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Individual Calculations July 2023 |
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| Gajcin, Marina Total change: -0.80 | |   |
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| Dubai Open Chess Tournament 2023 - A | Dubai | UAE | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2351 | 2256 | 2.50 | 9 | -0.90 | 20 | -18.00 | |
|  Davtyan, Artur | m | | 2506 | ARM | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Badelka, Olga | m | wg | 2406 | FID | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Al Qudaimi, Basheer | m | | 2401 | YEM | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Ahmed, Ali Layth Ahmed | f | | 2224 | IRQ | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Al Hosani, Omran | m | | 2270 | UAE | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Sibashvili, Giorgi | m | | 2408 | GEO | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Chernobay, Artem | g | | 2484 | RUS | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Averin, Nikolay | f | | 2259 | FID | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Blagojevic, Tijana | | wm | 2203 | SRB | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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) | | | | 17. Pojedinacno prvenstvo Srbije za zene | Senta | SRB | 2023-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 2252 | 7.50 | 9 | 0.86 | 20 | 17.20 | |
| | Djukic, Sandra | | wm | 2107 | SRB | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Drljevic, Ljilja | | wm | 2156 | SRB | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Manakova, Maria | | wg | 2146 | SRB | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Chelushkina, Irina | | wg | 2189 | SRB | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Eric, Jovana | | wg | 2210 | SRB | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Tadic, Ana | | | 1853 | SRB | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jovanovic, Anja | | | 1929 | SRB | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Stankovic, Marija | | | 1852 * | SRB | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ostojic, Katarina | | wf | 1989 | SRB | 0.50 | 1 | -0.32 | 20 | -6.40 | | | * 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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