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Individual Calculations March 2010 |
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| Sapozhnikov, Roman Total change: 2.85 | |   |
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| 19th Annual North American Open | Las Vegas, Nevada | USA | 2009-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2223 | 4.00 | 6 | -0.03 | 15 | -0.45 | |
|  Luaces, Juan | | | 2108 | USA | 1.00 | 1 | 0.34 | 15 | 5.10 | |  Huang, Vincent | | | 2078 | USA | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Moon, Ryan J | | | 2196 | USA | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Rabin, Evan Z | | | 2021 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Krishnan, Varun | | | 2028 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Sandberg, Evan M | | | 2131 | USA | 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) | | | | 2010 Guelph Winter ProAm | Guelph, Ontario | CAN | 2010-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 2204 | 3.50 | 5 | 0.22 | 15 | 3.30 | |
| | Kagramanov, Dalia | | | 1859 | CAN | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Upper, John | | | 1978 | CAN | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Calugar, Arthur | | | 2159 | CAN | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Plotkin, Victor | | | 2221 | CAN | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Filipovich, David | | | 2164 | CAN | 1.00 | 1 | 0.44 | 15 | 6.60 | |
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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