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Individual Calculations September 2018 |
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| Kovalchuk, Alexey Total change: -17.70 | |   |
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| XIII Astrakhan Open A | Astrakhan | RUS | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2157 | 2429 | 5.50 | 9 | -1.77 | 10 | -17.70 | |
|  Permin, Viktor | | | 2029 * | RUS | 0.50 | 1 | -0.42 | 10 | -4.20 | |  Mesnyankin, Nikita | | | 2145 | RUS | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Chernyavsky, Alexander | f | | 2368 | RUS | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Kalambetov, Anton | | | 2029 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Dudin, Denis | | | 2176 | RUS | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Mnatsakanian, Arsen | | | 2114 | RUS | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Stambulian, Arsen | m | | 2340 | ARM | 0.00 | 1 | -0.62 | 10 | -6.20 | | | Borisov, Sergey | | | 2029 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Gitelson, Arkady | | | 2187 | RUS | 0.00 | 1 | -0.80 | 10 | -8.00 | | | * 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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