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Individual Calculations September 2023 |
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| Lenderman, Aleksandr Total change: -14.20 | |   |
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| July 2023 Marshall Premier | New York, NY | USA | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2547 | 4.00 | 5 | -0.16 | 10 | -1.60 | |
|  Gutnik, Aleksandr | | | 2147 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Rand, Steven | | | 1982 | USA | 1.00 | 1 | 0.02 | 10 | 0.20 | | | Chen, Justin | f | | 2375 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Rohde, Michael A | g | | 2340 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Lapshun, Yury | m | | 2344 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | * 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) | | | | 2023 Summer Chess Classic - B | Saint Louis, Missouri USA | USA | 2023-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2517 | 2547 | 3.00 | 9 | -1.88 | 10 | -18.80 | |
| | Jacobson, Brandon | g | | 2537 | USA | 0.00 | 1 | -0.51 | 10 | -5.10 | | | Mikaelyan, Arman | g | | 2521 | ARM | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Budisavljevic, Luka | g | | 2495 | SRB | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Batsuren, Dambasuren | g | | 2519 | MGL | 0.00 | 1 | -0.54 | 10 | -5.40 | | | Moradiabadi, Elshan | g | | 2524 | USA | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Lomasov, Semyon | g | | 2542 | ISR | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Hong, Andrew | g | | 2525 | USA | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Chandra, Akshat | g | | 2469 | USA | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Wang, Justin | m | | 2520 | USA | 0.50 | 1 | -0.04 | 10 | -0.40 | |
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) | | | | 55th annual Atlantic Open - Major | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2212 | 2547 | 4.50 | 5 | 0.62 | 10 | 6.20 | |
| | Wu, Nathan Ping-Ying | | | 1846 | CAN | 1.00 | 1 | 0.01 | 10 | 0.10 | | | Diao, Matthew Guo | | | 2147 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kalpaka, Vaibhav Robinjith | | | 1963 | IND | 1.00 | 1 | 0.02 | 10 | 0.20 | | | Gazik, Viktor | g | | 2550 | SVK | 1.00 | 1 | 0.50 | 10 | 5.00 | | | Corrales Jimenez, Fidel | g | | 2554 | USA | 0.50 | 1 | 0.01 | 10 | 0.10 | | | * 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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