Andy Lai

Allen, TX

Bib: 3583 M 45

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 3420

Top 25%

Gender (Male)

#0 / 2358

Top 29%

Masters (Masters Men)

#0 / 785

Top 25%

Division (M45-49)

#0 / 217

Top 33%

Race Day Weather

57°/47°F

mist

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

472 ft elev

5K· 3.11 mi

8:43/mi

27:05

↑ 141 ft↓ 118 ft0.1% grade

491 ft elev

10K· 6.21 mi

9:01/mi

55:05

↑ 135 ft↓ 59 ft0.5% grade

565 ft elev

15K· 9.32 mi

8:37/mi

1:21:51

↑ 119 ft↓ 113 ft

573 ft elev

20K· 12.43 mi

8:46/mi

1:49:06

↑ 98 ft↓ 187 ft0.5% grade

481 ft elev

13.1M

9:10/mi

1:55:16

↓ 13 ft0.1% grade

475 ft elev

25K· 15.53 mi

9:07/mi

2:17:28

↑ 52 ft↓ 68 ft0.1% grade

459 ft elev

31K· 19.26 mi

8:14/mi

2:48:11

↑ 153 ft↓ 78 ft0.4% grade

541 ft elev

36K· 22.37 mi

10:20/mi

3:20:18

↑ 64 ft↓ 154 ft0.5% grade

457 ft elev

Finish· 26.22 mi

10:12/mi

3:59:33

↑ 79 ft↓ 112 ft0.2% grade

427 ft elev

Course Elevation

367–604 ft

≈

×20story building

•▲ 872 ft climb · ▼ 918 ft descent

The Course

Half Splits

1st Half· via 13.1M

1:55:168:48 /mi⚡ faster

2nd Half

2:04:179:28 /mi+7.8%

Positive split — 7.8% slower in the second half

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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:05	8:43	3.11 mi	27:05	8:43	-
10K	55:05	8:52	3.10 mi	28:00	9:01	+0:18
15K	1:21:51	8:47	3.11 mi	26:46	8:37	-0:24
20K	1:49:06	8:47	3.11 mi	27:15	8:46	+0:09
13.1M	1:55:16	8:48	0.67 mi	6:10	9:10	+0:24
25K	2:17:28	8:51	2.43 mi	22:12	9:07	-0:03
31K	2:48:11	8:44	3.73 mi	30:43	8:14	-0:53
36K	3:20:18	8:57	3.11 mi	32:07	10:20	+2:06
Finish(26.22 mi)	3:59:33	9:09	3.85 mi	39:15	10:12	-0:08

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:14 /mi

Average Pace

9:09 /mi

Slowest Pace

10:20 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

57:29

24% of race

Time at Steady Pace

1:50:42

46% of race

Time at Slower Pace

1:11:22

30% of race

Average Pace: 9:08 /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	Males	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	899	748	71	937	787	73
10K	3.10 mi	1019-120	848-100	79-8	1166	953	89
15K	3.11 mi	992+27	827+21	80-1	937	787	73
20K	3.11 mi	969+23	810+17	78+2	935	778	73
13.1M	0.67 mi	974-5	814-4	77+1	1102	901	88
25K	2.43 mi	928+46	774+40	75+2	816	684	66
31K	3.73 mi	856+72	711+63	69+6	764	629	61
36K	3.11 mi	800+56	660+51	65+4	675	539	55
Finish(26.22 mi)	3.85 mi	866-66	695-35	71-6	1023	752	72

M45-49

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#899
5K → 10K	13111-120	#899 → #1019
10K → 15K	1643+27	#1019 → #992
15K → 20K	1235+23	#992 → #969
20K → 13.1M	116-5	#969 → #974
13.1M → 25K	450+46	#974 → #928
25K → 31K	1082+72	#928 → #856
31K → 36K	1268+56	#856 → #800
36K → Finish	9125-66	#800 → #866
TOTALS	287320+33	#899 → #866

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 15 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Dallas White Rock Marathon

Race timed by

MyChipTime

Andy Lai

Race Timeline

The Course

Half Splits

Your race, unpacked

Checkpoint Splits

Checkpoints & Pacing

Pace Line

Segments

Heatmap

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→13.1M

13.1M→25K

25K→31K

31K→36K

36K→Finish