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Individual Calculations September 2011 |
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| Frost, Peter Total change: -20.70 | |   |
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| 5e Leiden Chess Tournament - group A | Leiden | NED | 2011-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1940 | 2.50 | 7 | -0.54 | 15 | -8.10 | |
|  Roosendaal, Chris | | | 2182 | NED | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Blankert, Willem | | | 2043 | NED | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Van Der Maat, Niek | | | 1991 | NED | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Oosthout, Wouter | | | 1963 | NED | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Frijling, Jeroen | | | 1840 | NED | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Van Der Meer, Kees | | | 2080 | NED | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Kirana, Nancy | | | 1846 | NED | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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 - Reserve A | Dieren | NED | 2011-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1940 | 3.50 | 6 | 0.46 | 15 | 6.90 | |
| | Roeleveld, Koos | | | 1819 | NED | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Vlaar, Shannon | | | 1676 | NED | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Braggaar, Leonore | | | 2077 | NED | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Hoogland, Mike | | | 2043 | NED | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Op Den Dries, Johan | | | 2089 | NED | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Sharshov, Wadim | | | 1879 | RUS | 1.00 | 1 | 0.42 | 15 | 6.30 | |
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) | | | | 15e Hogeschool Zeeland Toernooi | Vlissingen | NED | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 1940 | 1.50 | 6 | -0.90 | 15 | -13.50 | |
| | Van Den Berg, Bram | | | 2206 | NED | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Zaragatski, Ilja | m | | 2340 * | GER | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Dobbelaar, Martijn | | | 1811 | NED | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Padurariu, Ioana-Smaranda | | wm | 2164 | ROU | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Snikkers, Naomi | | | 1833 | NED | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Duinmaijer, Martin | | | 1866 | NED | 0.00 | 1 | -0.60 | 15 | -9.00 | | | * 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) | | | | e2e4 Sunningdale Challengers E | Sunningdale | ENG | 2011-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1940 | 3.00 | 7 | -0.40 | 15 | -6.00 | |
| | Grattage, Matthew | | | 1861 | ENG | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Burke, Steven J | | | 2039 | ENG | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Othman, Mustapha | | | 1849 | NGR | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Lexton, Michael J | | | 2061 | WLS | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Shepherd, David | | | 1997 | ENG | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Healeas, Simon | | | 1805 | ENG | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Bailey, Kevin J | | | 2034 | ENG | 1.00 | 1 | 0.63 | 15 | 9.45 | |
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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