Tanya Viehoff

Bib: 56765 F GB

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 59786
Top 42%
Gender (Female)
#0 / 26115
Top 30%
Masters (Masters Women)
#0 / 11371
Top 28%
Division (F60-64)
#0 / 772
Top 16%
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
9:05/mi
28:11
49125
10K· 6.21 mi
9:12/mi
56:43
5081
15K· 9.32 mi
9:32/mi
1:26:19
4451
20K· 12.43 mi
9:39/mi
1:56:16
6740
Half· 13.10 mi
10:16/mi
2:03:09
27
25K· 15.53 mi
9:58/mi
2:27:25
5063
30K· 18.64 mi
10:21/mi
2:59:33
6946
35K· 21.75 mi
10:14/mi
3:31:20
8788
40K· 24.85 mi
9:59/mi
4:02:18
5875
Finish· 26.22 mi
9:46/mi
4:15:36
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
2:03:099:25 /mi⚡ faster
2nd Half
2:12:2710:06 /mi+7.6%
Positive split — 7.6% 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
28:119:053.11 mi28:11
9:05
-
10K
56:439:083.10 mi28:32
9:12
+0:07
15K
1:26:199:163.11 mi29:36
9:32
+0:20
20K
1:56:169:223.11 mi29:57
9:39
+0:07
Half(13.10 mi)
2:03:099:250.67 mi6:53
10:16
+0:37
25K
2:27:259:302.43 mi24:16
9:58
-0:18
30K
2:59:339:383.11 mi32:08
10:21
+0:23
35K
3:31:209:443.11 mi31:47
10:14
-0:07
40K
4:02:189:453.10 mi30:58
9:59
-0:15
Finish(26.22 mi)
4:15:369:461.37 mi13:18
9:46
-0:13
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:05 /mi

Average Pace

9:45 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:04:48

72% of race

Time at Steady Pace

1:10:48

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:45 /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. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi27902804580452820881028102
10K3.10 mi27456+4467858+1877858+1872725778087808
15K3.11 mi27691-2357923-657923-652820881028102
20K3.11 mi28533-8428274-3518274-3513029590689068
Half(13.10 mi)0.67 mi28806-2738402-1288402-128328151037210372
25K2.43 mi28674+1328433-318433-312909289128912
30K3.11 mi28264+4108425+88425+82799188368836
35K3.11 mi27002+12628136+2898136+2892336374417441
40K3.10 mi25769+12337880+2567880+2562066268126812
Finish(26.22 mi)1.37 mi25374+3957779+1017779+1012102370227022

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×10story building
+49ft-125ft

Overall

28208

Females

8102

F60-64

8102

5K→10K

3.1 - 6.2 mi

Top 46%
×4story building
+50ft-81ft

Overall

27257

Females

7808

F60-64

7808

10K→15K

6.2 - 9.3 mi

Top 47%
×1story
+44ft-51ft

Overall

28208

Females

8102

F60-64

8102

15K→20K

9.3 - 12.4 mi

Top 51%
×3story building
+67ft-40ft

Overall

30295

Females

9068

F60-64

9068

20K→Half

12.4 - 13.1 mi

Top 55%
×2story building
+8ft-27ft

Overall

32815

Females

10372

F60-64

10372

Half→25K

13.1 - 15.5 mi

Top 49%
×2story building
+50ft-63ft

Overall

29092

Females

8912

F60-64

8912

25K→30K

15.5 - 18.6 mi

Top 47%
×2story building
+69ft-46ft

Overall

27991

Females

8836

F60-64

8836

30K→35K

18.6 - 21.8 mi

Top 39%
×2story building
+87ft-88ft

Overall

23363

Females

7441

F60-64

7441

35K→40K

21.8 - 24.9 mi

Top 35%
×3story building
+58ft-75ft

Overall

20662

Females

6812

F60-64

6812

40K→Finish

24.9 - 26.2 mi

Top 35%
×1story
+14ft-18ft

Overall

21023

Females

7022

F60-64

7022

Passing Analysis

Category:
Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#27902
5K10K
497943+446
#27902 #27456
10K15K
679444-235
#27456 #27691
15K20K
1095253-842
#27691 #28533
20KHalf
33360-273
#28533 #28806
Half25K
380512+132
#28806 #28674
25K30K
364774+410
#28674 #28264
30K35K
781340+1262
#28264 #27002
35K40K
571290+1233
#27002 #25769
40KFinish
28423+395
#25769 #25374
TOTALS
35116039+2528
#27902 #25374

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