AGA GoR Ratings from 1994 to tournament 2015.09.20: Sydney Spring Go Tournament 2015 Division - Wednesday, November 11, 2015 Player Rank Rating #rated Total# last T.date T.Rk InitRk InitR min cR max cR rawcR 10-042 Ahn, Jun 1d 2104 20 2015.03.07 1d 1k 2076.8 2076.8 13-045 Ahn, Mark Myung Ho 4d 2401 66 2015.07.05 5d 3d 2375.8 2373.3 12-010 Alperin, Carlos 5k 1614 14 2015.02.07 4k 5k 1605.4 1586.1 12-037 An, James Sang Hun 14k 650 4 2012.06.16 14k 14k 700 622.3 14-049 An, Kijong 4d 2443 6 2014.12.07 4d 4d 2415.5 2415.5 12-036 An, Sandra Eunul 15k 610 5 2012.06.16 17k 17k 582.1 582.1 09-112 Bailey, Devon 3d 2299 157 2009.08.08 2d 1d 2271.6 2271.6 12-044 Beaussier, Francois 2k 1860 19 2015.08.16 2k 4k 1832.1 1832.1 09-035 Bell, Mark 3d 2262 158 2015.02.07 3d 2d 2268.2 2234.9 13-030 Blackwell, Des 1d 2084 16 2015.07.25 1k 1k 2056.1 2056.1 09-030 Blanch, Herman 11k 965 3 2009.04.18 12K 12K 937.8 937.8 14-043 Blumson, Ben 15k 608 2 2014.10.19 16k 16k 580.9 580.9 09-071 Bofinger, David 2d 2191 162 2014.12.07 2d 3d 2300 2163.5 14-024 Borkman, Maxim Lee 11k 1036 5 2014.06.08 10k 10k 1100 1008.2 12-011 Brake, Kevin 14k 688 3 2011.06.25 14k 14k 700 660.7 13-032 Briggs, Geoffrey 1k 1986 22 2014.06.08 2k 2k 1976.7 1958.8 09-113 Brockwell, Michael 3d 2268 51 2012.07.28 3d 1d 2275.8 2240.8 09-033 Brough, Mark 1d 2130 34 2009.03.28 1d 2k 2108.7 2102.5 10-057 Cai, Shuping 6d 2567 35 2013.12.07 7d 7d 2539.7 2539.7 09-164 Cao, Jinan 3d 2343 35 2015.07.05 3d 3d 2315.2 2315.2 09-129 Ceglinski, Jordan 5k 1607 5 2009.07.25 5k 5k 1600 1579.7 15-020 Cha, Sarah 17k 363 8 2015.08.16 17k 17k 416.2 335.2 14-044 Chan, Dominick 2k 1907 12 2015.09.01 1k 2k 1913.1 1879.1 13-013 Chan, Wai Man 1d 2136 12 2013.12.07 1d 1k 2108.2 2108.2 09-038 Chang, Wancun 2d 2164 15 2011.02.19 1d 1d 2141.2 2136.2 10-018 Chen, Aaron 2d 2209 59 2015.09.20 2d 1k 2181.3 2181.3 10-029 Chen, Anny 5k 1649 51 2015.09.20 5k 6k 1743.1 1621.6 13-054 Chen, Gongsu 5d 2544 11 2014.08.17 5d 5d 2516.1 2516.1 09-097 Chen, Jane 3k 1833 8 2009.06.06 3k 3k 1807.2 1805.1 10-025 Chen, John 3d 2255 97 2015.07.25 3d 3d 2323.1 2227.4 09-079 Chen, Kevin 6d 2602 33 2015.07.25 7d 6d 2574.7 2574.7 09-163 Chen, Nancy 1d 2143 23 2009.10.04 3d 2d 2205.8 2115.1 14-030 Chen, Ryan 19k 248 1 2014.08.17 18k 18k 300 220.9 13-018 Chen, Tim 2d 2233 33 2014.12.07 2d 3d 2300 2205.4 10-054 Chen, Tom Jian Xi 5d 2475 48 2015.09.01 5d 5d 2500 2447.5 14-028 Chen, Weijiang 5d 2534 30 2015.09.20 5d 6d 2523.1 2506.7 11-015 Chen, William 13k 775 5 2012.06.16 14k 15k 900 747.2 09-095 Chen, Xiao Chun 5d 2540 104 2010.11.27 6d 5d 2524.1 2512 13-055 Cheng, Zuo 3d 2344 78 2015.07.05 3d 1d 2316.5 2316.5 10-045 Cho, Dae Hyun 5d 2515 69 2015.09.20 5d 5d 2507.4 2487.4 09-107 Cho, David 2d 2159 19 2015.08.16 2d 1d 2131.3 2131.3 10-032 Cho, Duc 2d 2215 11 2010.11.27 3d 2d 2200 2187.6 14-020 Cho, James 1d 2054 15 2014.03.01 3k 1k 2026 2026 14-019 Choi, Chanyoun 2k 1937 16 2014.03.01 2k 2k 1909.2 1909.2 10-037 Choi, Cheolhwan 5d 2524 42 2015.09.20 6d 5D 2500 2496.6 09-122 Choi, Hae Taek 5d 2467 220 2014.03.01 6d 5d 2514.1 2439.6 09-143 Choi, Heejin 1d 2104 5 2009.08.08 1d 1d 2100 2076.6 09-108 Choi, Joseph Tae Jin 4d 2442 132 2015.09.20 5d 4d 2475 2414.7 09-146 Choi, Min Jun 17k 402 3 2009.08.08 18k 18k 675.4 374.6 09-103 Choi, Sun Woong 1d 2114 30 2012.03.18 2d 1d 2100 2086.5 09-138 Choi, Yohann 4d 2403 5 2009.08.08 4d 4d 2400 2375.8 14-052 Choi, Yun Seok 1d 2053 3 2014.12.07 1k 1k 2025.7 2025.7 09-031 Chown, James 1k 1979 36 2012.03.10 1d 2k 1986 1951.6 13-052 Chu, Stephen Ting Kwun 6k 1452 3 2013.12.07 6k 6k 1500 1424.8 14-045 Chung, Sungho 2d 2234 5 2014.05.03 2d 2d 2206.1 2206.1 12-012 Clarke, Edwin 1k 1995 43 2014.05.03 2k 2k 2111.5 1967.4 13-010 Collins, Nicholas 2k 1850 10 2014.07.26 2k 3k 1832.6 1822.2 09-039 Conlon, James 1d 2089 21 2006.01.21 1d 1d 2100 2061.6 12-013 Coorey, Daniel 2k 1891 6 2012.03.10 2k 2k 1900 1863.9 09-040 Crossman, Matthew 4d 2380 19 2014.12.07 4d 4d 2400 2352.9 12-023 Dai, Zhuo Jia 2d 2189 36 2015.06.07 1d 1k 2161.9 2161.6 14-010 Davies, Rhys 3d 2252 15 2015.09.01 1d 2d 2234 2224.2 09-032 Davis, Aguido Horatio 2k 1913 76 2015.09.01 2k 4k 1891.5 1885 14-041 Debarre, Thomas 5d 2539 5 2014.10.19 6d 6d 2511.6 2511.6 12-014 Dongjie, Jacob Wu 3d 2321 8 2015.09.01 3d 3d 2300.7 2293.1 12-039 Duong, Kelvin 2d 2247 52 2015.09.01 1d 2k 2219.6 2219.6 10-023 Evans, Carrie Anne 8k 1265 2 2010.08.15 9k 9k 1237.7 1237.7 10-017 Filan, Daniel 2d 2153 18 2013.08.11 1d 1k 2125.6 2125.6 10-022 Fischhof, Andrew 7k 1444 36 2015.09.01 6K 8k 1432.1 1416.5 15-010 Garner, Robin 3d 2299 122 2015.06.07 3d 3d 2305 2271.5 09-043 Gray, Amelia 1k 1993 35 2012.03.10 1k 2k 1972.3 1965.4 09-042 Gray, Andrew 5k 1588 9 2015.02.07 5k 5k 1600 1560.8 14-031 Guo, Cheng Zhi 2d 2222 5 2014.08.17 2d 2d 2200 2194.2 09-082 Guo, Jack Jie 5d 2536 46 2015.09.01 6d 5d 2508.9 2508.9 09-126 Guo, Yiming 6d 2656 290 2014.03.01 7d 8d 2669.2 2628.5 11-027 Guo, Zhenghao 5d 2489 28 2012.12.08 7d 6d 2500 2461.8 11-020 Ha, Daeoh 6k 1506 1 2011.06.11 6k 6k 1500 1478.2 13-047 Hagiwara, Bun 5d 2527 12 2013.12.07 7d 6d 2516.3 2499.9 10-038 Hahn, Sang Dae 5d 2539 102 2015.08.16 7d 6d 2535.6 2511.5 15-036 Han, Eogman 1d 2119 5 2015.08.16 1d 1d 2100 2091 12-046 Han, James Ningshin 5d 2521 6 2012.12.08 5d 5d 2500 2493.3 13-023 Han, Robert 10k 1080 16 2014.03.01 10k 10k 1100 1052.5 13-037 Han, Sang Jin 4d 2433 5 2013.08.11 4d 4d 2405 2405 09-069 Hanysz, Alexander 2d 2185 33 2009.10.04 3d 1k 2157.6 2157.6 09-044 Hardy, John 2d 2176 129 2013.03.09 3d 2d 2296.8 2148.7 10-051 Harley, Adam 3k 1789 11 2009.04.18 2K+ 3k 1800 1761.1 09-151 He, David Wei 6d 2651 185 2015.08.16 7d 5d 2642.4 2623.6 09-085 He, Jiang Hong 6d 2550 24 2015.07.05 7d 7d 2535 2522.1 09-088 He, Kai Guang 1d 2135 6 2009.06.06 1d 1d 2107.8 2107.8 09-045 Hexel, Peter 13k 799 13 2015.02.07 13k 14k 856.9 771.2 09-046 Hexel, Rene 2d 2190 50 2014.03.08 2d 2d 2225.3 2162.1 09-132 Ho, Wing Kai 1d 2126 2 2009.07.25 1d 1d 2100 2098.7 13-051 Hodges, David 7k 1395 5 2014.06.08 7k 7k 1400 1367.6 11-018 Hong, Casper 13k 769 5 2011.06.11 15k 15k 741.6 741.6 11-019 Hong, Gabrielle 13k 847 4 2011.06.11 13k 13k 819.8 819.8 11-017 Hong, Yvonne 17k 356 3 2012.03.18 17k 17k 678.3 328 14-064 Hu, Lexie 4d 2408 12 2015.07.05 5d 4d 2400 2380 10-012 Huang, David Xiao 6d 2584 102 2015.07.05 7d 6d 2587.1 2556.1 09-047 Huang, Fred 3d 2314 62 2013.03.09 3d 2d 2307.1 2286.6 09-092 Huang, Tong 6d 2580 83 