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Individual Calculations September 2023 |
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| Matta, Nicholas F Total change: 15.60 | |   |
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| 1000GM Ft. Lauderdale IM Norm RR | Ft. Lauderdale, FL | USA | 2023-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2243 | 2253 | 7.00 | 9 | 2.35 | 20 | 47.00 | |
|  Stopa, Jacek | g | | 2374 | POL | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Nguyen, James L | | | 2131 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Ren, Jesse | | | 2146 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Johnson, Donald | f | | 2175 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Zaloznyy, Mike | c | | 2172 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Campos, Augusto | m | | 2291 | CUB | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Barrientos, Sergio | g | | 2469 | COL | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Kretchetov, Alexandre | f | | 2203 | RUS | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Mahajan, Rushaan | f | | 2228 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | |
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) | | | | 10th Annual Washington International - Championship | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2253 | 1.50 | 4 | -1.57 | 20 | -31.40 | |
| | Samuelson, Andrew | f | | 2006 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Gangavarapu, Sreekar | | | 2039 | USA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Slade, Theodore Luke | | | 1991 | ENG | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Kung, Thomas | | | 2124 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | |
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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