Catherine Blazye

Bib: 31370 F GB

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 59786
Gender (Female)
#0 / 26115
Division (F18-39)
#0 / 14744
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
11:20/mi
35:10
49125
10K· 6.21 mi
11:26/mi
1:10:39
5081
15K· 9.32 mi
11:43/mi
1:47:03
4451
20K· 12.43 mi
11:25/mi
2:22:29
6740
Half· 13.10 mi
11:51/mi
2:30:26
27
25K· 15.53 mi
11:45/mi
2:59:02
5063
30K· 18.64 mi
12:28/mi
3:37:44
6946
35K· 21.75 mi
15:09/mi
4:24:46
8788
40K· 24.85 mi
14:39/mi
5:10:14
5875
Finish· 26.22 mi
14:18/mi
5:29:44
1418
Course Elevation
503ft
Total climb
613ft
Total descent
166ft
Range
6 to 172 ft
×14story building

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
2:30:2611:30 /mi⚡ faster
2nd Half
2:59:1813:40 /mi+19.2%
Positive split — 19.2% 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
35:1011:203.11 mi35:10
11:20
-
10K
1:10:3911:233.10 mi35:29
11:26
+0:06
15K
1:47:0311:303.11 mi36:24
11:43
+0:17
20K
2:22:2911:283.11 mi35:26
11:25
-0:18
Half(13.10 mi)
2:30:2611:300.67 mi7:57
11:51
+0:26
25K
2:59:0211:322.43 mi28:36
11:45
-0:06
30K
3:37:4411:413.11 mi38:42
12:28
+0:43
35K
4:24:4612:113.11 mi47:02
15:09
+2:41
40K
5:10:1412:293.10 mi45:28
14:39
-0:30
Finish(26.22 mi)
5:29:4412:361.37 mi19:30
14:18
-0:21
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:20 /mi

Average Pace

12:35 /mi

Slowest Pace

15:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:37:44

66% of race

Time at Slower Pace

1:52:00

34% of race

Average Pace: 12:35 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi506361965519655468161740617406
10K3.10 mi49609+102719024+63119024+631486831846518465
15K3.11 mi48495+111418351+67318351+673468161740617406
20K3.11 mi47321+117417735+61617735+616445391635316353
Half(13.10 mi)0.67 mi47162+15917664+7117664+71449881691416914
25K2.43 mi46015+114717086+57817086+578416951520015200
30K3.11 mi45124+89116696+39016696+390416131560015600
35K3.11 mi46226-110217505-80917505-809511012120421204
40K3.10 mi46891-66517997-49217997-492511872137721377
Finish(26.22 mi)1.37 mi47265-37418268-27118268-271523462201622016

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×10story building
+49ft-125ft

Overall

46816

Females

17406

F18-39

17406

5K→10K

3.1 - 6.2 mi

Top 81%
×4story building
+50ft-81ft

Overall

48683

Females

18465

F18-39

18465

10K→15K

6.2 - 9.3 mi

Top 78%
×1story
+44ft-51ft

Overall

46816

Females

17406

F18-39

17406

15K→20K

9.3 - 12.4 mi

Top 74%
×3story building
+67ft-40ft

Overall

44539

Females

16353

F18-39

16353

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+8ft-27ft

Overall

44988

Females

16914

F18-39

16914

Half→25K

13.1 - 15.5 mi

Top 70%
×2story building
+50ft-63ft

Overall

41695

Females

15200

F18-39

15200

25K→30K

15.5 - 18.6 mi

Top 70%
×2story building
+69ft-46ft

Overall

41613

Females

15600

F18-39

15600

30K→35K

18.6 - 21.8 mi

Top 85%
×2story building
+87ft-88ft

Overall

51101

Females

21204

F18-39

21204

35K→40K

21.8 - 24.9 mi

Top 86%
×3story building
+58ft-75ft

Overall

51187

Females

21377

F18-39

21377

40K→Finish

24.9 - 26.2 mi

Top 88%
×1story
+14ft-18ft

Overall

52346

Females

22016

F18-39

22016

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#50636
5K10K
2001227*+1027
#50636 #49609
10K15K
1491263*+1114
#49609 #48495
15K20K
851259*+1174
#48495 #47321
20KHalf
51210*+159
#47321 #47162
Half25K
651212*+1147
#47162 #46015
25K30K
1561047+891
#46015 #45124
30K35K
200173-1102
#45124 #46226
35K40K
200148-665
#46226 #46891
40KFinish
20073-374
#46891 #47265
TOTALS
13066612*+3371
#50636 #47265

* 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