Brian Tsau

Pasadena, CA

Bib: 1413 M 29

0:00

0:00

/ mi

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Overall

#0 / 61036

Top 3%

Gender (Male)

#0 / 31978

Top 5%

Division (M25-29)

#0 / 5339

Top 6%

Race Day Weather

50°/40°F

clear sky

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 1 · 259 ft

Mile 2 · 64 ft

Start

0:00

Race begins

118 ft elev

6:36/mi

19:48

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

15:36/mi

21:28

→ flat

76 ft elev

6:33/mi

27:19

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

6:32/mi

33:51

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

6:35/mi

40:26

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

7:01/mi

41:56

→ flat0.6% grade

58 ft elev

6:32/mi

47:04

↓ 30 ft0.6% grade

33 ft elev

6:48/mi

53:52

↑ 30 ft0.4% grade

54 ft elev

6:46/mi

1:00:38

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

6:33/mi

1:02:44

↓ 13 ft0.8% grade

66 ft elev

10M

6:33/mi

1:07:11

↓ 36 ft0.9% grade

33 ft elev

11M

6:48/mi

1:13:59

↑ 43 ft0.7% grade

72 ft elev

12M

6:35/mi

1:20:34

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

6:52/mi

1:23:30

↑ 16 ft0.7% grade

54 ft elev

13M

6:38/mi

1:27:18

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

7:35/mi

1:28:08

→ flat0.5% grade

49 ft elev

14M

6:40/mi

1:34:04

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

7:04/mi

1:41:08

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

7:09/mi

1:44:57

↑ 68 ft2.4% grade

169 ft elev

16M

6:33/mi

1:48:00

↓ 45 ft1.7% grade

125 ft elev

17M

6:43/mi

1:54:43

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

6:44/mi

2:01:27

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

6:47/mi

2:05:48

→ flat

41 ft elev

19M

6:44/mi

2:08:13

→ flat0.2% grade

39 ft elev

20M

6:56/mi

2:15:09

↑ 43 ft0.7% grade

72 ft elev

21M

6:59/mi

2:22:08

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

6:50/mi

2:27:15

↑ 20 ft↓ 23 ft

52 ft elev

22M

7:08/mi

2:29:03

→ flat0.2% grade

51 ft elev

23M

7:02/mi

2:36:05

↓ 10 ft0.1% grade

46 ft elev

24M

7:17/mi

2:43:22

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

7:01/mi

2:49:22

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

7:00/mi

2:50:23

↑ 10 ft1.3% grade

111 ft elev

26M

7:26/mi

2:57:49

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

7:46/mi

2:59:31

↓ 10 ft0.9% grade

102 ft elev

Course Elevation

926ft

Total climb

232ft

Range

30 to 262 ft

943ft

Total descent

About the height of two Statues of Liberty

The Course

Half Splits

1st Half· via Half

1:28:086:43 /mi⚡ faster

2nd Half

1:31:236:58 /mi+3.7%

Positive split — 3.7% slower in the second half

AI Race Performance Report

Brian's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
3M	19:48	6:36	3.00 mi	19:48	6:36	-
5K	21:28	6:55	0.11 mi	1:40	15:36	+9:00
4M	27:19	6:50	0.89 mi	5:51	6:33	-9:03
5M	33:51	6:46	1.00 mi	6:32	6:32	-0:01
6M	40:26	6:44	1.00 mi	6:35	6:35	+0:03
10K	41:56	6:45	0.21 mi	1:30	7:01	+0:26
7M	47:04	6:43	0.79 mi	5:08	6:32	-0:29
8M	53:52	6:44	1.00 mi	6:48	6:48	+0:16
9M	1:00:38	6:44	1.00 mi	6:46	6:46	-0:02
15K	1:02:44	6:44	0.32 mi	2:06	6:33	-0:13
10M	1:07:11	6:43	0.68 mi	4:27	6:33	0:00
11M	1:13:59	6:44	1.00 mi	6:48	6:48	+0:15
12M	1:20:34	6:43	1.00 mi	6:35	6:35	-0:13
20K	1:23:30	6:43	0.43 mi	2:56	6:52	+0:17
13M	1:27:18	6:43	0.57 mi	3:48	6:38	-0:14
Half(13.11 mi)	1:28:08	6:43	0.11 mi	0:50	7:35	+0:57
14M	1:34:04	6:43	0.89 mi	5:56	6:40	-0:55
15M	1:41:08	6:45	1.00 mi	7:04	7:04	+0:24
25K	1:44:57	6:45	0.53 mi	3:49	7:09	+0:05
16M	1:48:00	6:45	0.47 mi	3:03	6:33	-0:36
17M	1:54:43	6:45	1.00 mi	6:43	6:43	+0:10
18M	2:01:27	6:45	1.00 mi	6:44	6:44	+0:01
30K	2:05:48	6:45	0.64 mi	4:21	6:47	+0:03
19M	2:08:13	6:45	0.36 mi	2:25	6:44	-0:03
20M	2:15:09	6:45	1.00 mi	6:56	6:56	+0:12
21M	2:22:08	6:46	1.00 mi	6:59	6:59	+0:03
35K	2:27:15	6:46	0.75 mi	5:07	6:50	-0:09
22M	2:29:03	6:46	0.25 mi	1:48	7:08	+0:18
23M	2:36:05	6:47	1.00 mi	7:02	7:02	-0:06
24M	2:43:22	6:48	1.00 mi	7:17	7:17	+0:15
40K	2:49:22	6:49	0.85 mi	6:00	7:01	-0:16
25M	2:50:23	6:49	0.15 mi	1:01	7:00	-0:01
26M	2:57:49	6:50	1.00 mi	7:26	7:26	+0:26
Finish(26.22 mi)	2:59:31	6:51	0.22 mi	1:42	7:46	+0:20

