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Individual Calculations May 2017 |
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| Jones, Tibor Total change: -27.00 | |   |
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| World Amateur Championship - under 2000 | Spoleto | ITA | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 1874 | 4.50 | 9 | -0.41 | 40 | -16.40 | |
|  Borodavkin, Anatoly | c | | 1994 | UKR | 0.00 | 1 | -0.34 | 40 | -13.60 | |  Frederiksen, Jens | | | 1749 | DEN | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Janas, Peter | | | 1677 | SVK | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Shaw, Meyrick | | | 1944 | ENG | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Vandenbroucke, Tim | | | 1918 | BEL | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Aoyama, Edmundo | | | 1788 | BRA | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Mirza, Gabriel | | | 1777 | IRL | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Frederiksen Kristian, Pade | | | 1836 | DEN | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Kozlowski, Thierry | | | 1867 | FRA | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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) | | | NOTE: K factor changed | | Central London Chess Congress Open 2017 | London | ENG | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1874 | 1.00 | 4 | -0.53 | 20 | -10.60 | |
| | Prior, Stephen C V | | | 2082 | ENG | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Johansson, Toni | | | 2071 | SWE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Havenaar, Jan | | | 2038 | NED | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Ortolani, Paolo | | | 1661 | ITA | 0.50 | 1 | -0.27 | 20 | -5.40 | |
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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