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Individual Calculations August 2023 |
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| O`cuilleanain, Oisin Total change: -33.40 | |   |
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| PRAGUE INTERNATIONAL CHESS FESTIVAL 2023 - FIDE open | Prague | CZE | 2023-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 2130 | 5.50 | 9 | 0.53 | 20 | 10.60 | |
|  Kong, Zi Yau Bernadette | | wc | 1730 * | SGP | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Soucek, Petr | c | | 2319 | CZE | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Domalchuk-Jonasson, Aleksandr | f | | 2359 | ISL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Guz, Ari | f | | 2334 | ISR | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Gullaksen, Eirik | m | | 2338 | NOR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Teo, Hong Ming | | | 1941 | SGP | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Bachhuber, Dominik | | | 1899 | GER | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Zemlicka, Vit | | | 1903 | CZE | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Kastelijn, Twan | | | 1902 | NED | 1.00 | 1 | 0.21 | 20 | 4.20 | | | * 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) | | | | Open Bohumin 2023 - A | Bohumin | CZE | 2023-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2130 | 4.50 | 9 | -0.16 | 20 | -3.20 | |
| | Kozelsky, Marek | | | 1902 | CZE | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Krajewska, Katarzyna | | | 1997 | POL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Malinowski, Damian | | | 2001 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Sramek, Vojtech | f | | 2255 | CZE | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Kubik, Rafal | | | 1962 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Sharon, Rafael | | | 1934 | IND | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Mroziak, Maciej | m | | 2338 | POL | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Drazic, Sinisa | g | | 2374 | SRB | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Chylewski, Patryk | m | | 2290 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | Slovakia Open PIESTANY 2023 - OPEN A | Piestany | SVK | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2221 | 2130 | 4.50 | 9 | 0.99 | 20 | 19.80 | |
| | Jablonicky, Martin | f | | 2400 | SVK | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Arvind, Ramnath Iyer | | | 1923 | IND | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Shirinyan, Daniel | | | 2055 | ENG | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Maryasin, Boris | m | | 2266 | ISR | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Pasti, Aron | f | | 2336 | HUN | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Warchol, Kamil | f | | 2008 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Kucharska, Honorata | | wf | 2246 | POL | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Reuker, Jari | m | | 2428 | GER | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Kolb, Tobias | f | | 2325 | GER | 0.00 | 1 | -0.25 | 20 | -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) | | | | CZECH OPEN 2023 - A | Pardubice | CZE | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2130 | 1.50 | 8 | -3.03 | 20 | -60.60 | |
| | Pantzar, Milton | m | | 2442 | SWE | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Kuznecova, Marija | | | 1967 | LAT | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Stinka, Jakub | f | | 2306 | CZE | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Neuhoff, Laertes | | | 1985 | GER | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Haubold, Sebastian | | | 1992 | GER | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Medunova, Vera | | wm | 2012 | CZE | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Budzisz, Adrian | | | 2037 | POL | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Svobodova, Michaela | | wf | 1954 | CZE | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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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