David Letky

Bib: 51655 M CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 59786
Top 29%
Gender (Male)
#0 / 33594
Top 38%
Masters (Masters Men)
#0 / 16876
Top 35%
Division (M40-44)
#0 / 4826
Top 42%
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
7:08/mi
22:09
49125
10K· 6.21 mi
7:16/mi
44:41
5081
15K· 9.32 mi
8:17/mi
1:10:23
4451
20K· 12.43 mi
7:54/mi
1:34:53
6740
Half· 13.10 mi
8:08/mi
1:40:20
27
25K· 15.53 mi
8:29/mi
2:00:59
5063
30K· 18.64 mi
10:59/mi
2:35:04
6946
35K· 21.75 mi
11:48/mi
3:11:43
8788
40K· 24.85 mi
9:38/mi
3:41:36
5875
Finish· 26.22 mi
8:56/mi
3:53:46
1418
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
×14
613ft
Total descent

See every mile of your race

Add your watch's GPX to unlock per-mile pace, heart rate, and grade — mile by mile on this timeline.

Works with Garmin, Apple Watch, Strava, COROS, Suunto & more.

The Course

Half Splits

1st Half· via Half
1:40:207:40 /mi⚡ faster
2nd Half
2:13:2610:11 /mi+33.0%
Positive split — 33.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
22:097:083.11 mi22:09
7:08
-
10K
44:417:123.10 mi22:32
7:16
+0:08
15K
1:10:237:343.11 mi25:42
8:17
+1:01
20K
1:34:537:393.11 mi24:30
7:54
-0:23
Half(13.10 mi)
1:40:207:400.67 mi5:27
8:08
+0:14
25K
2:00:597:482.43 mi20:39
8:29
+0:21
30K
2:35:048:203.11 mi34:05
10:59
+2:30
35K
3:11:438:493.11 mi36:39
11:48
+0:49
40K
3:41:368:553.10 mi29:53
9:38
-2:10
Finish(26.22 mi)
3:53:468:561.37 mi12:10
8:56
-0:42
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:08 /mi

Average Pace

8:55 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

44:41

19% of race

Time at Steady Pace

1:28:28

38% of race

Time at Slower Pace

1:40:37

43% of race

Average Pace: 8:55 /mi

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

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi652356845684140471083410834
10K3.10 mi6605-825744-605744-60679058845884
15K3.11 mi8400-17956992-12486992-1248140471083410834
20K3.11 mi9165-7657507-5157507-5151176192649264
Half(13.10 mi)0.67 mi9256-917558-517558-511202994509450
25K2.43 mi10046-7908072-5148072-514155641171911719
30K3.11 mi14667-462111121-304911121-3049324692147621476
35K3.11 mi18103-343613295-217413295-2174335062128121281
40K3.10 mi17947+15613025+27013025+270181951235112351
Finish(26.22 mi)1.37 mi17632+31512763+26212763+2621424998649864

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×10
+49ft-125ft

Overall

14047

Males

10834

M40-44

10834

5K→10K

3.1 - 6.2 mi

Top 11%
×4
+50ft-81ft

Overall

6790

Males

5884

M40-44

5884

10K→15K

6.2 - 9.3 mi

Top 23%
+44ft-51ft

Overall

14047

Males

10834

M40-44

10834

15K→20K

9.3 - 12.4 mi

Top 20%
×3
+67ft-40ft

Overall

11761

Males

9264

M40-44

9264

20K→Half

12.4 - 13.1 mi

Top 20%
×2
+8ft-27ft

Overall

12029

Males

9450

M40-44

9450

Half→25K

13.1 - 15.5 mi

Top 26%
×2
+50ft-63ft

Overall

15564

Males

11719

M40-44

11719

25K→30K

15.5 - 18.6 mi

Top 54%
×2
+69ft-46ft

Overall

32469

Males

21476

M40-44

21476

30K→35K

18.6 - 21.8 mi

Top 56%
×2
+87ft-88ft

Overall

33506

Males

21281

M40-44

21281

35K→40K

21.8 - 24.9 mi

Top 30%
×3
+58ft-75ft

Overall

18195

Males

12351

M40-44

12351

40K→Finish

24.9 - 26.2 mi

Top 24%
+14ft-18ft

Overall

14249

Males

9864

M40-44

9864

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#6523
5K10K
185103-82
#6523 #6605
10K15K
2005-1795
#6605 #8400
15K20K
20029-765
#8400 #9165
20KHalf
11221-91
#9165 #9256
Half25K
20032-790
#9256 #10046
25K30K
463312-4621
#10046 #14667
30K35K
20031-3436
#14667 #18103
35K40K
200356*+156
#18103 #17947
40KFinish
33348*+315
#17947 #17632
TOTALS
5963937*-11109
#6523 #17632

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

Passing Visualized

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Is this your race? Claim it to upload your GPX and export your data as yours.

Upload your GPX file

Add per-mile pace & heart rate — works with Garmin, Apple Watch, Strava & more.

Download your race track as a GPX or TCX file for Strava, Garmin Connect, or other apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing