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Official Timing Data

Enhanced athlete page with detailed checkpoint data and passing analysis

Race managed by

London Marathon Events

Race timed by

Mika Timing

LONDON MARATHON MASS 2026

George Grassly

Bib: 2129 •M •Age: N/A

0:00

0:00

per mile

Be the first to cheer!

Overall

#0 / 59786

Top 0.1%

Gender (Male)

#0 / 33594

Top 0.1%

Age Group (M18-39)

#0 / 16712

Top 0.1%

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

Start

0:00:00

Race begins

15:22

3.11 mi

Rank: #2

Start → 5K

15:22 | 4:57/mi

15:22

3.11 mi

Rank: #2

Start → 5K

15:22 | 4:57/mi

10K

30:49

6.21 mi

Rank: #2

5K → 10K

15:27 | 4:59/mi

10K

30:49

6.21 mi

Rank: #2

5K → 10K

15:27 | 4:59/mi

15K

46:28

9.32 mi

Rank: #2

10K → 15K

15:39 | 5:03/mi

15K

46:28

9.32 mi

Rank: #2

10K → 15K

15:39 | 5:03/mi

20K

1:01:51

12.43 mi

Rank: #2

15K → 20K

15:23 | 4:58/mi

20K

1:01:51

12.43 mi

Rank: #2

15K → 20K

15:23 | 4:58/mi

Half

1:05:17

13.10 mi

Rank: #2

20K → Half

3:26 | 5:07/mi

Half

1:05:17

13.10 mi

Rank: #2

20K → Half

3:26 | 5:07/mi

25K

1:17:31

15.53 mi

Rank: #2

Half → 25K

12:14 | 5:02/mi

25K

1:17:31

15.53 mi

Rank: #2

Half → 25K

12:14 | 5:02/mi

30K

1:33:18

18.64 mi

Rank: #2

25K → 30K

15:47 | 5:05/mi

30K

1:33:18

18.64 mi

Rank: #2

25K → 30K

15:47 | 5:05/mi

35K

1:49:22

21.75 mi

Rank: #1 (+1)

30K → 35K

16:04 | 5:11/mi

35K

1:49:22

21.75 mi

Rank: #1 (+1)

30K → 35K

16:04 | 5:11/mi

40K

2:05:52

24.85 mi

Rank: #1

35K → 40K

16:30 | 5:19/mi

40K

2:05:52

24.85 mi

Rank: #1

35K → 40K

16:30 | 5:19/mi

Finish

2:12:54

26.22 mi

Rank: #1

40K → Finish

7:02 | 5:10/mi

Finish

2:12:54

26.22 mi

Rank: #1

40K → Finish

7:02 | 5:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster

via Half

Distance13.10 mi

Time1:05:17

Pace5:00 /mi

2nd Half

Spacer

Distance13.12 mi

Time1:07:37

Pace5:10 /mi

📊Positive Split: 3.6% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace
5K	3.11 mi	09:50:24	15:22	4:57	15:22	4:57
10K	6.21 mi	10:05:51	30:49	4:58	15:27	4:59
15K	9.32 mi	10:21:30	46:28	5:00	15:39	5:03
20K	12.43 mi	10:36:53	1:01:51	4:59	15:23	4:58
Half	13.10 mi	10:40:19	1:05:17	5:00	3:26	5:07
25K	15.53 mi	10:52:33	1:17:31	5:00	12:14	5:02
30K	18.64 mi	11:08:20	1:33:18	5:01	15:47	5:05
35K	21.75 mi	11:24:24	1:49:22	5:02	16:04	5:11
40K	24.85 mi	11:40:54	2:05:52	5:04	16:30	5:19
Finish	26.22 mi	11:47:56	2:12:54	5:05	7:02	5:10

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. Green = fastest, yellow = moderate, red = slowest segments.

Fastest Pace

4:57 /mi

Average Pace

5:04 /mi

Slowest Pace

5:19 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Color indicates pace quality: green = fast pace, yellow = moderate, red = slow pace.

Time at Fast Pace

1:56:24

88% of race

Time at Moderate Pace

16:30

12% of race

Time at Slow Pace

0:00

0% of race

Average Pace: 5:04 /mi

Loading chart...

Fast pace (< avg)

Moderate pace (≈ avg)

Slow pace (> avg)

🎨Heatmap

Pace Heatmap

Visual intensity map of your pacing throughout the race. Green = fastest, yellow = moderate, red = slowest.

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Fast

Moderate

Slow

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

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	09:50:24	15:22	4:57	15:22	4:57	#2
10K	6.21 mi	10:05:51	30:49	4:58	15:27	4:59	#2
15K	9.32 mi	10:21:30	46:28	5:00	15:39	5:03	#2
20K	12.43 mi	10:36:53	1:01:51	4:59	15:23	4:58	#2
Half	13.10 mi	10:40:19	1:05:17	5:00	3:26	5:07	#2
25K	15.53 mi	10:52:33	1:17:31	5:00	12:14	5:02	#2
30K	18.64 mi	11:08:20	1:33:18	5:01	15:47	5:05	#2
35K	21.75 mi	11:24:24	1:49:22	5:02	16:04	5:11	#1
40K	24.85 mi	11:40:54	2:05:52	5:04	16:30	5:19	#1
Finish	26.22 mi	11:47:56	2:12:54	5:05	7:02	5:10	#1

Fast pace

Moderate pace

Slow pace

Rankings

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

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	3.11 mi	2	1	1	2(Top 0.003%)	1(Top 0.003%)	1(Top 0.006%)
10K	6.21 mi	3.10 mi	2	1	1	2(Top 0.003%)	1(Top 0.003%)	1(Top 0.006%)
15K	9.32 mi	3.11 mi	2	1	1	2(Top 0.003%)	1(Top 0.003%)	1(Top 0.006%)
20K	12.43 mi	3.11 mi	2	1	1	2(Top 0.003%)	1(Top 0.003%)	1(Top 0.006%)
Half	13.10 mi	0.67 mi	2	1	1	8(Top 0.01%)	6(Top 0.02%)	6(Top 0.04%)
25K	15.53 mi	2.43 mi	2	1	1	18(Top 0.03%)	15(Top 0.04%)	15(Top 0.09%)
30K	18.64 mi	3.11 mi	2	1	1	18(Top 0.03%)	15(Top 0.04%)	15(Top 0.09%)
35K	21.75 mi	3.11 mi	1+1	1	1	18(Top 0.03%)	16(Top 0.05%)	16(Top 0.10%)
40K	24.85 mi	3.10 mi	1	1	1	18(Top 0.03%)	17(Top 0.05%)	17(Top 0.1%)
Finish	26.22 mi	1.37 mi	1	1	1	4(Top 0.007%)	4(Top 0.01%)	4(Top 0.02%)

M18-39

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:

Athletes Passed

Passed By

Net Change

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#2
5K → 10K	0	0	0	#2	#2
10K → 15K	0	0	0	#2	#2
15K → 20K	0	0	0	#2	#2
20K → Half	0	0	0	#2	#2
Half → 25K	0	0	0	#2	#2
25K → 30K	0	0	0	#2	#2
30K → 35K	1	0	+1	#2	#1
35K → 40K	0	0	0	#1	#1
40K → Finish	0	0	0	#1	#1
TOTALS	1	0	+1

📊

Passing Analysis Visualizations

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

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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Contact Race Support

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Quick Links

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View interactive course map and elevation

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Results processed 11 days ago

Official Timing Data

George Grassly

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

Splits & Pacing

Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Rankings

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→Half

Half→25K

25K→30K

30K→35K

35K→40K

40K→Finish

Passing

Passing Analysis

Passing Analysis Visualizations

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Activity Data

Export & Support

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management