30 Minute Binary

Description:	Memorise binary digits.
Memorisation:	30 minutes
Recall:	1 hour

Rank	Competitor	Score	Championship
1	Ben Pridmore	4140 digits	WMC 2007
2	Dr. Gunther Karsten	3570 digits	WMC 2005
3	Johannes Mallow	3485 digits	WMC 2009
4	Cornelia Beddies	2940 digits	German 2009
5	Dr. Yip Swe Chooi	2865 digits	WMC 2008
6	Joachim Thaler	2832 digits	WMC 2006
7	Wang Feng	2790 digits	WMC 2009
8	Yu Zhang	2745 digits	WMC 1999
9	Astrid Plessl	2715 digits	WMC 2004
9	Jan Formann	2715 digits	WMC 2003
11	Andi Bell	2643 digits	WMC 2002
12	Simon Reinhard	2490 digits	WMC 2009
13	Yuan Wenkui	2481 digits	WMC 2009
14	Guo Chuanwei	2445 digits	WMC 2008
15	Su Ruiqiao	2436 digits	WMC 2008
16	Dennis Müller	2421 digits	German 2009
17	Christian Schäfer	2418 digits	WMC 2009
18	Clemens Mayer	2385 digits	WMC 2006
18	Dominic O'Brien	2385 digits	WMC 1997
20	Edward Cooke	2265 digits	WMC 2007
21	Katharina Bunk	2145 digits	WMC 2005
21	Liu Ping	2145 digits	WMC 2008
23	Christina Braunger	2055 digits	WMC 2003
24	Alisa Kellner	2007 digits	German 2007
25	Boris Konrad	1920 digits	German 2008
26	Lukas Amsüss	1905 digits	WMC 2007
27	Sebastian Bunk	1815 digits	WMC 2005
28	Shi Junheng	1725 digits	WMC 2009
29	James Ponder	1680 digits	WMC 2008
30	Ameel Hoque	1665 digits	WMC 2009
30	Dr. Michaela Karsten	1665 digits	WMC 2002
32	Fabian Saal	1653 digits	German 2009
33	Christiane Stenger	1635 digits	WMC 2003
33	Robert Carder	1635 digits	WMC 2001
35	Ola Kåre Risa	1620 digits	WMC 2009
36	Che Weijian	1605 digits	Chinese 2005
37	Zhu Shao Min	1581 digits	WMC 2009
38	Gaby Kappus	1578 digits	German 2008
39	Guo Yufeng	1575 digits	Chinese 2005
40	Steffen Bütow	1573 digits	WMC 2004
41	Zhuang Haizan	1563 digits	WMC 2007
42	Coral Parmar	1485 digits	WMC 1999
42	Dorothea Seitz	1485 digits	WMC 2009
44	Corinna Draschl	1470 digits	WMC 2005
44	Lara Hick	1470 digits	WMC 2005
46	Li Shucheng	1440 digits	Chinese 2005
47	Chan Tian How	1425 digits	MSO 2001
48	Guo Xiaozhou	1410 digits	WMC 2009
49	Tang Shisheng	1395 digits	Chinese 2005
50	Yuan Ooi Shyong	1389 digits	WMC 2001
51	Fanny Boediman	1380 digits	MSO 2003
52	Leung Ka Chun	1350 digits	WMC 2007
52	Yip Siow Hong	1350 digits	WMC 2007
54	Huang Hai Hua	1320 digits	WMC 2008
55	David Thomas	1290 digits	WMC 1997
55	Franz-Josef Schumeckers	1290 digits	WMC 2006
57	Maurice Stoll	1278 digits	WMC 2004
58	Titiani Loren	1275 digits	MSO 2003
59	Lee Tai Yiu	1230 digits	WMC 2007
60	Jürgen Petersen	1206 digits	WMC 2009
61	Giselher Mandl	1200 digits	German 2004
61	Nishant Kasibhatla	1200 digits	WMC 2003
61	Simon Orton	1200 digits	WMC 2005
64	Jonathan Hancock	1170 digits	WMC 1995
64	Poh Yien Mar	1170 digits	WMC 2000
66	Chen Yu Juan	1140 digits	WMC 2007
66	Christof Beierle	1140 digits	WMC 2006
68	Daniel Corney	1125 digits	WMC 2000
68	David Becker	1125 digits	WMC 2002
70	John Louis	1116 digits	WMC 2003
71	Simone Nicklas	1101 digits	WMC 2009
72	Zhang Shiyu	1096 digits	WMC 2009
73	Song Xiatong	1080 digits	WMC 2009
74	Wu Tiansheng	1065 digits	WMC 2007
75	Carsten Diete	1056 digits	WMC 2009
76	Bernhard Roeschel	1050 digits	WMC 2003
76	Marlo Galinski	1050 digits	German 2003
