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Individual Calculations August 2022 |
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| Zhang, Nathaniel Albion Total change: -73.20 | |   |
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| 50th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2022-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 2122 | 5.50 | 8 | -0.80 | 40 | -32.00 | |
|  Min, Ryan | | | 1797 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Tkachenko, Erik | | | 1992 | USA | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Vega, Isaac | | | 1735 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Eisenhauer, Stephen E | | | 1673 | USA | 0.50 | 1 | -0.44 | 40 | -17.60 | | | Chinchwadkar, Om | | | 1722 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Wray, Laverne | | | 2066 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Lombardi, Oliver P | | | 1978 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Ravdanlkhumbuu, Amgalanbaatar | | | 1966 | MGL | 0.00 | 1 | -0.71 | 40 | -28.40 | | | * 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) | | | | 27th annual Pacific Coast Open Premier | Los Angeles, CA | USA | 2022-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 2068 | 2.50 | 6 | -1.03 | 40 | -41.20 | |
| | Kaleeswaran, Jaisuraj | | | 1893 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Mikaelyan, Arman | g | | 2507 | ARM | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Leano, Bryan B | | | 1874 | USA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Hong, Pearson | | | 1798 | USA | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Costello, Alexander John | m | | 2232 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Ward, Noah | | | 1735 | USA | 0.00 | 1 | -0.88 | 40 | -35.20 | |
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) | | |
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