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Individual Calculations December 2017 |
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| Dvorsky, David Total change: 8.80 | |   |
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| Start of Season RG Masters 2017 B | Ramat Gan | ISR | 2017-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1431 | 1.00 | 3 | -1.13 | 20 | -22.60 | |
|  Bercovich, Asaf | | | 1195 | ISR | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Feldman, Amit | | | 1192 | ISR | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Leib, Yoni | | | 1407 | ISR | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | | | World Senior Championship 2017 over 65 | Acqui Terme | ITA | 2017-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1810 | 1431 | 2.50 | 10 | 1.57 | 20 | 31.40 | |
| | Hjertenes, Oystein | | | 1831 * | NOR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Henrichsen, Erland | | | 1831 * | NOR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bobbia, Mario | | | 1831 * | SUI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Gonzalez Pabollet, Jesus Maria S | | | 1822 | ESP | 0.50 | 1 | 0.41 | 20 | 8.20 | | | Del Nevo, Claudio | | | 1784 | ITA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Beltrami, Nerio | | | 1791 | ITA | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Rotelli, Pietro | | | 1831 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Cattoir, Harry | | | 1773 | BEL | 1.00 | 1 | 0.88 | 20 | 17.60 | | | Borras Julian, Teodoro | | | 1831 * | ESP | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Freeke, Kees | | | 1778 | NED | 0.00 | 1 | -0.11 | 20 | -2.20 | | | * 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) | | |
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