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Individual Calculations February 2023 |
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| Boutikos, Eleftherios Total change: 72.00 | |   |
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| 5th open Nikolaos Giamarelos 2023 - A group | Chalkida | GRE | 2023-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1528 | 4.00 | 7 | 1.58 | 40 | 63.20 | |
|  Anemogianni, Savvina | | | 1187 | GRE | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Stefan, Victor | | | 2058 | GRE | 0.50 | 1 | 0.47 | 40 | 18.80 | | | Skembris, Spyridon | g | | 2385 | GRE | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Kiryttopoulos, Panagiotis Aris | | | 1511 | GRE | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Betsakos, Konstantinos | | | 2039 | GRE | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Stavropoulos, Sotirios | | | 1388 | GRE | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Liamos, Asterios | | | 1716 | GRE | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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) | | | | 9th youth U16 tournament SA Sykeon Jan 2023 - A | Thessaloniki | GRE | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1352 | 1528 | 4.50 | 6 | 0.22 | 40 | 8.80 | |
| | Ioannidis, Konstantinos I | | | 1125 | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Giakoustidou, Evgenia | | | 1297 | GRE | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Chalkias, Michail Panagiotis | | | 1373 | GRE | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Papakyriakou, Charalampos | | | 1462 | GRE | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Nakitsas, Stergios | | | 1355 | GRE | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Mantazis, Georgios Rafail | | | 1498 | GRE | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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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