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Individual Calculations April 2009 |
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| Agarwal, Rohan Total change: 6.60 | |   |
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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 |
| 2278 | 2175 | 1.50 | 3 | 0.37 | 15 | 5.55 | |
|  Lein, Anatoly Y | g | | 2317 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | |  Mackinnon, Keith | | | 2076 | CAN | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Sharavdorj, Dashze | g | | 2442 | MGL | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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 Western Class Championshipw | Agoura Hills, California | USA | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2190 | 2.00 | 4 | 0.28 | 15 | 4.20 | |
| | Yanayt, Eugene | f | | 2225 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Velikanov, Alexander | | | 2043 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Karklins, Andrew | f | | 2233 | USA | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Sevillano, Enrico | m | | 2512 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | |
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) | | | | Western Chess Congress | Concord, California | USA | 2009-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2296 | 2190 | 0.50 | 2 | -0.21 | 15 | -3.15 | |
| | Tate, Emory A | m | | 2333 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Zierk, Steven C | | | 2259 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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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