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Individual Calculations April 2008 |
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| Tratatovici, Moise Total change: -55.50 | |   |
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| ISR 2nd League South 2007 | Various | ISR | 2007-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2245 | 2312 | 1.50 | 4 | -0.86 | 15 | -12.90 | |
|  Rapoport, Evgeny | | | 2212 | ISR | 0.00 | 1 | -0.64 | 15 | -9.60 | |  Ofek, Ram | | | 2283 | ISR | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Malisov, Boris | | | 2324 | ISR | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Hershkovich, Erez | | | 2160 | ISR | 1.00 | 1 | 0.30 | 15 | 4.50 | |
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) | | | | Kfar Saba Championship 2007 | Kfar Saba | ISR | 2007-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 2303 | 3.00 | 7 | -2.84 | 15 | -42.60 | |
| | Novik, Michael | | | 2033 | ISR | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Efroimski, Marsel | | | 1953 | ISR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Klevinskiy, David | | | 2132 | ISR | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Filosof, Asi | | | 1954 | ISR | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Ben Arzi, Ido | | | 1986 | ISR | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Mindlin, Alon | | | 1953 | ISR | 0.00 | 1 | -0.89 | 15 | -13.35 | | | Zak, Uri | | | 2119 | ISR | 0.00 | 1 | -0.74 | 15 | -11.10 | |
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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