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Rapid:
Individual Calculations December 2017 |
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| Zak, Uriel Total change: -3.60 | |   |
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| Adi Rosen Memorial Rapid 04.11.17 A | Shoham | ISR | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 2301 | 3.50 | 5 | 0.22 | 20 | 4.40 | |
|  Kremer, Pavel | | | 1998 | ISR | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Tratatovici, Dan | | | 2154 | ISR | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Bitensky, Igor | m | | 2332 | ISR | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Astman, Haim | | | 1901 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Reshef, Omer | m | | 2415 | ISR | 0.50 | 1 | 0.16 | 20 | 3.20 | | | * 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) | | | | Shahar Arad Memorial Kfar Saba open rapid ch. 2017 A | Kfar Saba | ISR | 2017-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2301 | 3.50 | 5 | -0.40 | 20 | -8.00 | |
| | Cohen, Amir | | | 1901 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ben Ari, Yannay | | | 1901 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mikhalevski, Victor | g | | 2519 | ISR | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Milikow, Elie | | | 1901 * | ISR | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Zemach, Roee | | | 1901 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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