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Individual Calculations April 2009 |
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| Lein, Anatoly Y Total change: 5.80 | |   |
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| 18th Annual North American Open | Las vegas, Nevada | USA | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2328 | 2317 | 2.50 | 5 | 0.01 | 10 | 0.10 | |
|  Nita Iii, Marian M | | | 2091 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | |  Kacheishvili, Giorgi | g | | 2572 | GEO | 0.00 | 1 | -0.19 | 10 | -1.90 | | | Brownscombe, Tom | f | | 2196 | USA | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Akobian, Varuzhan | g | | 2607 | USA | 0.00 | 1 | -0.16 | 10 | -1.60 | | | Agarwal, Rohan | | | 2175 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | |
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) | | | | 32nd Cardinal Open | Columbus, Ohio | USA | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2336 | 2322 | 2.00 | 3 | 0.57 | 10 | 5.70 | |
| | Pappu, Ananth | | | 2116 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Vojinovic, Goran | m | | 2465 | SRB | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Stryjecki, Marek | m | | 2426 | POL | 0.50 | 1 | 0.14 | 10 | 1.40 | |
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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