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Individual Calculations August 2015 |
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| Song, Guannan Terry Total change: 177.60 | |   |
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| 3rd Annual DC International | Arlington, Virginia | USA | 2015-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 1964 | 4.00 | 8 | 2.04 | 40 | 81.60 | |
|  Shen, Arthur | f | | 2339 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Tarhon, Brian | | | 2209 | ENG | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Colas, Joshua | | | 2242 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Carreto Nieto, Geovanni | c | | 2208 | MEX | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Sheng, Joshua | | | 2187 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Dahlgren, James Allen | | | 1897 | ESP | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Nieto, Manuel Valerio Waldo | | | 2080 | COL | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Pressman, Leif | f | | 2265 | USA | 1.00 | 1 | 0.85 | 40 | 34.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2015 Zone 2.2 Open Championships | Guelph | CAN | 2015-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 1988 | 4.50 | 9 | 1.97 | 40 | 78.80 | |
| | Plotkin, Victor | f | | 2255 | CAN | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Chen, Richard | c | | 2082 | CAN | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Li, Yinshi | | | 2011 | CAN | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Doknjas, John | c | | 2218 | CAN | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Wan, Kevin | | | 2196 | CAN | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Kiviaho, Robert | | | 2163 | CAN | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Haessel, Dale | f | | 2180 | CAN | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Gentes, Kevin | f | | 2306 | CAN | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Cai, Jason | | | 2046 | CAN | 1.00 | 1 | 0.58 | 40 | 23.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2015 CYCC U18 Open | Windsor | CAN | 2015-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2119 | 1988 | 1.50 | 3 | 0.43 | 40 | 17.20 | |
| | Song, Ziyuan (sam) | | | 2031 | CAN | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Kalra, Agastya | | | 1966 | CAN | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Wang, Richard | m | | 2361 | CAN | 0.50 | 1 | 0.40 | 40 | 16.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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