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Individual Calculations August 2013 |
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| Zhang, Yuanchen Total change: 11.55 | |   |
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| DC International | Arlington, Virginia | USA | 2013-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2058 | 2.00 | 6 | -0.05 | 15 | -0.75 | |
|  Pressman, Leif A | f | | 2240 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | |  Yuvarajan, Prathiba | | wm | 2189 | IND | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Sturt, Raven M | | | 2279 | USA | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Korley, Kassa | f | | 2261 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Sinha, Sahil | | | 1898 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Samuelson, Andrew | | | 2207 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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) | | | | 41st Annual World Open - U2200 Section | Arlington, Virginia | USA | 2013-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 2058 | 3.00 | 5 | 0.82 | 15 | 12.30 | |
| | Leighton, John | | | 2020 | USA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Yang, Charles | | | 2086 | USA | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Tan, Oscar | | | 2119 | PHI | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Auger, Michael W | | | 2085 | USA | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Harriott, Tyrell | | | 2218 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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