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Individual Calculations February 2018 |
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| Goldberg, Shmuel Total change: 74.80 | |   |
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| Nat. Ch. Quarterfinal 2017-18 Jeruchess | Jerusalem | ISR | 2017-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1611 | 3.50 | 5 | 3.01 | 20 | 60.20 | |
|  Weinstein, Shaul | | | 1951 | ISR | 1.00 | 1 | 0.88 | 20 | 17.60 | |  Vaisberg, Michael | | | 2011 * | ISR | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Lerner, Malkiel | | | 1960 | ISR | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Pravdivetz, Vladimir | | | 1975 | ISR | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Moskovich, Daniel | | | 2011 * | ISR | 1.00 | 1 | 0.92 | 20 | 18.40 | | | * 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) | | | | 2017 SA Inter Regional | Boksburg | RSA | 2018-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1719 | 1.50 | 2 | 0.73 | 20 | 14.60 | |
| | Fisher, Michelle M | | wf | 1730 | RSA | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Tlale, Tshepang | | wm | 1874 | RSA | 1.00 | 1 | 0.71 | 20 | 14.20 | |
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) | | |
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