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Individual Calculations July 2011 |
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| Grapsas, Panagiotis Total change: 3.90 | |   |
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| 1st open tournament of SO Peristeriou 2011 | Peristeri - Athens | GRE | 2011-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1506 | 2.00 | 4 | 1.23 | 15 | 18.45 | |
|  Azis, Azizis Ektoras | | | 1906 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Girvalakis, Spyridon | | | 1906 * | GRE | 1.00 | 1 | 0.92 | 15 | 13.80 | |  Nikitidis, Theopistos | | | 1488 | GRE | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Kamenets, Anatolij | m | | 1906 * | UKR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | | 3rd Easter Tournament 2011 - PS Peristeriou Group B | Peristeri - Athens | GRE | 2011-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1475 | 1506 | 1.00 | 3 | -0.58 | 15 | -8.70 | |
| | Kokkota, Fotini | | | 1217 | GRE | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Salapatas-Hatzigiann, Ioannis | | | 1662 | GRE | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Bitsanis, Georgios | | | 1545 | GRE | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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) | | | | 3nd Open ASOP DIAS 2011 | Petroupoli | GRE | 2011-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1662 | 1469 | 1.00 | 4 | -0.03 | 15 | -0.45 | |
| | Nteves, Stamatios | | | 1639 | GRE | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Vlastos, Alexandros | | | 1716 | GRE | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Tsixlis, Georgios | | | 1547 | GRE | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Pavlis, Antonios | | | 1745 | GRE | 0.00 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | 4th Open ASOP DIAS 2011 | Petroupoli | GRE | 2011-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 1469 | 0.00 | 2 | -0.36 | 15 | -5.40 | |
| | Ilandzis, Spyridon | | | 1869 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Mavroudis, Dionisios | | | 1638 | GRE | 0.00 | 1 | -0.28 | 15 | -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) | | |
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