Courtney Merrett

Bib: 37460F

0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Division (F18-39)
#0 / 14744
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Course Elevation
6172 ft
×14story building
503 ft climb · 613 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
13:05/mi
40:37
491250.5%
10K· 6.21 mi
15:00/mi
1:27:13
50810.2%
15K· 9.32 mi
17:16/mi
2:20:49
4451
20K· 12.43 mi
19:32/mi
3:21:30
67400.2%
Half· 13.10 mi
24:34/mi
3:37:59
270.6%
25K· 15.53 mi
21:11/mi
4:29:34
50630.1%
30K· 18.64 mi
17:22/mi
5:23:31
69460.1%
35K· 21.75 mi
17:57/mi
6:19:17
8788
40K· 24.85 mi
18:49/mi
7:17:44
58750.1%
Finish· 26.22 mi
19:28/mi
7:44:16
1418

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time3:37:59
Pace16:39 /mi
2nd Half
Distance13.12 mi
Time4:06:17
Pace18:47 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:4340:3713:0540:37
13:05
-
10K
6.21 mi12:32:191:27:1314:0346:36
15:00
+1:55
15K
9.32 mi13:25:552:20:4915:0753:36
17:16
+2:16
20K
12.43 mi14:26:363:21:3016:131:00:41
19:32
+2:16
Half
13.10 mi14:43:053:37:5916:3916:29
24:34
+5:02
25K
15.53 mi15:34:404:29:3417:2251:35
21:11
-3:23
30K
18.64 mi16:28:375:23:3117:2253:57
17:22
-3:49
35K
21.75 mi17:24:236:19:1717:2755:46
17:57
+0:35
40K
24.85 mi18:22:507:17:4417:3758:27
18:49
+0:52
Finish
26.22 mi18:49:227:44:1617:4426:32
19:28
+0:39

Checkpoints & Pacing

📈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

13:05 /mi

Average Pace

17:43 /mi

Slowest Pace

24:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:49

30% of race

Time at Steady Pace

4:15:23

55% of race

Time at Slower Pace

1:08:04

15% of race

Average Pace: 17:42 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:45:4340:3713:0540:37
13:05
#57306
10K
6.21 mi12:32:191:27:1314:0346:36
15:00
#58146
15K
9.32 mi13:25:552:20:4915:0753:36
17:16
#58748
20K
12.43 mi14:26:363:21:3016:131:00:41
19:32
#59193
Half
13.10 mi14:43:053:37:5916:3916:29
24:34
#59303
25K
15.53 mi15:34:404:29:3417:2251:35
21:11
#59408
30K
18.64 mi16:28:375:23:3117:2253:57
17:22
#59308
35K
21.75 mi17:24:236:19:1717:2755:46
17:57
#59237
40K
24.85 mi18:22:507:17:4417:3758:27
18:49
#59227
Finish
26.22 mi18:49:227:44:1617:4426:32
19:28
#59241
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi57306242532425359255(Top 99%)25727(Top 99%)25727(Top 174%)
10K6.21 mi3.10 mi58146-84024890-63724890-63758559(Top 98%)25205(Top 97%)25205(Top 171%)
15K9.32 mi3.11 mi58748-60225342-45225342-45259255(Top 99%)25727(Top 99%)25727(Top 174%)
20K12.43 mi3.11 mi59193-44525666-32425666-32459534(Top 100%)25927(Top 99%)25927(Top 176%)
Half13.10 mi0.67 mi59303-11025756-9025756-9059700(Top 100%)26066(Top 100%)26066(Top 177%)
25K15.53 mi2.43 mi59408-10525832-7625832-7659422(Top 99%)25868(Top 99%)25868(Top 175%)
30K18.64 mi3.11 mi59308+10025763+6925763+6957443(Top 96%)24602(Top 94%)24602(Top 167%)
35K21.75 mi3.11 mi59237+7125711+5225711+5257582(Top 96%)24819(Top 95%)24819(Top 168%)
40K24.85 mi3.10 mi59227+1025709+225709+258771(Top 98%)25498(Top 98%)25498(Top 173%)
Finish26.22 mi1.37 mi59241-1425721-1225721-1259176(Top 99%)25770(Top 99%)25770(Top 175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×10story building
+49ft-125ft

Overall

59255

Females

25727

F18-39

25727

5K→10K

3.1 - 6.2 mi

Top 98%
×4story building
+50ft-81ft

Overall

58559

Females

25205

F18-39

25205

10K→15K

6.2 - 9.3 mi

Top 99%
×1story
+44ft-51ft

Overall

59255

Females

25727

F18-39

25727

15K→20K

9.3 - 12.4 mi

Top 100%
×3story building
+67ft-40ft

Overall

59534

Females

25927

F18-39

25927

20K→Half

12.4 - 13.1 mi

Top 100%
×2story building
+8ft-27ft

Overall

59700

Females

26066

F18-39

26066

Half→25K

13.1 - 15.5 mi

Top 99%
×2story building
+50ft-63ft

Overall

59422

Females

25868

F18-39

25868

25K→30K

15.5 - 18.6 mi

Top 96%
×2story building
+69ft-46ft

Overall

57443

Females

24602

F18-39

24602

30K→35K

18.6 - 21.8 mi

Top 96%
×2story building
+87ft-88ft

Overall

57582

Females

24819

F18-39

24819

35K→40K

21.8 - 24.9 mi

Top 98%
×3story building
+58ft-75ft

Overall

58771

Females

25498

F18-39

25498

40K→Finish

24.9 - 26.2 mi

Top 99%
×1story
+14ft-18ft

Overall

59176

Females

25770

F18-39

25770

Passing Analysis

Category:
Athletes Passed
398
Passed By
2333
Net Change
-1935
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#57306
5K10K98938-840#57306#58146
10K15K23625-602#58146#58748
15K20K7452-445#58748#59193
20KHalf4114-110#59193#59303
Half25K17122-105#59303#59408
25K30K11212+100#59408#59308
30K35K798+71#59308#59237
35K40K4333+10#59237#59227
40KFinish1529-14#59227#59241
TOTALS3982333-1935
📊

Passing Visuals

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