2012.06.16 6d 5d 2552.8 2552.8 11-022 Huang, Walter Shi 3d 2305 3 2011.06.12 3d 3d 2300 2277 09-098 Hubert, Benoit Olivier Robert 1k 2033 4 2009.06.06 1k 1k 2005.8 2005.8 09-048 Hulme, Fumiko 6k 1542 6 2012.03.10 9k 7k 1514.2 1514.2 11-021 Hwang, En-Byel 16k 450 3 2011.06.11 16k 16k 500 422.9 14-039 Hwang, Sejong 5d 2533 6 2014.12.07 7d 7d 2505 2505 13-027 Hwang, Soon Ho 1d 2113 4 2013.07.07 1d 1d 2100 2085.7 13-029 Ishigaki, Shoko 11k 963 2 2015.09.01 12k 12k 935 935 09-099 Jay, Barry 3d 2346 97 2015.09.20 4d 3d 2335.9 2318.5 12-024 Jeon, Min Soo 2d 2190 5 2011.08.20 2d 2d 2200 2162.1 13-040 Jeong, Byeong Sik 1d 2134 5 2013.08.11 1d 1d 2106.3 2106.3 14-037 Jeong, Cheol Sik 1d 2132 5 2014.08.17 1d 1d 2104.1 2104.1 09-166 Jeong, Daniel Yunkee 3d 2317 4 2009.10.04 3d 3d 2300 2289 12-026 Jeong, Eumin 12k 869 11 2012.03.18 15k 13k 841.5 841.5 09-165 Jeong, Woon Moon 6d 2556 18 2010.08.14 6d 5d 2528.2 2528.2 09-147 Jho, Song Yong 4d 2364 5 2009.08.08 3d 3d 2336.6 2336.6 09-083 Jiang, Carl 4d 2432 191 2010.11.27 5d 5d 2501.7 2404 09-049 Jiang, Kevin 5d 2490 77 2015.02.07 7d 5d 2502.9 2462.8 15-017 Jin, Cary 5d 2515 6 2015.07.05 5d 5d 2500 2487.5 09-109 Jin, Yangil 3d 2282 96 2014.12.07 4d 5d 2504.6 2254 13-025 Jin, Yuhan 2d 2247 5 2013.07.07 2d 2d 2219.5 2219.5 09-153 Jo, Jaehak 15k 619 2 2009.08.08 15k 15k 600 591.7 09-128 Johnston, Peter 1d 2056 25 2012.07.28 1k 1k 2039.6 2028.6 09-160 Jones, Kyle 5d 2528 65 2013.12.07 5d 5d 2526.6 2500.9 14-015 Jung, Chang Kee 1k 1995 5 2014.03.01 1k 1k 2000 1967.3 15-034 Jung, Dongki 5d 2450 5 2015.08.16 4d 4d 2422.3 2422.3 15-012 Jung, Hwang Jin 4d 2419 2 2015.03.07 4d 4d 2400 2391.5 14-013 Jung, Jin Yeon 2d 2182 75 2015.08.16 1d 3d 2300 2154.6 09-136 Jung, June 3k 1828 2 2009.08.08 3k 3k 1800.6 1800.6 15-030 Jung, Taesung 16k 523 3 2015.09.20 16k 16k 500 495.9 -4.1 500 -4.1 09-075 Kaaden, James 2k 1885 6 2009.04.18 2K 2K 1900 1857 10-043 Kang, Bongku 9k 1242 3 2010.08.15 9k 9k 1214.3 1214.3 10-060 Kang, Hae Soo 1k 2029 8 2012.06.17 1d 1k 2307.4 2001.6 09-145 Kang, Injune 5d 2531 3 2009.08.08 5d 5d 2503.5 2503.5 12-043 Kang, Richard 5d 2504 6 2012.07.28 6d 6d 2500 2476.9 09-144 Kim, Alexander 2d 2225 5 2009.08.08 2d 2d 2200 2197.8 14-016 Kim, Davis 3d 2325 5 2014.03.01 3d 3d 2300 2297.2 09-101 Kim, Duncan 12k 888 5 2008.08.23 12k 12k 900 860.7 12-038 Kim, Eunkuk 5d 2472 28 2015.01.29 7d 7D 2512.2 2444.3 10-030 Kim, Gilbert 3d 2347 5 2010.08.14 3d 3d 2319 2319 15-011 Kim, Hwa Soo 5d 2519 5 2015.03.07 5d 5d 2500 2491.8 12-042 Kim, Hyun 7k 1385 4 2012.06.16 7k 7k 1400 1357 14-036 Kim, Hyun Seok 1d 2133 5 2014.08.17 1d 1d 2105.4 2105.4 14-018 Kim, James 1d 2134 5 2014.03.01 1d 1d 2106.6 2106.6 09-110 Kim, Jung Man 5d 2517 16 2009.08.08 4d 5d 2500 2489.7 09-139 Kim, Myung Hoon 4d 2352 46 2015.08.16 3d 3d 2346.6 2324.3 12-029 Kim, Nathan Tae Hwan 7k 1358 2 2012.03.18 8k 8k 1330.2 1330.2 13-034 Kim, Sam 12k 919 8 2015.09.20 10k 11k 1133.4 891.1 -73.1 884.2 6.9 10-047 Kim, Simon Wiesoo 5d 2452 18 2012.03.10 4d 4d 2426.7 2424.5 09-152 Kim, Taeyoon 13k 804 12 2012.11.11 12k 11k 1000 776.8 12-028 Kim, Yu Won 4k 1665 29 2015.08.16 5k 4k 1904.3 1637.3 14-054 Kim, Yun Hwan 1d 2085 6 2014.12.07 1d 1d 2100 2057.4 14-053 Kim, Yun