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Individual Calculations September 2009 |
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| Corchis, Ion Total change: -33.50 | |   |
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| Arad Open 2009 | Arad | ROU | 2009-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 1974 | 1.00 | 5 | -1.34 | 25 | -33.50 | |
|  Prunescu, Claudiu | | | 2172 | ROU | 0.00 | 1 | -0.24 | 25 | -6.00 | |  Chifor, Ovidiu-Emanuel | | | 2173 | ROU | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Doros, Radu-Marian | | | 2192 | ROU | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Chiru, Alexandru | | | 1808 | ROU | 0.00 | 1 | -0.72 | 25 | -18.00 | | | Pacuraru, Codin-Iosif | | | 1574 * | ROU | 1.00 | 1 | 0.08 | 25 | 2.00 | | | * 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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