76	Shen Ming	1050 digits	Chinese 2005
76	Stephanie Bünter	1050 digits	WMC 2008
80	Taras Bulyga	1035 digits	WMC 2009
81	Oddbjørn By	1020 digits	WMC 2005
81	Roman Rydzikowski	1020 digits	German 2005
81	Trevor Nell	1020 digits	WMC 2005
84	Idriz Zogaj	1011 digits	WMC 2009
85	Chen Jian Ting	1005 digits	WMC 2009
85	Daren Denholm	1005 digits	WMC 2009
87	Florian Dellé	990 digits	German 2009
88	Cheung Chor Kwan	966 digits	WMC 2009
88	Michael Tipper	966 digits	WMC 1998
90	Mee Keng Lim	960 digits	WMC 2000
91	Wan Jiun Wong	954 digits	WMC 2000
92	Lin Meng Kui	936 digits	WMC 2008
93	Patrick Colgan	930 digits	WMC 1995
94	Rick de Jong	909 digits	WMC 2009
95	Mark Channon	905 digits	WMC 1995
96	Huang Jindong	900 digits	WMC 2007
96	Thomas Teutsch	900 digits	German 2005
98	Dr. Luise Sommer	888 digits	WMC 2004
99	Cua Tsz Leung	885 digits	WMC 2006
99	James Paterson	885 digits	WMC 2006
101	Kevin Horsley	870 digits	WMC 1999
102	Dong Jianfeng	864 digits	Chinese 2005
103	Loredana Feuchter	855 digits	German 2003
103	Ou Yang Xue Yan	855 digits	WMC 2008
105	Katrin Buhr	840 digits	German 2004
106	Daniel Andersson	837 digits	WMC 2009
107	Heidi Pringault	825 digits	WMC 2009
107	Mattias Ribbing	825 digits	WMC 2009
109	Dr. Ferdinand Krause	810 digits	WMC 2009
109	Mike Smauley	810 digits	German 2005
111	Stephen Clarke	804 digits	WMC 1999
112	Joshua Foer	795 digits	WMC 2006
112	Torgeir Farsund Thorrud	795 digits	WMC 2005
114	Melik Duyar	780 digits	WMC 1999
114	Wong Chun Hung	780 digits	WMC 2006
114	Zhang Jie	780 digits	WMC 2003
117	Yudi Lesmana	765 digits	WMC 2003
118	Isabell Jaki	762 digits	WMC 2009
118	Miki Lee	762 digits	WMC 2006
120	Chen Jiao	750 digits	Chinese 2005
120	David Billington	750 digits	WMC 2009
120	Philip Bond	750 digits	WMC 1994
120	Sue Whiting	750 digits	WMC 1996
120	Yang Xiangrong	750 digits	Chinese 2005
120	Zhang Yan	750 digits	Chinese 2005
126	Chris Forde	744 digits	WMC 2001
127	Christopher Beeg	741 digits	WMC 2009
128	Katja Turecek	735 digits	WMC 2001
128	Mohd. Helmi Zainuddin	735 digits	WMC 2003
130	Neville Grimshaw	726 digits	WMC 1999
131	Bilal Arshad	720 digits	WMC 2009
131	F. Metta Amelya L.	720 digits	WMC 2003
131	Jan Harms	720 digits	German 2003
131	Mao Hua Wang	720 digits	WMC 2003
131	Mia Körkemeyer	720 digits	WMC 2008
131	Wiwik Setyowati	720 digits	WMC 2003
131	Yie Wei Tan	720 digits	WMC 2000
138	Michael Gloschewski	709 digits	German 2009
139	Daniela Collado Diaz Infante	705 digits	WMC 2006
140	Adel Anwar	690 digits	WMC 1999
140	Demetris Pillas	690 digits	WMC 2001
140	Dr. Conor Muldoon	690 digits	WMC 2009
140	Long Yi Wei	690 digits	WMC 2008
140	Prapti Hartiningsih	690 digits	WMC 2003
140	Tom Groves	690 digits	WMC 1996
146	Ivy Chong See Mun	675 digits	WMC 2003
146	Marlina Chrischahyani	675 digits	WMC 2003
148	Wu Ziyu	660 digits	WMC 2009
148	Zhang Xi Fan	660 digits	WMC 2008
150	Tansel Ali	654 digits	WMC 2003
151	Nischal Narayanam	648 digits	WMC 2007
152	Christian Schmitt	647 digits	German 2004
153	Boris Carlsson	645 digits	WMC 2009
153	Florian Kreutz	645 digits	German 2008
155	Gerhard Görlitz	639 digits	German 2004
156	David Seidel	630 digits	WMC 1998
