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Individual Calculations December 2018 |
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| Ostrovskiy, Aleksandr Total change: 15.90 | |   |
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| Marshall Premier November 2018 | New York, New York | USA | 2018-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2420 | 4.00 | 5 | 0.31 | 10 | 3.10 | |
|  Putnam, Liam | | | 2020 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Tripodi, Matthew | | | 2020 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Khamrakulov, Djurabek | g | | 2504 | UZB | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Bonin, Jay | m | | 2282 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Kocwin, Bartosz | f | | 2195 | POL | 1.00 | 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) | | | | 2018 UT Dallas Fall FIDE Open | Dallas, Texas | USA | 2018-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2484 | 2420 | 5.00 | 9 | 1.28 | 10 | 12.80 | |
| | Kobo, Ori | g | | 2507 | ISR | 1.00 | 1 | 0.62 | 10 | 6.20 | | | Arribas Lopez, Angel | g | | 2480 | ESP | 1.00 | 1 | 0.58 | 10 | 5.80 | | | Grinberg, Eyal | m | | 2472 | ISR | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Reshef, Omer | m | | 2484 | ISR | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Chandra, Akshat | g | | 2466 | USA | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Gareyev, Timur | g | | 2584 | USA | 0.00 | 1 | -0.28 | 10 | -2.80 | | | Backalchuk, Johnathan | m | | 2429 | ISR | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Javakhadze, Zurab | m | | 2451 | GEO | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Vazquez, Guillermo | m | | 2485 | PAR | 1.00 | 1 | 0.59 | 10 | 5.90 | |
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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