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Individual Calculations July 2023 |
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| Jacobson, Brandon Total change: -11.00 | |   |
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| 2023 National Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2426 | 2557 | 6.00 | 9 | 0.12 | 10 | 1.20 | |
|  Rajmohan, Vikram | | | 2157 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Atoufi, Pedram | f | | 2238 | IRI | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Flores Quillas, Diego | m | | 2353 | PER | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Moreby, James | f | | 2350 | ENG | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Ghaemmaghami, Ehsan | g | | 2479 | IRI | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Stearman, Josiah | m | | 2421 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Nyzhnyk, Illia | g | | 2641 | UKR | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Khanin, Semen | g | | 2566 | RUS | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Durarbayli, Vasif | g | | 2627 | AZE | 0.00 | 1 | -0.40 | 10 | -4.00 | | | * 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) | | | | 16th annual Philadelphia International | Philadelphia, PA | USA | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2312 | 2557 | 3.50 | 6 | -1.22 | 10 | -12.20 | |
| | Johnson, Donald | f | | 2160 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Luo, Terry | f | | 2353 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Leiva, Giuseppe | m | | 2405 | PER | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Sinha, Sahil | m | | 2317 | USA | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Wang, Jeffery | | | 2165 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Rahul, Srivatshav Peddi | g | | 2470 | IND | 0.00 | 1 | -0.62 | 10 | -6.20 | |
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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