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Individual Calculations March 2011 |
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| Costello, Colin Total change: -10.35 | |   |
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| Schaakfestival Groningen 2010 Compact A | Groningen | NED | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 1977 | 1.50 | 4 | 0.07 | 15 | 1.05 | |
|  Boersma, Jan | | | 2109 | NED | 1.00 | 1 | 0.68 | 15 | 10.20 | |  Pijpers, Arthur | | | 2249 | NED | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Vesters, Melchior | | | 1981 | NED | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Bosveld, Henk | | | 2016 | NED | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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) | | | | Tradewise Chess Festival - Masters | Gibraltar | ENG | 2011-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 1975 | 2.50 | 9 | -0.76 | 15 | -11.40 | |
| | Lochte, Thomas | | | 2173 | GER | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Gonzalez Amaya, Millan | | | 1817 | ESP | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Aerni, Andi | | | 2182 | SUI | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Nuri, Kambez | f | | 2300 | SUI | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Daumen, Michael | | | 2130 | GER | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Lasinskas, Povilas | f | | 2164 | LTU | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Meskovs, Nikita | | | 2242 | LAT | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Fairbairn, Stephen | | | 2058 | CAN | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Kuenitz, Klaus | | | 1695 | GER | 0.50 | 1 | -0.34 | 15 | -5.10 | |
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) | | |
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