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Individual Calculations August 2015 |
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| Pressman, Leif Total change: 11.20 | |   |
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| 3rd Annual DC International | Arlington, Virginia | USA | 2015-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2200 | 2265 | 4.00 | 9 | -1.10 | 20 | -22.00 | |
|  Polavaram, Rithik S | | | 1865 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bora, Safal | m | | 2405 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Quintiliano Pinto, Renato R. | m | | 2422 | BRA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Gorovets, Andrey | m | | 2514 | BLR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Mulyar, Michael A. | m | | 2392 | USA | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Moon, Benjamin | | | 1978 | USA | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Onabogun, Kolade | | | 2142 | NGR | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Korba, Nicky | | | 2117 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Song, Guannan Terry | | | 1964 | CAN | 0.00 | 1 | -0.85 | 20 | -17.00 | | | * 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) | | | | 43rd Annual World Open | Arlington, Virginia | USA | 2015-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2190 | 2265 | 4.00 | 8 | -0.70 | 20 | -14.00 | |
| | Liang, Albert | | | 1917 | USA | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Korba, Nicky | | | 2117 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Gaffagan, Steven | | | 2069 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Yanovsky, Vlad | | | 2036 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Vigorito, David | m | | 2415 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Gurbanov, Andrei | f | | 2388 | ISR | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Gauri, Shankar | f | | 2365 | IND | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Tarhon, Brian | | | 2209 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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) | | | | 8th New York International Championship | New York, New York | USA | 2015-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2299 | 2265 | 6.50 | 9 | 2.36 | 20 | 47.20 | |
| | Lawson, Brian | | | 2049 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Izoria, Zviad | g | | 2566 | USA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Jacobson, Brandon | c | | 2139 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Idnani, Roshan R | | | 1865 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ippolito, Dean | m | | 2395 | USA | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Hess, Robert L | g | | 2571 | USA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Schut, Han | | | 2148 | NED | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Checa, Nicolas D | f | | 2344 | USA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Azarov, Sergei | g | | 2618 | BLR | 1.00 | 1 | 0.89 | 20 | 17.80 | | | * 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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