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Individual Calculations January 2020 |
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| Hoffmann, Yair Total change: -4.00 | |   |
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| Elitzur Petah Tikva IM Autumn 2 | Petach Tikva | ISR | 2019-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2300 | 2274 | 4.00 | 9 | -0.18 | 40 | -7.20 | |
|  Tzidkiya, Yeshaayahu | f | | 2325 | ISR | 1.00 | 1 | 0.57 | 40 | 22.80 | |  Vagman, Roy | c | | 2087 | ISR | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Nedobora, Mikhail | m | | 2362 | UKR | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Kudischewitsch, David | m | | 2349 | RUS | 0.50 | 1 | 0.10 | 40 | 4.00 | | | , | m | | 2327 | RUS | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Li Min, Peng | m | | 2454 | UKR | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Aizenberg, Benny | | | 2252 | ISR | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Kupervaser, Erez | | | 2288 | ISR | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Aroesti, Roee | f | | 2252 | ISR | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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) | | | | Artzit Youth League - Central (Weekday) 2019/20 Round 4-5 | Various | ISR | 2019-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 2263 | 1.00 | 1 | 0.08 | 40 | 3.20 | |
| | Neeman, Ori | | | 1863 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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