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Individual Calculations November 2010 |
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| Sarkar, Justin Total change: 24.40 | |   |
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| 132nd Annual NY State Championship | Albany, New York | USA | 2010-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2325 | 2389 | 4.00 | 6 | 0.54 | 10 | 5.40 | |
|  Prilleltensky, Matan | | | 2098 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | |  Dean-Kawamura, Ben | | | 2403 | USA | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Benjamin, Joel | g | | 2561 | USA | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Korley, Kassa | | | 2296 | USA | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Esserman, Marc R | m | | 2400 | USA | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Kwartler, Lonnie S | | | 2192 | USA | 1.00 | 1 | 0.25 | 10 | 2.50 | |
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) | | | | 2010Marshall September Grand Prix | New York, New York | USA | 2010-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2389 | 3.50 | 4 | 0.40 | 10 | 4.00 | |
| | Odeh, Kenneth | | | 1989 * | NGR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Vulis, Daniel | | | 2100 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Barrett, Steve | | | 2205 | ENG | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Bonin, Jay R | m | | 2317 | USA | 0.50 | 1 | -0.10 | 10 | -1.00 | | | * 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) | | | | Continental Class Championships | Arlington, Virginia | USA | 2010-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2297 | 2389 | 6.00 | 9 | 0.51 | 10 | 5.10 | |
| | Itkis, Hana | | wf | 2060 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Shabalov, Alexander | g | | 2589 | USA | 0.00 | 1 | -0.24 | 10 | -2.40 | | | Clancy, Daniel J | | | 2133 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Yanayt, Eugene | f | | 2155 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Kacheishvili, Giorgi | g | | 2568 | GEO | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Betaneli, Alex | f | | 2274 | USA | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Paragua, Mark C | g | | 2496 | PHI | 0.00 | 1 | -0.35 | 10 | -3.50 | | | Santarius, Erik | | | 2249 | USA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Savage, Allan G | f | | 2145 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | |
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) | | | | 2010 Marshall October Grand Prix | New York, New York | USA | 2010-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2389 | 3.50 | 4 | 0.73 | 10 | 7.30 | |
| | Fitzko, Mitchell | | | 2095 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Berg, George P | | | 2095 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Margulis, Yevgeni | | | 2155 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Lenderman, Aleksander | g | | 2559 | USA | 0.50 | 1 | 0.22 | 10 | 2.20 | |
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) | | | | Boardwalk Open | Asbury Park, New Jersey | USA | 2010-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2229 | 2389 | 3.00 | 4 | 0.26 | 10 | 2.60 | |
| | Gershenov, Ben | | | 2022 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Katz, Alexander R | | | 2153 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Hess, Robert L | g | | 2596 | USA | 0.00 | 1 | -0.23 | 10 | -2.30 | | | Lipman, Vladimir | | | 2143 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | |
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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