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Individual Calculations May 2018 |
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| Rossi, Alejandro Oscar Total change: 19.20 | |   |
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| 49 Abierto Internacional Ciudad de Mar del Plata 2018 | Mar del Plata | ARG | 2018-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1725 | 2.50 | 8 | 0.28 | 40 | 11.20 | |
|  Meijer, Johannes | | | 2125 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Brizzi, Milagros Tatiana | | wm | 2039 | ARG | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Mollo, Juan Pablo | | | 2080 | ARG | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Nicosia, Mariano | | | 1448 | ARG | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Miranda Romo, Daniel | | | 1870 | CHI | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Perez Grizia, Jorge Adrian | | | 1919 | ESP | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Fernandez, Alejandro | | | 1946 | ARG | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Zaruski, Julio | | | 1894 | URU | 0.00 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | | | Torneo IRT Libreria Mariano | Mar del Plata | ARG | 2018-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1763 | 1725 | 2.00 | 4 | 0.20 | 40 | 8.00 | |
| | Cugat, Xavier | | | 1441 | ARG | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Zarlenga, Marcelo | | | 1986 | ARG | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Walz, Gabriel Matias | | | 1937 | ARG | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Lopardo, Pablo | | | 1686 | ARG | 0.50 | 1 | -0.05 | 40 | -2.00 | |
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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