Individual Calculations April 2018 |
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Ostrovskiy, Aleksandr Total change: 10.20 | | |
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Marshall FIDE Mondays January-March 2018 | New York, New York | USA | 2018-01-29 |
Rc | Ro | w | n | change | K | K*chg | Game |
2119 | 2391 | 4.00 | 5 | -0.09 | 10 | -0.90 | |
| Rudowski, Szymon | | | 1991 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Resika, Nathan | f | | 2178 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | Akylbekov, Nasyr | | | 2222 | KGZ | 0.50 | 1 | -0.22 | 10 | -2.20 | | Lu, Maximillian | f | | 2155 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | Ray, Sarathi | | | 2047 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | | * 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) | | Marshall Premier March 2017 | New York, New York | USA | 2018-03-02 |
Rc | Ro | w | n | change | K | K*chg | Game |
2220 | 2391 | 4.00 | 5 | 0.60 | 10 | 6.00 | |
| Zong, Davis | | | 1991 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Tsay, Vincent | f | | 2108 | USA | 0.50 | 1 | -0.34 | 10 | -3.40 | | Samadashvili, Martha | | wf | 2020 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | Brodsky, David | m | | 2409 | USA | 1.00 | 1 | 0.53 | 10 | 5.30 | | Azarov, Sergei | g | | 2570 | BLR | 0.50 | 1 | 0.23 | 10 | 2.30 | | * 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) | | 40th Annual Marchand Open | Rochester, New York | USA | 2018-03-17 |
Rc | Ro | w | n | change | K | K*chg | Game |
2389 | 2391 | 2.50 | 4 | 0.59 | 10 | 5.90 | |
| Tavares, Jarrod | | | 1991 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Azarov, Sergei | g | | 2570 | BLR | 0.50 | 1 | 0.23 | 10 | 2.30 | | Shabalov, Alexander | g | | 2568 | USA | 0.50 | 1 | 0.23 | 10 | 2.30 | | Samsonkin, Artiom | m | | 2428 | CAN | 0.50 | 1 | 0.05 | 10 | 0.50 | | * 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) | | 51st Virginia Open | Dulles, Virginia | USA | 2018-03-23 |
Rc | Ro | w | n | change | K | K*chg | Game |
2102 | 2391 | 4.00 | 5 | -0.08 | 10 | -0.80 | |
| Barrow, William | | | 1991 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | Xing, Ashley | | | 1991 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Fischer, Robert | | | 1991 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Enkhbat, Tegshsuren | m | | 2357 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | | Huang, Andy | | | 2179 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | * 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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