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Individual Calculations July 2009 |
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| Alterman, Boris Total change: 7.70 | |   |
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| Israel National League 2009 | Various | ISR | 2009-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2488 | 2572 | 7.50 | 11 | 0.77 | 10 | 7.70 | |
|  Manor, Ilan | g | | 2490 | ISR | 1.00 | 1 | 0.39 | 10 | 3.90 | |  Rozentalis, Eduardas | g | | 2590 | LTU | 1.00 | 1 | 0.53 | 10 | 5.30 | | | Nedobora, Mikhail | m | | 2425 | UKR | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Caspi, Israel | m | | 2402 | ISR | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Abergel, Thal | g | | 2509 | FRA | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Bar, Roman | m | | 2442 | ISR | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Rechlis, Gad | g | | 2456 | ISR | 0.00 | 1 | -0.66 | 10 | -6.60 | | | Murey, Jacob | g | | 2403 | ISR | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Porat, Shi | m | | 2459 | ISR | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Kogan, Artur | g | | 2541 | ISR | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Rodshtein, Maxim | g | | 2650 | ISR | 0.50 | 1 | 0.11 | 10 | 1.10 | |
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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