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Individual Calculations September 2009 |
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| Weisbuch, Udi Total change: 14.70 | |   |
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| ISR 2nd League North 2009 | Various | ISR | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2285 | 2302 | 4.00 | 7 | 0.33 | 15 | 4.95 | |
|  Kraidman, Yair | g | | 2290 | ISR | 0.00 | 1 | -0.52 | 15 | -7.80 | |  Grinshpun, Eduard | m | | 2433 | RUS | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Aharon, Ofir | | | 2142 | ISR | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Areliuk, Michael | | | 2262 | ISR | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Lerner, Oleg | | | 2262 | ISR | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Bernstein, David | | | 2373 | ISR | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Vitebsky, Georgy | | | 2231 | ISR | 1.00 | 1 | 0.40 | 15 | 6.00 | |
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) | | | | KFS Weekend 2009 | Kfar Saba | ISR | 2009-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2302 | 3.50 | 5 | 0.65 | 15 | 9.75 | |
| | Efroimski, Marsel | | wf | 2066 | ISR | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Marcovici, Adrian | | | 2118 | ISR | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Atnilov, Bela | | | 2110 | ISR | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Tseitlin, Mark D | g | | 2393 | ISR | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Erenburg, Sergey | g | | 2564 | ISR | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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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