156	Li Yiming	630 digits	WMC 2009
156	Nur Izzati	630 digits	WMC 2003
156	Ronnie White	630 digits	WMC 2009
156	Zheng Caiqian	630 digits	WMC 2008
161	Andreas Richter	624 digits	German 2003
162	Zhao Fang	621 digits	Chinese 2005
163	Shen Bolun	615 digits	Chinese 2005
164	Martina Mayer-Lauingen	612 digits	German 2004
165	Palvinderjit Dhesi	600 digits	WMC 2006
165	Wu Liang	600 digits	Chinese 2005
167	Harald Lämmermeyer	588 digits	WMC 2000
168	Graham Old	585 digits	WMC 2000
168	Ma Jiu	585 digits	WMC 2008
168	Sarah Hödtke	585 digits	WMC 2005
168	Xue Ying Yeo	585 digits	WMC 2004
172	Dr. Kranthi Raj	573 digits	WMC 2009
173	Malte Hübner	571 digits	WMC 1999
174	Pierre Berbinau	570 digits	MSO 2003
175	Stephan Jaki	558 digits	WMC 2009
176	Dagfinn Hammar	555 digits	WMC 2009
176	James Lee	555 digits	WMC 1994
176	Tim Gehrken	555 digits	WMC 2006
179	Scott Hagwood	552 digits	WMC 2001
180	Shi Wenfeng	540 digits	WMC 2009
181	Klaus Kolb	522 digits	WMC 1996
182	Konstantin Skudler	513 digits	WMC 2008
183	Lucía Schmid	510 digits	WMC 2009
183	Michelle Low	510 digits	WMC 2004
185	Yang Wanli	504 digits	WMC 2009
186	Lee Siu Kiu	495 digits	WMC 2007
186	Li Kam Fung	495 digits	WMC 2006
186	Xie Yun	495 digits	Chinese 2005
189	Chin Chen Ming	480 digits	WMC 2009
189	Metin Hassan	480 digits	WMC 2003
191	Wang Jingyang	468 digits	Chinese 2005
191	Yang Jian	468 digits	Chinese 2005
193	Aashish Rao Ayachit	450 digits	WMC 2009
193	Bijal Trivedi	450 digits	MSO 2001
193	Mohd. Zulhelmi	450 digits	WMC 2003
193	Stephan Gruber	450 digits	German 1998
197	Lan Jian	435 digits	WMC 2008
197	Nor Liza	435 digits	WMC 2003
199	Charles Garavan	423 digits	MSO 2003
200	Karsten Gudat	420 digits	German 2004
200	Leong Hoo Tan	420 digits	WMC 2009
200	Prof. Wolfram Stanek	420 digits	WMC 1997
200	Sebastian Keller	420 digits	WMC 1999
204	Manuela Meurer	408 digits	WMC 1998
205	Denis Berger	405 digits	WMC 1997
205	Kong Honghua	405 digits	Chinese 2005
207	Ian Docherty	393 digits	WMC 1994
207	Syed Faizal	393 digits	WMC 2003
209	Helga Zehetmaier	390 digits	WMC 1997
209	Kenneth Wilshire	390 digits	WMC 1994
209	Liang Yue	390 digits	Chinese 2005
209	Wang En’lin	390 digits	Chinese 2005
213	Edward Rankin	378 digits	WMC 1995
214	Teck Hoe Lim	375 digits	WMC 2002
215	Chan Tan Ping	360 digits	WMC 2006
215	Chester Santos	360 digits	WMC 2008
215	Creighton Carvello	360 digits	WMC 1996
215	Sean Kelly	360 digits	WMC 1998
215	Thomas Greiner	360 digits	German 2004
215	Zhou Shuqing	360 digits	WMC 2008
221	Cheng Jun Lai	345 digits	WMC 2003
221	Kian How Hew	345 digits	WMC 2000
223	Nikita Orlov	330 digits	Derby 2008
223	Tan Guzhen	330 digits	Chinese 2005
223	Tatiana Cooley-Marquardt	330 digits	WMC 2000
223	Xiao Yaohua	330 digits	Chinese 2005
227	Zheng Zhi	321 digits	Chinese 2005
228	Mario Sühring	318 digits	German 2009
229	Jiang Jie	315 digits	Chinese 2005
230	Håkon By	312 digits	WMC 2009
231	James Longworth	294 digits	WMC 1994
232	Fang Cheng	285 digits	Chinese 2005
232	Mohamad Abiabhar	285 digits	WMC 2003
232	Ram Kolli	285 digits	WMC 2005
232	Wang Ting Chi	285 digits	WMC 2005
236	Laura Federspieler	270 digits	WMC 2009
