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LONDON MARATHON MASS 2026

Carsten Kalwis

Bib: 17523β€’M

Masters
TCS London Marathon 2026 logo
0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Male)
#0 / 33594
Masters (Masters Men)
#0 / 16876
Age Group (M55-59)
#0 / 2251
Race Day Weather
56Β°/46Β°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
5KΒ· 3.11 mi
29:59
Rank: #34948
Start β†’ 5K
29:59 | 9:40/mi
10KΒ· 6.21 mi
1:00:16
Rank: #34389 (+559)
5K β†’ 10K
30:17 | 9:45/mi
15KΒ· 9.32 mi
1:32:04
Rank: #34515 (-126)
10K β†’ 15K
31:48 | 10:15/mi
20KΒ· 12.43 mi
2:03:23
Rank: #34351 (+164)
15K β†’ 20K
31:19 | 10:05/mi
HalfΒ· 13.10 mi
2:10:26
Rank: #34310 (+41)
20K β†’ Half
7:03 | 10:31/mi
25KΒ· 15.53 mi
2:35:55
Rank: #33937 (+373)
Half β†’ 25K
25:29 | 10:28/mi
30KΒ· 18.64 mi
3:08:29
Rank: #32667 (+1270)
25K β†’ 30K
32:34 | 10:29/mi
35KΒ· 21.75 mi
3:45:59
Rank: #33074 (-407)
30K β†’ 35K
37:30 | 12:05/mi
40KΒ· 24.85 mi
4:23:12
Rank: #33289 (-215)
35K β†’ 40K
37:13 | 11:59/mi
FinishΒ· 26.22 mi
4:39:29
Rank: #33560 (-271)
40K β†’ Finish
16:17 | 11:57/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
Time2:10:26
Pace9:58 /mi
2nd Half
Distance13.12 mi
Time2:29:03
Pace11:22 /mi
πŸ“ŠPositive Split: 14.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:39:5329:599:4029:59
9:40
-
10K
6.21 mi11:10:101:00:169:4230:17
9:45
+0:05
15K
9.32 mi11:41:581:32:049:5331:48
10:15
+0:30
20K
12.43 mi12:13:172:03:239:5631:19
10:05
-0:10
Half
13.10 mi12:20:202:10:269:587:03
10:31
+0:26
25K
15.53 mi12:45:492:35:5510:0325:29
10:28
-0:03
30K
18.64 mi13:18:233:08:2910:0732:34
10:29
+0:01
35K
21.75 mi13:55:533:45:5910:2437:30
12:05
+1:36
40K
24.85 mi14:33:064:23:1210:3637:13
11:59
-0:06
Finish
26.22 mi14:49:234:39:2910:4116:17
11:57
-0:02

Checkpoint Splits Visualizations

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

πŸ“ˆPace 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

9:40 /mi

Average Pace

10:40 /mi

Slowest Pace

12:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:00:16

22% of race

Time at Steady Pace

2:08:13

46% of race

Time at Slower Pace

1:31:00

33% of race

Average Pace: 10:40 /mi

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Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:39:5329:599:4029:59
9:40
#34948
10K
6.21 mi11:10:101:00:169:4230:17
9:45
#34389
15K
9.32 mi11:41:581:32:049:5331:48
10:15
#34515
20K
12.43 mi12:13:172:03:239:5631:19
10:05
#34351
Half
13.10 mi12:20:202:10:269:587:03
10:31
#34310
25K
15.53 mi12:45:492:35:5510:0325:29
10:28
#33937
30K
18.64 mi13:18:233:08:2910:0732:34
10:29
#32667
35K
21.75 mi13:55:533:45:5910:2437:30
12:05
#33074
40K
24.85 mi14:33:064:23:1210:3637:13
11:59
#33289
Finish
26.22 mi14:49:234:39:2910:4116:17
11:57
#33560
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi34948240292402934908(Top 58%)23887(Top 71%)23887(Top 1061%)
10K6.21 mi3.10 mi34389+55923698+33123698+33134001(Top 57%)23427(Top 70%)23427(Top 1041%)
15K9.32 mi3.11 mi34515-12623745-4723745-4734908(Top 58%)23887(Top 71%)23887(Top 1061%)
20K12.43 mi3.11 mi34351+16423579+16623579+16634229(Top 57%)23289(Top 69%)23289(Top 1035%)
Half13.10 mi0.67 mi34310+4123536+4323536+4334899(Top 58%)23433(Top 70%)23433(Top 1041%)
25K15.53 mi2.43 mi33937+37323250+28623250+28633019(Top 55%)22245(Top 66%)22245(Top 988%)
30K18.64 mi3.11 mi32667+127022335+91522335+91528984(Top 48%)19658(Top 59%)19658(Top 873%)
35K21.75 mi3.11 mi33074-40722274+6122274+6135239(Top 59%)22173(Top 66%)22173(Top 985%)
40K24.85 mi3.10 mi33289-21522164+11022164+11035325(Top 59%)21772(Top 65%)21772(Top 967%)
Finish26.22 mi1.37 mi33560-27122234-7022234-7039229(Top 66%)23901(Top 71%)23901(Top 1062%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
Γ—10stories
+49ft-125ft

Overall

34908

Males

23887

M55-59

23887

5K→10K

3.1 - 6.2 mi

Top 57%
Γ—4stories
+50ft-81ft

Overall

34001

Males

23427

M55-59

23427

10K→15K

6.2 - 9.3 mi

Top 58%
Γ—1story
+44ft-51ft

Overall

34908

Males

23887

M55-59

23887

15K→20K

9.3 - 12.4 mi

Top 57%
Γ—3stories
+67ft-40ft

Overall

34229

Males

23289

M55-59

23289

20K→Half

12.4 - 13.1 mi

Top 58%
Γ—2stories
+8ft-27ft

Overall

34899

Males

23433

M55-59

23433

Half→25K

13.1 - 15.5 mi

Top 55%
Γ—2stories
+50ft-63ft

Overall

33019

Males

22245

M55-59

22245

25K→30K

15.5 - 18.6 mi

Top 48%
Γ—2stories
+69ft-46ft

Overall

28984

Males

19658

M55-59

19658

30K→35K

18.6 - 21.8 mi

Top 59%
Γ—2stories
+87ft-88ft

Overall

35239

Males

22173

M55-59

22173

35K→40K

21.8 - 24.9 mi

Top 59%
Γ—3stories
+58ft-75ft

Overall

35325

Males

21772

M55-59

21772

40K→Finish

24.9 - 26.2 mi

Top 66%
Γ—1story
+14ft-18ft

Overall

39229

Males

23901

M55-59

23901

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3899*
Passed By
1577
Net Change
+1388
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#34948
5K β†’ 10K759*200+559#34948#34389
10K β†’ 15K200200-126#34389#34515
15K β†’ 20K364*200+164#34515#34351
20K β†’ Half12685+41#34351#34310
Half β†’ 25K573*200+373#34310#33937
25K β†’ 30K1362*92+1270#33937#32667
30K β†’ 35K200200-407#32667#33074
35K β†’ 40K200200-215#33074#33289
40K β†’ Finish115200-271#33289#33560
TOTALS3899*1577+1388

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

πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing