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Individual Calculations February 2013 |
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| Guevara, Robert N Total change: 5.85 | |   |
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| 31st Annual Empire City Open | New York, New York | USA | 2012-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 2050 | 2.50 | 6 | -0.47 | 15 | -7.05 | |
|  Resika, Nathan A. | f | | 2154 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | |  Bauza Mercere, Eduardo C | | | 1817 | ARG | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Sena, Juan | | | 2163 | DOM | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Balakrishnan, Praveen | | | 2070 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Fabbri, Alexander Richard | | | 2049 | USA | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Matlin, Anna R | | wc | 2053 | USA | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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) | | | | 45th Annual Liberty Bell Open - U2300 Section | Philadelphia, Pennsylvania | USA | 2013-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 2050 | 2.00 | 2 | 0.86 | 15 | 12.90 | |
| | Rajasekaran, Vikas | | | 2042 | USA | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Abe, Mahiro | | | 1953 | JPN | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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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