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Individual Calculations April 2008 |
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| Potter, John Russell Total change: 1.80 | |   |
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| Land of the Sky XXI | Asheville, NC | USA | 2008-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2221 | 2217 | 1.00 | 3 | -0.48 | 15 | -7.20 | |
|  Ardaman, Miles F | f | | 2314 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | |  Brookshear, Timothy | | | 2028 | USA | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Bereolos, Peter | f | | 2320 | USA | 0.50 | 1 | 0.14 | 15 | 2.10 | |
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) | | | | 8th Annual Millenium Chess Festival | Virginia Beach, Virginia | USA | 2008-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2346 | 2217 | 2.00 | 4 | 0.60 | 15 | 9.00 | |
| | Benjamin, Joel | g | | 2567 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Kobernat, Alan E | | | 2079 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Gulamali, Kazim | f | | 2353 | USA | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Kaufman, Raymond S | f | | 2386 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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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