Sydney Barfield

Bib: 44411 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 10%
Gender (Female)
#0 / 26115
Top 3%
Division (F18-39)
#0 / 14744
Top 5%
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
6:56/mi
21:30
49125
10K· 6.21 mi
7:04/mi
43:27
5081
15K· 9.32 mi
7:23/mi
1:06:23
4451
20K· 12.43 mi
7:25/mi
1:29:25
6740
Half· 13.10 mi
7:42/mi
1:34:35
27
25K· 15.53 mi
7:33/mi
1:52:56
5063
30K· 18.64 mi
8:03/mi
2:17:56
6946
35K· 21.75 mi
7:48/mi
2:42:09
8788
40K· 24.85 mi
7:39/mi
3:05:54
5875
Finish· 26.22 mi
7:31/mi
3:16:09
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
1:34:357:14 /mi⚡ faster
2nd Half
1:41:347:45 /mi+7.4%
Positive split — 7.4% slower in the second half
AI Race Performance Report

Sydney'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
21:306:563.11 mi21:30
6:56
-
10K
43:277:003.10 mi21:57
7:04
+0:08
15K
1:06:237:083.11 mi22:56
7:23
+0:19
20K
1:29:257:123.11 mi23:02
7:25
+0:02
Half(13.10 mi)
1:34:357:140.67 mi5:10
7:42
+0:17
25K
1:52:567:172.43 mi18:21
7:33
-0:09
30K
2:17:567:243.11 mi25:00
8:03
+0:30
35K
2:42:097:283.11 mi24:13
7:48
-0:15
40K
3:05:547:293.10 mi23:45
7:39
-0:09
Finish(26.22 mi)
3:16:097:301.37 mi10:15
7:31
-0:08
Trend:
Faster pace
Steady pace
Slower pace
More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:56 /mi

Average Pace

7:29 /mi

Slowest Pace

8:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:58:01

60% of race

Time at Steady Pace

1:18:08

40% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:29 /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 mi54035795796517846846
10K3.10 mi5652-249618-39618-395838646646
15K3.11 mi5935-283676-58676-586517846846
20K3.11 mi6232-297760-84760-84776412141214
Half(13.10 mi)0.67 mi6309-77780-20780-20840314081408
25K2.43 mi6443-134842-62842-62764812421242
30K3.11 mi6782-339972-130972-130952919461946
35K3.11 mi6602+180967+5967+5647311381138
40K3.10 mi6255+347931+36931+365188894894
Finish(26.22 mi)1.37 mi6107+148913+18913+184930855855

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
131 ft55 ft
49ft125ft
117 ft

Overall

6517

Females

846

F18-39

846

5K→10K

3.1 - 6.2 mi

Top 10%
55 ft24 ft
50ft81ft
45 ft

Overall

5838

Females

646

F18-39

646

10K→15K

6.2 - 9.3 mi

Top 11%
24 ft18 ft
44ft51ft
17 ft

Overall

6517

Females

846

F18-39

846

15K→20K

9.3 - 12.4 mi

Top 13%
18 ft45 ft
67ft40ft
38 ft

Overall

7764

Females

1214

F18-39

1214

20K→Half

12.4 - 13.1 mi

Top 14%
45 ft26 ft
8ft27ft
20 ft

Overall

8403

Females

1408

F18-39

1408

Half→25K

13.1 - 15.5 mi

Top 13%
25 ft12 ft
50ft63ft
20 ft

Overall

7648

Females

1242

F18-39

1242

25K→30K

15.5 - 18.6 mi

Top 16%
12 ft35 ft
69ft46ft
28 ft

Overall

9529

Females

1946

F18-39

1946

30K→35K

18.6 - 21.8 mi

Top 11%
35 ft34 ft
87ft88ft
23 ft

Overall

6473

Females

1138

F18-39

1138

35K→40K

21.8 - 24.9 mi

Top 9%
34 ft17 ft
58ft75ft
31 ft

Overall

5188

Females

894

F18-39

894

40K→Finish

24.9 - 26.2 mi

Top 8%
17 ft13 ft
14ft18ft
13 ft

Overall

4930

Females

855

F18-39

855

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing