TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Imogen Monkhouse

Bib: 3193 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 3%
Gender (Female)
#0 / 26115
Top 0.4%
Division (F18-39)
#0 / 14744
Top 0.6%
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
6:43/mi
20:49
↑ 49↓ 125
10K· 6.21 mi
6:40/mi
41:31
↑ 50↓ 81
15K· 9.32 mi
6:53/mi
1:02:53
↑ 44↓ 51
20K· 12.43 mi
6:40/mi
1:23:33
↑ 67↓ 40
Half· 13.10 mi
6:43/mi
1:28:03
↓ 27
25K· 15.53 mi
6:38/mi
1:44:11
↑ 50↓ 63
30K· 18.64 mi
6:41/mi
2:04:54
↑ 69↓ 46
35K· 21.75 mi
6:33/mi
2:25:13
↑ 87↓ 88
40K· 24.85 mi
6:21/mi
2:44:56
↑ 58↓ 75
Finish· 26.22 mi
6:17/mi
2:53:30
↑ 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
1:28:036:44 /mi+3.0%
2nd Half
1:25:276:31 /mi✓ faster
Negative split — 3.0% faster in the second half
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Your race, unpacked

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
20:496:433.11 mi20:49
6:43
-
10K
41:316:413.10 mi20:42
6:40
-0:03
15K
1:02:536:453.11 mi21:22
6:53
+0:13
20K
1:23:336:443.11 mi20:40
6:40
-0:13
Half(13.10 mi)
1:28:036:440.67 mi4:30
6:43
+0:03
25K
1:44:116:432.43 mi16:08
6:38
-0:05
30K
2:04:546:433.11 mi20:43
6:41
+0:03
35K
2:25:136:413.11 mi20:19
6:33
-0:08
40K
2:44:566:393.10 mi19:43
6:21
-0:12
Finish(26.22 mi)
2:53:306:381.37 mi8:34
6:17
-0:04
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:17 /mi

Average Pace

6:37 /mi

Slowest Pace

6:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

48:36

28% of race

Time at Steady Pace

2:04:54

72% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /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 mi38323223223556256256
10K3.10 mi3458+374258+64258+643193222222
15K3.11 mi3479-21257+1257+13556256256
20K3.11 mi3395+84246+11246+113212207207
Half(13.10 mi)0.67 mi3346+49238+8238+82686128128
25K2.43 mi3181+165209+29209+292600149149
30K3.11 mi2941+240185+24185+242147113113
35K3.11 mi2574+367142+43142+4314637171
40K3.10 mi2171+403116+26116+268784141
Finish(26.22 mi)1.37 mi2051+120107+9107+98283333

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×10story building
+49ft-125ft

Overall

3556

Females

256

F18-39

256

5K→10K

3.1 - 6.2 mi

Top 5%
×4story building
+50ft-81ft

Overall

3193

Females

222

F18-39

222

10K→15K

6.2 - 9.3 mi

Top 6%
×1story
+44ft-51ft

Overall

3556

Females

256

F18-39

256

15K→20K

9.3 - 12.4 mi

Top 5%
×3story building
+67ft-40ft

Overall

3212

Females

207

F18-39

207

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+8ft-27ft

Overall

2686

Females

128

F18-39

128

Half→25K

13.1 - 15.5 mi

Top 4%
×2story building
+50ft-63ft

Overall

2600

Females

149

F18-39

149

25K→30K

15.5 - 18.6 mi

Top 4%
×2story building
+69ft-46ft

Overall

2147

Females

113

F18-39

113

30K→35K

18.6 - 21.8 mi

Top 2%
×2story building
+87ft-88ft

Overall

1463

Females

71

F18-39

71

35K→40K

21.8 - 24.9 mi

Top 1%
×3story building
+58ft-75ft

Overall

878

Females

41

F18-39

41

40K→Finish

24.9 - 26.2 mi

Top 1%
×1story
+14ft-18ft

Overall

828

Females

33

F18-39

33

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#3832
5K → 10K
26400*+374
#3832 → #3458
10K → 15K
8362-21
#3458 → #3479
15K → 20K
30114+84
#3479 → #3395
20K → Half
150+49
#3395 → #3346
Half → 25K
1166+165
#3346 → #3181
25K → 30K
8248+240
#3181 → #2941
30K → 35K
1368*+367
#2941 → #2574
35K → 40K
1404*+403
#2574 → #2171
40K → Finish
0120+120
#2171 → #2051
TOTALS
1511932*+1781
#3832 → #2051

* 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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