.43 mi21:58
9:02
+0:05
30K
2:43:068:453.11 mi30:42
9:53
+0:51
35K
3:16:299:033.11 mi33:23
10:45
+0:52
40K
3:49:429:153.10 mi33:13
10:42
-0:03
Finish(26.22 mi)
4:02:599:171.37 mi13:17
9:45
-0:57
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:07 /mi

Average Pace

9:16 /mi

Slowest Pace

10:45 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:17:43

32% of race

Time at Steady Pace

54:41

23% of race

Time at Slower Pace

1:50:35

46% of race

Average Pace: 9:16 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi15427369636961690441474147
10K3.10 mi16150-7233937-2413937-2411687241564156
15K3.11 mi16346-1963980-433980-431690441474147
20K3.11 mi16926-5804192-2124192-2121897348754875
Half(13.10 mi)0.67 mi17068-1424241-494241-492008653235323
25K2.43 mi17548-4804437-1964437-1962082857015701
30K3.11 mi18801-12534923-4864923-4862467874447444
35K3.11 mi20351-15505624-7015624-7012661689088908
40K3.10 mi21404-10536188-5646188-5642568990359035
Finish(26.22 mi)1.37 mi21342+626220-326220-322091569686968

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×10story building
+49ft-125ft

Overall

16904

Females

4147

F18-39

4147

5K→10K

3.1 - 6.2 mi

Top 28%
×4story building
+50ft-81ft

Overall

16872

Females

4156

F18-39

4156

10K→15K

6.2 - 9.3 mi

Top 28%
×1story
+44ft-51ft

Overall

16904

Females

4147

F18-39

4147

15K→20K

9.3 - 12.4 mi

Top 32%
×3story building
+67ft-40ft

Overall

18973

Females

4875

F18-39

4875

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+8ft-27ft

Overall

20086

Females

5323

F18-39

5323

Half→25K

13.1 - 15.5 mi

Top 35%
×2story building
+50ft-63ft

Overall

20828

Females

5701

F18-39

5701

25K→30K

15.5 - 18.6 mi

Top 41%
×2story building
+69ft-46ft

Overall

24678

Females

7444

F18-39

7444

30K→35K

18.6 - 21.8 mi

Top 45%
×2story building
+87ft-88ft

Overall

26616

Females

8908

F18-39

8908

35K→40K

21.8 - 24.9 mi

Top 43%
×3story building
+58ft-75ft

Overall

25689

Females

9035

F18-39

9035

40K→Finish

24.9 - 26.2 mi

Top 35%
×1story
+14ft-18ft

Overall

20915

Females

6968

F18-39

6968

Passing Analysis

Category:
Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#15427
5K10K
919196-723
#15427 #16150
10K15K
438242-196
#16150 #16346
15K20K
692112-580
#16346 #16926
20KHalf
16321-142
#16926 #17068
Half25K
620140-480
#17068 #17548
25K30K
1394141-1253
#17548 #18801
30K35K
1732182-1550
#18801 #20351
35K40K
1285232-1053
#20351 #21404
40KFinish
141203+62
#21404 #21342
TOTALS
73841469-5915
#15427 #21342

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

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Mika Timing