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LONDON MARATHON MASS 2026

Katrina Ballantyne

Bib: 1080 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 0.7%
Gender (Female)
#0 / 26115
Top 0.1%
Division (F18-39)
#0 / 14744
Top 0.1%
Race Day Weather
56°/46°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
131 ft elev
5K· 3.11 mi
5:39/mi
17:33
↑ 49↓ 1250.5%
54 ft elev
10K· 6.21 mi
5:38/mi
35:03
↑ 50↓ 810.2%
24 ft elev
15K· 9.32 mi
5:49/mi
53:07
↑ 44↓ 51
18 ft elev
20K· 12.43 mi
5:47/mi
1:11:02
↑ 67↓ 400.2%
45 ft elev
Half· 13.10 mi
5:58/mi
1:15:02
↓ 270.6%
25 ft elev
25K· 15.53 mi
5:54/mi
1:29:24
↑ 50↓ 630.1%
12 ft elev
30K· 18.64 mi
6:06/mi
1:48:19
↑ 69↓ 460.1%
35 ft elev
35K· 21.75 mi
6:08/mi
2:07:20
↑ 87↓ 88
34 ft elev
40K· 24.85 mi
6:11/mi
2:26:31
↑ 58↓ 750.1%
17 ft elev
Finish· 26.22 mi
6:37/mi
2:35:32
↑ 14↓ 18
19 ft elev
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
1:15:025:44 /mi⚡ faster
2nd Half
1:20:306:09 /mi+7.3%
Positive split — 7.3% 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
17:335:393.11 mi17:33
5:39
-
10K
35:035:393.10 mi17:30
5:38
-0:01
15K
53:075:423.11 mi18:04
5:49
+0:11
20K
1:11:025:433.11 mi17:55
5:47
-0:02
Half(13.10 mi)
1:15:025:440.67 mi4:00
5:58
+0:11
25K
1:29:245:462.43 mi14:22
5:54
-0:04
30K
1:48:195:493.11 mi18:55
6:06
+0:12
35K
2:07:205:523.11 mi19:01
6:08
+0:02
40K
2:26:315:543.10 mi19:11
6:11
+0:03
Finish(26.22 mi)
2:35:325:571.37 mi9:01
6:37
+0:26
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:38 /mi

Average Pace

5:56 /mi

Slowest Pace

6:37 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:26:31

94% of race

Time at Steady Pace

9:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:56 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3086635288
10K3.10 mi277+316625466
15K3.11 mi290-136635288
20K3.11 mi334-446643488
Half(13.10 mi)0.67 mi340-65+15+15101010
25K2.43 mi363-23555021313
30K3.11 mi388-256-16-16041515
35K3.11 mi383+5665501616
40K3.10 mi379+45+15+15672626
Finish(26.22 mi)1.37 mi411-327-27-21562116116

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.6%
×10story building
+49ft-125ft

Overall

352

Females

8

F18-39

8

5K→10K

3.1 - 6.2 mi

Top 0.4%
×4story building
+50ft-81ft

Overall

254

Females

6

F18-39

6

10K→15K

6.2 - 9.3 mi

Top 0.6%
×1story
+44ft-51ft

Overall

352

Females

8

F18-39

8

15K→20K

9.3 - 12.4 mi

Top 0.7%
×3story building
+67ft-40ft

Overall

434

Females

8

F18-39

8

20K→Half

12.4 - 13.1 mi

Top 0.9%
×2story building
+8ft-27ft

Overall

510

Females

10

F18-39

10

Half→25K

13.1 - 15.5 mi

Top 0.8%
×2story building
+50ft-63ft

Overall

502

Females

13

F18-39

13

25K→30K

15.5 - 18.6 mi

Top 1%
×2story building
+69ft-46ft

Overall

604

Females

15

F18-39

15

30K→35K

18.6 - 21.8 mi

Top 0.9%
×2story building
+87ft-88ft

Overall

550

Females

16

F18-39

16

35K→40K

21.8 - 24.9 mi

Top 0.9%
×3story building
+58ft-75ft

Overall

567

Females

26

F18-39

26

40K→Finish

24.9 - 26.2 mi

Top 3%
×1story
+14ft-18ft

Overall

1562

Females

116

F18-39

116

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#308
5K → 10K
637+31
#308 → #277
10K → 15K
218-13
#277 → #290
15K → 20K
506-44
#290 → #334
20K → Half
71-6
#334 → #340
Half → 25K
307-23
#340 → #363
25K → 30K
3611-25
#363 → #388
30K → 35K
1520+5
#388 → #383
35K → 40K
1418+4
#383 → #379
40K → Finish
353-32
#379 → #411
TOTALS
214111-103
#308 → #411

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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