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Individual Calculations May 2013 |
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| Kopiecki, Edward P Total change: -4.95 | |   |
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| 43rd Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2013-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2276 | 1991 | 0.50 | 2 | 0.14 | 15 | 2.10 | |
|  Santana, Joan | | | 2161 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | |  Ippolito, Dean | m | | 2391 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | | 2013 MCC March FIDE Monday | New York, New York | USA | 2013-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 1991 | 0.00 | 2 | -0.78 | 15 | -11.70 | |
| | Sena, Juan | | | 2119 | DOM | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Ray, Sarathi | | | 2028 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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) | | | | 2013 MCC April GP | New York, New York | USA | 2013-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2201 | 1969 | 1.00 | 3 | 0.31 | 15 | 4.65 | |
| | Berg, George P | | | 2072 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Kekelidze, Mikheil | g | | 2369 * | GEO | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Privman, Boris | f | | 2161 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | * 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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