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Individual Calculations January 2010 |
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| Aharon, Ofir Total change: -57.00 | |   |
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| World Junior Championships U20 (Boys) | Puerto Madryn, Chubut | ARG | 2009-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2211 | 2192 | 3.50 | 11 | -1.77 | 15 | -26.55 | |
|  Vocaturo, Daniele | g | | 2510 | ITA | 0.00 | 1 | -0.13 | 15 | -1.95 | |  Guo-Yuthok, Sherab | | | 1966 | AUS | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Shyam, Sundar M | m | | 2403 | IND | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Maldonado, Federico | | | 2003 | ARG | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Dole, Anant | | | 2060 | RSA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Tristan, Leonardo | m | | 2412 | ARG | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Can, Emre | m | | 2455 | TUR | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Stavrianakis, Ioannis | | | 2273 | GRE | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Kokol, Peter | f | | 2322 | SLO | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Lehtimaki, Tero | | | 2000 | FIN | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Ramos, Vasco Miguel De Matos | | | 1915 | POR | 1.00 | 1 | 0.17 | 15 | 2.55 | |
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) | | | | MadaTech Intl 2009 | Haifa | ISR | 2009-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2330 | 2187 | 1.50 | 9 | -1.31 | 15 | -19.65 | |
| | Axelrod, Arie | f | | 2316 | ISR | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Kudischewitsch, David | m | | 2378 | RUS | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Bykhovsky, Avigdor | g | | 2395 | RUS | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Goldin, Roman | | | 2287 | ISR | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Zilberman, Yaacov | g | | 2446 | ISR | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Miller, Evgeny | | | 2293 | CAN | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Gershkowich, David | f | | 2330 | ISR | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Fraas, Martin | | | 2215 | SVK | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Kaplivatski, Alexander | f | | 2313 | ISR | 0.50 | 1 | 0.17 | 15 | 2.55 | |
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) | | | | Ashdod Festival 2009 | Ashdod | ISR | 2009-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2187 | 2.50 | 6 | -0.72 | 15 | -10.80 | |
| | Klenburg, Mikhail | m | | 2433 | UKR | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Bar, Aviv | | | 1953 | ISR | 0.00 | 1 | -0.79 | 15 | -11.85 | | | Levine, Yonatan | | | 2080 | ISR | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Berenboym, Igor | | | 2065 | ISR | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Kataev, Simcho | f | | 2294 | RUS | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Boruchovsky, Avital | | | 2139 | ISR | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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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