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Individual Calculations July 2023 |
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| Rodriguez Rivera, Pedro Total change: -20.40 | |   |
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| 2023 1000GM Memorial Day Open - Expert | Sunnyvale, CA | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 2156 | 3.50 | 6 | -1.77 | 10 | -17.70 | |
|  Jin, David | | | 1756 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Wen, Kally | | wc | 1762 | USA | 0.00 | 1 | -0.92 | 10 | -9.20 | | | Patil, Yashas | | | 1640 | USA | 1.00 | 1 | 0.04 | 10 | 0.40 | | | Palmero Martinez, Rachel | | wf | 2070 | CUB | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Yao, Hanchi | | | 1743 | USA | 0.50 | 1 | -0.43 | 10 | -4.30 | | | Parvathaneni, Nikhil | | | 1750 | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | * 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) | | | | Leonid Shamkovich Memorial Invitational | Naperville, IL | USA | 2023-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2156 | 3.00 | 9 | -0.27 | 10 | -2.70 | |
| | Chirilov, James | | | 2106 | USA | 0.00 | 1 | -0.57 | 10 | -5.70 | | | Kaplan, Avi Harrison | | | 2146 | USA | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Nagy, Gabor | g | | 2468 | HUN | 0.00 | 1 | -0.14 | 10 | -1.40 | | | Wongso, Steve | | | 2069 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Lima, Darcy | g | | 2448 | BRA | 1.00 | 1 | 0.85 | 10 | 8.50 | | | Rorrer, Grayson | f | | 2263 | USA | 0.00 | 1 | -0.35 | 10 | -3.50 | | | Yu, Jiangwei | | | 2214 | CHN | 1.00 | 1 | 0.58 | 10 | 5.80 | | | Ezat, Mohamed | m | | 2402 | EGY | 0.00 | 1 | -0.19 | 10 | -1.90 | | | Putnam, Liam | f | | 2292 | USA | 0.00 | 1 | -0.32 | 10 | -3.20 | |
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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