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Individual Calculations January 2011 |
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| Gurevich, Daniel Total change: -14.70 | |   |
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| 37th Lipkin/Pfefferkorn Open - Tracy Callis Memorial | Greensboro, North Carolina | USA | 2010-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2194 | 2054 | 0.50 | 3 | -0.43 | 15 | -6.45 | |
|  Potter, John Russell | | | 2208 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Larkins, Larry R | | | 2138 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | |  Adu, Oladapo Olutola | m | | 2237 | NGR | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | Thanksgiving Open | St. Louis, Missouri | USA | 2010-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2093 | 1.00 | 4 | -0.55 | 15 | -8.25 | |
| | Finegold, Benjamin | g | | 2493 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Parmet, Daniel E | | | 1905 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Zivanic, Marko | m | | 2493 * | SRB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Smith, Frank H | | | 1984 | USA | 0.00 | 1 | -0.65 | 15 | -9.75 | | | * 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) | | |
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