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Individual Calculations April 2009 |
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| Fleischman, Eric J Total change: -2.75 | |   |
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| Happy New Year Open | New York, New York | USA | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 2097 | 2.00 | 4 | 0.26 | 25 | 6.50 | |
|  Tuhrim, Richard J | | | 2028 | USA | 1.00 | 1 | 0.40 | 25 | 10.00 | |  Lenderman, Alex | m | | 2444 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Ostrovskiy, Aleksandr | c | | 2071 | USA | 0.50 | 1 | -0.04 | 25 | -1.00 | | | Berg, George P | | | 2103 | USA | 0.50 | 1 | 0.01 | 25 | 0.25 | |
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) | | | | 39th Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2009-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2194 | 2097 | 0.00 | 1 | -0.37 | 25 | -9.25 | |
| | Hilton, Jonathan L | | | 2194 | USA | 0.00 | 1 | -0.37 | 25 | -9.25 | |
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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