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Individual Calculations October 2023 |
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| Jacobson, Aaron Total change: 57.60 | |   |
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| Open Internacional de Sants - Ciutat de Barcelona 2023 | Barcelona | ESP | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2269 | 2343 | 6.50 | 9 | 1.17 | 20 | 23.40 | |
|  Guix Torres, David | | | 1965 | ESP | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Sorroche Martin, Jose Maria | f | | 2125 | ESP | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Alekseenko, Kirill | g | | 2675 | AUT | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Moya Nunez, Pau Salvador | | | 2167 | ESP | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Urbina Quiroz, Edwin | | | 2120 | CRC | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Bringas Gomez, Artai | c | | 2220 | ESP | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Bas Mas, Jose Joaquin | f | | 2203 | ESP | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Berdayes Ason, Dylan Isidro | g | | 2480 | CUB | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Cardoso Cardoso, Jose Gabriel | g | | 2468 | COL | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | Marshall Thursday Open 6 | New York, NY | USA | 2023-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 2343 | 1.00 | 1 | 0.08 | 20 | 1.60 | |
| | Chua, Cyril | | | 1943 * | SGP | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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 Marshall Chess Club Labor Day GM Norm Invitational | New York, NY | USA | 2023-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2394 | 2343 | 5.50 | 9 | 1.63 | 20 | 32.60 | |
| | Ibrohimov, Ikrom | f | | 2269 | TJK | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Luo, Terry | f | | 2352 | USA | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Huston, Gus | f | | 2439 | USA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Nakada, Akira | f | | 2369 | USA | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Paragua, Mark | g | | 2433 | PHI | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Hardaway, Brewington | f | | 2378 | USA | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Chen, Justin | f | | 2376 | USA | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Barbosa, Oliver | g | | 2476 | PHI | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Nagy, Gabor | g | | 2452 | HUN | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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) | | |
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