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Individual Calculations September 2021 |
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| Butusina, Samuel Total change: 13.40 | |   |
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| Arad Open 2021 - U 2000 | Arad | ROU | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1823 | 6.50 | 9 | 0.67 | 20 | 13.40 | |
|  Kumar, Ambar-David | | | 1450 | ROU | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Dascalescu, Petru | | | 1423 * | ROU | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Paraschiv, Petronela-Alexandra | | | 1977 | ROU | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Hirsu, Adrian | | | 1639 | ROU | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Cazan, Andrei | | | 1704 | ROU | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Bejan, Sergiu | | | 1909 | MDA | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Homone, Daniel-Ifrim | | | 1602 | ROU | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Laszlo, Zoltan-Imre | | | 1768 | ROU | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Rujan, Rodel-Marinel | | | 1765 | ROU | 0.50 | 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) | | |
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