Jemima Renfer

Bib: 1014 F GB

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 59786
Top 7%
Gender (Female)
#0 / 26115
Top 1%
Division (F18-39)
#0 / 14744
Top 2%
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
7:02/mi
21:51
49125
10K· 6.21 mi
7:04/mi
43:48
5081
15K· 9.32 mi
7:14/mi
1:06:14
4451
20K· 12.43 mi
7:00/mi
1:27:57
6740
Half· 13.10 mi
7:11/mi
1:32:46
27
25K· 15.53 mi
7:03/mi
1:49:55
5063
30K· 18.64 mi
7:06/mi
2:11:58
6946
35K· 21.75 mi
7:02/mi
2:33:48
8788
40K· 24.85 mi
6:52/mi
2:55:07
5875
Finish· 26.22 mi
6:44/mi
3:04:17
1418
Course Elevation
6172 ft
×14story building
503 ft climb · 613 ft descent

The Course

Half Splits

1st Half· via Half
1:32:467:05 /mi+1.3%
2nd Half
1:31:316:59 /mi✓ faster
Negative split — 1.3% faster 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
21:517:023.11 mi21:51
7:02
-
10K
43:487:033.10 mi21:57
7:04
+0:02
15K
1:06:147:073.11 mi22:26
7:14
+0:10
20K
1:27:577:053.11 mi21:43
7:00
-0:14
Half(13.10 mi)
1:32:467:050.67 mi4:49
7:11
+0:11
25K
1:49:557:052.43 mi17:09
7:03
-0:08
30K
2:11:587:053.11 mi22:03
7:06
+0:03
35K
2:33:487:053.11 mi21:50
7:02
-0:04
40K
2:55:077:033.10 mi21:19
6:52
-0:10
Finish(26.22 mi)
3:04:177:031.37 mi9:10
6:44
-0:08
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:44 /mi

Average Pace

7:02 /mi

Slowest Pace

7:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:14:59

73% of race

Time at Steady Pace

49:18

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:02 /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 mi60667177175756627627
10K3.10 mi5960+106682+35682+355835643643
15K3.11 mi5858+102652+30652+305756627627
20K3.11 mi5700+158614+38614+385312528528
Half(13.10 mi)0.67 mi5655+45603+11603+115281530530
25K2.43 mi5482+173579+24579+244934481481
30K3.11 mi5164+318530+49530+494182372372
35K3.11 mi4677+487467+63467+633261281281
40K3.10 mi4132+545398+69398+692262183183
Finish(26.22 mi)1.37 mi3925+207367+31367+311900160160

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×10story building
+49ft-125ft

Overall

5756

Females

627

F18-39

627

5K→10K

3.1 - 6.2 mi

Top 10%
×4story building
+50ft-81ft

Overall

5835

Females

643

F18-39

643

10K→15K

6.2 - 9.3 mi

Top 10%
×1story
+44ft-51ft

Overall

5756

Females

627

F18-39

627

15K→20K

9.3 - 12.4 mi

Top 9%
×3story building
+67ft-40ft

Overall

5312

Females

528

F18-39

528

20K→Half

12.4 - 13.1 mi

Top 9%
×2story building
+8ft-27ft

Overall

5281

Females

530

F18-39

530

Half→25K

13.1 - 15.5 mi

Top 8%
×2story building
+50ft-63ft

Overall

4934

Females

481

F18-39

481

25K→30K

15.5 - 18.6 mi

Top 7%
×2story building
+69ft-46ft

Overall

4182

Females

372

F18-39

372

30K→35K

18.6 - 21.8 mi

Top 5%
×2story building
+87ft-88ft

Overall

3261

Females

281

F18-39

281

35K→40K

21.8 - 24.9 mi

Top 4%
×3story building
+58ft-75ft

Overall

2262

Females

183

F18-39

183

40K→Finish

24.9 - 26.2 mi

Top 3%
×1story
+14ft-18ft

Overall

1900

Females

160

F18-39

160

Passing Analysis

Category:
Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#6066
5K10K
88194+106
#6066 #5960
10K15K
54156+102
#5960 #5858
15K20K
15173+158
#5858 #5700
20KHalf
550+45
#5700 #5655
Half25K
6179+173
#5655 #5482
25K30K
7325+318
#5482 #5164
30K35K
5492+487
#5164 #4677
35K40K
1546+545
#4677 #4132
40KFinish
0207+207
#4132 #3925
TOTALS
1812322+2141
#6066 #3925

Passing Visualized

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Upload your GPX file

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

.gpx files up to 10MB

Export Track Data

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