Soo 3d 2337 6 2014.12.07 3d 3d 2309.6 2309.6 09-068 Kuo, Cecil 2d 2224 72 2012.04.28 2d 3d 2331.7 2196.2 13-038 Kwon, Kiwoong 2d 2245 25 2015.08.16 2d 3d 2300 2217.5 10-039 Kwon, Oh Ryoon 2k 1877 10 2010.08.15 1k 3k 1849.3 1849.3 15-019 Kwon, Sun 15k 623 2 2015.06.07 15k 15k 600 595.1 15-016 Lacy, Thomas 1k 2024 5 2015.06.07 1k 1k 2000 1996.8 09-117 Latey, Max 2k 1936 19 2011.06.12 1d 2k 1932.2 1908.8 10-034 Law, Mark 2d 2203 16 2012.11.11 1d 1d 2175.9 2175.9 10-044 Law, Vincent 14k 728 4 2011.06.11 13k 13k 1200 700 11-013 Lazarevski, Dimitar 4d 2385 17 2011.08.20 5d 3d 2357.6 2357.6 09-130 Leckie, Alexander Malcolm 7k 1448 2 2009.07.25 7k 7k 1420.2 1420.2 09-050 Lee (Qld), Justin 7k 1359 10 2015.02.07 8k 8k 1331.8 1331.8 09-118 Lee (SKBA), Justin 7k 1426 5 2010.08.15 7k 7k 1400 1398.7 13-024 Lee, Brian 12k 893 4 2015.03.07 12k 12k 900 865.3 14-038 Lee, Dennis 1d 2129 5 2014.08.17 1d 1d 2101.8 2101.8 10-014 Lee, Eugene 5d 2498 112 2015.09.20 5d 5d 2506.2 2470.5 11-014 Lee, Hong Wing 5d 2508 52 2012.03.18 5d 6d 2500 2480.4 09-104 Lee, Jae Jong 1d 2137 16 2008.08.23 1d 1d 2117.1 2109.2 12-027 Lee, Jayden 14k 674 8 2014.03.01 13k 13k 827.9 646.9 13-035 Lee, Joseph 15k 621 2 2015.03.07 15k 15k 600 593.5 09-134 Lee, Jung Ung 3d 2324 9 2014.03.01 4d 3d 2311.8 2296.2 10-046 Lee, Kang Hyun 2k 1902 10 2010.08.15 2k 2k 1906.8 1874.6 10-063 Lee, Moon 1k 2014 4 2010.11.27 1k 1k 2000 1986.4 10-041 Lee, Seung Woo 2k 1925 4 2010.08.15 2k 2k 1900 1897.9 09-137 Lee, Su Ho 10k 1092 3 2009.08.08 10k 10k 1100 1064.9 09-106 Lee, Won Joong 4d 2365 81 2015.08.16 4d 4d 2420.9 2337.9 13-011 Leer, Damien 11k 1046 3 2013.03.31 10k 10k 1100 1018.9 14-048 Lei, Xin 5d 2498 23 2015.09.01 3d 5d 2500 2470 09-002 Leveritt, Bill 4k 1744 62 2014.05.03 4k 3k 1892.6 1716.6 09-066 Lewis, Andrew 1k 2047 89 2013.11.24 1d 1d 2100 2019.3 09-125 Lewis, Benjamin 2d 2229 9 2010.07.24 2d 2d 2204.4 2201.1 09-167 Li, Daniel Yong Heng 1d 2064 12 2015.07.05 1d 1k 2036.6 2036.6 09-024 Li, Jian-Min 2d 2218 12 2009.04.18 2D 2d 2206.9 2190.4 10-058 Li, Simon Shui Hoi 15k 644 2 2014.06.08 15k 15k 616.3 616.3 14-026 Li, Zhiwei 5d 2536 5 2014.07.26 5d 5d 2508.9 2508.9 12-033 Lim, Koo Young 5d 2492 11 2013.05.25 5d 5d 2500 2464.8 12-022 Lim, Mi-Jin 5d 2525 16 2014.03.01 6d 7d 2502 2497.8 14-040 Lin, Ken 5d 2543 11 2014.12.07 6d 6d 2515.2 2515.2 09-020 Lin, Vincent Tzu-Yang 6k 1521 14 2011.06.25 5k 5k 1600 1493.2 09-041 Liu, David 2k 1888 19 2011.06.25 3k 2k 1938.8 1860.2 09-168 Liu, Dong Ming 6d 2653 172 2011.05.14 7d 7d 2625.1 2625.1 12-041 Liu, Huan 5d 2507 5 2012.06.16 5d 5d 2500 2479.4 13-022 Liu, Huazhen 12k 937 6 2015.09.01 12k 12k 1123.3 909.4 09-094 Liu, Rain Guyu 6d 2659 109 2015.07.05 7d 6d 2631.8 2631.8 13-042 Liu, Shilong 5d 2534 17 2015.07.05 6d 6d 2512.1 2506.8 09-051 Loiskandl, Helmut 3k 1830 13 2015.02.07 3k 3k 1905.2 1802.6 10-027 Luo, Rodger 3d 2271 63 2013.07.27 3d 3d 2321 2243.3 12-035 Lush, Rick 9k 1219 8 2006.09.30 10k 10k 1191.9 1191.9 09-052 Mackay-Dwyer, Jason Connor 3d 2271 68 2015.02.07 4d 1d 2248.5 2243.8 09-053 Mangrai, Warrakun 8k 1300 21 2013.11.24 8k 8k 1366.3 1272.5 09-054 McIntosh, Bruce 5k 1553 12 2009.03.28 5k 6k 1525 1525 11-011 McNamara, Gary John 2k 1915 5 2011.06.12 