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Individual Calculations September 2009 |
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| Szalay, Karoly Total change: 51.80 | |   |
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| 3rd Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2009-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2218 | 2050 | 3.50 | 7 | 1.49 | 25 | 37.25 | |
|  Yeager, Daniel A | f | | 2372 | USA | 0.00 | 1 | -0.13 | 25 | -3.25 | |  Rogers, Norman | f | | 2240 | USA | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Me, Kevin | | | 2116 | CAN | 1.00 | 1 | 0.59 | 25 | 14.75 | | | Heinis, Vincent | | | 2193 | FRA | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Boor, Carl B | f | | 2291 | USA | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Fayvinov, Zakhar | f | | 2171 | USA | 1.00 | 1 | 0.66 | 25 | 16.50 | | | Mac Kinnon, Keith | | | 2145 | CAN | 0.50 | 1 | 0.13 | 25 | 3.25 | |
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) | | | NOTE: K factor changed | | 37th Annual World Open - Under 2400 Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2050 | 3.50 | 9 | -0.24 | 15 | -3.60 | |
| | Me, Kevin | | | 2116 | CAN | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Mandizha, Farai | f | | 2313 | ZIM | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Rueda, Libardo | | | 2208 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Savage, Allan G | f | | 2182 | USA | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Adelberg, David | | | 2158 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | De Fotis, Gary C | | | 2128 | USA | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Finney, Stuart S | | | 1939 | USA | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Amarasinghe, Prashantha | | | 1930 | SRI | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Shvartsman, Andrew | | | 2057 | USA | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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) | | | NOTE: K factor changed | | 2009 Canadian Youth Ch U16 Open | Victoria, British Columbia | CAN | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2102 | 2050 | 2.50 | 3 | 1.21 | 15 | 18.15 | |
| | Xiong, Jerry | | | 2036 | CAN | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Sundar, Avinaash | | | 2093 | CAN | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Sapozhnikov, Roman | | | 2176 | CAN | 1.00 | 1 | 0.67 | 15 | 10.05 | |
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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