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Individual Calculations October 2013 |
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| Zhang, Yuanchen Total change: 21.90 | |   |
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| 2013 NAYCC U12 | Toronto | CAN | 2013-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1817 | 2073 | 5.50 | 6 | 0.68 | 15 | 10.20 | |
|  Shen, Cm Christopher | c | | 1721 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Xu, Jeffrey | | | 1837 | CAN | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Asaria, Danial | | | 1999 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Kelly, Joey | | | 1808 | USA | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Doknjas, Joshua | | | 1764 | CAN | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Zotkin, Daniel | | | 1774 | CAN | 1.00 | 1 | 0.15 | 15 | 2.25 | |
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) | | | | 135th Annual New York State Championship | Albany, New York | USA | 2013-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2073 | 3.50 | 6 | 0.78 | 15 | 11.70 | |
| | Stripunsky, Alexander | g | | 2473 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Gorti, Akshita | | wc | 1936 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Henner, Peter | | | 1831 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Winter, Curtis A | | | 1964 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Dean-Kawamura, Ben | f | | 2330 | USA | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Treger, Yefim | | | 2197 | USA | 0.50 | 1 | 0.17 | 15 | 2.55 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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