2k 2k 1900 1887.3 13-053 Meng, David 2d 2179 24 2015.07.05 2d 1d 2185.3 2151 09-029 Miki, Kazuya 3d 2265 117 2009.10.04 2D 3d 2324.4 2237.8 09-072 Mitchell, David 4d 2414 72 2015.09.20 5d 5d 2500 2386.1 09-096 Mo, Shelley Hai 2d 2178 55 2014.03.01 2d 3d 2312.4 2150.9 14-014 Mok, Young Woo 2d 2194 5 2014.03.01 2d 2d 2200 2166 14-047 Mukoyama, Shiori 3d 2306 5 2014.05.03 3d 3d 2300 2278.3 10-040 Na, Jeong Young 1k 1981 4 2010.08.15 2k 2k 1953.7 1953.7 10-010 Nagami, Yoshi 2d 2179 84 2015.07.05 1d 2d 2213.9 2151.3 09-056 Nakagawa, Sam 2d 2233 35 2014.10.26 3d 1k 2205.2 2205.2 09-074 Newman-Pache, Ravi 9k 1189 12 2015.09.01 10k 10k 1161.8 1161.8 09-073 Newman-Pache, Yanis 3d 2261 35 2015.09.01 3d 1d 2233.9 2233.9 09-076 Nguyen, Bao 1d 2061 7 2002.01.-- 1k 1k 2033.6 2033.6 09-100 Noh, Yoon Gook 4d 2389 103 2015.08.16 5d 4d 2415.1 2361.5 12-045 Oh, Chimin 6d 2605 34 2013.08.11 7d 7d 2577.8 2577.8 14-046 Oh, Kevin 3d 2250 22 2015.02.07 2d 2d 2254.3 2222.2 09-058 Oh, Tim Seijin 2d 2181 13 2012.03.10 2d 2d 2210.7 2153.1 15-021 Ohashi, Gen 16k 463 6 2015.08.16 16k 17k 576.7 435.7 09-011 Ormerod, David 4d 2411 69 2011.07.30 5d 3d 2383.7 2383.7 09-116 Oxenham, Tony 1d 2118 10 2015.09.01 1d 1d 2100 2090.1 09-060 Pache, Markus 4d 2428 91 2015.09.01 4d 3d 2400.6 2400.6 15-014 Park, Brian 17k 386 9 2015.09.20 15k 17k 500.5 358.5 -100 378.5 -37 14-017 Park, Chungyoun 4d 2354 5 2014.03.01 3d 3d 2326 2326 10-013 Park, Evan 5d 2451 6 2010.04.17 4d 4d 2423.5 2423.5 13-036 Park, Jae Ha 4d 2432 24 2015.08.16 4d 4d 2404.2 2404.2 10-033 Park, Jake Hyoung-il 2d 2247 10 2011.08.20 2d 2d 2219.4 2219.4 13-031 Park, John Seo Bin 17k 437 5 2013.08.11 18k 18k 409 409 14-012 Park, Kevin Noik 12k 928 7 2014.03.01 11k 11k 1000 900.3 09-169 Patin, Iannis 2k 1870 5 2009.10.04 3k 3k 1842.7 1842.7 10-020 Pearson, Ciaran 5d 2482 43 2015.06.07 5d 5d 2500 2454.9 10-021 Pini, Daniel 10k 1121 2 2010.06.12 10k 10k 1100 1093.1 09-150 Potter, Don 1d 2111 5 2011.08.20 1d 1d 2304.6 2083.3 10-026 Purcell, Tony 5d 2452 178 2014.04.20 5d 3d 2425.5 2424.1 15-022 Putra, Daniel 5d 2511 5 2015.01.29 5D 5D 2500 2483.9 09-140 Pyun, Hyo Sup 3k 1828 0 2009.08.08 3k 3k 1800 1800 10-053 Qian, Dillon 12k 869 23 2013.08.11 12k 12k 900 841.5 09-127 Qian, Jun 6d 2566 33 2013.08.11 7d 5d 2538.6 2538.6 09-080 Qian, William Wei 6d 2582 281 2015.03.07 6d 6d 2592.7 2554.2 10-035 Qian, Yelson 2d 2220 45 2013.08.11 3d 1d 2192 2192 13-057 Qin, Tim 4d 2374 29 2015.07.05 5d 3d 2346.5 2346.5 12-016 Qiu, Erli 3d 2273 65 2015.08.16 1d 3d 2300 2245.5 14-060 Renshaw, Tony 5k 1570 6 2014.06.08 6k 6k 1542.6 1542.6 09-061 Rhee, Chulho 5d 2486 48 2009.03.28 4d 5d 2501.1 2458.5 11-025 Richardson, Michael 2d 2225 57 2013.07.27 3d 1d 2197.6 2197.6 10-052 Riddy, Owen 2k 1949 8 2015.06.07 2k 2k 1924.1 1921.9 14-011 Rie, Jay Jaeryong 5d 2491 43 2015.09.20 6d 6d 2510.7 2463.4 12-040 Roser, Troy 6k 1539 3 2015.06.07 6k 6k 1511.8 1511.8 12-030 Ryu, Alex Jae Ryong 1k 2045 5 2012.03.18 1k 1k 2017.2 2017.2 13-050 Sang, Shen 5d 2511 6 2013.12.07 5d 5d 2500 2483.7 09-063 Schofield, David 7k 1431 41 2015.02.07 7k 9k 1475.2 1403.2 09-105 Seo, Hak Beom 4d 2435 30 2015.08.16 4d 4d 2407.5 2407.5 13-028 Seong, Kuk Kyeong 5d 2531 20 2014.08.17 