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Individual Calculations August 2023 |
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| Liu, Ethan Total change: -82.40 | |   |
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| 51st annual World Open - Open | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1949 | 2.50 | 7 | -0.91 | 40 | -36.40 | |
|  Lee, Alice | f | wm | 2390 | USA | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Karunakaran, Kapilan | | | 1766 | USA | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Gutla, Aryan | f | | 2344 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Aravindakshan, Sahana | | | 1791 | USA | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Li, Alex | | | 1696 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Sun, Kevin | | | 1789 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Ho, Cooper | | | 2097 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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) | | | | 2023 Charlotte Summer Open - Championship | Charlotte, NC | USA | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 1959 | 2.00 | 5 | -1.15 | 40 | -46.00 | |
| | Sargsyan, Anna | m | wg | 2359 * | ARM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Stoll, Jacob | | | 1783 | USA | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Panda, Ojas | | | 1685 | USA | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Chu, Alex Haoning | | | 1810 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Sheaf, Michael Anthony | | | 1708 | USA | 0.50 | 1 | -0.31 | 40 | -12.40 | | | * 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) | | |
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