Alex Bird

Bib: 79000 F GB

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 59786
Top 24%
Gender (Female)
#0 / 26115
Top 14%
Division (F18-39)
#0 / 14744
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
8:26/mi
26:09
49125
10K· 6.21 mi
8:34/mi
52:43
5081
15K· 9.32 mi
8:44/mi
1:19:48
4451
20K· 12.43 mi
8:23/mi
1:45:48
6740
Half· 13.10 mi
8:29/mi
1:51:29
27
25K· 15.53 mi
8:19/mi
2:11:43
5063
30K· 18.64 mi
8:36/mi
2:38:26
6946
35K· 21.75 mi
8:43/mi
3:05:30
8788
40K· 24.85 mi
8:55/mi
3:33:11
5875
Finish· 26.22 mi
8:41/mi
3:45:01
1418
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
×14
613ft
Total descent

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
1:51:298:31 /mi⚡ faster
2nd Half
1:53:328:40 /mi+1.8%
Positive split — 1.8% 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
26:098:263.11 mi26:09
8:26
-
10K
52:438:303.10 mi26:34
8:34
+0:08
15K
1:19:488:343.11 mi27:05
8:44
+0:10
20K
1:45:488:313.11 mi26:00
8:23
-0:21
Half(13.10 mi)
1:51:298:310.67 mi5:41
8:29
+0:06
25K
2:11:438:292.43 mi20:14
8:19
-0:10
30K
2:38:268:303.11 mi26:43
8:36
+0:17
35K
3:05:308:323.11 mi27:04
8:43
+0:07
40K
3:33:118:353.10 mi27:41
8:55
+0:12
Finish(26.22 mi)
3:45:018:361.37 mi11:50
8:41
-0:14
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:19 /mi

Average Pace

8:35 /mi

Slowest Pace

8:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:50:15

76% of race

Time at Steady Pace

54:46

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:35 /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 mi18843477947791827446044604
10K3.10 mi18805+384811-324811-321891348624862
15K3.11 mi18591+2144744+674744+671827446044604
20K3.11 mi17972+6194540+2044540+2041663940954095
Half(13.10 mi)0.67 mi17821+1514494+464494+461546037543754
25K2.43 mi17130+6914289+2054289+2051420934103410
30K3.11 mi16355+7754101+1884101+1881401734763476
35K3.11 mi15362+9933884+2173884+2171231132083208
40K3.10 mi14768+5943830+543830+541287037463746
Finish(26.22 mi)1.37 mi14495+2733768+623768+621229836173617

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×10
+49ft-125ft

Overall

18274

Females

4604

F18-39

4604

5K→10K

3.1 - 6.2 mi

Top 32%
×4
+50ft-81ft

Overall

18913

Females

4862

F18-39

4862

10K→15K

6.2 - 9.3 mi

Top 31%
+44ft-51ft

Overall

18274

Females

4604

F18-39

4604

15K→20K

9.3 - 12.4 mi

Top 28%
×3
+67ft-40ft

Overall

16639

Females

4095

F18-39

4095

20K→Half

12.4 - 13.1 mi

Top 26%
×2
+8ft-27ft

Overall

15460

Females

3754

F18-39

3754

Half→25K

13.1 - 15.5 mi

Top 24%
×2
+50ft-63ft

Overall

14209

Females

3410

F18-39

3410

25K→30K

15.5 - 18.6 mi

Top 23%
×2
+69ft-46ft

Overall

14017

Females

3476

F18-39

3476

30K→35K

18.6 - 21.8 mi

Top 21%
×2
+87ft-88ft

Overall

12311

Females

3208

F18-39

3208

35K→40K

21.8 - 24.9 mi

Top 22%
×3
+58ft-75ft

Overall

12870

Females

3746

F18-39

3746

40K→Finish

24.9 - 26.2 mi

Top 21%
+14ft-18ft

Overall

12298

Females

3617

F18-39

3617

Passing Analysis

Category:
Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#18843
5K10K
449487+38
#18843 #18805
10K15K
215429+214
#18805 #18591
15K20K
44663+619
#18591 #17972
20KHalf
3154+151
#17972 #17821
Half25K
9700+691
#17821 #17130
25K30K
60835+775
#17130 #16355
30K35K
351028+993
#16355 #15362
35K40K
152746+594
#15362 #14768
40KFinish
54327+273
#14768 #14495
TOTALS
10215369+4348
#18843 #14495

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