5d 5d 2503.2 2503.2 13-021 Shao, Justin 2k 1930 17 2015.09.20 1k 2k 1936.1 1902.7 09-170 Shen, Di 5d 2458 6 2009.10.04 4d 4d 2430.8 2430.8 09-089 Shi, Sam Hao 2d 2220 26 2011.08.20 2d 2d 2332.1 2192.9 09-171 Shimada, Toshi 2d 2201 57 2011.05.14 1d 1d 2174.3 2173.6 09-119 Shin, Joan 13k 836 7 2009.08.08 12k 15k 808.8 808.8 09-121 Shin, Raphael Myung Gil 6d 2612 258 2015.09.20 7d 6d 2602.3 2584 13-033 Shin, Seong Wook 3k 1789 4 2013.08.11 3k 3k 1800 1761.3 09-120 Shin, Sol 7k 1417 5 2010.08.15 7k 7k 1400 1389.4 09-026 Shu, Mel 12k 884 9 2009.10.04 11K 12K 900 856.7 09-001 Smythe, Neville 2d 2237 397 2015.07.25 2d 3d 2362 2209.4 14-034 Sokolov, Andrey 2d 2189 34 2015.09.20 1d 2d 2235 2161.3 10-036 Son, Changup 1d 2081 9 2011.08.20 1d 1d 2100 2053.6 12-025 Song, Amy 4d 2350 84 2015.09.20 4d 1d 2322.2 2322.2 11-016 Song, Daniel 4d 2404 6 2011.06.11 4d 4d 2400 2376.6 09-141 Song, Kwansub 6d 2576 30 2014.08.17 7d 7d 2548.8 2548.8 12-017 Su, Kai Le 6d 2572 42 2015.02.07 6d 6d 2544.3 2544.3 13-056 Su, Michael 4d 2414 53 2013.12.07 7d 2d 2386.8 2386.8 09-028 Sun, Billy 6d 2594 136 2015.07.25 6d 5d 2571 2566.1 09-124 Sun, Chang 3d 2335 52 2015.07.05 3d 2d 2307.9 2307.9 09-062 Sun, Pei Qi 1d 2091 5 2009.03.28 1d 1d 2100 2063.2 10-031 Sutton, Gordon 3d 2292 84 2012.06.17 2d 1d 2264.7 2264.7 10-061 Tachihara, Xuanyu 5d 2522 6 2010.11.27 6d 6d 2500 2494.6 09-154 Tae, Sun Min 1d 2115 26 2015.03.07 1d 1d 2144.8 2087.5 09-090 Tang, Edwin Yat Hat 4d 2414 22 2012.11.11 5d 4d 2400 2386.3 12-018 Tang, Hongyi 3d 2306 6 2011.02.19 2d 2d 2278.8 2278.8 13-016 Tay, Mark Zhi En 1k 1954 3 2013.05.25 2k 2k 1926.2 1926.2 13-017 Tay, Taylor Zhi An 3k 1826 3 2013.05.25 3k 3k 1800 1798 09-067 Thomas, Dean 9k 1153 8 2012.03.10 9k 9k 1200 1125.2 10-019 Thomson, Michael 1k 1964 7 2011.06.12 1k 2k 1936.6 1936.6 09-064 Topor, Rodney 2k 1911 29 2014.05.03 2k 3k 1890.4 1883.9 09-162 Tran, Tridat 1d 2062 18 2010.04.17 1k 1K 2034.5 2034.5 09-157 Tran, Trithang 2d 2226 16 2015.09.01 1d 1D 2198.9 2198.9 14-050 Tu, Yu Chen 5d 2536 4 2014.12.07 5d 5d 2508.1 2508.1 13-048 Usami, Yoko 10k 1113 9 2014.12.07 11k 12k 1085.6 1085.6 09-111 Vadas, Robert 1d 2112 97 2014.03.01 1d 2k 2084.5 2084.5 13-014 Walker, Perrin 7k 1431 6 2014.06.08 7k 6k 1500 1403.8 09-159 Wallace, Evan 8k 1274 12 2010.04.17 7k 7K+++ 1258.5 1246.8 09-155 Wallace, Greg 2k 1923 17 2013.05.25 2k 2k 1938.8 1895.3 15-015 Wang, Aaron 5d 2528 6 2015.07.05 7d 7d 2500.6 2500.6 11-024 Wang, Harvey Zhenyu 2d 2208 11 2015.09.01 2d 2D 2200 2180.8 10-062 Wang, Kai Hong 9k 1226 4 2013.03.03 10k 10k 1388.2 1198.9 14-033 Wang, Mebius Zhihan 1d 2143 5 2014.08.17 1d 1d 2115.1 2115.1 10-016 Wang, Zhenglin 5d 2466 61 2015.09.01 5d 5d 2501.2 2438.7 09-123 Wei, Xu 5d 2474 76 2015.07.05 6d 3d 2450.9 2446.3 09-158 Weiss, Mathew 3k 1819 5 2009.10.04 3k 3k 1800 1791.8 09-021 Wen, Bill 7k 1365 5 2013.03.09 10k 7k 1400 1337.6 09-022 Wen, Jeremy 2d 2232 36 2012.04.28 3d 1d 2229.1 2204.3 09-037 Wen, Larry 3d 2289 72 2013.03.09 3d 2d 2272.4 2261.8 14-051 White, Gareth 6k 1527 8 2015.09.20 7k 7k 1520.8 1499 -21.8 1520.8 -21.8 09-148 Wi, Dave 1d 2086 20 2012.11.11 2d 1d 2126.1 2058.4 09-149 Wi, Harry 4d 2444 27 2015.03.07 5d 3d 2416.7 2416.7 14-042 Wildberger, Norman 