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Individual Calculations February 2018 |
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| Postny, Evgeny Total change: 16.80 | |   |
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| Chess Festival Groningen 2017 - Open A | Groningen | NED | 2017-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2436 | 2581 | 7.00 | 9 | 1.01 | 10 | 10.10 | |
|  Guelsen, Taylan | | | 2213 | GER | 1.00 | 1 | 0.10 | 10 | 1.00 | |  De Jong, Migchiel | m | | 2331 | NED | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Stoyanov, Tsvetan | f | | 2242 | FID | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Pel, Bonno | f | | 2247 | NED | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Tiviakov, Sergei | g | | 2583 | NED | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Pruijssers, Roeland | g | | 2543 | NED | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Plat, Vojtech | g | | 2567 | CZE | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Turov, Maxim | g | | 2618 | RUS | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Kryakvin, Dmitry | g | | 2580 | RUS | 1.00 | 1 | 0.50 | 10 | 5.00 | |
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 Team Championship 2018 Round 1-4 | various | ISR | 2018-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2395 | 2574 | 3.50 | 4 | 0.67 | 10 | 6.70 | |
| | Aharon, Ofir | f | | 2288 | ISR | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Smirin, Ilia | g | | 2613 | ISR | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Tratatovici, Dan | | | 2208 | ISR | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Givon, Asaf | m | | 2470 | ISR | 1.00 | 1 | 0.36 | 10 | 3.60 | |
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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