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Individual Calculations January 2011 |
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| Cox, Jan Total change: -18.00 | |   |
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| World Youth Chess Championships 2010 - Open under 14 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1904 | 2.00 | 7 | -0.66 | 15 | -9.90 | |
|  Tran, Tuan Minh | f | | 2227 | VIE | 0.00 | 1 | -0.13 | 15 | -1.95 | |  Xanthopoulos, Dimitrios | | | 1504 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Aghaei, Alireza | | | 2112 | IRI | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Harishman, S | | | 1768 | SRI | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Palchun, Grigory | | | 2181 | RUS | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Studer, Noel | | | 2042 | SUI | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Beukema, Stefan | | | 2127 | NED | 0.00 | 1 | -0.22 | 15 | -3.30 | | | * 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) | | | | Dutch Team Competition - 3H - round 3-4 | Various | NED | 2010-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 1903 | 0.00 | 2 | -0.54 | 15 | -8.10 | |
| | Swinkels, Jos | | | 2055 | NED | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Janssen, Henk-Jan | | | 2109 | NED | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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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