5d 2491 17 2014.10.19 5d 5d 2500 2463.7 15-032 Winkelman, John 2d 2210 5 2015.07.25 2d 2d 2200 2182.1 13-012 Wright, Jason 2d 2247 29 2013.12.07 2d 1d 2219.9 2219.9 09-142 Wu, Hao 3d 2264 11 2010.11.27 1d 2d 2236.1 2236.1 09-087 Xia, Jian Lai 3d 2283 26 2014.08.17 4d 2d 2268.8 2255.7 09-078 Xu, Daniel Ran 1d 2116 38 2015.09.01 1d 2k 2100 2088.3 09-081 Xu, Guo Liang 1k 2026 34 2010.11.27 1d 3k 1998.2 1998.2 13-026 Xu, Jack XinJie 2d 2224 56 2015.03.07 1d 1d 2238 2196.6 10-064 Xu, Leonardo Haoze 4d 2385 16 2014.08.17 5d 4d 2400 2357.7 09-084 Xu, Ming Cheng 3d 2325 21 2014.08.17 3d 3d 2318 2297.4 10-028 Xu, Qing 2d 2221 41 2012.03.18 1D 1d 2195 2193.5 09-093 Xu, Tring Cuiying 5d 2515 20 2012.11.11 5d 5d 2509.8 2487.3 09-070 Xue, Jingning 8k 1299 22 2008.11.22 8k 8k 1376.8 1271.2 09-059 Yan, Wei-Ming 2d 2197 7 2009.03.28 3d 2d 2200 2169.3 09-172 Yanagi, Masahide 4k 1699 9 2010.04.17 1k 5k 1671.5 1671.5 09-086 Yang, Fei 4d 2368 12 2009.06.06 3d 3d 2340.5 2340.5 09-173 Yang, Sam Nong 5d 2531 36 2011.05.14 7d 6d 2510.6 2503.1 12-031 Yang, Stephen 3d 2265 38 2015.09.01 3d 2d 2273.1 2237.4 15-035 Yoon, Kiwon 3d 2317 5 2015.08.16 3d 3d 2300 2289.9 14-063 Yu, David 6k 1504 6 2015.09.20 7k 7k 1476.2 1476.2 74.1 1456.5 19.7 13-039 Yu, Sookro 1d 2121 20 2015.09.20 1d 1d 2117.1 2093.4 14-023 Yuan, Yuman 1d 2124 5 2014.04.20 1d 1d 2100 2096.1 11-026 Yuan, Ziqi 2d 2159 6 2011.11.26 1d 1d 2131.8 2131.8 13-059 Zhang, David 5d 2473 126 2015.07.05 5d 5d 2501.1 2445.4 13-058 Zhang, Eric 4d 2381 42 2015.07.05 5d 3D+ 2403 2353.1 10-055 Zhang, Frank 18k 328 0 2010.11.27 18k 18k 300 300 13-049 Zhang, Junsheng 5d 2521 15 2015.07.05 5d 4d+ 2500 2493.2 13-046 Zhang, Peter 4d 2351 29 2015.07.05 3d 3d 2331.7 2323.6 09-025 Zhang, Richard 3k 1844 11 2009.10.04 3K 3K 1907.7 1816.1 10-056 Zhang, Simon 7k 1358 2 2010.11.27 8k 8k 1330.9 1330.9 11-012 Zhang, Zac Ruohan 2k 1910 3 2013.08.11 2k 2k 1900 1882.1 09-065 Zhao, Chris 2d 2210 50 2013.03.09 2d 2d 2214.2 2182.3 09-091 Zhao, Miao 6d 2620 82 2010.11.27 7d 5d 2597.3 2592.9 15-033 Zhao, Pan 4d 2442 5 2015.09.20 4d 4d 2414 2414 13-015 Zhong, Wei 5d 2506 18 2015.07.05 5d 4d+ 2500 2478 13-043 Zhou, Sheng Fang 5d 2460 57 2015.07.05 5d 4d 2461.8 2432.8 13-044 Zhou, Shulin 2d 2228 12 2015.07.05 2d 2d 2214.7 2200.9 14-029 Zhou, Wei 5d 2545 33 2015.08.16 7d 7d 2517.8 2517.8 10-059 Zhou, Xuanyu 6d 2558 19 2011.11.26 7d 6d 2530.3 2530.3 13-041 Zhu, Jacky 6d 2550 23 2015.07.05 6d 4d+ 2522.8 2522.8 10-011 Zou, GuanZhen 6d 2550 12 2010.04.17 7d 7d 2522.5 2522.5 These ratings are calculated according to a slight variant of the European Go Federation's GoR algorithm, which in turn is basically an Elo rating scheme: each player is assigned a numerical rating; the probability of a player winning any given game is assumed to depend only on the difference in the ratings of the two players (allowing for handicaps by changing rating by 100/stone; games on more than 6 stones are ignored). The ratings of the two players are adjusted slightly according to the outcome of each game in a tournament (the rating is assumed constant throughout a single tournament); the adjustment is larger for lower ranked players to allow for the greater variation of