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Individual Calculations July 2008 |
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| Margulis, Yevgeni Total change: 18.25 | |   |
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| New York April Open | New York, NY | USA | 2008-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2146 | 2253 | 2.00 | 2 | 0.77 | 25 | 19.25 | |
|  Lopez, Felix G | | | 1945 | USA | 1.00 | 1 | 0.14 | 25 | 3.50 | |  Sorkin, Igor | | | 2346 | ISR | 1.00 | 1 | 0.63 | 25 | 15.75 | |
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) | | | | NY May Open | New York, NY | USA | 2008-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2235 | 2253 | 1.00 | 2 | -0.04 | 25 | -1.00 | |
| | Frumkin, Edward A | | | 2035 | USA | 1.00 | 1 | 0.22 | 25 | 5.50 | | | Lenderman, Alex | m | | 2435 | USA | 0.00 | 1 | -0.26 | 25 | -6.50 | |
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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