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Individual Calculations July 2009 |
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| Davis, Lionel L Total change: 0.00 | |   |
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| 2009 Buffalo Masters | Buffalo, New York | USA | 2009-03-14 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2071 | 0 | 2.00 | 2 | 0.00 | 2096 | | 0.00 | |
|  Clark, Mark J | | | 2033 | USA | 1.00 | 1 | 0.00 | | 0.00 | |  Guo, Josh | | | 2108 | CAN | 1.00 | 1 | 0.00 | | 0.00 | |
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) | | | | 31st Annual Marchand Open | Rochester, NY | USA | 2009-03-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2321 | 0 | 1.00 | 3 | 0.00 | 2196 | | 0.00 | |
| | Nikolayev, Igor | f | | 2300 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Lenderman, Alex | m | | 2444 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Dunne, Alex | f | | 2220 | USA | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | Third Annual WNY Masters Championship 2009 | Buffalo, New York | USA | 2009-06-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2066 | 0 | 0.50 | 1 | 0.00 | 2066 | | 0.00 | |
| | Mark, Eddie E | | | 2066 | USA | 0.50 | 1 | 0.00 | | 0.00 | |
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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