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Individual Calculations January 2017 |
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| Parrella, Alfredo Total change: 9.00 | |   |
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| OP 1 Roma citta' aperta | Roma | ITA | 2016-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2115 | 5.00 | 9 | 0.45 | 20 | 9.00 | |
|  Girgenti, Giuseppe | | | 1922 | ITA | 0.50 | 1 | -0.25 | 20 | -5.00 | |  Messina, Giuseppe Ottavio | | | 1944 | ITA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Menichelli, Alessandro | | | 2004 | ITA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Buffoni, Luca | | | 1715 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kollars, Dmitrij | m | | 2505 | GER | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Primavera, Federico | | | 1897 | ITA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Sonis, Francesco | f | | 2402 | ITA | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Carnicelli, Valerio | f | | 2275 | ITA | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Hoolt, Sarah | | wg | 2374 | GER | 0.00 | 1 | -0.18 | 20 | -3.60 | | | * 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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