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LONDON MARATHON MASS 2026

Mary Monckton

Bib: 33763•F

TCS London Marathon 2026 logo
0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Age Group (F18-39)
#0 / 14744
Race Day Weather
56°/46°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
35:50
Rank: #51932
Start → 5K
35:50 | 11:33/mi
10K· 6.21 mi
1:13:10
Rank: #51909 (+23)
5K → 10K
37:20 | 12:01/mi
15K· 9.32 mi
1:54:50
Rank: #52859 (-950)
10K → 15K
41:40 | 13:25/mi
20K· 12.43 mi
2:46:21
Rank: #55490 (-2631)
15K → 20K
51:31 | 16:35/mi
Half· 13.10 mi
2:55:38
Rank: #55370 (+120)
20K → Half
9:17 | 13:51/mi
25K· 15.53 mi
3:31:59
Rank: #55128 (+242)
Half → 25K
36:21 | 14:56/mi
30K· 18.64 mi
4:16:40
Rank: #54501 (+627)
25K → 30K
44:41 | 14:23/mi
35K· 21.75 mi
5:07:08
Rank: #54615 (-114)
30K → 35K
50:28 | 16:15/mi
40K· 24.85 mi
5:49:07
Rank: #53958 (+657)
35K → 40K
41:59 | 13:31/mi
Finish· 26.22 mi
6:05:50
Rank: #53567 (+391)
40K → Finish
16:43 | 12:16/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:55:38
Pace13:25 /mi
2nd Half
Distance13.12 mi
Time3:10:12
Pace14:30 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:5335:5011:3335:50
11:33
-
10K
6.21 mi12:10:131:13:1011:4737:20
12:01
+0:28
15K
9.32 mi12:51:531:54:5012:2041:40
13:25
+1:24
20K
12.43 mi13:43:242:46:2113:2451:31
16:35
+3:10
Half
13.10 mi13:52:412:55:3813:259:17
13:51
-2:44
25K
15.53 mi14:29:023:31:5913:3936:21
14:56
+1:05
30K
18.64 mi15:13:434:16:4013:4744:41
14:23
-0:33
35K
21.75 mi16:04:115:07:0814:0850:28
16:15
+1:52
40K
24.85 mi16:46:105:49:0714:0341:59
13:31
-2:44
Finish
26.22 mi17:02:536:05:5013:5816:43
12:16
-1:15

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

11:33 /mi

Average Pace

13:58 /mi

Slowest Pace

16:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:29:53

25% of race

Time at Steady Pace

2:17:37

38% of race

Time at Slower Pace

2:18:20

38% of race

Average Pace: 13:57 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:32:5335:5011:3335:50
11:33
#51932
10K
6.21 mi12:10:131:13:1011:4737:20
12:01
#51909
15K
9.32 mi12:51:531:54:5012:2041:40
13:25
#52859
20K
12.43 mi13:43:242:46:2113:2451:31
16:35
#55490
Half
13.10 mi13:52:412:55:3813:259:17
13:51
#55370
25K
15.53 mi14:29:023:31:5913:3936:21
14:56
#55128
30K
18.64 mi15:13:434:16:4013:4744:41
14:23
#54501
35K
21.75 mi16:04:115:07:0814:0850:28
16:15
#54615
40K
24.85 mi16:46:105:49:0714:0341:59
13:31
#53958
Finish
26.22 mi17:02:536:05:5013:5816:43
12:16
#53567
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi51932204832048354171(Top 91%)22163(Top 85%)22163(Top 150%)
10K6.21 mi3.10 mi51909+2320522-3920522-3951925(Top 87%)20598(Top 79%)20598(Top 140%)
15K9.32 mi3.11 mi52859-95021181-65921181-65954171(Top 91%)22163(Top 85%)22163(Top 150%)
20K12.43 mi3.11 mi55490-263123015-183423015-183458437(Top 98%)25151(Top 96%)25151(Top 171%)
Half13.10 mi0.67 mi55370+12022945+7022945+7053131(Top 89%)21848(Top 84%)21848(Top 148%)
25K15.53 mi2.43 mi55128+24222802+14322802+14353816(Top 90%)22241(Top 85%)22241(Top 151%)
30K18.64 mi3.11 mi54501+62722452+35022452+35050566(Top 85%)20529(Top 79%)20529(Top 139%)
35K21.75 mi3.11 mi54615-11422601-14922601-14954532(Top 91%)23080(Top 88%)23080(Top 157%)
40K24.85 mi3.10 mi53958+65722247+35422247+35445449(Top 76%)18420(Top 71%)18420(Top 125%)
Finish26.22 mi1.37 mi53567+39122027+22022027+22041701(Top 70%)16453(Top 63%)16453(Top 112%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×10stories
+49ft-125ft

Overall

54171

Females

22163

F18-39

22163

5K→10K

3.1 - 6.2 mi

Top 87%
×4stories
+50ft-81ft

Overall

51925

Females

20598

F18-39

20598

10K→15K

6.2 - 9.3 mi

Top 91%
×1story
+44ft-51ft

Overall

54171

Females

22163

F18-39

22163

15K→20K

9.3 - 12.4 mi

Top 98%
×3stories
+67ft-40ft

Overall

58437

Females

25151

F18-39

25151

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+8ft-27ft

Overall

53131

Females

21848

F18-39

21848

Half→25K

13.1 - 15.5 mi

Top 90%
×2stories
+50ft-63ft

Overall

53816

Females

22241

F18-39

22241

25K→30K

15.5 - 18.6 mi

Top 85%
×2stories
+69ft-46ft

Overall

50566

Females

20529

F18-39

20529

30K→35K

18.6 - 21.8 mi

Top 91%
×2stories
+87ft-88ft

Overall

54532

Females

23080

F18-39

23080

35K→40K

21.8 - 24.9 mi

Top 76%
×3stories
+58ft-75ft

Overall

45449

Females

18420

F18-39

18420

40K→Finish

24.9 - 26.2 mi

Top 70%
×1story
+14ft-18ft

Overall

41701

Females

16453

F18-39

16453

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2922*
Passed By
1054
Net Change
-1635
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#51932
5K → 10K223*200+23#51932#51909
10K → 15K179200-950#51909#52859
15K → 20K29200-2631#52859#55490
20K → Half13919+120#55490#55370
Half → 25K390*148+242#55370#55128
25K → 30K691*64+627#55128#54501
30K → 35K200200-114#54501#54615
35K → 40K677*20+657#54615#53958
40K → Finish394*3+391#53958#53567
TOTALS2922*1054-1635

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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