weaker players. The player's initial rating is determined by their initial claimed rank Ñ 2100 for 1 dan, 2000 for 1 kyu etc. The adjustments are set so that the each rank correspond to a range of +/- 50 points; thus a 1 dan would expect to have a rating in the range 2050-2149. However as a rank of 7 dan is special, and should be awarded only by the Ratings Committee, ratings of 2650 to 2699 are assigned 6 dan only by AGATHA. In order for the algorithm not to inflate ratings over time, and to prevent wild oscillations for kyu players, some ad hoc limitations on a single game rating change are imposed (see the EGF web page for a complete description of the statistical theory and the parameters used). To allow for the fact that a player's strength may change radically between appearances at a tournament, the Tournament Director may register the player at another rank: if a player at a tournament claims a ranking difference of 2 stones or more (200 rating points) from their current rating, they are given a new rating based on their claim (which makes the mathematical theory behind the scheme dubious, but does make the final numbers seem more reasonable Ñ but note that it makes them reasonable in the sense of corresponding with Australian ratings, which for middle dan players seem to be about 1 stone stronger than Japanese rankings, 1 to 2 stones weaker than EGF, and about the same as American). If a TD changes the entered rank so as to give a new rank, that change will be flagged in AGATHA so that the Rating Committee may override; note the number of games rated column is reset to zero for that player (the Total # column reflects the total number of eligible games played throughout our history). Note also that a player entered at a rank of 5d or above starts with rating 2500 (and so will not be regraded unless the registered rank is 3d or less) Because we have far fewer tournament, some other ad hoc variations have been introduced, the main one being that if the indicated change for one or more players as calculated over a tournament is larger than a threshold (50) then the ratings for that tournament are recalculated with the indicated players being assumed to have changed their ratings initially; this is actually done in a number of steps with the players with very large indicated changes being modified first. This is iterated until the maximum change is less than the threshhold (but in order to ensure convergence he maximum change for any individual player is decreased on each iteration). Secondly, a maximum initial rating of 2500 (5 dan) is assigned; stronger players must earn their higher ratings (ideally all players should start with the same initial rating, and allow the system to work out relative levels; but we do not have enough games for this). Because of time lag, ratings will be conservative, particularly for kyu players. The Ratings columns adjusts all ratings so that one anchor player (Andrew Chi, a very strong player who tragically died) is set to 2700; this seems to give reasonable results. Note the T.Rk column is the rank as claimed at the most recent AGA tournament. Ratings calculated over a small number of games are not meaningful.