Alex Potter

Bib: 43484MAge: N/A

TCS London Marathon 2026 logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 9%
Gender (Male)
#0 / 33594
Top 14%
Masters (Masters Men)
#0 / 16876
Top 12%
Age Group (M65-69)
#0 / 593
Top 1%
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
21:19
3.11 mi
Rank: #5012
Start5K
21:19 | 6:52/mi
10K
43:20
6.21 mi
Rank: #5540 (-528)
5K10K
22:01 | 7:06/mi
15K
1:05:59
9.32 mi
Rank: #5710 (-170)
10K15K
22:39 | 7:18/mi
20K
1:27:57
12.43 mi
Rank: #5698 (+12)
15K20K
21:58 | 7:05/mi
Half
1:32:51
13.10 mi
Rank: #5678 (+20)
20KHalf
4:54 | 7:19/mi
25K
1:50:26
15.53 mi
Rank: #5620 (+58)
Half25K
17:35 | 7:14/mi
30K
2:13:28
18.64 mi
Rank: #5491 (+129)
25K30K
23:02 | 7:25/mi
35K
2:37:19
21.75 mi
Rank: #5408 (+83)
30K35K
23:51 | 7:41/mi
40K
3:01:37
24.85 mi
Rank: #5318 (+90)
35K40K
24:18 | 7:50/mi
Finish
3:12:49
26.22 mi
Rank: #5396 (-78)
40KFinish
11:12 | 8:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:32:51
Pace7:06 /mi
2nd Half
Distance13.12 mi
Time1:39:58
Pace7:38 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:08:0021:196:5221:19
6:52
-
10K
6.21 mi10:30:0143:206:5922:01
7:06
+0:14
15K
9.32 mi10:52:401:05:597:0522:39
7:18
+0:12
20K
12.43 mi11:14:381:27:577:0521:58
7:05
-0:13
Half
13.10 mi11:19:321:32:517:064:54
7:19
+0:14
25K
15.53 mi11:37:071:50:267:0717:35
7:14
-0:05
30K
18.64 mi12:00:092:13:287:1023:02
7:25
+0:11
35K
21.75 mi12:24:002:37:197:1523:51
7:41
+0:16
40K
24.85 mi12:48:183:01:377:1924:18
7:50
+0:09
Finish
26.22 mi12:59:303:12:497:2211:12
8:13
+0:23

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

6:52 /mi

Average Pace

7:22 /mi

Slowest Pace

8:13 /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

2:13:28

69% of race

Time at Steady Pace

48:09

25% of race

Time at Slower Pace

11:12

6% of race

Average Pace: 7:21 /mi

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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 mi10:08:0021:196:5221:19
6:52
#5012
10K
6.21 mi10:30:0143:206:5922:01
7:06
#5540
15K
9.32 mi10:52:401:05:597:0522:39
7:18
#5710
20K
12.43 mi11:14:381:27:577:0521:58
7:05
#5698
Half
13.10 mi11:19:321:32:517:064:54
7:19
#5678
25K
15.53 mi11:37:071:50:267:0717:35
7:14
#5620
30K
18.64 mi12:00:092:13:287:1023:02
7:25
#5491
35K
21.75 mi12:24:002:37:197:1523:51
7:41
#5408
40K
24.85 mi12:48:183:01:377:1924:18
7:50
#5318
Finish
26.22 mi12:59:303:12:497:2211:12
8:13
#5396
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi5012450845086005(Top 10%)5312(Top 16%)5312(Top 896%)
10K6.21 mi3.10 mi5540-5284949-4414949-4415928(Top 10%)5254(Top 16%)5254(Top 886%)
15K9.32 mi3.11 mi5710-1705080-1315080-1316005(Top 10%)5312(Top 16%)5312(Top 896%)
20K12.43 mi3.11 mi5698+125083-35083-35705(Top 10%)5085(Top 15%)5085(Top 858%)
Half13.10 mi0.67 mi5678+205065+185065+185767(Top 10%)5125(Top 15%)5125(Top 864%)
25K15.53 mi2.43 mi5620+585011+545011+545716(Top 10%)5041(Top 15%)5041(Top 850%)
30K18.64 mi3.11 mi5491+1294884+1274884+1275496(Top 9%)4808(Top 14%)4808(Top 811%)
35K21.75 mi3.11 mi5408+834783+1014783+1015842(Top 10%)4891(Top 15%)4891(Top 825%)
40K24.85 mi3.10 mi5318+904665+1184665+1186028(Top 10%)4858(Top 14%)4858(Top 819%)
Finish26.22 mi1.37 mi5396-784702-374702-378967(Top 15%)6661(Top 20%)6661(Top 1123%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×10
+49ft-125ft

Overall

6005

Males

5312

M65-69

5312

5K→10K

3.1 - 6.2 mi

Top 10%
×4
+50ft-81ft

Overall

5928

Males

5254

M65-69

5254

10K→15K

6.2 - 9.3 mi

Top 10%
×1
+44ft-51ft

Overall

6005

Males

5312

M65-69

5312

15K→20K

9.3 - 12.4 mi

Top 10%
×3
+67ft-40ft

Overall

5705

Males

5085

M65-69

5085

20K→Half

12.4 - 13.1 mi

Top 10%
×2
+8ft-27ft

Overall

5767

Males

5125

M65-69

5125

Half→25K

13.1 - 15.5 mi

Top 10%
×2
+50ft-63ft

Overall

5716

Males

5041

M65-69

5041

25K→30K

15.5 - 18.6 mi

Top 9%
×2
+69ft-46ft

Overall

5496

Males

4808

M65-69

4808

30K→35K

18.6 - 21.8 mi

Top 10%
×2
+87ft-88ft

Overall

5842

Males

4891

M65-69

4891

35K→40K

21.8 - 24.9 mi

Top 10%
×3
+58ft-75ft

Overall

6028

Males

4858

M65-69

4858

40K→Finish

24.9 - 26.2 mi

Top 15%
×1
+14ft-18ft

Overall

8967

Males

6661

M65-69

6661

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
976*
Passed By
985
Net Change
-384
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5012
5K10K23200-528#5012#5540
10K15K54200-170#5540#5710
15K20K10290+12#5710#5698
20KHalf3212+20#5698#5678
Half25K10648+58#5678#5620
25K30K19667+129#5620#5491
30K35K209*126+83#5491#5408
35K40K217*127+90#5408#5318
40KFinish37115-78#5318#5396
TOTALS976*985-384

* 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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