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Individual Calculations January 2009 |
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| Times, Jerald W Total change: -6.45 | |   |
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| 2008 Pan American - Continental Championships | Boca Raton, Florida | USA | 2008-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 2202 | 3.50 | 8 | -0.84 | 15 | -12.60 | |
|  Bhat, Vinay S | g | | 2497 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | |  Palao, Maricela | | wm | 2083 | COL | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Almeida, Alfonso A | m | | 2378 | MEX | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Bermudez, Eduardo | | | 2095 | COL | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Barros, Raul Junior | f | | 2002 | COL | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Haskel, Jeffrey | | | 2106 | USA | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Pique, Dr Carlos | | | 2048 | NCA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Xanthos, Constantine | | | 2196 | USA | 1.00 | 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) | | | | 39th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2008-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2202 | 3.00 | 6 | 0.41 | 15 | 6.15 | |
| | Molner, Mackenzie | | | 2382 | USA | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Bartell, Thomas | f | | 2361 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Eng, Kenneth | | | 2045 | USA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Foisor, Sabina-Francesca | | wg | 2316 | ROU | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Filipovich, David | | | 2197 | CAN | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Dougherty, Michael | f | | 2214 | CAN | 0.50 | 1 | 0.02 | 15 | 0.30 | |
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) | | |
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