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Individual Calculations January 2023 |
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| Petkakis, Odysseas Total change: 36.80 | |   |
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| 11th RR SS Larisas - B | Larisa | GRE | 2022-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1200 | 1183 | 3.50 | 7 | 0.16 | 40 | 6.40 | |
|  Gkountouras, Miltiadis | | | 1174 | GRE | 1.00 | 1 | 0.49 | 40 | 19.60 | |  Balaskas, Stefanos | | | 1175 | GRE | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Providas, Konstantinos | | | 1093 | GRE | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Antoniou Tragoudas, Ioannis | | | 1236 | GRE | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Paidokoukis, Konstantinos | | | 1215 | GRE | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Petkaki, Danai | | | 1205 | GRE | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Sarsentos, Dimitrios | | | 1303 | GRE | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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) | | | | Open International Tournament Keravnos Dec 2022 - A | Thessaloniki | GRE | 2022-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1358 | 1183 | 2.50 | 6 | 0.76 | 40 | 30.40 | |
| | Antonov, Vasil | | | 1239 | BUL | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Ivanov, Andrey | | | 1500 | MKD | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Mantazis, Georgios Rafail | | | 1522 | GRE | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Kamnar, Daniel | | | 1125 | MKD | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Chalkias, Michail Panagiotis | | | 1367 | GRE | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Davitkova, Jovana | | | 1397 | MKD | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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