TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Jemma Austin

Bib: 23441 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
11:09/mi
34:36
↑ 49↓ 125
10K· 6.21 mi
11:21/mi
1:09:49
↑ 50↓ 81
15K· 9.32 mi
12:42/mi
1:49:15
↑ 44↓ 51
20K· 12.43 mi
13:35/mi
2:31:26
↑ 67↓ 40
Half· 13.10 mi
13:40/mi
2:40:36
↓ 27
25K· 15.53 mi
14:31/mi
3:15:56
↑ 50↓ 63
30K· 18.64 mi
19:50/mi
4:17:31
↑ 69↓ 46
35K· 21.75 mi
18:56/mi
5:16:20
↑ 87↓ 88
40K· 24.85 mi
19:25/mi
6:16:39
↑ 58↓ 75
Finish· 26.22 mi
18:32/mi
6:41:55
↑ 14↓ 18
Course Elevation
503ft
Total climb
613ft
Total descent
166ft
Range
6 to 172 ft
≈
×14story building

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The Course

Half Splits

1st Half· via Half
2:40:3612:16 /mi⚡ faster
2nd Half
4:01:1918:24 /mi+50.3%
Positive split — 50.3% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
34:3611:093.11 mi34:36
11:09
-
10K
1:09:4911:153.10 mi35:13
11:21
+0:12
15K
1:49:1511:443.11 mi39:26
12:42
+1:21
20K
2:31:2612:123.11 mi42:11
13:35
+0:53
Half(13.10 mi)
2:40:3612:160.67 mi9:10
13:40
+0:05
25K
3:15:5612:372.43 mi35:20
14:31
+0:51
30K
4:17:3113:493.11 mi1:01:35
19:50
+5:19
35K
5:16:2014:333.11 mi58:49
18:56
-0:54
40K
6:16:3915:103.10 mi1:00:19
19:25
+0:29
Finish(26.22 mi)
6:41:5515:211.37 mi25:16
18:32
-0:53
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:09 /mi

Average Pace

15:20 /mi

Slowest Pace

19:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:49:15

27% of race

Time at Steady Pace

1:26:41

22% of race

Time at Slower Pace

3:25:59

51% of race

Average Pace: 15:20 /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 mi494471890718907515892044820448
10K3.10 mi48636+81118438+46918438+469480781809318093
15K3.11 mi49924-128819263-82519263-825515892044820448
20K3.11 mi51298-137420228-96520228-965536702201522015
Half(13.10 mi)0.67 mi51361-6320285-5720285-57526082151921519
25K2.43 mi51648-28720549-26420549-264526632155621556
30K3.11 mi54620-297222514-196522514-1965591852572825728
35K3.11 mi55770-115023333-81923333-819584972535925359
40K3.10 mi56734-96424024-69124024-691590632567425674
Finish(26.22 mi)1.37 mi56992-25824194-17024194-170588212556125561

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×10story building
+49ft-125ft

Overall

51589

Females

20448

F45-49

20448

5K→10K

3.1 - 6.2 mi

Top 80%
×4story building
+50ft-81ft

Overall

48078

Females

18093

F45-49

18093

10K→15K

6.2 - 9.3 mi

Top 86%
×1story
+44ft-51ft

Overall

51589

Females

20448

F45-49

20448

15K→20K

9.3 - 12.4 mi

Top 90%
×3story building
+67ft-40ft

Overall

53670

Females

22015

F45-49

22015

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+8ft-27ft

Overall

52608

Females

21519

F45-49

21519

Half→25K

13.1 - 15.5 mi

Top 88%
×2story building
+50ft-63ft

Overall

52663

Females

21556

F45-49

21556

25K→30K

15.5 - 18.6 mi

Top 99%
×2story building
+69ft-46ft

Overall

59185

Females

25728

F45-49

25728

30K→35K

18.6 - 21.8 mi

Top 98%
×2story building
+87ft-88ft

Overall

58497

Females

25359

F45-49

25359

35K→40K

21.8 - 24.9 mi

Top 99%
×3story building
+58ft-75ft

Overall

59063

Females

25674

F45-49

25674

40K→Finish

24.9 - 26.2 mi

Top 98%
×1story
+14ft-18ft

Overall

58821

Females

25561

F45-49

25561

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#49447
5K → 10K
2001011*+811
#49447 → #48636
10K → 15K
200200-1288
#48636 → #49924
15K → 20K
200142-1374
#49924 → #51298
20K → Half
15895-63
#51298 → #51361
Half → 25K
200200-287
#51361 → #51648
25K → 30K
299523-2972
#51648 → #54620
30K → 35K
20027-1150
#54620 → #55770
35K → 40K
20013-964
#55770 → #56734
40K → Finish
20011-258
#56734 → #56992
TOTALS
45531722*-7545
#49447 → #56992

* Includes athletes who did not complete a segment (DNF/DNQ).

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

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Mika Timing

Mika Timing