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Individual Calculations July 2008 |
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| Kaufman, Larry Total change: 10.70 | |   |
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| World Amateur Team | Parsippany, New Jersey USA | USA | 2008-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2173 | 2370 | 2.50 | 3 | 0.24 | 10 | 2.40 | |
|  Hutama, Sandi | | | 2125 | USA | 0.50 | 1 | -0.30 | 10 | -3.00 | |  Ross, Laura | | wf | 2179 | USA | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Milisits, Ryan | | | 2214 | USA | 1.00 | 1 | 0.29 | 10 | 2.90 | |
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) | | | | 48th Annual Maryland Open | College Park, Maryland | USA | 2008-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2264 | 2365 | 3.50 | 4 | 1.07 | 10 | 10.70 | |
| | Guo, Gill Y | | | 2109 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Janchivnyambuu, Enkhb | | | 2015 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Smith, Bryan G | m | | 2395 | USA | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Paragua, Mark C | g | | 2538 | PHI | 1.00 | 1 | 0.73 | 10 | 7.30 | |
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) | | | | 2008 Frank K Berry US Championship | Tulsa, Oklahoma | USA | 2008-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2433 | 2365 | 3.50 | 9 | -0.24 | 10 | -2.40 | |
| | Gulko, Boris | g | | 2559 | USA | 0.00 | 1 | -0.25 | 10 | -2.50 | | | Shabalov, Alexander | g | | 2633 | USA | 0.00 | 1 | -0.17 | 10 | -1.70 | | | Langer, Michael | f | | 2254 | USA | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Gurevich, Dmitry | g | | 2513 | USA | 0.50 | 1 | 0.20 | 10 | 2.00 | | | Ivanov, Alexander | g | | 2560 | USA | 0.00 | 1 | -0.25 | 10 | -2.50 | | | Galant, Sergey | | | 2234 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Shankland, Sam | | | 2296 | USA | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Ippolito, Dean | m | | 2425 | USA | 0.00 | 1 | -0.42 | 10 | -4.20 | | | Pruess, David | m | | 2425 | USA | 0.50 | 1 | 0.08 | 10 | 0.80 | |
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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