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Individual Calculations September 2009 |
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| Goikhman, Valentin Total change: 33.90 | |   |
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| ISR 2nd League South 2009 | Various | ISR | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2292 | 2209 | 5.00 | 9 | 1.50 | 15 | 22.50 | |
|  Pasman, Michael | f | | 2350 | ISR | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Lederer, Yoav | | | 2300 | ISR | 0.50 | 1 | 0.12 | 15 | 1.80 | |  Kataev, Simcho | | | 2309 | RUS | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Kagan, Yosef | f | | 2290 | ISR | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Gofman, Alex | | | 2304 | ISR | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Andreev, Dmitri | | | 2285 | ISR | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Tratatovici, Dan | | | 2122 | ISR | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Gutkin, Boris | | | 2271 | ISR | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Deutsch, Eyal | f | | 2393 | ISR | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | 2nd New York International | New York, NY | USA | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2232 | 2209 | 4.00 | 7 | 0.76 | 15 | 11.40 | |
| | Lenderman, Alex | m | | 2434 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Yagiz, Bora | | | 1910 | USA | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Getz, Alec | f | | 2229 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Barnett, Alexander | | | 2239 | USA | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Hammer, Dale M | | | 2215 | USA | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Zhao, Parker B | | | 2301 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Naranja, Renato C | m | | 2295 | PHI | 1.00 | 1 | 0.62 | 15 | 9.30 | |
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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