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Individual Calculations April 2023 |
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| Belenkaya, Dina Total change: -33.00 | |   |
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| Oberliga Wuerttemberg 2022-2023 March 2023 | various | GER | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2340 | 2300 | 1.00 | 1 | 0.56 | 20 | 11.20 | |
|  Heidenfeld, Mark | m | | 2340 | IRL | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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) | | | | Spring 2023 ALTO | Charlotte, NC | USA | 2023-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 2300 | 3.50 | 5 | -0.41 | 20 | -8.20 | |
| | Reddy, Sushrutha | | | 1900 * | IND | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Biernacki, Mark | | | 1984 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Fishbein, Alexander | g | | 2373 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Parker, Anthony | | | 2006 | USA | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Johnson, Benjamin | | | 1972 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | * 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) | | | | Spring 2023 CCC GM Norm Invitational - A | Charlotte, North Carolina | USA | 2023-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2400 | 2300 | 1.50 | 9 | -1.80 | 20 | -36.00 | |
| | Brodsky, David | g | | 2486 | USA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Ippolito, Dean | m | | 2368 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Ngo, Bach | f | | 2309 | USA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Kunka, Harshid | | | 2372 | USA | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Hardaway, Brewington | f | | 2394 | USA | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Samsonkin, Artiom | m | | 2425 | CAN | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Shankar, Gauri | f | | 2322 | IND | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Ringoir, Tanguy | g | | 2490 | BEL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Lima, Darcy | g | | 2435 | BRA | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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