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Individual Calculations September 2011 |
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| Kudrin, Sergey Total change: -11.80 | |   |
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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 |
| 2334 | 2543 | 4.00 | 7 | -1.23 | 10 | -12.30 | |
|  Barrett, Steve | | | 2212 | ENG | 0.50 | 1 | -0.38 | 10 | -3.80 | |  Most, Eric M | | | 2143 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Krush, Irina | m | wg | 2469 | USA | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Kekelidze, Mikheil | g | | 2463 | GEO | 0.00 | 1 | -0.61 | 10 | -6.10 | | | Yang, Darwin | m | | 2432 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Ly, Mouthun | f | | 2375 | AUS | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Plotkin, Victor | | | 2245 | CAN | 0.50 | 1 | -0.35 | 10 | -3.50 | | | * 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) | | | | 2011 US Senior Open | Houston, Texas | USA | 2011-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2243 | 2547 | 2.50 | 3 | -0.02 | 10 | -0.20 | |
| | Braunlich, Thomas | | | 2204 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Terrie, Henry L | | | 2147 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bradford, Joseph M | m | | 2378 | USA | 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) | | | | 17th Annual Northeast Open | Stamford, Connecticut | USA | 2011-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2231 | 2547 | 4.00 | 5 | -0.16 | 10 | -1.60 | |
| | Ding, Andrew | | | 2147 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Hua, David | | | 2147 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Privman, Boris | f | | 2147 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Chernin, Oliver | | | 2163 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Benjamin, Joel | g | | 2553 | USA | 0.50 | 1 | 0.01 | 10 | 0.10 | | | * 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) | | | | 41st Annual Continental Open | Sturbridge, Massachusetts | USA | 2011-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2401 | 2547 | 3.50 | 6 | -0.43 | 10 | -4.30 | |
| | Chiang, Michael | | | 2147 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Hua, David | | | 2147 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kacheishvili, Giorgi | g | | 2582 | GEO | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Ivanov, Alexander | g | | 2538 | USA | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Sarkar, Justin | m | | 2376 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Gelashvili, Tamaz | g | | 2616 | GEO | 0.00 | 1 | -0.40 | 10 | -4.00 | | | * 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) | | | | 2011 Manhattan Open - Open Section | New York, New York | USA | 2011-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2448 | 2547 | 5.00 | 7 | 0.66 | 10 | 6.60 | |
| | Gisclan, Heverton | | | 2247 | BRA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Bonin, Jay | m | | 2323 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Nagle, Sean M | f | | 2379 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Krush, Irina | m | wg | 2486 | USA | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Gelashvili, Tamaz | g | | 2616 | GEO | 1.00 | 1 | 0.60 | 10 | 6.00 | | | Romanenko, Vladimir | m | | 2454 | BLR | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Gustafsson, Jan | g | | 2634 | GER | 0.00 | 1 | -0.38 | 10 | -3.80 | |
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) | | |
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