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Individual Calculations September 2011 |
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| Van Wely, Loek Total change: 6.10 | |   |
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| 39th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2577 | 2675 | 6.50 | 9 | 0.97 | 10 | 9.70 | |
|  Aaron, Deepak | | | 2288 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | |  Mulyar, Michael A | m | | 2399 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Amanov, Mesgen | g | | 2509 | TKM | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Kamsky, Gata | g | | 2732 | USA | 1.00 | 1 | 0.58 | 10 | 5.80 | | | Adams, Michael | g | | 2726 | ENG | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Smirin, Ilya | g | | 2661 | ISR | 1.00 | 1 | 0.48 | 10 | 4.80 | | | Harikrishna, P | g | | 2666 | IND | 0.00 | 1 | -0.51 | 10 | -5.10 | | | Gareyev, Timur | g | | 2610 | UZB | 0.00 | 1 | -0.59 | 10 | -5.90 | | | Kacheishvili, Giorgi | g | | 2599 | GEO | 1.00 | 1 | 0.40 | 10 | 4.00 | |
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) | | | | Curacao Chess Festival 2011 Rounds 1-9 | Willemstad | AHO | 2011-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2284 | 2683 | 9.00 | 9 | 0.73 | 10 | 7.30 | |
| | Hodgson, Norman | | | 2283 * | AHO | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Wagenaar, Harm Theo | | | 2283 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Zepeda, Lorena | | wm | 2283 * | ESA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Lopez, Jasel | c | | 2283 * | ARU | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ostrovskiy, Aleksandr A | f | | 2294 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Blijstra, Wim | | | 2283 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kats, Alena | | | 2283 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Van Woerden, Michiel | | | 2283 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Maduro, Sherman | | | 2283 * | AHO | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | 112th Annual US Open | Orlando, Florida | USA | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2361 | 2683 | 6.50 | 9 | -1.22 | 10 | -12.20 | |
| | Young, Steven D | | | 2283 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bowersock, Michael | | | 2283 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Finney, Stuart S | | | 2283 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Battaglini, Gabriel | m | | 2407 | FRA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Esserman, Marc R | m | | 2453 | USA | 0.00 | 1 | -0.79 | 10 | -7.90 | | | Sadorra, Julio C | g | | 2495 | PHI | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Harmon-Vellotti, Luke | | | 2283 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Gurevich, Dmitry | g | | 2479 | USA | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Chiang, Michael | | | 2283 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | 1st Metropolitan Chess FIDE International | Los Angeles, CA | USA | 2011-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2513 | 2683 | 6.50 | 9 | 0.13 | 10 | 1.30 | |
| | Melekhina, Alisa | f | wm | 2283 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Panjwani, Raja | m | | 2420 | CAN | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Hungaski, Robert A | m | | 2495 | USA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Adams, Michael | g | | 2715 | ENG | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Ramirez, Alejandro | g | | 2592 | USA | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Gareyev, Timur | g | | 2613 | UZB | 0.00 | 1 | -0.60 | 10 | -6.00 | | | Rensch, Daniel M | m | | 2410 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Ruck, Robert | g | | 2569 | HUN | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Amanov, Mesgen | g | | 2517 | TKM | 0.50 | 1 | -0.22 | 10 | -2.20 | | | * 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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