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Individual Calculations January 2009 |
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| Batzolis, Georgios Total change: 11.50 | |   |
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| 3rd Intern. Youth Chess Meeting GREECE-BULGARIA | OREOKASTRO - THESSALONIKI | GRE | 2008-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1595 | 0.50 | 4 | -0.26 | 25 | -6.50 | |
|  Galunova, Tsveta | | | 1889 | BUL | 0.00 | 1 | -0.15 | 25 | -3.75 | |  Hristov, Nikolay1 | | | 1858 | BUL | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Nikolov, Mihail | | | 1802 | BUL | 0.50 | 1 | 0.27 | 25 | 6.75 | | | Kosturska, Yoana | | | 1840 | BUL | 0.00 | 1 | -0.20 | 25 | -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) | | | NOTE: K factor changed | | 3rd "IN MEMORIAL" Thessaloniki tournament 2008 | Thessaloniki | GRE | 2008-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1595 | 0.50 | 1 | 0.06 | 15 | 0.90 | |
| | Pantelidis, Hristos | | | 1637 | GRE | 0.50 | 1 | 0.06 | 15 | 0.90 | |
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) | | | NOTE: K factor changed | | 1st Youth (U14) Team Champion 2008 Thess.-Halk. | Tessaloniki - Halkidiki | GRE | 2008-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1773 | 1595 | 0.50 | 1 | 0.23 | 15 | 3.45 | |
| | Tompros, Andreas-Hristos | | | 1773 | GRE | 0.50 | 1 | 0.23 | 15 | 3.45 | |
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) | | | NOTE: K factor changed | | 12o BOYS INDIV. CHAMPIONSHIP U 18, ESSTHX | THESSALONIKI | GRE | 2008-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1796 | 1595 | 2.00 | 4 | 0.91 | 15 | 13.65 | |
| | Galopoulos, N | | | 1945 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Ballas, Athanasios-Panagiotis | | | 1488 | GRE | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Papadopoulos, Panayotis | | | 1885 | GRE | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Papathanasiou, Ageliki | | | 1866 | GRE | 0.50 | 1 | 0.33 | 15 | 4.95 | |
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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