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:32 /mi

Average Pace

6:51 /mi

Slowest Pace

15:36 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:55:19

98% of race

Time at Slower Pace

4:12

2% of race

Average Pace: 6:51 /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	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
3M	3.00 mi	1393	1267	285	1425	1285	286
5K	0.11 mi	2577-1184	2291-1024	511-226	58376	30711	5210
4M	0.89 mi	2267+310	2027+264	446+65	1377	1254	279
5M	1.00 mi	2096+171	1876+151	411+35	1527	1386	306
6M	1.00 mi	1991+105	1789+87	392+19	1526	1382	300
10K	0.21 mi	2008-17	1800-11	393-1	2809	2489	536
7M	0.79 mi	1958+50	1756+44	386+7	1602	1448	323
8M	1.00 mi	1952+6	1752+4	386	2071	1857	410
9M	1.00 mi	1933+19	1741+11	384+2	1788	1612	360
15K	0.32 mi	1920+13	1733+8	377+7	1586	1436	314
10M	0.68 mi	1877+43	1693+40	372+5	1446	1313	298
11M	1.00 mi	1838+39	1658+35	367+5	1689	1526	352
12M	1.00 mi	1803+35	1633+25	362+5	1506	1364	310
20K	0.43 mi	1805-2	1635-2	364-2	2033	1834	398
13M	0.57 mi	1777+28	1609+26	354+10	1425	1285	286
Half(13.11 mi)	0.11 mi	1780-3	1612-3	355-1	5869	4470	943
14M	0.89 mi	1759+21	1592+20	352+3	1619	1464	318
15M	1.00 mi	1763-4	1598-6	351+1	1963	1775	402
25K	0.53 mi	1731+32	1571+27	344+7	1566	1419	326
16M	0.47 mi	1724+7	1565+6	345-1	1589	1426	311
17M	1.00 mi	1704+20	1549+16	342+3	1568	1412	315
18M	1.00 mi	1681+23	1527+22	337+5	1728	1555	325
30K	0.64 mi	1666+15	1516+11	334+3	1632	1472	312
19M	0.36 mi	1663+3	1511+5	332+2	1547	1392	297
20M	1.00 mi	1638+25	1487+24	326+6	1557	1403	294
21M	1.00 mi	1624+14	1472+15	320+6	1578	1416	296
35K	0.75 mi	1599+25	1450+22	319+1	1295	1161	241
22M	0.25 mi	1593+6	1444+6	316+3	1588	1415	296
23M	1.00 mi	1585+8	1435+9	312+4	1674	1485	310
24M	1.00 mi	1567+18	1418+17	303+9	1545	1357	284
40K	0.85 mi	1563+4	1410+8	303	1448	1263	267
25M	0.15 mi	1560+3	1407+3	302+1	1420	1242	262
26M	1.00 mi	1638-78	1469-62	310-8	2923	2355	487
Finish(26.22 mi)	0.22 mi	1675-37	1504-35	314-4	7631	5461	1211

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 2%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

1425

Males

1285

No position changes recorded for this athlete.

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