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Individual Calculations March 2011 |
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| Ris, Robert Total change: -8.80 | |   |
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| 20th Annual North American Open | Las Vegas, Nevada | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2350 | 2423 | 3.00 | 6 | -0.55 | 10 | -5.50 | |
|  Karklins, Andrew | f | | 2198 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | |  Shulman, Yury | g | | 2629 | USA | 0.50 | 1 | 0.26 | 10 | 2.60 | | | Young, Gregory | | | 2296 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Akobian, Varuzhan | g | | 2618 | USA | 0.50 | 1 | 0.25 | 10 | 2.50 | | | Weiss, Allen J | | | 2155 | USA | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Zimbeck, David A | | | 2205 | USA | 0.00 | 1 | -0.78 | 10 | -7.80 | |
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) | | | | 2011 Berekely International | Berkeley, California | USA | 2011-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2352 | 2418 | 5.50 | 10 | -0.33 | 10 | -3.30 | |
| | Kavutskiy, Konstantin | | | 2170 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Erenburg, Sergey | g | | 2600 | ISR | 0.00 | 1 | -0.26 | 10 | -2.60 | | | Haessel, Dale | f | | 2190 | CAN | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Shmelov, Denys | | | 2357 | UKR | 0.00 | 1 | -0.58 | 10 | -5.80 | | | Liou, Yian | | | 2285 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Kuljasevic, Davorin | g | | 2545 | CRO | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Kraai, Jesse | g | | 2516 | USA | 0.00 | 1 | -0.37 | 10 | -3.70 | | | Abrahamyan, Tatev | | wf | 2327 | USA | 0.00 | 1 | -0.62 | 10 | -6.20 | | | Sandberg, Evan | | | 2173 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Almeida, Alfonso | m | | 2356 | MEX | 1.00 | 1 | 0.41 | 10 | 4.10 | |
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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