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Individual Calculations September 2011 |
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| Roa`neira, Ivan Total change: 0.00 | |   |
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| 39th Annual World Open - U2400 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2218 | 0 | 3.00 | 7 | 0.00 | 2168 | | 0.00 | |
|  Martchenko, Alexander | | | 2227 | CAN | 1.00 | 1 | 0.00 | | 0.00 | | | Jones, Craig W | | | 2244 | USA | 0.50 | 1 | 0.00 | | 0.00 | |  Balasubramanian, Adithuya | | | 2175 | IND | 1.00 | 1 | 0.00 | | 0.00 | | | Ardaman, Miles F | f | | 2301 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Plunkett, Robert | | | 2122 | USA | 0.50 | 1 | 0.00 | | 0.00 | | | Melekhina, Alisa | f | wm | 2304 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Sena, Juan | | | 2155 | DOM | 0.00 | 1 | 0.00 | | 0.00 | |
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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