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Individual Calculations February 2019 |
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| Gorodetzky, David Total change: 1.50 | |   |
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| Israel National Team Championship 2019 Round 1-2 | Various | ISR | 2019-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2523 | 2447 | 1.00 | 2 | 0.20 | 10 | 2.00 | |
|  Postny, Evgeny | g | | 2623 | ISR | 0.50 | 1 | 0.23 | 10 | 2.30 | |  Abergel, Thal | g | | 2422 | FRA | 0.50 | 1 | -0.03 | 10 | -0.30 | |
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) | | | | Elite Youth League - North 2018/9 Playoff | Various | ISR | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2409 | 2447 | 0.50 | 1 | -0.05 | 10 | -0.50 | |
| | Erenberg, Ariel | m | | 2409 | ISR | 0.50 | 1 | -0.05 | 10 | -0.50 | |
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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