236	Marion Mundi	270 digits	German 2004
236	Nurul Syahida	270 digits	WMC 2003
236	Sabine Michelfelder	270 digits	German 2007
236	Wang Ying	270 digits	Chinese 2005
236	Xu Hao	270 digits	WMC 2006
236	Zhang Liwei	270 digits	Chinese 2005
243	Edmund Kwok Wen Hui	255 digits	WMC 2003
243	Nurul Jamilah Joffri	255 digits	WMC 2003
245	Marlene Mariani	250 digits	WMC 1997
246	Li Xiaotang	240 digits	Chinese 2005
246	Lucia Marrala	240 digits	WMC 2009
246	Magdalena Kremer	240 digits	German 2007
246	Sau King Tong	240 digits	WMC 2006
246	Stefanie Pinnecke	240 digits	German 2003
246	Thomas Weidner	240 digits	WMC 1998
246	Zhang Qi Wen	240 digits	WMC 2008
253	Adithi Naidoo	225 digits	WMC 2007
253	Cheung Kam Fai	225 digits	WMC 2006
253	Kathiraven	225 digits	WMC 2003
256	Joseph Song	222 digits	WMC 1999
257	Almantas Šarakojis	210 digits	WMC 2009
257	Dörte Lebahn	210 digits	WMC 1997
257	Jean-Jacques Theil	210 digits	WMC 1997
257	Lai Chun Nan	210 digits	WMC 2005
257	Yan Niming	210 digits	Chinese 2005
262	Natacia Diot	198 digits	WMC 1994
263	Chris Lyons	195 digits	WMC 2006
263	Christina I. Tjahjadi	195 digits	WMC 2003
263	Christine Rechsteiner	195 digits	WMC 1997
263	Nurzulaiqah Zulklifi	195 digits	WMC 2003
267	Uli Ernst	192 digits	German 2003
268	Alberto Dell'Isola Rezende Medeiros	180 digits	WMC 2007
268	Carina Wetzlhütter	180 digits	WMC 2005
268	Christian Gjeraker	180 digits	WMC 2005
268	Clemens Neudecker	180 digits	German 2009
268	Jerome Ogrodzki	180 digits	WMC 2009
268	Li Jiaolei	180 digits	Chinese 2005
268	Liu Zhu’an	180 digits	Chinese 2005
268	Melanie Haas	180 digits	German 2007
268	Michaela Kohler	180 digits	WMC 2000
268	Shen Yiyuan	180 digits	Chinese 2005
278	Yaakov Shaul	168 digits	WMC 1999
279	Mykie Pidor	166 digits	WMC 2001
280	Barry Mapp	165 digits	WMC 1997
280	Li Hui	165 digits	Chinese 2005
282	Alastair Levy	162 digits	WMC 1993
283	Edison Hong	150 digits	WMC 2000
283	Luo Wenjing	150 digits	Chinese 2005
283	Qiu Chiying	150 digits	Chinese 2005
283	Uwe Mettlach	150 digits	German 2004
283	Zhang Dian Shuo	150 digits	WMC 2008
288	Guo Yuming	135 digits	Chinese 2005
288	Lars Franck	135 digits	German 2009
288	Zhang Zhihong	135 digits	Chinese 2005
291	Alexander Knaus	124 digits	German 2007
292	Andreas Ule	120 digits	German 2009
292	Frank Felderbaum	120 digits	WMC 1995
292	He Shan	120 digits	Chinese 2005
292	Lee Hoi Mei	120 digits	WMC 2007
292	Zhu Lijie	120 digits	Chinese 2005
297	Fu Kewei	105 digits	Chinese 2005
298	Bharat	90 digits	MSO 2001
298	Leung Chun Kit	90 digits	WMC 2006
298	Omar B Muhamed	90 digits	WMC 2003
301	Dai Griffiths	77 digits	WMC 2008
302	Domenica Tileva	75 digits	WMC 2005
303	Anneka Treon	60 digits	WMC 2000
303	Darren Smith	60 digits	WMC 2001
303	Katharina Doebler	60 digits	MSO 2001
303	Lihua Xirui	60 digits	WMC 2008
303	Nila Perangin Angin	60 digits	WMC 2003
303	Ryan Smith	60 digits	WMC 2009
309	Horst Lipps	30 digits	German 2003
309	James Kemp	30 digits	WMC 2006
309	Jing Yi	30 digits	Chinese 2005
309	Yu Qinglin	30 digits	Chinese 2005
313	Hoh Lee Peng	15 digits	WMC 2003

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