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Individual Calculations January 2009 |
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| Magness, Trevor S Total change: 38.50 | |   |
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| MCA FIDE Futurity V | Joliet, Illinois | USA | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2103 | 4.00 | 5 | 1.96 | 25 | 49.00 | |
|  Tate, Emory A | m | | 2377 | USA | 0.50 | 1 | 0.33 | 25 | 8.25 | |  Devenport, Samuel | | | 1929 | USA | 1.00 | 1 | 0.27 | 25 | 6.75 | | | Stamnov, Aleksander | f | | 2229 | MKD | 1.00 | 1 | 0.67 | 25 | 16.75 | | | Betaneli, Alexander | f | | 2308 | USA | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Cohen, Lawrence S | | | 2055 | USA | 1.00 | 1 | 0.43 | 25 | 10.75 | |
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) | | | | 17th Annual Kings Island Open | Mason, Ohio | USA | 2008-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2103 | 1.00 | 4 | -0.42 | 25 | -10.50 | |
| | Shabalov, Alexander | g | | 2453 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Amarasinghe, Prashantha N | | | 1926 | SRI | 1.00 | 1 | 0.27 | 25 | 6.75 | | | Lein, Anatoly Y | g | | 2317 | USA | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Iwu, Okechukwu A | | | 2210 | USA | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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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