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Individual Calculations July 2021 |
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| Javakhadze, Zurabi Total change: -8.60 | |   |
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| 76th Annual Texas State and Amateur Championship | Fort Worth, Texas | USA | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2059 | 2459 | 0.50 | 1 | -0.42 | 10 | -4.20 | |
|  Liu, Eric Chang | | | 2059 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | * 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) | | | | 2021 National Open - Championship | Las Vegas, Nevada | USA | 2021-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2374 | 2462 | 5.00 | 9 | -0.44 | 10 | -4.40 | |
|  Singh, Hersh | | | 2102 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Banawa, Jouaquin Carlos | f | | 2237 | PHI | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Bruzon Batista, Lazaro | g | | 2639 | USA | 0.50 | 1 | 0.23 | 10 | 2.30 | | | Cordova Daza, Emilio | g | | 2590 | PER | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Guo, Arthur | m | | 2359 | USA | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Chasin, Nico Werner | f | | 2276 | USA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Gledura, Benjamin | g | | 2633 | HUN | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Costello, Alexander John | m | | 2259 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Vibbert, Sean | f | | 2270 | USA | 0.00 | 1 | -0.75 | 10 | -7.50 | |
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) | | |
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