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Individual Calculations May 2013 |
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| Avrukh, Boris Total change: 3.70 | |   |
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| Oberliga Wuerttemberg 2012/2013 | Wuerttemberg | GER | 2012-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2279 | 2596 | 2.00 | 3 | -0.58 | 10 | -5.80 | |
|  Braeuning, Rudolf Wilhelm | f | | 2385 | GER | 0.00 | 1 | -0.77 | 10 | -7.70 | |  Kabisch, Thilo | | | 2236 | GER | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Fritsch, Rolf | | | 2216 | GER | 1.00 | 1 | 0.09 | 10 | 0.90 | |
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) | | | | Dugo Fridman Memorial 2013 A | Rishon Le-Zion | ISR | 2013-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2373 | 2583 | 3.50 | 5 | -0.27 | 10 | -2.70 | |
| | Zalkind, Konstantin | f | | 2243 | ISR | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Tseitlin, Mark D | g | | 2380 | ISR | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Kobo, Ori | | | 2294 | ISR | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Gruenfeld, Yehuda | g | | 2433 | ISR | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Soffer, Ram | g | | 2516 | ISR | 0.50 | 1 | -0.09 | 10 | -0.90 | |
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) | | | | Israel National Champ 2013 | Acre | ISR | 2013-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2549 | 2572 | 6.00 | 9 | 1.22 | 10 | 12.20 | |
| | Nakar, Eylon | m | | 2390 | ISR | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Steinberg, Nitzan | | | 2425 | ISR | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Popilski, Gil | g | | 2523 | ISR | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Smirin, Ilia | g | | 2663 | ISR | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Postny, Evgeny | g | | 2635 | ISR | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Nabaty, Tamir | g | | 2564 | ISR | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Golod, Vitali | g | | 2573 | ISR | 1.00 | 1 | 0.50 | 10 | 5.00 | | | Mikhalevski, Victor | g | | 2530 | ISR | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Rodshtein, Maxim | g | | 2639 | ISR | 0.50 | 1 | 0.09 | 10 | 0.90 | |
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) | | |
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