Joanna Bolton

Bib: 3982 F GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 7%

Gender (Female)

#0 / 26115

Top 2%

Masters (Masters Women)

#0 / 11371

Top 1.0%

Division (F45-49)

#0 / 2995

Top 0.9%

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

7:01/mi

21:46

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:05/mi

43:44

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

7:07/mi

1:05:50

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

6:54/mi

1:27:15

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

7:04/mi

1:31:59

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:00/mi

1:49:01

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

7:06/mi

2:11:04

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

7:18/mi

2:33:43

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

7:24/mi

2:56:41

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

7:31/mi

3:06:55

↑ 14 ft↓ 18 ft

19 ft elev

Course Elevation

6–172 ft

≈

×14story building

•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half

1:31:597:02 /mi⚡ faster

2nd Half

1:34:567:15 /mi+3.2%

Positive split — 3.2% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	21:46	7:01	3.11 mi	21:46	7:01	-
10K	43:44	7:03	3.10 mi	21:58	7:05	+0:04
15K	1:05:50	7:04	3.11 mi	22:06	7:07	+0:02
20K	1:27:15	7:02	3.11 mi	21:25	6:54	-0:13
Half(13.10 mi)	1:31:59	7:02	0.67 mi	4:44	7:04	+0:10
25K	1:49:01	7:02	2.43 mi	17:02	7:00	-0:04
30K	2:11:04	7:02	3.11 mi	22:03	7:06	+0:06
35K	2:33:43	7:05	3.11 mi	22:39	7:18	+0:12
40K	2:56:41	7:07	3.10 mi	22:58	7:24	+0:06
Finish(26.22 mi)	3:06:55	7:09	1.37 mi	10:14	7:31	+0:07

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:54 /mi

Average Pace

7:08 /mi

Slowest Pace

7:31 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:11:04

70% of race

Time at Steady Pace

55:51

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:08 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Females	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	5936	688	688	5263	520	520
10K	3.10 mi	5883+53	664+24	664+24	5869	650	650
15K	3.11 mi	5648+235	608+56	608+56	5263	520	520
20K	3.11 mi	5409+239	557+51	557+51	4877	442	442
Half(13.10 mi)	0.67 mi	5362+47	548+9	548+9	4728	415	415
25K	2.43 mi	5184+178	521+27	521+27	4727	444	444
30K	3.11 mi	4922+262	481+40	481+40	4186	376	376
35K	3.11 mi	4656+266	464+17	464+17	4183	457	457
40K	3.10 mi	4403+253	457+7	457+7	4110	549	549
Finish(26.22 mi)	1.37 mi	4334+69	465-8	465-8	4866	832	832

832

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#5936
5K → 10K	121174+53	#5936 → #5883
10K → 15K	15250*+235	#5883 → #5648
15K → 20K	5244*+239	#5648 → #5409
20K → Half	653+47	#5409 → #5362
Half → 25K	15193+178	#5362 → #5184
25K → 30K	18280+262	#5184 → #4922
30K → 35K	39305*+266	#4922 → #4656
35K → 40K	35288*+253	#4656 → #4403
40K → Finish	32101+69	#4403 → #4334
TOTALS	2861888*+1602	#5936 → #4334

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 4 months ago

Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing