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Individual Calculations April 2023 |
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| Yang, Jack Nathaniel Total change: 51.60 | |   |
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| 8th Annual Magnus High School and Junior High Chess League - March 2023 | New York, NY | USA | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1805 | 1.50 | 2 | 0.21 | 40 | 8.40 | |
|  Kazan, Jude | | | 1547 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Chakravarty, Aritr | | | 1827 | USA | 0.50 | 1 | 0.03 | 40 | 1.20 | |
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) | | | | "FENIKS" OPEN BRANICEVSKOG OKRUGA 2023 | Pozarevac | SRB | 2023-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1805 | 3.00 | 5 | 1.08 | 40 | 43.20 | |
| | Njegic, Vladimir | | | 2172 | SRB | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Poleksic, Dusan | | | 2121 | SRB | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Ilic, Aleksandar | | | 2112 | SRB | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Tadic, Stefan M | | | 1405 * | SRB | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Petrovic, Dusan Z | | | 1708 | SRB | 1.00 | 1 | 0.37 | 40 | 14.80 | | | * 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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