Catherine O'Connor

Bib: 38020 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 20%
Gender (Female)
#0 / 26115
Top 11%
Masters (Masters Women)
#0 / 11371
Top 9%
Division (F55-59)
#0 / 1484
Top 4%
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
7:39/mi
23:46
49125
10K· 6.21 mi
7:43/mi
47:42
5081
15K· 9.32 mi
8:04/mi
1:12:44
4451
20K· 12.43 mi
7:57/mi
1:37:24
6740
Half· 13.10 mi
8:15/mi
1:42:56
27
25K· 15.53 mi
8:15/mi
2:03:00
5063
30K· 18.64 mi
8:34/mi
2:29:34
6946
35K· 21.75 mi
8:48/mi
2:56:52
8788
40K· 24.85 mi
8:53/mi
3:24:27
5875
Finish· 26.22 mi
9:11/mi
3:36:58
1418
Course Elevation
6172 ft
×14story building
503 ft climb · 613 ft descent

The Course

Half Splits

1st Half· via Half
1:42:567:52 /mi⚡ faster
2nd Half
1:54:028:42 /mi+10.8%
Positive split — 10.8% 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
23:467:393.11 mi23:46
7:39
-
10K
47:427:413.10 mi23:56
7:43
+0:04
15K
1:12:447:493.11 mi25:02
8:04
+0:21
20K
1:37:247:513.11 mi24:40
7:57
-0:07
Half(13.10 mi)
1:42:567:520.67 mi5:32
8:15
+0:18
25K
2:03:007:562.43 mi20:04
8:15
0:00
30K
2:29:348:023.11 mi26:34
8:34
+0:19
35K
2:56:528:083.11 mi27:18
8:48
+0:14
40K
3:24:278:143.10 mi27:35
8:53
+0:05
Finish(26.22 mi)
3:36:588:171.37 mi12:31
9:11
+0:18
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:39 /mi

Average Pace

8:17 /mi

Slowest Pace

9:11 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:12:22

33% of race

Time at Steady Pace

50:38

23% of race

Time at Slower Pace

1:33:58

43% of race

Average Pace: 8:16 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi10298200920091155024452445
10K3.10 mi10099+1991937+721937+72997019051905
15K3.11 mi10509-4102105-1682105-1681155024452445
20K3.11 mi10851-3422229-1242229-1241238026792679
Half(13.10 mi)0.67 mi10931-802257-282257-281329129822982
25K2.43 mi11256-3252390-1332390-1331357231673167
30K3.11 mi11697-4412562-1722562-1721358033103310
35K3.11 mi11756-592667-1052667-1051282733933393
40K3.10 mi11719+372760-932760-931259836353635
Finish(26.22 mi)1.37 mi11862-1432858-982858-981643052025202

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×10story building
+49ft-125ft

Overall

11550

Females

2445

F55-59

2445

5K→10K

3.1 - 6.2 mi

Top 17%
×4story building
+50ft-81ft

Overall

9970

Females

1905

F55-59

1905

10K→15K

6.2 - 9.3 mi

Top 19%
×1story
+44ft-51ft

Overall

11550

Females

2445

F55-59

2445

15K→20K

9.3 - 12.4 mi

Top 21%
×3story building
+67ft-40ft

Overall

12380

Females

2679

F55-59

2679

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+8ft-27ft

Overall

13291

Females

2982

F55-59

2982

Half→25K

13.1 - 15.5 mi

Top 23%
×2story building
+50ft-63ft

Overall

13572

Females

3167

F55-59

3167

25K→30K

15.5 - 18.6 mi

Top 23%
×2story building
+69ft-46ft

Overall

13580

Females

3310

F55-59

3310

30K→35K

18.6 - 21.8 mi

Top 21%
×2story building
+87ft-88ft

Overall

12827

Females

3393

F55-59

3393

35K→40K

21.8 - 24.9 mi

Top 21%
×3story building
+58ft-75ft

Overall

12598

Females

3635

F55-59

3635

40K→Finish

24.9 - 26.2 mi

Top 27%
×1story
+14ft-18ft

Overall

16430

Females

5202

F55-59

5202

Passing Analysis

Category:
Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#10298
5K10K
200399+199
#10298 #10099
10K15K
49282-410
#10099 #10509
15K20K
43290-342
#10509 #10851
20KHalf
10222-80
#10851 #10931
Half25K
435110-325
#10931 #11256
25K30K
666225-441
#11256 #11697
30K35K
420361-59
#11697 #11756
35K40K
310347+37
#11756 #11719
40KFinish
23087-143
#11719 #11862
TOTALS
32871723-1564
#10298 #11862

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing