Bernie Siu

London, London

Bib: 41552 M 52

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 61036

Top 31%

Gender (Male)

#0 / 31978

Top 40%

Masters (Masters Men)

#0 / 14572

Top 35%

Division (M50-54)

#0 / 2905

Top 36%

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

8:56/mi

26:49

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

10:08/mi

27:54

→ flat

76 ft elev

9:23/mi

36:17

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

9:09/mi

45:26

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

9:01/mi

54:27

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

9:31/mi

56:29

→ flat0.6% grade

58 ft elev

9:07/mi

1:03:39

↓ 30 ft0.6% grade

33 ft elev

9:06/mi

1:12:45

↑ 30 ft0.4% grade

54 ft elev

9:03/mi

1:21:48

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

9:06/mi

1:24:43

↓ 13 ft0.8% grade

66 ft elev

10M

9:03/mi

1:30:52

↓ 36 ft0.9% grade

33 ft elev

11M

9:01/mi

1:39:53

↑ 43 ft0.7% grade

72 ft elev

12M

8:58/mi

1:48:51

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

9:00/mi

1:52:42

↑ 16 ft0.7% grade

54 ft elev

13M

9:04/mi

1:57:53

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

9:04/mi

1:58:53

→ flat0.5% grade

49 ft elev

14M

8:57/mi

2:06:51

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

9:09/mi

2:16:00

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

9:06/mi

2:20:52

↑ 68 ft2.4% grade

169 ft elev

16M

8:31/mi

2:24:50

↓ 45 ft1.7% grade

125 ft elev

17M

9:28/mi

2:34:18

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

9:13/mi

2:43:31

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

9:00/mi

2:49:17

→ flat

41 ft elev

19M

8:49/mi

2:52:27

→ flat0.2% grade

39 ft elev

20M

9:12/mi

3:01:39

↑ 43 ft0.7% grade

72 ft elev

21M

9:20/mi

3:10:59

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

9:07/mi

3:17:48

↑ 20 ft↓ 23 ft

52 ft elev

22M

9:23/mi

3:20:10

→ flat0.2% grade

51 ft elev

23M

9:02/mi

3:29:12

↓ 10 ft0.1% grade

46 ft elev

24M

9:23/mi

3:38:35

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

9:47/mi

3:46:57

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

9:45/mi

3:48:22

↑ 10 ft1.3% grade

111 ft elev

26M

9:28/mi

3:57:50

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

8:41/mi

3:59:44

↓ 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

1:58:539:04 /mi⚡ faster

2nd Half

2:00:519:13 /mi+1.7%

Positive split — 1.7% slower in the second half

AI Race Performance Report

Bernie'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.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
3M	26:49	8:56	3.00 mi	26:49	8:56	-
5K	27:54	8:59	0.11 mi	1:05	10:08	+1:12
4M	36:17	9:04	0.89 mi	8:23	9:23	-0:45
5M	45:26	9:05	1.00 mi	9:09	9:09	-0:14
6M	54:27	9:05	1.00 mi	9:01	9:01	-0:08
10K	56:29	9:05	0.21 mi	2:02	9:31	+0:30
7M	1:03:39	9:06	0.79 mi	7:10	9:07	-0:24
8M	1:12:45	9:06	1.00 mi	9:06	9:06	-0:01
9M	1:21:48	9:05	1.00 mi	9:03	9:03	-0:03
15K	1:24:43	9:05	0.32 mi	2:55	9:06	+0:03
10M	1:30:52	9:05	0.68 mi	6:09	9:03	-0:03
11M	1:39:53	9:05	1.00 mi	9:01	9:01	-0:02
12M	1:48:51	9:04	1.00 mi	8:58	8:58	-0:03
20K	1:52:42	9:04	0.43 mi	3:51	9:00	+0:02
13M	1:57:53	9:04	0.57 mi	5:11	9:04	+0:04
Half(13.11 mi)	1:58:53	9:04	0.11 mi	1:00	9:04	0:00
14M	2:06:51	9:04	0.89 mi	7:58	8:57	-0:07
15M	2:16:00	9:04	1.00 mi	9:09	9:09	+0:12
25K	2:20:52	9:04	0.53 mi	4:52	9:06	-0:03
16M	2:24:50	9:03	0.47 mi	3:58	8:31	-0:35
17M	2:34:18	9:05	1.00 mi	9:28	9:28	+0:57
18M	2:43:31	9:05	1.00 mi	9:13	9:13	-0:15
30K	2:49:17	9:05	0.64 mi	5:46	9:00	-0:13
19M	2:52:27	9:05	0.36 mi	3:10	8:49	-0:11
20M	3:01:39	9:05	1.00 mi	9:12	9:12	+0:23
21M	3:10:59	9:06	1.00 mi	9:20	9:20	+0:08
35K	3:17:48	9:06	0.75 mi	6:49	9:07	-0:13
22M	3:20:10	9:06	0.25 mi	2:22	9:23	+0:16
23M	3:29:12	9:06	1.00 mi	9:02	9:02	-0:21
24M	3:38:35	9:06	1.00 mi	9:23	9:23	+0:21
40K	3:46:57	9:08	0.85 mi	8:22	9:47	+0:24
25M	3:48:22	9:08	0.15 mi	1:25	9:45	-0:02
26M	3:57:50	9:09	1.00 mi	9:28	9:28	-0:17
Finish(26.22 mi)	3:59:44	9:09	0.22 mi	1:54	8:41	-0:47

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

8:31 /mi

Average Pace

9:09 /mi

Slowest Pace

10:08 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:07:46

78% of race

Time at Steady Pace

50:53

21% of race

Time at Slower Pace

1:05

0% of race

Average Pace: 9:09 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
3M	3.00 mi	21173	14939	1255	17233	12375	974
5K	0.11 mi	21737-564	15250-311	1282-27	37628	23001	1977
4M	0.89 mi	23584-1847	16288-1038	1359-77	30167	19863	1682
5M	1.00 mi	24483-899	16816-528	1401-42	28086	18772	1576
6M	1.00 mi	24457+26	16812+4	1394+7	24924	17035	1400
10K	0.21 mi	24708-251	16960-148	1408-14	29865	19725	1663
7M	0.79 mi	25281-573	17299-339	1436-28	28851	19265	1603
8M	1.00 mi	24977+304	17133+166	1422+14	23692	16457	1346
9M	1.00 mi	24652+325	16958+175	1406+16	22271	15657	1272
15K	0.32 mi	24644+8	16952+6	1402+4	25400	17320	1438
10M	0.68 mi	24529+115	16893+59	1398+4	23789	16355	1336
11M	1.00 mi	24082+447	16650+243	1381+17	20633	14585	1154
12M	1.00 mi	23692+390	16409+241	1352+29	20675	14634	1195
20K	0.43 mi	23572+120	16329+80	1343+9	20697	14569	1167
13M	0.57 mi	23194+378	16098+231	1324+19	17233	12375	974
Half(13.11 mi)	0.11 mi	23163+31	16090+8	1324	18982	13341	1050
14M	0.89 mi	22793+370	15867+223	1304+20	19317	13632	1096
15M	1.00 mi	22121+672	15452+415	1256+48	16734	12033	932
25K	0.53 mi	21643+478	15150+302	1228+28	13931	10242	792
16M	0.47 mi	21409+234	15006+144	1222+6	15053	10975	869
17M	1.00 mi	21528-119	15042-36	1233-11	23265	15582	1282
18M	1.00 mi	21451+77	14947+95	1222+11	20335	13837	1124
30K	0.64 mi	21080+371	14701+246	1209+13	16161	11312	904
19M	0.36 mi	20900+180	14579+122	1195+14	15684	10988	875
20M	1.00 mi	20310+590	14165+414	1162+33	15107	10508	818
21M	1.00 mi	19857+453	13827+338	1129+33	15428	10578	815
35K	0.75 mi	19519+338	13588+239	1111+18	14028	9645	754
22M	0.25 mi	19436+83	13528+60	1105+6	14970	10233	815
23M	1.00 mi	18984+452	13201+327	1067+38	12587	8717	681
24M	1.00 mi	18595+389	12940+261	1050+17	12617	8591	674
40K	0.85 mi	18679-84	12949-9	1044+6	19404	12043	974
25M	0.15 mi	18708-29	12955-6	1043+1	20815	13029	1041
26M	1.00 mi	18769-61	12939+16	1037+6	18725	11686	921
Finish(26.22 mi)	0.22 mi	18763+6	12931+8	1034+3	16686	10660	762

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 28%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

17233

Males

12375

No position changes recorded for this athlete.

More below

See the rest of Bernie's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

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

Enhanced athlete results built from publicly available data.

Race managed by

New York Road Runners