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Individual Calculations February 2023 |
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| Preotu, Razvan Total change: 15.90 | |   |
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| 2023 Pan-American Intercollegiate Team Championship | Seattle, WA | USA | 2023-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2341 | 2478 | 4.50 | 6 | 0.54 | 10 | 5.40 | |
|  Malicka, Maria | f | wc | 2296 | POL | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Cervantes, Thalia | f | wg | 2263 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | |  Abhilash Reddy Mallu, Lalith | | | 2192 | IND | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Bok, Benjamin | g | | 2618 | NED | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Yi, Richard | | | 2138 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Sorokin, Aleksei | f | | 2537 | RUS | 0.50 | 1 | 0.08 | 10 | 0.80 | |
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) | | | | 2023 Charlotte Open | Charlotte, North Carolina | USA | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2329 | 2478 | 5.00 | 6 | 1.05 | 10 | 10.50 | |
| | Catherina, Michelle | | wm | 2148 | IND | 0.50 | 1 | -0.38 | 10 | -3.80 | | | Karthik, Advaith | | | 2078 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Feng, Maggie | f | wm | 2138 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Bruzon Batista, Lazaro | g | | 2613 | USA | 1.00 | 1 | 0.68 | 10 | 6.80 | | | Kavutskiy, Kostya | m | | 2393 | USA | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Bortnyk, Olexandr | g | | 2604 | UKR | 0.50 | 1 | 0.17 | 10 | 1.70 | | | * 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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