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Rapid:
Individual Calculations April 2015 |
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| Serebrennikov, Dmytro Total change: 9.00 | |   |
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| Ukraine Boys Under 14 Chess Championship 2015 (rapid) | Vinnytsia | UKR | 2015-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1244 | 0.00 | 5 | -0.46 | 20 | -9.20 | |
|  Baidetskyi, Valentin | | | 1644 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Anikieiev, Artem | | | 1644 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Chaikovsky, Vladyslav | | | 1644 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kelbas, Yaroslav | | | 1644 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Ludishev, Artem | | | 1558 | UKR | 0.00 | 1 | -0.14 | 20 | -2.80 | | | * 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) | | | | Step-4 chess Federation of Vinnytsia region (rapid) | Vinnytsia | UKR | 2015-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 1244 | 1.50 | 6 | 0.91 | 20 | 18.20 | |
| | Shvayger, Alexandr | | | 1644 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Darmin, Denys | | | 1644 * | UKR | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Kosich, Lesia | | | 1644 * | UKR | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Tregubov, Oleksandr | | | 1644 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Zaverukha, Andrii | | | 1644 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mazur, Grygoriy | | | 1495 | UKR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | * 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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