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Individual Calculations October 2022 |
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| Qi, Jenny Total change: 100.00 | |   |
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| 2022 CalChess State Open Class Championship - Class A | Milpitas, California | USA | 2022-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1550 | 1442 | 3.00 | 5 | 1.21 | 40 | 48.40 | |
|  Suarez, Sebastian | | | 1615 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Sawhney, Yuvraj Singh | | | 1551 | USA | 1.00 | 1 | 0.65 | 40 | 26.00 | |  Ho, Michael S | | | 1644 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Nathan, Arjun | | | 1420 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Vale Cruz, Armin | | | 1518 | USA | 1.00 | 1 | 0.60 | 40 | 24.00 | |
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) | | | | 21st Donnelly Memorial Championship - U2000 | San Francisco, California | USA | 2022-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1654 | 1442 | 2.00 | 3 | 1.29 | 40 | 51.60 | |
| | Powers, Christopher | | | 1672 | USA | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Perlov, Daniel Robert | | | 1562 | USA | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Molodyk, Mikhail Alexandrovich | | | 1728 | RUS | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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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