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Individual Calculations April 2008 |
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| Akopian, Robert Total change: -13.05 | |   |
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| 17th Annual North American Open | Las Vegas, NV | USA | 2007-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2262 | 2150 | 2.50 | 7 | 0.03 | 15 | 0.45 | |
|  Kretchetov, Alex | f | | 2320 | RUS | 0.50 | 1 | 0.22 | 15 | 3.30 | |  Monokroussos, Dennis | | | 2245 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Aigner, Michael | | | 2236 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Ortiz, Eduardo | | | 2343 | PHI | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Small, Gregg | | | 2255 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Karklins, Andrew | f | | 2279 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Vicary, Elizabeth | | wf | 2153 | USA | 0.50 | 1 | 0.00 | 15 | 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) | | | | 15th Annual Western Class Championships | Agoura Hills California | USA | 2008-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2228 | 2134 | 1.00 | 4 | -0.49 | 15 | -7.35 | |
| | Landaw, Julian | | | 2264 | USA | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Small, Greg | | | 2250 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Hermansen, Ron | | | 2254 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Nip, Nicholas | | | 2143 | USA | 0.00 | 1 | -0.49 | 15 | -7.35 | |
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) | | | | 25th Annual U.S Amateur Team West | Los Angeles, CA | USA | 2008-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2299 | 2134 | 0.50 | 3 | -0.41 | 15 | -6.15 | |
| | Banawa, Joel | | | 2309 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Matikozyan, Andranik | m | | 2464 | ARM | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Tan, Derek | | | 2123 | USA | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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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