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Individual Calculations January 2010 |
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| Van Wely, Loek Total change: -11.30 | |   |
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| 27th Annual Sands Regency - Western States Open | Reno, Nevada | USA | 2009-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2367 | 2650 | 3.50 | 6 | -1.42 | 10 | -14.20 | |
|  Greanias, Steven D | | | 2250 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Zierk, Steven C | f | | 2303 | USA | 0.00 | 1 | -0.89 | 10 | -8.90 | | | Kleiman, Jake | f | | 2320 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Pearson, Michael | | | 2250 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ivanov, Alexander | g | | 2549 | USA | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Khachiyan, Melikset | g | | 2528 | USA | 0.00 | 1 | -0.67 | 10 | -6.70 | | | * 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) | | | | Meesterklasse Round 2-4 - Dutch Team Competition | Various | NED | 2009-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2340 | 2650 | 1.00 | 1 | 0.14 | 10 | 1.40 | |
| | Van Wessel, Rudy | f | | 2340 | NED | 1.00 | 1 | 0.14 | 10 | 1.40 | |
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) | | | | Campeonato de España Por Equipos de Club Division Honor Final | Linares | ESP | 2009-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2497 | 2652 | 1.50 | 2 | 0.15 | 10 | 1.50 | |
| | Sargissian, Gabriel | g | | 2676 | ARM | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Perpinya Rofes, Lluis Maria | f | | 2318 | ESP | 1.00 | 1 | 0.12 | 10 | 1.20 | |
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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