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Individual Calculations April 2008 |
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| Cheung, Jan Total change: -23.85 | |   |
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| Dutch Team Competition - 3F - round 5-6 | Various | NED | 2007-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2098 | 0.50 | 1 | 0.17 | 15 | 2.55 | |
|  Eikelboom, Berend | | | 2226 | NED | 0.50 | 1 | 0.17 | 15 | 2.55 | |
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) | | | | Corus Chess 2008 - Weekend 2C | Wijk aan Zee | NED | 2008-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2129 | 0.50 | 2 | -0.25 | 15 | -3.75 | |
| | Nabuurs, Joep | | | 2214 | NED | 0.00 | 1 | -0.38 | 15 | -5.70 | |  Rill, Gerard | | | 2223 | NED | 0.50 | 1 | 0.13 | 15 | 1.95 | |
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) | | | | Aeroflot open 2008 C | Moscow | RUS | 2008-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 2129 | 3.00 | 6 | -1.51 | 15 | -22.65 | |
| | Valev, Valentin | | | 1779 | BUL | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Severina, Maria | | | 1918 | RUS | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Nejadshirazi, B.r. | | | 1993 | IRI | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Grandadam, Patrick | | | 1938 | SUI | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Ahmadjan, Zabihullah | | | 2044 | AFG | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Debusschere, Helmuth | | | 1887 | BEL | 1.00 | 1 | 0.20 | 15 | 3.00 | |
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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