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Individual Calculations July 2023 |
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| Oberoi, Shelev Total change: -35.60 | |   |
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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 |
| 2126 | 2229 | 3.00 | 7 | -1.16 | 20 | -23.20 | |
|  Altucher, James | | | 1829 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Mardov, Dimitar | m | | 2461 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Heller, Jack | | | 1842 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Mitkov, Nikola | g | | 2477 | MKD | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Chang, Max | | | 1823 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wang, Kevin | m | | 2410 | USA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Ehsani, Yassamin | | wf | 2037 | USA | 0.00 | 1 | -0.75 | 20 | -15.00 | | | * 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) | | | | 1000GM Las Vegas Summer Super Swiss 2023 | Las Vegas, Nevada | USA | 2023-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2229 | 5.00 | 9 | -0.18 | 20 | -3.60 | |
| | Mikaelyan, Arman | g | | 2523 | ARM | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Eckert, Doug | f | | 2075 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Tang, Dylan | | | 2129 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Pullela, Sricharan | | | 1996 | USA | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Tolentino, Patrick | | | 2065 | CAN | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Iinuma, Paul | | | 2056 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Chen, Ryo | m | | 2406 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Qin, Vincent | | | 1908 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Ostrovskiy, Alexandr | m | | 2379 | USA | 1.00 | 1 | 0.70 | 20 | 14.00 | |
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 National Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2229 | 3.00 | 7 | -0.44 | 20 | -8.80 | |
| | Mikaelyan, Arman | g | | 2523 | ARM | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Kukavica, Tony | | | 1952 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Schmakel, Sam | m | | 2416 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Wen, Tommy | f | | 2433 | USA | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Boros, Denes | g | | 2400 | HUN | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Dai, Xuli | | | 1914 | USA | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Gustafson, Corbin | | | 1951 | USA | 0.00 | 1 | -0.83 | 20 | -16.60 | |
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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