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Individual Calculations July 2023 |
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| Kaplan, Avi H Total change: 7.03 | |   |
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| 32nd annual Chicago Open - Open Section | Wheeling, IL | USA | 2023-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2197 | 2146 | 3.00 | 8 | -0.68 | 19 | -12.92 | |
|  Cordova, Emilio | g | | 2543 | PER | 1.00 | 1 | 0.92 | 19 | 17.48 | |  Chandran, Kapil | f | | 2351 | USA | 0.50 | 1 | 0.26 | 19 | 4.94 | | | Zhang, Yuanchen | m | | 2306 | CAN | 0.00 | 1 | -0.29 | 19 | -5.51 | | | Liang, Awonder | g | | 2651 | USA | 0.00 | 1 | -0.04 | 19 | -0.76 | | | Sloan, Jed | c | | 2006 | USA | 0.50 | 1 | -0.19 | 19 | -3.61 | | | Ren, Jesse | | | 2005 | USA | 0.50 | 1 | -0.19 | 19 | -3.61 | | | Guha, Rohit | | | 1970 | USA | 0.00 | 1 | -0.73 | 19 | -13.87 | | | Mansurov, Yusuf | | | 1746 * | USA | 0.50 | 1 | -0.42 | 19 | -7.98 | | | * 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 |
| 2269 | 2146 | 3.50 | 9 | 0.32 | 19 | 6.08 | |
| | Nagy, Gabor | g | | 2468 | HUN | 0.00 | 1 | -0.13 | 19 | -2.47 | | | Rodriguez Rivera, Pedro | m | | 2156 | CUB | 0.50 | 1 | 0.01 | 19 | 0.19 | | | Lima, Darcy | g | | 2448 | BRA | 0.00 | 1 | -0.15 | 19 | -2.85 | | | Rorrer, Grayson | f | | 2263 | USA | 0.00 | 1 | -0.34 | 19 | -6.46 | | | Yu, Jiangwei | | | 2214 | CHN | 0.50 | 1 | 0.09 | 19 | 1.71 | | | Ezat, Mohamed | m | | 2402 | EGY | 0.00 | 1 | -0.19 | 19 | -3.61 | | | Putnam, Liam | f | | 2292 | USA | 0.50 | 1 | 0.20 | 19 | 3.80 | | | Chirilov, James | | | 2106 | USA | 1.00 | 1 | 0.44 | 19 | 8.36 | | | Wongso, Steve | | | 2069 | USA | 1.00 | 1 | 0.39 | 19 | 7.41 | |
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 Carolinas Classic - Championship | Charlotte, NC | USA | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 2110 | 3.00 | 5 | -0.27 | 19 | -5.13 | |
| | Koehl, Evan | | | 1822 | USA | 0.50 | 1 | -0.34 | 19 | -6.46 | | | Sattaru, Sritej Sai | | | 1866 | USA | 0.50 | 1 | -0.30 | 19 | -5.70 | | | Yehamandram, Yogeshwar | | | 1994 | USA | 1.00 | 1 | 0.34 | 19 | 6.46 | | | Lima, Darcy | g | | 2426 | BRA | 0.50 | 1 | 0.37 | 19 | 7.03 | | | Rajagopal, Adharsh | | | 1830 | USA | 0.50 | 1 | -0.34 | 19 | -6.46 | |
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 National Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 2110 | 5.00 | 9 | 0.14 | 19 | 2.66 | |
| | Niemann, Hans | g | | 2695 | USA | 0.00 | 1 | -0.02 | 19 | -0.38 | | | Wu, Andrew | | | 1901 | USA | 1.00 | 1 | 0.23 | 19 | 4.37 | | | Zhou, Jianchao | g | | 2546 | CHN | 0.00 | 1 | -0.06 | 19 | -1.14 | | | Widjaja, Luke | | | 1933 | USA | 0.50 | 1 | -0.23 | 19 | -4.37 | | | Beck, Alec | | | 1911 | USA | 1.00 | 1 | 0.24 | 19 | 4.56 | | | Fang, Elbert | | | 1825 | USA | 1.00 | 1 | 0.16 | 19 | 3.04 | | | Shlyakhtenko, Robert | m | | 2427 | USA | 0.00 | 1 | -0.13 | 19 | -2.47 | | | Tang, Austin | | | 1961 | USA | 0.50 | 1 | -0.20 | 19 | -3.80 | | | Gopalakrishnan, Kritin | | | 1808 | USA | 1.00 | 1 | 0.15 | 19 | 2.85 | |
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 Chicago Summer Open - Major | Schaumburg, IL | USA | 2023-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 2110 | 4.00 | 5 | 0.86 | 19 | 16.34 | |
| | Rao, Anjaneya Sripathy | | | 1830 | USA | 1.00 | 1 | 0.16 | 19 | 3.04 | | | Venkat, Abhyudhaya | | | 1827 | USA | 1.00 | 1 | 0.16 | 19 | 3.04 | | | Margvelashvili, Giorgi | g | | 2532 | GEO | 0.50 | 1 | 0.43 | 19 | 8.17 | | | Singh, Hersh | | | 2017 | USA | 0.50 | 1 | -0.13 | 19 | -2.47 | | | Stein, Josiah | | | 1906 | USA | 1.00 | 1 | 0.24 | 19 | 4.56 | |
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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