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Individual Calculations September 2010 |
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| Akrawi, Samir Total change: -33.00 | |   |
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| 4e Leiden Chess Tournament | Leiden | NED | 2010-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2044 | 2247 | 5.50 | 9 | -1.31 | 15 | -19.65 | |
|  Van Der Eyk, Dick | | | 2004 | NED | 0.00 | 1 | -0.80 | 15 | -12.00 | |  Van Straaten, Marco | | | 1978 | NED | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Damen, Igor | | | 1937 | NED | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Bakker, Joop | | | 2019 | NED | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Ypma, Peter | | | 2074 | NED | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Boulahfa, Hicham | | | 2064 | NED | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Van Der Velden, Bram | | | 2177 | NED | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Blom, Vincent | | | 2089 | NED | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Besel, Waldemar | | | 2056 | GER | 1.00 | 1 | 0.25 | 15 | 3.75 | |
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) | | | | Dutch Open | Dieren | NED | 2010-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2247 | 2.50 | 6 | -0.89 | 15 | -13.35 | |
| | Kollen, Zyon | | | 2002 | NED | 0.50 | 1 | -0.30 | 15 | -4.50 | | | De Wilde, Rik | | | 1956 | NED | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Neverov, Valeriy | g | | 2544 | UKR | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Kahleys, Kevin | | | 2071 | GER | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Iotov, Valentin | g | | 2581 | BUL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Merza, Morris | | | 2063 | NED | 0.00 | 1 | -0.74 | 15 | -11.10 | |
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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