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Individual Calculations July 2021 |
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| Opaska, Michael Total change: 1.20 | |   |
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| 2021 National Open - Under 2100 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1946 | 3.50 | 5 | 0.06 | 20 | 1.20 | |
|  Talghader, John Aidan | | | 1806 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Petrosyan, Alexander | | | 1842 | ARM | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Parvathaneni, Nikhil | | | 1546 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Klein, Ethan J | | | 1953 | USA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Mathe, Lennart H | | | 1799 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | * 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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