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Individual Calculations September 2010 |
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| Kekelidze, Mikheil Total change: -26.60 | |   |
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| 4th Annual Philadelphia International | King of Prussia, Pennsylvania | USA | 2010-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2334 | 2436 | 5.50 | 9 | -0.13 | 10 | -1.30 | |
|  Gokhale, Chandrashekhar | m | | 2282 | IND | 1.00 | 1 | 0.29 | 10 | 2.90 | |  Shankland, Samuel | m | | 2507 | USA | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Studen, Damir | | | 2182 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Khamroev, Ravshan | | | 2204 | UZB | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Kidambi, Sundarajam | g | | 2520 | IND | 0.00 | 1 | -0.38 | 10 | -3.80 | | | Young, Gregory | | | 2268 | USA | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Rosen, Eric S | | | 2182 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Mandizha, Farai | f | | 2315 | ZIM | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Panchanathan, Magesh | g | | 2549 | IND | 0.00 | 1 | -0.35 | 10 | -3.50 | |
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) | | | | 38th Annual World Open - Open Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2321 | 2436 | 4.50 | 8 | -0.62 | 10 | -6.20 | |
| | Ryba, Nicholas | | | 2109 | USA | 0.00 | 1 | -0.87 | 10 | -8.70 | | | Leve, Nitai D | | | 2117 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Uesugi, Shinsaku | f | | 2332 | JPN | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Sturt, Raven M | | | 2168 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Getz, Alec | f | | 2289 | USA | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Mabe, Chris J | | | 2209 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Chanda, Sandipan | g | | 2640 | IND | 0.50 | 1 | 0.26 | 10 | 2.60 | | | Kamsky, Gata | g | | 2702 | USA | 0.00 | 1 | -0.18 | 10 | -1.80 | |
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) | | | | 15th Annual Bradley Open | Windsor Locks, Connecticut | USA | 2010-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2232 | 2487 | 2.00 | 3 | -0.34 | 10 | -3.40 | |
| | Wu, Christopher | | | 2129 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Paragua, Mark C | g | | 2476 | PHI | 0.00 | 1 | -0.52 | 10 | -5.20 | | | Lowinger, Daniel L | | | 2092 | USA | 1.00 | 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) | | | | 5th Edmonton International | Edmonton, Alberta | CAN | 2010-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2312 | 2487 | 6.50 | 9 | 0.13 | 10 | 1.30 | |
| | Kraai, Jesse | g | | 2502 | USA | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Porper, Edward | m | | 2441 | CAN | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Panchanathan, Magesh | g | | 2533 | IND | 0.00 | 1 | -0.44 | 10 | -4.40 | | | Wang, Richard | | | 2190 | CAN | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Pechenkin, Vladimir | f | | 2345 | CAN | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Van-Heirzeele, Daniel | | | 2120 | BEL | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Gardner, Robert J | | | 2151 | CAN | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Haessel, Dale | f | | 2243 | CAN | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Langer, Michael | f | | 2280 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | |
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) | | | | 16th Annual Northeast Open | Stamford, Connecticut | USA | 2010-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2163 | 2487 | 3.00 | 3 | 0.42 | 10 | 4.20 | |
| | Katz, Benjamin J | | | 2106 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Pressman, Leif A | | | 2098 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Shapiro, Daniel E | f | | 2285 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | |
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) | | | | 40th Annual Continental Open | Sturbridge, Massachusetts | USA | 2010-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2487 | 3.00 | 6 | -2.12 | 10 | -21.20 | |
| | Ryba, Andrew | | | 2119 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Krause, Benjamin W | | | 2241 | USA | 0.00 | 1 | -0.81 | 10 | -8.10 | | | Chiang, Michael | | | 2087 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Kis, Lorand Bela | | | 2124 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Goldenberg, Ryan D | | | 2190 | USA | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Riordan, Charles R | f | | 2303 | USA | 0.00 | 1 | -0.74 | 10 | -7.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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