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Individual Calculations September 2017 |
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| Zilberman, Yaacov Total change: -27.70 | |   |
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| Kfar Saba Weekend 2017 A | Kfar Saba | ISR | 2017-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2201 | 2388 | 2.00 | 5 | -1.68 | 10 | -16.80 | |
|  Gokhvat, Peter | | | 2248 | ISR | 0.00 | 1 | -0.69 | 10 | -6.90 | |  Cohen Revivo, Shoham | | | 2249 | ISR | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Musyuk, Lior | | | 2086 | ISR | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Bronstein, Or | f | | 2276 | ISR | 0.00 | 1 | -0.65 | 10 | -6.50 | | | Gorshtein, Ido | | | 2145 | ISR | 0.50 | 1 | -0.30 | 10 | -3.00 | |
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) | | | | Herzliya Summer Festival 2017 Open A | Herzliya | ISR | 2017-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2392 | 4.00 | 7 | -1.09 | 10 | -10.90 | |
| | Milikow, Elie | | | 1992 * | ISR | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Calabrese, Gabriel | | | 2107 | ISR | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Zak, Uriel | m | | 2255 | ISR | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Tzidkiya, Yeshaayahu | | | 2156 | ISR | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Shutzman, Joseph | f | | 2282 | USA | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Bitensky, Igor | m | | 2345 | ISR | 0.00 | 1 | -0.57 | 10 | -5.70 | | | Aharonovich, Itamar | f | | 2294 | ISR | 0.50 | 1 | -0.13 | 10 | -1.30 | | | * 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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