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Individual Calculations January 2011 |
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| Potpara, Nikola Total change: -8.40 | |   |
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| World Youth Chess Championships 2010 - Open under 18 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 2157 | 4.50 | 11 | -1.19 | 15 | -17.85 | |
|  Kanmazalp, Ogulcan | m | | 2411 | TUR | 0.50 | 1 | 0.31 | 15 | 4.65 | |  Terry, Renato | f | | 2434 | PER | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Linden, Lari | | | 1919 | FIN | 1.00 | 1 | 0.20 | 15 | 3.00 | | | De, Arco Luis Carlos | | | 2218 | COL | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Lydiard, Robert, G | | | 1988 | ENG | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Pourramezanali, Amirreza | f | | 2341 | IRI | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Titan, Matej | | | 2107 | SLO | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Nikolashvili, Giorgi | | | 2294 | GEO | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Rigopoulos-Tsigkos, Alexandros | | | 2065 | GRE | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Kannemeyer, Werner | | | 1964 | RSA | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Poscic, Mark | | | 1846 | BEL | 1.00 | 1 | 0.14 | 15 | 2.10 | |
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) | | | | XXIII Belgrade Trophy 2010 | Belgrade, Obrenovac | SRB | 2010-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 2160 | 5.00 | 9 | 0.63 | 15 | 9.45 | |
| | Rancic, Milos | | | 1760 * | SRB | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Sredojevic, Ivan | f | | 2411 | SRB | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Jacimovic, Dragoljub | g | | 2428 | MKD | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Stojkovic, Milanko | | | 1986 | SRB | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Savicevic, Vlatko | | | 2348 | SRB | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Krstic, Petar | | | 2336 | SRB | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Marinkov, Svetislav | | | 1939 | SRB | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Kosic, Ljubisa | | | 1946 | SRB | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Nestorovic, Lazar | | | 2328 | SRB | 0.50 | 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) | | |
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