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Individual Calculations September 2010 |
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| Privman, Boris Total change: -0.90 | |   |
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| 38th Annual World Open - Open Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2249 | 2128 | 3.00 | 8 | 0.20 | 15 | 3.00 | |
|  Simutowe, Amon Sol | g | | 2452 | ZAM | 0.00 | 1 | -0.13 | 15 | -1.95 | |  Bartell, Thomas | f | | 2376 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Shvartsman, Andrew | c | | 2192 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Gorman, Dov | f | | 2298 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Sherman, David | | | 2117 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Korley, Kassa | | | 2284 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Jayakumar, Adarsh | | | 2169 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Tuhrim, Richard J | | | 2101 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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) | | | | Marshall July Grand Prix | New York, New York | USA | 2010-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 2122 | 0.50 | 1 | -0.06 | 15 | -0.90 | |
| | Berg, George P | | | 2079 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | |
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) | | | | 16th Annual Northeast Open | Stamford, Connecticut | USA | 2010-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 2122 | 1.00 | 2 | -0.20 | 15 | -3.00 | |
| | Guevara, Robert N | | | 2103 | USA | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Cencetti, Arthur | | | 1999 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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