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Individual Calculations January 2011 |
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| Beerdsen, Thomas Total change: -17.10 | |   |
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| World Youth Chess Championships 2010 - Open under 12 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1991 | 2.50 | 8 | -1.55 | 15 | -23.25 | |
|  Lenaerts, Lennert | | | 1770 | BEL | 1.00 | 1 | 0.22 | 15 | 3.30 | |  Bellahcene, Bilel | | | 2152 | FRA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Sanal, Vahap | c | | 2170 | TUR | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Maslov, Ivan | | | 1880 | RUS | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Spacek, Oliver | | | 1887 | SVK | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Steinberg, Nitzan | | | 2263 | ISR | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Rydl, Jiri | | | 1906 | CZE | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Asgharzadeh, M Reza | | | 1893 | IRI | 0.00 | 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) | | | | Dutch Team Competition - 2B - round 3-4 | Various | NED | 2010-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2013 | 1.00 | 2 | 0.41 | 15 | 6.15 | |
| | Schrama, Paul | | | 2240 | NED | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Ritsema, Ronald | | | 2100 | NED | 1.00 | 1 | 0.62 | 15 | 9.30 | |
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) | | |
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