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Individual Calculations April 2008 |
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| Bykhovsky, Anatoly Total change: 3.90 | |   |
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| Israel U20 League 2008 | Various | ISR | 2007-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2284 | 2364 | 4.50 | 5 | 1.57 | 10 | 15.70 | |
|  Caspi, Israel | | | 2377 | ISR | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Levin, Elad | | | 2036 | ISR | 1.00 | 1 | 0.13 | 10 | 1.30 | |  Nikolaiev, Yuri | | | 2114 | ISR | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Kaplan, Sasha | m | | 2466 | ISR | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Nabaty, Tamir | | | 2426 | ISR | 1.00 | 1 | 0.59 | 10 | 5.90 | |
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) | | | | Elitzur Winter 2008 | Petach Tikva | ISR | 2007-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2305 | 2364 | 4.50 | 9 | -0.71 | 10 | -7.10 | |
| | Cohen, Or | | | 2280 | ISR | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Kaganskiy, Gleb | f | | 2293 | RUS | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Nedobora, Mikhail | m | | 2421 | UKR | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Axelrod, Arie | | | 2270 | ISR | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Kudischewitsch, David | m | | 2325 | RUS | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Nesterovsky, Alex | | | 2176 | ISR | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Alexikov, Alexander | m | | 2407 | UKR | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Porat, Ido | f | | 2275 | ISR | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Arlinsky, Uriel | | | 2299 | ISR | 1.00 | 1 | 0.41 | 10 | 4.10 | |
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) | | | | Gonen Memorial 2008 | Beer Sheva | ISR | 2008-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2398 | 2390 | 1.00 | 3 | -0.47 | 10 | -4.70 | |
| | Gershkowich, David | f | | 2312 | ISR | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Khmelniker, Ilya | m | | 2469 | ISR | 0.00 | 1 | -0.39 | 10 | -3.90 | | | Livshits, Gaby | m | | 2414 | ISR | 0.00 | 1 | -0.47 | 10 | -4.70 | |
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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