Jemma Maclellan

Bib: 9660 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 15%
Gender (Female)
#0 / 26115
Top 7%
Masters (Masters Women)
#0 / 11371
Top 5%
Division (F40-44)
#0 / 3355
Top 9%
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
7:42/mi
23:54
49125
10K· 6.21 mi
7:45/mi
47:58
5081
15K· 9.32 mi
7:58/mi
1:12:43
4451
20K· 12.43 mi
7:46/mi
1:36:50
6740
Half· 13.10 mi
8:02/mi
1:42:13
27
25K· 15.53 mi
7:55/mi
2:01:28
5063
30K· 18.64 mi
8:08/mi
2:26:44
6946
35K· 21.75 mi
8:07/mi
2:51:54
8788
40K· 24.85 mi
8:08/mi
3:17:08
5875
Finish· 26.22 mi
8:01/mi
3:28:04
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
1:42:137:49 /mi⚡ faster
2nd Half
1:45:518:05 /mi+3.6%
Positive split — 3.6% slower in the second half
AI Race Performance Report

Jemma'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
23:547:423.11 mi23:54
7:42
-
10K
47:587:443.10 mi24:04
7:45
+0:03
15K
1:12:437:493.11 mi24:45
7:58
+0:13
20K
1:36:507:483.11 mi24:07
7:46
-0:12
Half(13.10 mi)
1:42:137:490.67 mi5:23
8:02
+0:16
25K
2:01:287:502.43 mi19:15
7:55
-0:07
30K
2:26:447:533.11 mi25:16
8:08
+0:13
35K
2:51:547:553.11 mi25:10
8:07
-0:01
40K
3:17:087:563.10 mi25:14
8:08
+0:01
Finish(26.22 mi)
3:28:047:571.37 mi10:56
8:01
-0:07
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Jemma's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:42 /mi

Average Pace

7:56 /mi

Slowest Pace

8:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:12:24

64% of race

Time at Steady Pace

1:15:40

36% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:56 /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. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi10726214921491063421362136
10K3.10 mi10471+2552077+722077+721032820372037
15K3.11 mi10490-192096-192096-191063421362136
20K3.11 mi10426+642069+272069+271044020812081
Half(13.10 mi)0.67 mi10429-32070-12070-11100222612261
25K2.43 mi10350+792068+22068+21038321502150
30K3.11 mi10187+1632067+12067+11027521832183
35K3.11 mi9695+4921980+871980+87821117161716
40K3.10 mi9241+4541911+691911+69772617581758
Finish(26.22 mi)1.37 mi9095+1461896+151896+15771918431843

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
131 ft55 ft
49ft125ft
117 ft

Overall

10634

Females

2136

F40-44

2136

5K→10K

3.1 - 6.2 mi

Top 17%
55 ft24 ft
50ft81ft
45 ft

Overall

10328

Females

2037

F40-44

2037

10K→15K

6.2 - 9.3 mi

Top 18%
24 ft18 ft
44ft51ft
17 ft

Overall

10634

Females

2136

F40-44

2136

15K→20K

9.3 - 12.4 mi

Top 17%
18 ft45 ft
67ft40ft
38 ft

Overall

10440

Females

2081

F40-44

2081

20K→Half

12.4 - 13.1 mi

Top 18%
45 ft26 ft
8ft27ft
20 ft

Overall

11002

Females

2261

F40-44

2261

Half→25K

13.1 - 15.5 mi

Top 17%
25 ft12 ft
50ft63ft
20 ft

Overall

10383

Females

2150

F40-44

2150

25K→30K

15.5 - 18.6 mi

Top 17%
12 ft35 ft
69ft46ft
28 ft

Overall

10275

Females

2183

F40-44

2183

30K→35K

18.6 - 21.8 mi

Top 14%
35 ft34 ft
87ft88ft
23 ft

Overall

8211

Females

1716

F40-44

1716

35K→40K

21.8 - 24.9 mi

Top 13%
34 ft17 ft
58ft75ft
31 ft

Overall

7726

Females

1758

F40-44

1758

40K→Finish

24.9 - 26.2 mi

Top 13%
17 ft13 ft
14ft18ft
13 ft

Overall

7719

Females

1843

F40-44

1843

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing